fix access control & remove context support in fetch.go

add scroll view to support activity
update version 1.1.11 -> 1.2.0
2020-04-14 23:44:41 +08:00 · 2020-04-14 20:25:13 +08:00 · 2020-04-14 20:07:07 +08:00 · 2020-04-14 19:50:56 +08:00 · 2020-04-14 19:47:32 +08:00 · 2020-04-14 19:47:16 +08:00
646 changed files with 12622 additions and 23424 deletions
@@ -1,4 +0,0 @@
-* text=auto eol=lf
-
-*.bat text eol=crlf
-*.jar binary
@@ -7,10 +7,6 @@ assignees: ''

 ---

-<!-- Be sure to put a clear title after [BUG] in the text box above -->
-<!-- Be sure to put a clear title after [BUG] in the text box above -->
-<!-- Be sure to put a clear title after [BUG] in the text box above -->
-
 **Describe the bug**
 A clear and concise description of what the bug is.

@@ -27,12 +23,15 @@ A clear and concise description of what you expected to happen.
 **Screenshots**
 If applicable, add screenshots to help explain your problem.

+**Logs**
+if applicable, add logs to help detect problem
+
 **Device Info (please complete the following information):**

 - Device: [e.g. Pixel 4]
 - ROM: [e.g: AOSP]
 - ROM Version:
- - Android Version [e.g. 10]
+ - Android Version [e.g. Oreo]

 **Application Info (please complete the following information):**

@@ -41,17 +40,4 @@ If applicable, add screenshots to help explain your problem.
 - Distribution Channel: [e.g. Google Play]

 **Additional context**
-Add any other context about the problem here.
-
-**Configure**
-Paste configure file which **removed server info** 
-```yaml
-# paste here
-```
-
-**Logs**
-Paste logs to help detect problem
-
-```
-<paste here>
-```
+Add any other context about the problem here.
@@ -7,10 +7,6 @@ assignees: ''

 ---

-<!-- Be sure to put a clear title after [Feature Request] in the text box above -->
-<!-- Be sure to put a clear title after [Feature Request] in the text box above -->
-<!-- Be sure to put a clear title after [Feature Request] in the text box above -->
-
 **Is your feature request related to a problem? Please describe.**
 A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]

@@ -7,10 +7,6 @@ assignees: ''

 ---

-<!-- 请务必在上方文本框处 [BUG] 后填入清晰明了的标题 -->
-<!-- 请务必在上方文本框处 [BUG] 后填入清晰明了的标题 -->
-<!-- 请务必在上方文本框处 [BUG] 后填入清晰明了的标题 -->
-
 **描述出现的错误**
 请简洁的描述你遇到的错误

@@ -27,10 +23,14 @@ assignees: ''
 **屏幕截图**
 如果适用, 上传屏幕截图以帮助描述错误

-**设备信息 (请完成以下信息):**
+**日志**
+
+如果适用, 上传日志以帮助侦测错误
+
+**设备信息 (请完成一下信息):**
 - 机型: [例如: Pixel 4]
 - 系统/ROM: [例如: MIUI 11]
- - Android 版本 [例如: 10]
+ - Android 版本 [例如: Oreo]
 - ROM版本 [例如: 20.3.19]

 **应用信息**
@@ -40,16 +40,3 @@ assignees: ''

 **附加信息**
 其他的可能与改错误相关的信息
-
-**配置文件**
-在此粘贴 **去除服务器信息的** 的 **配置文件**
-```yaml
-# 在此粘贴
-```
-
-**日志**
-粘贴日志以帮助侦测错误
-```
-<在此粘贴>
-```
-
@@ -7,10 +7,6 @@ assignees: ''

 ---

-<!-- 请务必在上方文本框处 [Feature Request] 后填入清晰明了的标题 -->
-<!-- 请务必在上方文本框处 [Feature Request] 后填入清晰明了的标题 -->
-<!-- 请务必在上方文本框处 [Feature Request] 后填入清晰明了的标题 -->
-
 **功能描述**
 请清晰的描述你想要的功能

@@ -1 +0,0 @@
-blank_issues_enabled: false
@@ -1,46 +0,0 @@
-name: Build Unsigned
-on:
-  push:
-    branches:
-      - main
-    paths-ignore:
-      - '.idea/**'
-      - '.gitattributes'
-      - '.gitignore'
-      - '.gitmodules'
-      - '**.md'
-      - 'LICENSE'
-      - 'NOTICE'
-  pull_request:
-    paths-ignore:
-      - '.idea/**'
-      - '.gitattributes'
-      - '.gitignore'
-      - '.gitmodules'
-      - '**.md'
-      - 'LICENSE'
-      - 'NOTICE'
-jobs:
-  BuildUnsigned:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout Repository
-        uses: actions/checkout@v2
-        with:
-          submodules: recursive
-      - name: Setup Java
-        uses: actions/setup-java@v2
-        with:
-          distribution: 'adopt'
-          java-version: 11
-      - name: Gradle cache
-        uses: actions/cache@v2
-        with:
-          path: ~/.gradle/caches
-          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle/wrapper/gradle-wrapper.properties', '**/buildSrc/src/main/kotlin/**.kt') }}
-      - name: Setup Go
-        uses: actions/setup-go@v2
-        with:
-          go-version: 1.17
-      - name: Build
-        run: ./gradlew --no-daemon app:assembleFossRelease
@@ -1,7 +1,6 @@
 .gradle
 build/
-/app/foss/release
-/app/premium/release
+/app/release/
 /captures

 # Ignore Gradle GUI config
@@ -17,18 +16,10 @@ gradle-app.setting
 # gradle/wrapper/gradle-wrapper.properties

 # Ignore IDEA config
+.idea
 *.iml
-/.idea/*
-!/.idea/codeStyles
-/core/src/main/golang/.idea/*
-!/core/src/main/golang/.idea/codeStyles
-/core/src/foss/golang/.idea/*
-!/core/src/foss/golang/.idea/codeStyles
-/core/src/premium/golang/.idea/*
-!/core/src/premium/golang/.idea/codeStyles

 # KeyStore
-signing.properties
 *.keystore
 *.jks

@@ -38,9 +29,8 @@ cmake-build-*
 # local.properties
 local.properties

-
-# tracker
-tracker.properties
+# keystore
+keystore.properties

 # vscode
 .vscode
@@ -55,9 +45,3 @@ google-services.json

 # Dolphin
 .directory
-
-# logs
-*.log
-
-# MacOS
-.DS_Store
@@ -1,6 +1,3 @@
-[submodule "clash-foss"]
-	path = core/src/foss/golang/clash
-	url = https://github.com/Kr328/clash.git
-[submodule "clash-premium"]
-	path = core/src/premium/golang/clash
-	url = https://github.com/Kr328/clash.git
+[submodule "core/src/main/golang/clash"]
+	path = core/src/main/golang/clash
+	url = https://github.com/Kr328/Clash
@@ -1,151 +0,0 @@
-<component name="ProjectCodeStyleConfiguration">
-  <code_scheme name="Project" version="173">
-    <AndroidXmlCodeStyleSettings>
-      <option name="LAYOUT_SETTINGS">
-        <value>
-          <option name="INSERT_BLANK_LINE_BEFORE_TAG" value="false" />
-        </value>
-      </option>
-      <option name="VALUE_RESOURCE_FILE_SETTINGS">
-        <value>
-          <option name="INSERT_LINE_BREAKS_AROUND_STYLE" value="false" />
-        </value>
-      </option>
-    </AndroidXmlCodeStyleSettings>
-    <JetCodeStyleSettings>
-      <option name="PACKAGES_TO_USE_STAR_IMPORTS">
-        <value>
-          <package name="java.util" alias="false" withSubpackages="false" />
-          <package name="kotlinx.android.synthetic" alias="false" withSubpackages="true" />
-          <package name="io.ktor" alias="false" withSubpackages="true" />
-        </value>
-      </option>
-      <option name="PACKAGES_IMPORT_LAYOUT">
-        <value>
-          <package name="" alias="false" withSubpackages="true" />
-          <package name="java" alias="false" withSubpackages="true" />
-          <package name="javax" alias="false" withSubpackages="true" />
-          <package name="kotlin" alias="false" withSubpackages="true" />
-          <package name="" alias="true" withSubpackages="true" />
-        </value>
-      </option>
-      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
-    </JetCodeStyleSettings>
-    <codeStyleSettings language="XML">
-      <option name="FORCE_REARRANGE_MODE" value="1" />
-      <indentOptions>
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-      </indentOptions>
-      <arrangement>
-        <rules>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>xmlns:android</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>xmlns:.*</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:id</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:name</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>name</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>style</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>ANDROID_ATTRIBUTE_ORDER</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>.*</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-        </rules>
-      </arrangement>
-    </codeStyleSettings>
-    <codeStyleSettings language="kotlin">
-      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
-    </codeStyleSettings>
-  </code_scheme>
-</component>
@@ -1,5 +0,0 @@
-<component name="ProjectCodeStyleConfiguration">
-  <state>
-    <option name="USE_PER_PROJECT_SETTINGS" value="true" />
-  </state>
-</component>
@@ -1,14 +0,0 @@
-## Contributing to Clash for Android
-
-#### Code Style
-
-Please use `Android Studio` or `Intellij IDEA` to open the project and use the project code style profile.
-
-`File` -> `Settings` -> `Editor` -> `Code Style` -> `C/C++ and Kotlin` -> `Scheme` -> `Project`
-
-
-
-#### License
-
-Contributing to Clash for Android that assumes you allow code to be merged into closed-source branch of Clash for Android. Other terms follow the [GPLv3](https://www.gnu.org/licenses/gpl-3.0.html)
-
@@ -8,20 +8,25 @@ A Graphical user interface of [clash](https://github.com/Dreamacro/clash) for An

 Fully feature of [clash](https://github.com/Dreamacro/clash) ~~(Exclude `external-controller`~~

+
+
 ### Requirement

- Android 5.0+ (minimum)
- Android 7.0+ (recommend)
- `armeabi-v7a` , `arm64-v8a`, `x86` or `x86_64` Architecture
+* Android 7.0+
+* `armeabi-v7a` , `arm64-v8a`, `x86` or `x86_64` Architecture

 ### License

 See also [LICENSE](./LICENSE) and [NOTICE](./NOTICE)

-### Privacy Policy
+
+
+###  Privacy Policy

 See also [PRIVACY_POLICY.md](./PRIVACY_POLICY.md)

+
+
 ### Build

 1. Update submodules
@@ -30,27 +35,29 @@ See also [PRIVACY_POLICY.md](./PRIVACY_POLICY.md)
   git submodule update --init --recursive
   ```

-2. Install **OpenJDK 11**, **Android SDK**, **CMake** and **Golang**
+2. Install `JDK 1.8`, `Android SDK` ,`Android NDK` and `Golang`

-3. Create `local.properties` in project root with
+3. Create `local.properties` in project root with 

   ```properties
   sdk.dir=/path/to/android-sdk
+   ndk.dir=/path/to/android-ndk
+   appcenter.key=<AppCenter Key>    # Optional, from "appcenter.ms"
   ```

-4. Create `signing.properties` in project root with
+4. Create `keystore.properties` in project root with

   ```properties
-   keystore.path=/path/to/keystore/file
-   keystore.password=<key store password>
-   key.alias=<key alias>
-   key.password=<key password>
-   ```
+   storeFile=/path/to/keystore/file
+   storePassword=<key store password>
+   keyAlias=<key alias>
+   keyPassword=<key password>
+   ``` 

 5. Build

   ```bash
-   ./gradlew app:assembleFossRelease
+   ./gradlew app:assembleRelease
   ```

-6. Pick `app-foss-<arch>-release.apk` in `app/build/outputs/apk/foss/release/`
+6. Pick `app-release-<arch>.apk` in `app/build/outputs/apks`
@@ -0,0 +1 @@
+/build
@@ -1,32 +1,126 @@
+import java.util.*
+
 plugins {
-    kotlin("android")
-    kotlin("kapt")
    id("com.android.application")
+    id("kotlin-android")
+    id("kotlin-android-extensions")
+}
+
+val rootExtra = rootProject.extra
+
+val gCompileSdkVersion: Int by rootExtra
+val gBuildToolsVersion: String by rootExtra
+
+val gMinSdkVersion: Int by rootExtra
+val gTargetSdkVersion: Int by rootExtra
+
+val gVersionCode: Int by rootExtra
+val gVersionName: String by rootExtra
+
+val gKotlinVersion: String by rootExtra
+val gKotlinCoroutineVersion: String by rootExtra
+val gAppCenterVersion: String by rootExtra
+val gAndroidKtxVersion: String by rootExtra
+val gRecyclerviewVersion: String by rootExtra
+val gAppCompatVersion: String by rootExtra
+val gMaterialDesignVersion: String by rootExtra
+val gShizukuPreferenceVersion: String by rootExtra
+val gMultiprocessPreferenceVersion: String by rootExtra
+
+android {
+    compileSdkVersion(gCompileSdkVersion)
+    buildToolsVersion(gBuildToolsVersion)
+
+    defaultConfig {
+        applicationId = "com.github.kr328.clash"
+
+        minSdkVersion(gMinSdkVersion)
+        targetSdkVersion(gTargetSdkVersion)
+
+        versionCode = gVersionCode
+        versionName = gVersionName
+    }
+
+    buildTypes {
+        maybeCreate("release").apply {
+            isMinifyEnabled = true
+            isShrinkResources = true
+            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
+
+    splits {
+        abi {
+            isEnable = true
+            isUniversalApk = true
+        }
+    }
+
+    val signingFile = rootProject.file("keystore.properties")
+    if ( signingFile.exists() ) {
+        val properties = Properties().apply {
+            signingFile.inputStream().use {
+                load(it)
+            }
+        }
+        signingConfigs {
+            maybeCreate("release").apply {
+                storeFile = rootProject.file(Objects.requireNonNull(properties.getProperty("storeFile")))
+                storePassword = Objects.requireNonNull(properties.getProperty("storePassword"))
+                keyAlias = Objects.requireNonNull(properties.getProperty("keyAlias"))
+                keyPassword = Objects.requireNonNull(properties.getProperty("keyPassword"))
+            }
+        }
+        buildTypes {
+            maybeCreate("release").apply {
+                this.signingConfig = signingConfigs.findByName("release")
+            }
+        }
+    }
 }

 dependencies {
-    compileOnly(project(":hideapi"))
-
    implementation(project(":core"))
    implementation(project(":service"))
    implementation(project(":design"))
    implementation(project(":common"))
-
-    implementation(deps.kotlin.coroutine)
-    implementation(deps.androidx.core)
-    implementation(deps.androidx.activity)
-    implementation(deps.androidx.fragment)
-    implementation(deps.androidx.appcompat)
-    implementation(deps.androidx.coordinator)
-    implementation(deps.androidx.recyclerview)
-    implementation(deps.google.material)
-
-    val premiumImplementation by configurations
-
-    premiumImplementation(deps.appcenter.analytics)
-    premiumImplementation(deps.appcenter.crashes)
+    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8:$gKotlinVersion")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:$gKotlinCoroutineVersion")
+    implementation("androidx.recyclerview:recyclerview:$gRecyclerviewVersion")
+    implementation("androidx.core:core-ktx:$gAndroidKtxVersion")
+    implementation("androidx.appcompat:appcompat:$gAppCompatVersion")
+    implementation("com.google.android.material:material:$gMaterialDesignVersion")
+    implementation("moe.shizuku.preference:preference-appcompat:$gShizukuPreferenceVersion")
+    implementation("moe.shizuku.preference:preference-simplemenu-appcompat:$gShizukuPreferenceVersion")
+    implementation("com.microsoft.appcenter:appcenter-analytics:$gAppCenterVersion")
+    implementation("com.microsoft.appcenter:appcenter-crashes:$gAppCenterVersion")
 }

-tasks.getByName("clean", type = Delete::class) {
-    delete(file("release"))
+task("injectAppCenterKey") {
+    doFirst {
+        val properties = Properties().apply {
+            rootProject.file("local.properties").inputStream().use {
+                load(it)
+            }
+        }
+
+        val key = properties.getProperty("appcenter.key", "")
+
+        android.buildTypes.forEach {
+            it.buildConfigField("String", "APP_CENTER_KEY", "\"$key\"")
+        }
+    }
 }
+
+afterEvaluate {
+    tasks["preBuild"].dependsOn(tasks["injectAppCenterKey"])
+}
@@ -20,40 +20,4 @@
 # hide the original source file name.
 #-renamesourcefileattribute SourceFile

-dontobfuscate
-
-assumenosideeffects class kotlin.jvm.internal.Intrinsics {
-    public static void checkNotNull(...);
-    public static void checkExpressionValueIsNotNull(...);
-    public static void checkNotNullExpressionValue(...);
-    public static void checkReturnedValueIsNotNull(...);
-    public static void checkFieldIsNotNull(...);
-    public static void checkParameterIsNotNull(...);
-    public static void checkNotNullParameter(...);
-}
-
-# Kotlin Coroutine
-# Allow R8 to optimize away the FastServiceLoader.
-# Together with ServiceLoader optimization in R8
-# this results in direct instantiation when loading Dispatchers.Main
-assumenosideeffects class kotlinx.coroutines.internal.MainDispatcherLoader {
-    boolean FAST_SERVICE_LOADER_ENABLED return false;
-}
-
-assumenosideeffects class kotlinx.coroutines.internal.FastServiceLoaderKt {
-    boolean ANDROID_DETECTED return true;
-}
-
-keep class kotlinx.coroutines.android.AndroidDispatcherFactory {*;}
-
-# Disable support for "Missing Main Dispatcher", since we always have Android main dispatcher
-assumenosideeffects class kotlinx.coroutines.internal.MainDispatchersKt {
-    boolean SUPPORT_MISSING return false;
-}
-
-# Statically turn off all debugging facilities and assertions
-assumenosideeffects class kotlinx.coroutines.DebugKt {
-    boolean getASSERTIONS_ENABLED() return false;
-    boolean getDEBUG() return false;
-    boolean getRECOVER_STACK_TRACES() return false;
-}
+-dontobfuscate
@@ -1,14 +0,0 @@
-package com.github.kr328.clash
-
-import android.app.Application
-
-@Suppress("UNUSED_PARAMETER")
-object Tracker {
-    fun initialize(application: Application) {
-        // do nothing
-    }
-
-    fun uploadLogcat(logcat: String) {
-        // do nothing
-    }
-}
@@ -3,178 +3,111 @@
    xmlns:tools="http://schemas.android.com/tools"
    package="com.github.kr328.clash">

-    <uses-feature
-        android:name="android.software.leanback"
-        android:required="false" />
-    <uses-feature
-        android:name="android.hardware.touchscreen"
-        android:required="false" />
-
    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
-    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
-    <uses-permission
-        android:name="android.permission.QUERY_ALL_PACKAGES"
-        tools:ignore="QueryAllPackagesPermission" />

    <application
        android:name=".MainApplication"
        android:allowBackup="true"
-        android:banner="@mipmap/ic_banner"
        android:fullBackupContent="@xml/full_backup_content"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/application_name"
-        android:networkSecurityConfig="@xml/network_security_config"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
-        android:theme="@style/BootstrapTheme"
-        tools:ignore="GoogleAppIndexingWarning"
-        tools:targetApi="N">
-        <meta-data
-            android:name="releaseName"
-            android:value="@string/release_name" />
-        <meta-data
-            android:name="releaseCode"
-            android:value="@integer/release_code" />
-
+        android:theme="@style/AppTheme"
+        tools:ignore="GoogleAppIndexingWarning">
        <activity
            android:name=".MainActivity"
-            android:configChanges="uiMode"
-            android:exported="true"
            android:label="@string/launch_name"
+            android:configChanges="uiMode"
            android:launchMode="singleTop">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
-
                <category android:name="android.intent.category.LAUNCHER" />
-                <category android:name="android.intent.category.LEANBACK_LAUNCHER" />
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
            <intent-filter>
                <action android:name="android.service.quicksettings.action.QS_TILE_PREFERENCES" />
            </intent-filter>
        </activity>
-        <activity
-            android:name=".ExternalImportActivity"
-            android:exported="true"
-            android:label="@string/import_from_file"
-            android:theme="@android:style/Theme.Translucent.NoTitleBar.Fullscreen">
-            <intent-filter>
-                <action android:name="android.intent.action.VIEW" />
-
-                <category android:name="android.intent.category.DEFAULT" />
-                <category android:name="android.intent.category.BROWSABLE" />
-
-                <data
-                    android:host="install-config"
-                    android:scheme="clash" />
-            </intent-filter>
-        </activity>
        <activity
            android:name=".ApkBrokenActivity"
-            android:configChanges="uiMode"
+            android:label="@string/application_broken"
            android:exported="false"
-            android:label="@string/application_broken" />
-        <activity
-            android:name=".AppCrashedActivity"
-            android:configChanges="uiMode"
-            android:exported="false"
-            android:label="@string/application_crashed"
-            android:launchMode="singleTask" />
+            android:configChanges="uiMode"/>
        <activity
            android:name=".ProfilesActivity"
-            android:configChanges="uiMode"
+            android:label="@string/profiles"
            android:exported="false"
-            android:label="@string/profiles" />
+            android:configChanges="uiMode"/>
        <activity
-            android:name=".NewProfileActivity"
-            android:configChanges="uiMode"
+            android:name=".CreateProfileActivity"
+            android:label="@string/create_profile"
            android:exported="false"
-            android:label="@string/create_profile" />
+            android:configChanges="uiMode" />
        <activity
-            android:name=".PropertiesActivity"
-            android:configChanges="uiMode"
+            android:name=".ProfileEditActivity"
+            android:label="@string/profile"
            android:exported="false"
-            android:label="@string/profile" />
+            android:configChanges="uiMode" />
        <activity
-            android:name=".ProxyActivity"
-            android:configChanges="uiMode"
+            android:name=".ProxiesActivity"
+            android:label="@string/proxy"
            android:exported="false"
-            android:label="@string/proxy" />
-        <activity
-            android:name=".ProvidersActivity"
-            android:configChanges="uiMode"
-            android:exported="false"
-            android:label="@string/providers" />
+            android:configChanges="uiMode" />
        <activity
            android:name=".LogsActivity"
-            android:configChanges="uiMode"
+            android:label="@string/logs"
            android:exported="false"
-            android:label="@string/logs" />
+            android:configChanges="uiMode" />
        <activity
-            android:name=".LogcatActivity"
-            android:configChanges="uiMode"
+            android:name=".LogViewerActivity"
+            android:label="@string/log_viewer"
            android:exported="false"
-            android:label="@string/logcat" />
+            android:configChanges="uiMode"
+            android:launchMode="singleTop"/>
        <activity
            android:name=".SettingsActivity"
-            android:configChanges="uiMode"
+            android:label="@string/settings"
            android:exported="false"
-            android:label="@string/settings" />
+            android:configChanges="uiMode" />
        <activity
-            android:name=".NetworkSettingsActivity"
-            android:configChanges="uiMode"
+            android:name=".SettingsNetworkActivity"
+            android:label="@string/network"
            android:exported="false"
-            android:label="@string/network" />
+            android:configChanges="uiMode" />
        <activity
-            android:name=".AppSettingsActivity"
-            android:configChanges="uiMode"
+            android:name=".SettingsBehaviorActivity"
+            android:label="@string/behavior"
            android:exported="false"
-            android:label="@string/app" />
+            android:configChanges="uiMode" />
        <activity
-            android:name=".OverrideSettingsActivity"
-            android:configChanges="uiMode"
+            android:name=".SettingsInterfaceActivity"
+            android:label="@string/interface_"
            android:exported="false"
-            android:label="@string/override" />
+            android:configChanges="uiMode" />
        <activity
-            android:name=".AccessControlActivity"
-            android:configChanges="uiMode"
+            android:name=".PackagesActivity"
+            android:label="@string/access_control_packages"
            android:exported="false"
-            android:label="@string/access_control_packages" />
+            android:configChanges="uiMode" />
        <activity
-            android:name=".HelpActivity"
-            android:configChanges="uiMode"
+            android:name=".SupportActivity"
+            android:label="@string/support"
            android:exported="false"
-            android:label="@string/help" />
-        <activity
-            android:name=".FilesActivity"
-            android:configChanges="uiMode"
-            android:exported="false"
-            android:label="@string/files" />
-
+            android:configChanges="uiMode" />
        <service
            android:name=".LogcatService"
            android:exported="false"
            android:label="@string/clash_logcat" />
        <service
            android:name=".TileService"
-            android:exported="true"
-            android:icon="@drawable/ic_logo_service"
+            android:icon="@drawable/ic_notification"
            android:label="@string/launch_name"
            android:permission="android.permission.BIND_QUICK_SETTINGS_TILE">
            <intent-filter>
                <action android:name="android.service.quicksettings.action.QS_TILE" />
            </intent-filter>
        </service>
-
-        <receiver
-            android:name=".RestartReceiver"
-            android:enabled="false"
-            android:exported="true">
-            <intent-filter>
-                <action android:name="android.intent.action.BOOT_COMPLETED" />
-                <action android:name="android.intent.action.MY_PACKAGE_REPLACED" />
-            </intent-filter>
-        </receiver>
    </application>
 </manifest>
@@ -1,142 +0,0 @@
-package com.github.kr328.clash
-
-import android.Manifest.permission.INTERNET
-import android.content.ClipData
-import android.content.ClipboardManager
-import android.content.pm.ApplicationInfo
-import android.content.pm.PackageInfo
-import android.content.pm.PackageManager
-import androidx.core.content.getSystemService
-import com.github.kr328.clash.design.AccessControlDesign
-import com.github.kr328.clash.design.model.AppInfo
-import com.github.kr328.clash.design.util.toAppInfo
-import com.github.kr328.clash.service.store.ServiceStore
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
-import kotlinx.coroutines.withContext
-
-class AccessControlActivity : BaseActivity<AccessControlDesign>() {
-    override suspend fun main() {
-        val service = ServiceStore(this)
-
-        val selected = withContext(Dispatchers.IO) {
-            service.accessControlPackages.toMutableSet()
-        }
-
-        defer {
-            withContext(Dispatchers.IO) {
-                service.accessControlPackages = selected
-            }
-        }
-
-        val design = AccessControlDesign(this, uiStore, selected)
-
-        setContentDesign(design)
-
-        design.requests.send(AccessControlDesign.Request.ReloadApps)
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        AccessControlDesign.Request.ReloadApps -> {
-                            design.patchApps(loadApps(selected))
-                        }
-                        AccessControlDesign.Request.SelectAll -> {
-                            val all = withContext(Dispatchers.Default) {
-                                design.apps.map(AppInfo::packageName)
-                            }
-
-                            selected.clear()
-                            selected.addAll(all)
-
-                            design.rebindAll()
-                        }
-                        AccessControlDesign.Request.SelectNone -> {
-                            selected.clear()
-
-                            design.rebindAll()
-                        }
-                        AccessControlDesign.Request.SelectInvert -> {
-                            val all = withContext(Dispatchers.Default) {
-                                design.apps.map(AppInfo::packageName).toSet() - selected
-                            }
-
-                            selected.clear()
-                            selected.addAll(all)
-
-                            design.rebindAll()
-                        }
-                        AccessControlDesign.Request.Import -> {
-                            val clipboard = getSystemService<ClipboardManager>()
-                            val data = clipboard?.primaryClip
-
-                            if (data != null && data.itemCount > 0) {
-                                val all = withContext(Dispatchers.IO) {
-                                    val packages = data.getItemAt(0).text.split("\n").toSet()
-
-                                    design.apps.map(AppInfo::packageName).intersect(packages)
-                                }
-
-                                selected.clear()
-                                selected.addAll(all)
-                            }
-
-                            design.rebindAll()
-                        }
-                        AccessControlDesign.Request.Export -> {
-                            val clipboard = getSystemService<ClipboardManager>()
-
-                            withContext(Dispatchers.IO) {
-                                val data = ClipData.newPlainText(
-                                    "packages",
-                                    selected.joinToString("\n")
-                                )
-
-                                clipboard?.setPrimaryClip(data)
-                            }
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    private suspend fun loadApps(selected: Set<String>): List<AppInfo> =
-        withContext(Dispatchers.IO) {
-            val reverse = uiStore.accessControlReverse
-            val sort = uiStore.accessControlSort
-            val systemApp = uiStore.accessControlSystemApp
-
-            val base = compareByDescending<AppInfo> { it.packageName in selected }
-            val comparator = if (reverse) base.thenDescending(sort) else base.then(sort)
-
-            val pm = packageManager
-            val packages = pm.getInstalledPackages(PackageManager.GET_PERMISSIONS)
-
-            packages.asSequence()
-                .filter {
-                    it.packageName != packageName
-                }
-                .filter {
-                    it.packageName == "android" || it.requestedPermissions?.contains(INTERNET) == true
-                }
-                .filter {
-                    systemApp || !it.isSystemApp
-                }
-                .map {
-                    it.toAppInfo(pm)
-                }
-                .sortedWith(comparator)
-                .toList()
-        }
-
-    private val PackageInfo.isSystemApp: Boolean
-        get() {
-            return applicationInfo.flags and ApplicationInfo.FLAG_SYSTEM != 0
-        }
-}
@@ -2,19 +2,67 @@ package com.github.kr328.clash

 import android.content.Intent
 import android.net.Uri
-import com.github.kr328.clash.design.ApkBrokenDesign
-import kotlinx.coroutines.isActive
+import android.os.Bundle
+import android.text.Html
+import kotlinx.android.synthetic.main.activity_application_broken.*

-class ApkBrokenActivity : BaseActivity<ApkBrokenDesign>() {
-    override suspend fun main() {
-        val design = ApkBrokenDesign(this)
+class ApkBrokenActivity : BaseActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)

-        setContentDesign(design)
+        setContentView(R.layout.activity_application_broken)
+        setSupportActionBar(toolbar)

-        while (isActive) {
-            val req = design.requests.receive()
+        text.text = Html.fromHtml(
+            getString(R.string.application_broken_description),
+            Html.FROM_HTML_MODE_COMPACT
+        )

-            startActivity(Intent(Intent.ACTION_VIEW).setData(Uri.parse(req.url)))
+        commonUi.build {
+            option(
+                icon = getDrawable(R.drawable.ic_info),
+                title = getString(R.string.learn_more_about_split_apks)
+            ) {
+                onClick {
+                    startActivity(
+                        Intent(Intent.ACTION_VIEW)
+                            .setData(Uri.parse(getString(R.string.about_split_apks_url)))
+                    )
+                }
+            }
+            option(
+                icon = getDrawable(R.drawable.ic_input),
+                title = getString(R.string.reinstall_from_google_play)
+            ) {
+                onClick {
+                    startActivity(
+                        Intent(Intent.ACTION_VIEW)
+                            .setData(Uri.parse(getString(R.string.google_play_url)))
+                    )
+                }
+            }
+            option(
+                icon = getDrawable(R.drawable.ic_play_for_work),
+                title = getString(R.string.download_from_github_releases)
+            ) {
+                onClick {
+                    startActivity(
+                        Intent(Intent.ACTION_VIEW)
+                            .setData(Uri.parse(getString(R.string.github_releases_url)))
+                    )
+                }
+            }
        }
    }
+
+    override fun onBackPressed() {
+        super.onBackPressed()
+
+        finishAffinity()
+        finish()
+    }
+
+    override fun shouldDisplayHomeAsUpEnabled(): Boolean {
+        return false
+    }
 }
@@ -1,33 +0,0 @@
-package com.github.kr328.clash
-
-import com.github.kr328.clash.common.compat.versionCodeCompat
-import com.github.kr328.clash.common.log.Log
-import com.github.kr328.clash.design.AppCrashedDesign
-import com.github.kr328.clash.log.SystemLogcat
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.withContext
-
-class AppCrashedActivity : BaseActivity<AppCrashedDesign>() {
-    override suspend fun main() {
-        val design = AppCrashedDesign(this)
-
-        setContentDesign(design)
-
-        val packageInfo = withContext(Dispatchers.IO) {
-            packageManager.getPackageInfo(packageName, 0)
-        }
-
-        Log.i("App version: versionName = ${packageInfo.versionName} versionCode = ${packageInfo.versionCodeCompat}")
-
-        val logs = withContext(Dispatchers.IO) {
-            SystemLogcat.dumpCrash()
-        }
-
-        design.setAppLogs(logs)
-
-        while (isActive) {
-            events.receive()
-        }
-    }
-}
@@ -1,62 +0,0 @@
-package com.github.kr328.clash
-
-import android.content.pm.PackageManager
-import com.github.kr328.clash.common.util.componentName
-import com.github.kr328.clash.design.AppSettingsDesign
-import com.github.kr328.clash.design.model.Behavior
-import com.github.kr328.clash.service.store.ServiceStore
-import com.github.kr328.clash.util.ApplicationObserver
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
-
-class AppSettingsActivity : BaseActivity<AppSettingsDesign>(), Behavior {
-    override suspend fun main() {
-        val design = AppSettingsDesign(
-            this,
-            uiStore,
-            ServiceStore(this),
-            this,
-            clashRunning,
-        )
-
-        setContentDesign(design)
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ClashStart, Event.ClashStop, Event.ServiceRecreated ->
-                            recreate()
-                        else -> Unit
-                    }
-                }
-                design.requests.onReceive {
-                    ApplicationObserver.createdActivities.forEach {
-                        it.recreate()
-                    }
-                }
-            }
-        }
-    }
-
-    override var autoRestart: Boolean
-        get() {
-            val status = packageManager.getComponentEnabledSetting(
-                RestartReceiver::class.componentName
-            )
-
-            return status == PackageManager.COMPONENT_ENABLED_STATE_ENABLED
-        }
-        set(value) {
-            val status = if (value)
-                PackageManager.COMPONENT_ENABLED_STATE_ENABLED
-            else
-                PackageManager.COMPONENT_ENABLED_STATE_DISABLED
-
-            packageManager.setComponentEnabledSetting(
-                RestartReceiver::class.componentName,
-                status,
-                PackageManager.DONT_KILL_APP,
-            )
-        }
-}
@@ -1,165 +1,155 @@
 package com.github.kr328.clash

+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
 import android.content.res.Configuration
 import android.os.Build
 import android.os.Bundle
-import android.view.View
-import androidx.activity.result.contract.ActivityResultContract
+import android.view.*
+import android.view.View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR
+import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
-import com.github.kr328.clash.common.compat.isAllowForceDarkCompat
-import com.github.kr328.clash.common.compat.isLightNavigationBarCompat
-import com.github.kr328.clash.common.compat.isLightStatusBarsCompat
-import com.github.kr328.clash.common.compat.isSystemBarsTranslucentCompat
-import com.github.kr328.clash.core.bridge.ClashException
-import com.github.kr328.clash.design.Design
-import com.github.kr328.clash.design.model.DarkMode
-import com.github.kr328.clash.design.store.UiStore
-import com.github.kr328.clash.design.ui.DayNight
-import com.github.kr328.clash.design.util.resolveThemedBoolean
-import com.github.kr328.clash.design.util.resolveThemedColor
-import com.github.kr328.clash.design.util.showExceptionToast
+import androidx.appcompat.app.AppCompatDelegate
+import androidx.appcompat.widget.Toolbar
+import androidx.coordinatorlayout.widget.CoordinatorLayout
+import com.github.kr328.clash.common.utils.createLanguageConfigurationContext
+import com.github.kr328.clash.preference.UiSettings
 import com.github.kr328.clash.remote.Broadcasts
-import com.github.kr328.clash.remote.Remote
-import com.github.kr328.clash.util.ActivityResultLifecycle
-import com.github.kr328.clash.util.ApplicationObserver
-import kotlinx.coroutines.*
-import kotlinx.coroutines.channels.Channel
-import java.util.concurrent.atomic.AtomicInteger
-import kotlin.coroutines.resume
-import kotlin.coroutines.suspendCoroutine
+import com.google.android.material.snackbar.Snackbar
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.MainScope
+import kotlinx.coroutines.cancel
+import kotlinx.coroutines.launch

-abstract class BaseActivity<D : Design<*>> :
-    AppCompatActivity(),
-    CoroutineScope by MainScope(),
-    Broadcasts.Observer {
-    enum class Event {
-        ServiceRecreated,
-        ActivityStart,
-        ActivityStop,
-        ClashStop,
-        ClashStart,
-        ProfileLoaded,
-        ProfileChanged
+abstract class BaseActivity : AppCompatActivity(), CoroutineScope by MainScope() {
+    class EmptyBroadcastReceiver : BroadcastReceiver() {
+        override fun onReceive(context: Context?, intent: Intent?) {}
    }

-
-    protected val uiStore by lazy { UiStore(this) }
-    protected val events = Channel<Event>(Channel.UNLIMITED)
-    protected var activityStarted: Boolean = false
-    protected val clashRunning: Boolean
-        get() = Remote.broadcasts.clashRunning
-    protected var design: D? = null
-        private set(value) {
-            field = value
-
-            if (value != null) {
-                setContentView(value.root)
-            } else {
-                setContentView(View(this))
+    private val receiver = object : Broadcasts.Receiver {
+        override fun onStarted() {
+            launch {
+                onClashStarted()
            }
        }

-    private var defer: suspend () -> Unit = {}
-    private var deferRunning = false
-    private val nextRequestKey = AtomicInteger(0)
-    private var dayNight: DayNight = DayNight.Day
+        override fun onStopped(cause: String?) {
+            launch {
+                onClashStopped(cause)
+            }
+        }

-    protected abstract suspend fun main()
+        override fun onProfileChanged() {
+            launch {
+                onClashProfileChanged()
+            }
+        }

-    fun defer(operation: suspend () -> Unit) {
-        this.defer = operation
-    }
-
-    suspend fun <I, O> startActivityForResult(
-        contracts: ActivityResultContract<I, O>,
-        input: I
-    ): O = withContext(Dispatchers.Main) {
-        val requestKey = nextRequestKey.getAndIncrement().toString()
-
-        ActivityResultLifecycle().use { lifecycle, start ->
-            suspendCoroutine { c ->
-                activityResultRegistry.register(requestKey, lifecycle, contracts) {
-                    c.resumeWith(Result.success(it))
-                }.apply { start() }.launch(input)
+        override fun onProfileLoaded() {
+            launch {
+                onClashProfileLoaded()
            }
        }
    }

-    suspend fun setContentDesign(design: D) {
-        suspendCoroutine<Unit> {
-            window.decorView.post {
-                this.design = design
+    private var overrideRootView: View? = null

-                it.resume(Unit)
+    val clashRunning: Boolean
+        get() = Broadcasts.clashRunning
+    val rootView: View
+        get() = overrideRootView ?: window.decorView
+    var menu: Menu? = null
+    lateinit var uiSettings: UiSettings
+        private set
+    private lateinit var language: String
+    private lateinit var darkMode: String
+
+    open suspend fun onClashStarted() {}
+    open suspend fun onClashStopped(reason: String?) {}
+    open suspend fun onClashProfileChanged() {}
+    open suspend fun onClashProfileLoaded() {}
+
+    override fun setContentView(layoutResID: Int) {
+        val base = CoordinatorLayout(this).apply {
+            layoutParams = ViewGroup.LayoutParams(
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.MATCH_PARENT
+            )
+
+            val displayMetrics = resources.displayMetrics
+
+            if (displayMetrics.widthPixels > displayMetrics.heightPixels) {
+                val padding = (displayMetrics.widthPixels - displayMetrics.heightPixels) / 2
+
+                setPadding(padding, 0, padding, 0)
            }
        }
+
+        overrideRootView = LayoutInflater.from(this).inflate(layoutResID, base, true)
+
+        super.setContentView(base)
+    }
+
+    override fun attachBaseContext(newBase: Context?) {
+        val base = newBase ?: return super.attachBaseContext(newBase)
+
+        uiSettings = UiSettings(base)
+
+        language = uiSettings.get(UiSettings.LANGUAGE)
+
+        super.attachBaseContext(base.createLanguageConfigurationContext(language))
    }

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)

-        applyDayNight()
+        language = uiSettings.get(UiSettings.LANGUAGE)

-        launch {
-            main()
+        resetDarkMode()

-            finish()
-        }
+        resetLightNavigationBar()
+
+        title = resolveActivityTitle()
    }

    override fun onStart() {
        super.onStart()

-        activityStarted = true
+        if (language != uiSettings.get(UiSettings.LANGUAGE) || darkMode != uiSettings.get(UiSettings.DARK_MODE))
+            recreate()

-        Remote.broadcasts.addObserver(this)
-
-        events.trySend(Event.ActivityStart)
+        Broadcasts.register(receiver)
    }

    override fun onStop() {
        super.onStop()

-        activityStarted = false
-
-        Remote.broadcasts.removeObserver(this)
-
-        events.trySend(Event.ActivityStop)
+        Broadcasts.unregister(receiver)
    }

-    override fun onDestroy() {
-        design?.cancel()
-
-        cancel()
-
-        super.onDestroy()
+    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
+        this.menu = menu
+        return super.onCreateOptionsMenu(menu)
    }

-    override fun finish() {
-        if (deferRunning) {
-            return
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        if (super.onOptionsItemSelected(item))
+            return true
+
+        if (item.itemId == android.R.id.home) {
+            onSupportNavigateUp()
+            return true
        }

-        deferRunning = true
-
-        launch {
-            try {
-                defer()
-            } finally {
-                withContext(NonCancellable) {
-                    super.finish()
-                }
-            }
-        }
+        return false
    }

-    override fun onConfigurationChanged(newConfig: Configuration) {
-        super.onConfigurationChanged(newConfig)
+    override fun setSupportActionBar(toolbar: Toolbar?) {
+        super.setSupportActionBar(toolbar)

-        if (queryDayNight(newConfig) != dayNight) {
-            ApplicationObserver.createdActivities.forEach {
-                it.recreate()
-            }
+        supportActionBar?.apply {
+            setDisplayHomeAsUpEnabled(shouldDisplayHomeAsUpEnabled())
        }
    }

@@ -173,77 +163,59 @@ abstract class BaseActivity<D : Design<*>> :
        return true
    }

-    override fun onProfileChanged() {
-        events.trySend(Event.ProfileChanged)
+    override fun onDestroy() {
+        cancel()
+
+        super.onDestroy()
    }

-    override fun onProfileLoaded() {
-        events.trySend(Event.ProfileLoaded)
+    override fun onConfigurationChanged(newConfig: Configuration) {
+        super.onConfigurationChanged(newConfig)
+
+        recreate()
    }

-    override fun onServiceRecreated() {
-        events.trySend(Event.ServiceRecreated)
+    protected fun showSnackbarException(title: String, detail: String?) {
+        Snackbar.make(rootView, title, Snackbar.LENGTH_LONG).setAction(R.string.detail) {
+            AlertDialog.Builder(this).setTitle(R.string.detail).setMessage(detail ?: "Unknown")
+                .show()
+        }.show()
    }

-    override fun onStarted() {
-        events.trySend(Event.ClashStart)
-    }
-
-    override fun onStopped(cause: String?) {
-        events.trySend(Event.ClashStop)
-
-        if (cause != null && activityStarted) {
-            launch {
-                design?.showExceptionToast(ClashException(cause))
-            }
+    private fun resetDarkMode() {
+        when (uiSettings.get(UiSettings.DARK_MODE).also { darkMode = it }) {
+            UiSettings.DARK_MODE_AUTO ->
+                delegate.localNightMode = AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
+            UiSettings.DARK_MODE_DARK ->
+                delegate.localNightMode = AppCompatDelegate.MODE_NIGHT_YES
+            UiSettings.DARK_MODE_LIGHT ->
+                delegate.localNightMode = AppCompatDelegate.MODE_NIGHT_NO
        }
    }

-    private fun queryDayNight(config: Configuration = resources.configuration): DayNight {
-        return when (uiStore.darkMode) {
-            DarkMode.Auto -> {
-                if (config.uiMode and Configuration.UI_MODE_NIGHT_MASK == Configuration.UI_MODE_NIGHT_YES)
-                    DayNight.Night
-                else
-                    DayNight.Day
-            }
-            DarkMode.ForceLight -> {
-                DayNight.Day
-            }
-            DarkMode.ForceDark -> {
-                DayNight.Night
-            }
+    private fun resetLightNavigationBar() {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O)
+            return
+
+        val light = resources.getBoolean(R.bool.lightStatusBar)
+
+        if (light) {
+            window.decorView.systemUiVisibility =
+                window.decorView.systemUiVisibility or SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR
+        } else {
+            window.decorView.systemUiVisibility =
+                window.decorView.systemUiVisibility and SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR.inv()
        }
+
+        window.navigationBarColor = getColor(R.color.backgroundColor)
    }

-    private fun applyDayNight(config: Configuration = resources.configuration) {
-        val dayNight = queryDayNight(config)
+    private fun resolveActivityTitle(): CharSequence {
+        val info = packageManager.getActivityInfo(componentName, 0)

-        when (dayNight) {
-            DayNight.Night -> {
-                theme.applyStyle(R.style.AppThemeDark, true)
-            }
-            DayNight.Day -> {
-                theme.applyStyle(R.style.AppThemeLight, true)
-            }
-        }
+        if (info.labelRes <= 0)
+            return title

-        window.isAllowForceDarkCompat = false
-        window.isSystemBarsTranslucentCompat = true
-
-        window.statusBarColor = resolveThemedColor(android.R.attr.statusBarColor)
-        window.navigationBarColor = resolveThemedColor(android.R.attr.navigationBarColor)
-
-        if (Build.VERSION.SDK_INT >= 23) {
-            window.isLightStatusBarsCompat =
-                resolveThemedBoolean(android.R.attr.windowLightStatusBar)
-        }
-
-        if (Build.VERSION.SDK_INT >= 27) {
-            window.isLightNavigationBarCompat =
-                resolveThemedBoolean(android.R.attr.windowLightNavigationBar)
-        }
-
-        this.dayNight = dayNight
+        return resources.getText(info.labelRes)
    }
-}
+}
@@ -0,0 +1,11 @@
+package com.github.kr328.clash
+
+object Constants {
+    const val PREFERENCE_NAME_APP = "app"
+    const val PREFERENCE_KEY_LAST_INSTALL = "last_install"
+
+    const val LOG_DIR_NAME = "logs"
+
+    const val URL_PROVIDER_INTENT_ACTION = "com.github.kr328.clash.action.PROVIDE_URL"
+    const val URL_PROVIDER_INTENT_EXTRA_NAME = "name"
+}
@@ -0,0 +1,162 @@
+package com.github.kr328.clash
+
+import android.app.Activity
+import android.content.ComponentName
+import android.content.Context
+import android.content.Intent
+import android.graphics.drawable.Drawable
+import android.net.Uri
+import android.os.Bundle
+import android.provider.Settings
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.BaseAdapter
+import android.widget.TextView
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.remote.withProfile
+import com.github.kr328.clash.service.model.Profile.Type
+import kotlinx.android.synthetic.main.activity_create_profile.*
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+class CreateProfileActivity : BaseActivity() {
+    companion object {
+        const val REQUEST_CODE = 20000
+    }
+
+    private val self = this
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_create_profile)
+
+        setSupportActionBar(toolbar)
+
+        launch {
+            val providers = queryUrlProviders()
+
+            mainList.adapter = Adapter(this@CreateProfileActivity, providers)
+            mainList.divider = null
+            mainList.dividerHeight = 0
+
+            mainList.setOnItemClickListener { _, _, position, _ ->
+                val item = providers[position]
+
+                self.launch {
+                    val id = withProfile {
+                        acquireUnused(item.type, item.intent?.toUri(0))
+                    }
+
+                    startActivityForResult(
+                        ProfileEditActivity::class.intent.setData(
+                            Uri.fromParts(
+                                "id",
+                                id.toString(),
+                                null
+                            )
+                        ),
+                        REQUEST_CODE
+                    )
+                }
+            }
+            mainList.setOnItemLongClickListener { _, _, position, _ ->
+                val item = providers[position]
+                val packageName = item.intent?.component?.packageName
+
+                if (packageName != null) {
+                    val intent = Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS)
+                        .setData(Uri.fromParts("package", packageName, null))
+
+                    startActivity(intent)
+
+                    true
+                } else {
+                    false
+                }
+            }
+        }
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        if (requestCode == REQUEST_CODE && resultCode == Activity.RESULT_OK)
+            return finish()
+
+        super.onActivityResult(requestCode, resultCode, data)
+    }
+
+    private suspend fun queryUrlProviders(): List<UrlProvider> =
+        withContext(Dispatchers.IO) {
+            val common = listOf(
+                UrlProvider(
+                    getText(R.string.file),
+                    getText(R.string.import_from_file),
+                    getDrawable(R.drawable.ic_file)!!,
+                    Type.FILE,
+                    null
+                ),
+                UrlProvider(
+                    getText(R.string.url),
+                    getText(R.string.import_from_url),
+                    getDrawable(R.drawable.ic_download)!!,
+                    Type.URL,
+                    null
+                )
+            )
+
+            val providers = packageManager.queryIntentActivities(
+                Intent(Constants.URL_PROVIDER_INTENT_ACTION),
+                0
+            ).map {
+                val activity = it.activityInfo
+
+                val name = activity.applicationInfo.loadLabel(packageManager)
+                val summary = activity.loadLabel(packageManager)
+                val icon = activity.loadIcon(packageManager)
+                val type = Type.EXTERNAL
+                val intent = Intent(Constants.URL_PROVIDER_INTENT_ACTION)
+                    .setComponent(
+                        ComponentName.createRelative(
+                            activity.packageName,
+                            activity.name
+                        )
+                    )
+
+                UrlProvider(name, summary, icon, type, intent)
+            }
+
+            common + providers
+        }
+
+    private data class UrlProvider(
+        val name: CharSequence,
+        val summary: CharSequence,
+        val icon: Drawable,
+        val type: Type,
+        val intent: Intent?
+    )
+
+    private class Adapter(private val context: Context, private val providers: List<UrlProvider>) :
+        BaseAdapter() {
+        override fun getView(position: Int, convertView: View?, parent: ViewGroup?): View {
+            val provider = providers[position]
+            val view = convertView ?: LayoutInflater.from(context).inflate(
+                R.layout.adapter_url_provider,
+                parent,
+                false
+            )
+
+            view.findViewById<TextView>(android.R.id.title).text = provider.name
+            view.findViewById<TextView>(android.R.id.summary).text = provider.summary
+            view.findViewById<View>(android.R.id.icon).background = provider.icon
+
+            return view
+        }
+
+        override fun getItem(position: Int): Any = providers[position]
+        override fun getItemId(position: Int): Long = providers[position].hashCode().toLong()
+        override fun getCount(): Int = providers.size
+    }
+}
@@ -1,44 +0,0 @@
-package com.github.kr328.clash
-
-import android.app.Activity
-import android.content.Intent
-import android.os.Bundle
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.common.util.setUUID
-import com.github.kr328.clash.service.model.Profile
-import com.github.kr328.clash.util.withProfile
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.MainScope
-import kotlinx.coroutines.launch
-import java.util.*
-
-class ExternalImportActivity : Activity(), CoroutineScope by MainScope() {
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-
-        if (intent.action != Intent.ACTION_VIEW)
-            return finish()
-
-        val uri = intent.data ?: return finish()
-        val url = uri.getQueryParameter("url") ?: return finish()
-
-        launch {
-            val uuid = withProfile {
-                val type = when (uri.getQueryParameter("type")?.lowercase(Locale.getDefault())) {
-                    "url" -> Profile.Type.Url
-                    "file" -> Profile.Type.File
-                    else -> Profile.Type.Url
-                }
-                val name = uri.getQueryParameter("name") ?: getString(R.string.new_profile)
-
-                create(type, name).also {
-                    patch(it, name, url, 0)
-                }
-            }
-
-            startActivity(PropertiesActivity::class.intent.setUUID(uuid))
-
-            finish()
-        }
-    }
-}
@@ -1,160 +0,0 @@
-@file:Suppress("BlockingMethodInNonBlockingContext")
-
-package com.github.kr328.clash
-
-import android.Manifest
-import android.content.Intent
-import android.content.pm.PackageManager
-import android.net.Uri
-import android.os.Build
-import androidx.activity.result.contract.ActivityResultContracts
-import androidx.core.content.ContextCompat
-import com.github.kr328.clash.common.util.grantPermissions
-import com.github.kr328.clash.common.util.ticker
-import com.github.kr328.clash.common.util.uuid
-import com.github.kr328.clash.design.FilesDesign
-import com.github.kr328.clash.design.util.showExceptionToast
-import com.github.kr328.clash.remote.FilesClient
-import com.github.kr328.clash.service.model.Profile
-import com.github.kr328.clash.util.fileName
-import com.github.kr328.clash.util.withProfile
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
-import java.util.*
-import java.util.concurrent.TimeUnit
-
-class FilesActivity : BaseActivity<FilesDesign>() {
-    override suspend fun main() {
-        val uuid = intent.uuid ?: return finish()
-        val profile = withProfile { queryByUUID(uuid) } ?: return finish()
-        val root = uuid.toString()
-
-        val design = FilesDesign(this)
-        val client = FilesClient(this)
-        val stack = Stack<String>()
-
-        design.configurationEditable = profile.type != Profile.Type.Url
-        design.fetch(client, stack, root)
-
-        setContentDesign(design)
-
-        val ticker = ticker(TimeUnit.MINUTES.toMillis(1))
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ActivityStart, Event.ActivityStop -> {
-                            design.fetch(client, stack, root)
-                        }
-                        else -> Unit
-                    }
-                }
-                design.requests.onReceive {
-                    try {
-                        when (it) {
-                            FilesDesign.Request.PopStack -> {
-                                if (stack.empty()) {
-                                    finish()
-                                } else {
-                                    stack.pop()
-                                }
-                            }
-                            is FilesDesign.Request.OpenDirectory -> {
-                                stack.push(it.file.id)
-                            }
-                            is FilesDesign.Request.OpenFile -> {
-                                startActivityForResult(
-                                    ActivityResultContracts.StartActivityForResult(),
-                                    Intent(Intent.ACTION_VIEW).setDataAndType(
-                                        client.buildDocumentUri(it.file.id),
-                                        "text/plain"
-                                    ).grantPermissions()
-                                )
-                            }
-                            is FilesDesign.Request.DeleteFile -> {
-                                client.deleteDocument(it.file.id)
-                            }
-                            is FilesDesign.Request.RenameFile -> {
-                                val newName = design.requestFileName(it.file.name)
-
-                                client.renameDocument(it.file.id, newName)
-                            }
-                            is FilesDesign.Request.ImportFile -> {
-                                if (Build.VERSION.SDK_INT >= 23) {
-                                    val hasPermission = ContextCompat.checkSelfPermission(
-                                        this@FilesActivity,
-                                        Manifest.permission.READ_EXTERNAL_STORAGE
-                                    ) == PackageManager.PERMISSION_GRANTED
-
-                                    if (!hasPermission) {
-                                        val granted = startActivityForResult(
-                                            ActivityResultContracts.RequestPermission(),
-                                            Manifest.permission.READ_EXTERNAL_STORAGE,
-                                        )
-
-                                        if (!granted) {
-                                            return@onReceive
-                                        }
-                                    }
-                                }
-
-                                val uri: Uri? = startActivityForResult(
-                                    ActivityResultContracts.GetContent(),
-                                    "*/*"
-                                )
-
-                                if (uri != null) {
-                                    if (it.file == null) {
-                                        val name = design.requestFileName(uri.fileName ?: "File")
-
-                                        client.importDocument(stack.last(), uri, name)
-                                    } else {
-                                        client.copyDocument(it.file!!.id, uri)
-                                    }
-                                }
-                            }
-                            is FilesDesign.Request.ExportFile -> {
-                                val uri: Uri? = startActivityForResult(
-                                    ActivityResultContracts.CreateDocument(),
-                                    it.file.name
-                                )
-
-                                if (uri != null) {
-                                    client.copyDocument(uri, it.file.id)
-                                }
-                            }
-                        }
-                    } catch (e: Exception) {
-                        design.showExceptionToast(e)
-                    }
-
-                    design.fetch(client, stack, root)
-                }
-                if (activityStarted) {
-                    ticker.onReceive {
-                        design.updateElapsed()
-                    }
-                }
-            }
-        }
-    }
-
-    override fun onBackPressed() {
-        design?.requests?.trySend(FilesDesign.Request.PopStack)
-    }
-
-    private suspend fun FilesDesign.fetch(client: FilesClient, stack: Stack<String>, root: String) {
-        val documentId = stack.lastOrNull() ?: root
-        val files = if (stack.empty()) {
-            val list = client.list(documentId)
-            val config = list.firstOrNull { it.id.endsWith("config.yaml") }
-
-            if (config == null || config.size > 0) list else listOf(config)
-        } else {
-            client.list(documentId)
-        }
-
-        swapFiles(files, stack.empty())
-    }
-}
@@ -1,19 +0,0 @@
-package com.github.kr328.clash
-
-import android.content.Intent
-import com.github.kr328.clash.design.HelpDesign
-import kotlinx.coroutines.isActive
-
-class HelpActivity : BaseActivity<HelpDesign>() {
-    override suspend fun main() {
-        val design = HelpDesign(this) {
-            startActivity(Intent(Intent.ACTION_VIEW).setData(it))
-        }
-
-        setContentDesign(design)
-
-        while (isActive) {
-            events.receive()
-        }
-    }
-}
@@ -0,0 +1,141 @@
+package com.github.kr328.clash
+
+import android.content.ComponentName
+import android.content.Context
+import android.content.ServiceConnection
+import android.os.Bundle
+import android.os.IBinder
+import android.view.View
+import androidx.core.net.toFile
+import androidx.recyclerview.widget.LinearLayoutManager
+import com.github.kr328.clash.adapter.LiveLogAdapter
+import com.github.kr328.clash.adapter.LogAdapter
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.core.event.LogEvent
+import kotlinx.android.synthetic.main.activity_log_viewer.*
+import kotlinx.coroutines.*
+import kotlinx.coroutines.sync.Mutex
+import java.io.File
+import kotlin.streams.toList
+
+class LogViewerActivity : BaseActivity() {
+    private val pauseMutex = Mutex()
+    private var pollingThread: Thread? = null
+    private val connection = object : ServiceConnection {
+        override fun onServiceDisconnected(name: ComponentName?) {
+            finish()
+        }
+
+        override fun onServiceConnected(name: ComponentName?, service: IBinder?) {
+            val logcat =
+                requireNotNull(service?.queryLocalInterface(LogcatService::class.java.name)) as LogcatService
+
+            startLogcatPoll(logcat)
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_log_viewer)
+
+        setSupportActionBar(toolbar)
+
+        val file = intent?.data
+
+        if (file == null)
+            startLiveMode()
+        else
+            startFileMode(file.toFile())
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+
+        pollingThread?.interrupt()
+    }
+
+    override fun onStop() {
+        super.onStop()
+
+        launch {
+            pauseMutex.lock()
+        }
+    }
+
+    override fun onStart() {
+        super.onStart()
+
+        launch {
+            if (pauseMutex.isLocked)
+                pauseMutex.unlock()
+        }
+    }
+
+    private fun startLiveMode() {
+        mainList.layoutManager = LinearLayoutManager(this)
+        mainList.adapter = LiveLogAdapter(this)
+        mainList.itemAnimator?.addDuration = 100
+        mainList.itemAnimator?.removeDuration = 100
+
+        stop.setOnClickListener {
+            stopService(LogcatService::class.intent)
+            finish()
+        }
+
+        bindService(LogcatService::class.intent, connection, Context.BIND_AUTO_CREATE)
+    }
+
+    private fun startFileMode(file: File) {
+        stop.visibility = View.GONE
+
+        launch {
+            val items = withContext(Dispatchers.IO) {
+                try {
+                    file.readText()
+                        .split("\n")
+                        .parallelStream()
+                        .map { it.trim() }
+                        .filter { it.isNotEmpty() && !it.startsWith("#") }
+                        .map { it.split(" ", limit = 3) }
+                        .filter { it.size == 3 }
+                        .map { LogEvent(LogEvent.Level.valueOf(it[1]), it[2], it[0].toLong()) }
+                        .toList()
+                } catch (e: Exception) {
+                    showSnackbarException(getString(R.string.open_log_failure), e.message)
+
+                    throw CancellationException()
+                }
+            }
+
+            mainList.layoutManager = LinearLayoutManager(this@LogViewerActivity)
+            mainList.adapter = LogAdapter(this@LogViewerActivity, items)
+            mainList.adapter!!.notifyItemRangeInserted(0, items.size)
+        }
+    }
+
+    private fun startLogcatPoll(service: LogcatService) {
+        launch {
+            var offset = 0L
+
+            while (isActive) {
+                pauseMutex.lock()
+
+                val response = service.pollLogEvent(offset).await()
+
+                (mainList.adapter as LiveLogAdapter).insertItems(response.logs)
+
+                mainList.apply {
+                    if (computeVerticalScrollOffset() < 30)
+                        scrollToPosition(0)
+                }
+
+                offset = response.offset + response.logs.size
+
+                pauseMutex.unlock()
+
+                delay(200)
+            }
+        }
+    }
+}
@@ -1,185 +0,0 @@
-package com.github.kr328.clash
-
-import android.content.ComponentName
-import android.content.Context
-import android.content.ServiceConnection
-import android.net.Uri
-import android.os.IBinder
-import android.widget.Toast
-import androidx.activity.result.contract.ActivityResultContracts
-import com.github.kr328.clash.common.compat.startForegroundServiceCompat
-import com.github.kr328.clash.common.util.fileName
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.common.util.ticker
-import com.github.kr328.clash.core.model.LogMessage
-import com.github.kr328.clash.design.LogcatDesign
-import com.github.kr328.clash.design.dialog.withModelProgressBar
-import com.github.kr328.clash.design.model.LogFile
-import com.github.kr328.clash.design.ui.ToastDuration
-import com.github.kr328.clash.design.util.showExceptionToast
-import com.github.kr328.clash.log.LogcatFilter
-import com.github.kr328.clash.log.LogcatReader
-import com.github.kr328.clash.util.logsDir
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
-import kotlinx.coroutines.withContext
-import java.io.OutputStreamWriter
-import kotlin.coroutines.resume
-import kotlin.coroutines.suspendCoroutine
-
-class LogcatActivity : BaseActivity<LogcatDesign>() {
-    private var conn: ServiceConnection? = null
-
-    override suspend fun main() {
-        val fileName = intent?.fileName
-
-        if (fileName != null) {
-            val file = LogFile.parseFromFileName(fileName) ?: return showInvalid()
-
-            return mainLocalFile(file)
-        }
-
-        return mainStreaming()
-    }
-
-    private suspend fun mainLocalFile(file: LogFile) {
-        val messages = try {
-            LogcatReader(this, file).readAll()
-        } catch (e: Exception) {
-            return showInvalid()
-        }
-
-        val design = LogcatDesign(this, false)
-
-        setContentDesign(design)
-
-        design.patchMessages(messages, 0, messages.size)
-
-        while (isActive) {
-            when (design.requests.receive()) {
-                LogcatDesign.Request.Delete -> {
-                    withContext(Dispatchers.IO) {
-                        logsDir.resolve(file.fileName).delete()
-                    }
-
-                    finish()
-                }
-                LogcatDesign.Request.Export -> {
-                    val output = startActivityForResult(
-                        ActivityResultContracts.CreateDocument(),
-                        file.fileName
-                    )
-
-                    if (output != null) {
-                        try {
-                            withContext(Dispatchers.IO) {
-                                writeLogTo(messages, file, output)
-                            }
-
-                            design.showToast(R.string.file_exported, ToastDuration.Long)
-                        } catch (e: Exception) {
-                            design.showExceptionToast(e)
-                        }
-                    }
-                }
-                else -> Unit
-            }
-        }
-    }
-
-    private suspend fun mainStreaming() {
-        val design = LogcatDesign(this, true)
-
-        setContentDesign(design)
-
-        startForegroundServiceCompat(LogcatService::class.intent)
-
-        val logcat = bindLogcatService()
-        val ticker = ticker(500)
-
-        var initial = true
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        LogcatDesign.Request.Close -> {
-                            stopService(LogcatService::class.intent)
-
-                            finish()
-                        }
-                        else -> Unit
-                    }
-                }
-                if (activityStarted) {
-                    ticker.onReceive {
-                        val snapshot = logcat.snapshot(initial) ?: return@onReceive
-
-                        design.patchMessages(snapshot.messages, snapshot.removed, snapshot.appended)
-
-                        initial = false
-                    }
-                }
-            }
-        }
-    }
-
-    override fun onDestroy() {
-        conn?.apply(this::unbindService)
-
-        super.onDestroy()
-    }
-
-    private suspend fun bindLogcatService(): LogcatService {
-        return suspendCoroutine { ctx ->
-            bindService(LogcatService::class.intent, object : ServiceConnection {
-                override fun onServiceConnected(name: ComponentName?, service: IBinder?) {
-                    val srv = service!!.queryLocalInterface("") as LogcatService
-
-                    ctx.resume(srv)
-
-                    conn = this
-                }
-
-                override fun onServiceDisconnected(name: ComponentName?) {
-                    conn = null
-                }
-            }, Context.BIND_AUTO_CREATE)
-        }
-    }
-
-    @Suppress("BlockingMethodInNonBlockingContext")
-    private suspend fun writeLogTo(messages: List<LogMessage>, file: LogFile, uri: Uri) {
-        LogcatFilter(OutputStreamWriter(contentResolver.openOutputStream(uri)), this).use {
-            withContext(Dispatchers.Main) {
-                withModelProgressBar {
-                    configure {
-                        isIndeterminate = true
-                        max = messages.size
-                    }
-
-                    withContext(Dispatchers.IO) {
-                        it.writeHeader(file.date)
-
-                        messages.forEachIndexed { idx, msg ->
-                            configure {
-                                isIndeterminate = false
-                                progress = idx
-                            }
-
-                            it.writeMessage(msg)
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    private fun showInvalid() {
-        Toast.makeText(this, R.string.invalid_log_file, Toast.LENGTH_LONG).show()
-    }
-}
@@ -1,5 +1,7 @@
 package com.github.kr328.clash

+import android.app.NotificationChannel
+import android.app.NotificationManager
 import android.app.PendingIntent
 import android.app.Service
 import android.content.ComponentName
@@ -7,158 +9,258 @@ import android.content.Context
 import android.content.Intent
 import android.content.ServiceConnection
 import android.os.Binder
+import android.os.Build
 import android.os.IBinder
 import android.os.IInterface
-import androidx.core.app.NotificationChannelCompat
+import androidx.collection.CircularArray
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
-import com.github.kr328.clash.common.compat.getColorCompat
-import com.github.kr328.clash.common.compat.pendingIntentFlags
-import com.github.kr328.clash.common.log.Log
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.core.model.LogMessage
-import com.github.kr328.clash.log.LogcatCache
-import com.github.kr328.clash.log.LogcatWriter
-import com.github.kr328.clash.service.RemoteService
-import com.github.kr328.clash.service.remote.ILogObserver
-import com.github.kr328.clash.service.remote.IRemoteService
-import com.github.kr328.clash.service.remote.unwrap
-import com.github.kr328.clash.util.logsDir
+import com.github.kr328.clash.common.utils.createLanguageConfigurationContext
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.common.utils.Log
+import com.github.kr328.clash.core.event.LogEvent
+import com.github.kr328.clash.model.LogFile
+import com.github.kr328.clash.preference.UiSettings
+import com.github.kr328.clash.service.ClashManagerService
+import com.github.kr328.clash.service.IClashManager
+import com.github.kr328.clash.service.transact.IStreamCallback
+import com.github.kr328.clash.service.transact.ParcelableContainer
+import com.github.kr328.clash.utils.format
+import com.github.kr328.clash.utils.logsDir
 import kotlinx.coroutines.*
 import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.selects.select
+import java.io.FileWriter
 import java.io.IOException
 import java.util.*
+import kotlin.math.max

-class LogcatService : Service(), CoroutineScope by CoroutineScope(Dispatchers.Default), IInterface {
-    private val cache = LogcatCache()
+class LogcatService : Service(), CoroutineScope by MainScope(), IInterface {
+    companion object {
+        private const val NOTIFICATION_CHANNEL_ID = "clash_logcat_channel"
+        private const val NOTIFICATION_ID = 256
+        private const val MAX_CACHE_COUNT = 200
+        private const val LOG_LISTENER_KEY = "logcat_service"
+
+        private const val LOG_CONTENT_FORMAT = "%d %s %s"
+
+        var isServiceRunning: Boolean = false
+    }
+
+    data class Request(val offset: Long, val response: CompletableDeferred<Response>)
+    data class Response(val offset: Long, val logs: List<LogEvent>)
+
+    private val logChannel = Channel<LogEvent>(MAX_CACHE_COUNT)
+    private val requestChannel = Channel<Request>()
+    private val cache: CircularArray<LogEvent> = CircularArray()
+    private var cacheOffset = 0L
+    private val entity = LogFile.generate()

    private val connection = object : ServiceConnection {
+        private var manager: IClashManager? = null
+
        override fun onServiceDisconnected(name: ComponentName?) {
-            stopSelf()
+            manager?.unregisterLogListener(LOG_LISTENER_KEY)
        }

        override fun onServiceConnected(name: ComponentName?, service: IBinder?) {
-            startObserver(service ?: return stopSelf())
+            manager = IClashManager.Stub.asInterface(service) ?: return stopSelf()
+
+            manager?.registerLogListener(LOG_LISTENER_KEY, object : IStreamCallback.Stub() {
+                override fun complete() {}
+                override fun completeExceptionally(reason: String?) {}
+                override fun send(data: ParcelableContainer?) {
+                    data ?: return
+                    data.data ?: return
+
+                    logChannel.offer(data.data as LogEvent)
+                }
+            })
        }
    }

    override fun onCreate() {
        super.onCreate()

-        running = true
+        isServiceRunning = true

        createNotificationChannel()
-
        showNotification()

-        bindService(RemoteService::class.intent, connection, Context.BIND_AUTO_CREATE)
+        bindService(ClashManagerService::class.intent, connection, Context.BIND_AUTO_CREATE)
+
+        launchProcessor()
+
+        launchSaveThread()
    }

    override fun onDestroy() {
+        logChannel.close()
+
        cancel()

+        connection.onServiceDisconnected(null)
+
        unbindService(connection)

        stopForeground(true)

-        running = false
+        isServiceRunning = false

        super.onDestroy()
    }

-    override fun onBind(intent: Intent?): IBinder {
+    override fun onBind(intent: Intent?): IBinder? {
        return this.asBinder()
    }

    override fun asBinder(): IBinder {
        return object : Binder() {
-            override fun queryLocalInterface(descriptor: String): IInterface {
+            override fun queryLocalInterface(descriptor: String): IInterface? {
                return this@LogcatService
            }
        }
    }

-    suspend fun snapshot(full: Boolean): LogcatCache.Snapshot? {
-        return cache.snapshot(full)
+    override fun attachBaseContext(base: Context?) {
+        val b = base ?: return super.attachBaseContext(base)
+
+        val language = UiSettings(b).get(UiSettings.LANGUAGE)
+
+        super.attachBaseContext(b.createLanguageConfigurationContext(language))
    }

-    private fun startObserver(binder: IBinder) {
-        if (!binder.isBinderAlive)
-            return stopSelf()
+    // Export to UI
+    suspend fun pollLogEvent(offset: Long): CompletableDeferred<Response> {
+        val request = Request(offset, CompletableDeferred())

-        launch(Dispatchers.IO) {
-            val service = binder.unwrap(IRemoteService::class).clash()
-            val channel = Channel<LogMessage>(CACHE_CAPACITY)
+        requestChannel.send(request)
+
+        return request.response
+    }
+
+    private fun launchProcessor() {
+        launch {
+            val pendingRequest: MutableList<Request> = mutableListOf()

            try {
-                logsDir.mkdirs()
+                withContext(Dispatchers.Default) {
+                    while (isActive) {
+                        select<Unit> {
+                            logChannel.onReceive {
+                                cache.addLast(it)

-                LogcatWriter(this@LogcatService).use {
-                    val observer = object : ILogObserver {
-                        override fun newItem(log: LogMessage) {
-                            channel.trySend(log)
+                                if (cache.size() > MAX_CACHE_COUNT) {
+                                    cache.removeFromStart(1)
+                                    cacheOffset++
+                                }
+                            }
+                            requestChannel.onReceive {
+                                pendingRequest.add(it)
+                            }
+                        }
+
+                        // Handle pending requests
+                        val iterator = pendingRequest.iterator()
+                        while (iterator.hasNext()) {
+                            val request = iterator.next()
+
+                            if (request.offset >= cacheOffset + cache.size())
+                                continue
+
+                            val logs = mutableListOf<LogEvent>()
+
+                            val responseOffset = max(cacheOffset, request.offset)
+                            val begin = (responseOffset - cacheOffset).toInt()
+
+                            for (i in begin until cache.size())
+                                logs.add(cache[i])
+
+                            request.response.complete(Response(responseOffset, logs))
+
+                            iterator.remove()
                        }
                    }
-
-                    service.setLogObserver(observer)
-
-                    while (isActive) {
-                        val msg = channel.receive()
-
-                        it.appendMessage(msg)
-
-                        cache.append(msg)
-                    }
                }
-            } catch (e: IOException) {
-                Log.e("Write log file: $e", e)
-            } finally {
-                withContext(NonCancellable) {
-                    if (binder.isBinderAlive) {
-                        service.setLogObserver(null)
-                    }
+            } catch (e: Exception) {
+                return@launch
+            }
+        }
+    }

-                    stopSelf()
+    private fun launchSaveThread() {
+        launch {
+            withContext(Dispatchers.IO) {
+                logsDir.mkdirs()
+                try {
+                    FileWriter(logsDir.resolve(entity.fileName)).buffered().use { output ->
+                        var offset = 0L
+
+                        output.write("# Logcat on ${Date(entity.date).format(this@LogcatService)}")
+                        output.newLine()
+
+                        while (isActive) {
+                            val response = pollLogEvent(offset).await()
+
+                            if (response.offset != offset) {
+                                output.write("# Lost ${response.offset - offset} items")
+                                output.newLine()
+                            }
+
+                            response.logs.forEach {
+                                output.write(
+                                    LOG_CONTENT_FORMAT.format(
+                                        it.time,
+                                        it.level,
+                                        it.message
+                                    )
+                                )
+                                output.newLine()
+                            }
+
+                            offset = response.offset + response.logs.size
+                        }
+                    }
+                } catch (e: IOException) {
+                    Log.w("Logcat file write failure", e)
                }
            }
        }
    }

    private fun createNotificationChannel() {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O)
+            return
+
        NotificationManagerCompat.from(this)
            .createNotificationChannel(
-                NotificationChannelCompat.Builder(
-                    CHANNEL_ID,
-                    NotificationManagerCompat.IMPORTANCE_DEFAULT
-                ).setName(getString(R.string.clash_logcat)).build()
+                NotificationChannel(
+                    NOTIFICATION_CHANNEL_ID,
+                    getString(R.string.clash_logcat),
+                    NotificationManager.IMPORTANCE_DEFAULT
+                )
            )
    }

    private fun showNotification() {
        val notification = NotificationCompat
-            .Builder(this, CHANNEL_ID)
-            .setSmallIcon(R.drawable.ic_logo_service)
-            .setColor(getColorCompat(R.color.color_clash_light))
+            .Builder(this, NOTIFICATION_CHANNEL_ID)
+            .setSmallIcon(R.drawable.ic_notification)
+            .setColor(getColor(R.color.colorAccentService))
            .setContentTitle(getString(R.string.clash_logcat))
            .setContentText(getString(R.string.running))
+            .setGroup(NOTIFICATION_CHANNEL_ID)
            .setContentIntent(
                PendingIntent.getActivity(
                    this,
-                    R.id.nf_logcat_status,
-                    LogcatActivity::class.intent
-                        .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_SINGLE_TOP or Intent.FLAG_ACTIVITY_CLEAR_TOP),
-                    pendingIntentFlags(PendingIntent.FLAG_UPDATE_CURRENT)
+                    NOTIFICATION_ID,
+                    LogsActivity::class.intent
+                        .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK),
+                    PendingIntent.FLAG_UPDATE_CURRENT
                )
            )
            .build()

-        startForeground(R.id.nf_logcat_status, notification)
-    }
-
-    companion object {
-        private const val CHANNEL_ID = "clash_logcat_channel"
-        private const val CACHE_CAPACITY = 128
-
-        var running: Boolean = false
+        startForeground(NOTIFICATION_ID, notification)
    }
 }
@@ -1,71 +1,268 @@
 package com.github.kr328.clash

-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.common.util.setFileName
-import com.github.kr328.clash.design.LogsDesign
-import com.github.kr328.clash.design.model.LogFile
-import com.github.kr328.clash.util.logsDir
+import android.app.Activity
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import android.util.TypedValue
+import android.view.ViewGroup
+import androidx.annotation.ColorInt
+import androidx.appcompat.app.AlertDialog
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.LinearLayoutManager
+import com.github.kr328.clash.adapter.LogFileAdapter
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.common.utils.startForegroundServiceCompat
+import com.github.kr328.clash.design.common.Category
+import com.github.kr328.clash.design.view.CommonUiLayout
+import com.github.kr328.clash.model.LogFile
+import com.github.kr328.clash.utils.format
+import com.github.kr328.clash.utils.logsDir
+import com.google.android.material.bottomsheet.BottomSheetDialog
+import com.google.android.material.snackbar.Snackbar
+import kotlinx.android.synthetic.main.activity_logs.*
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
+import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
+import java.io.FileInputStream
+import java.util.*

-class LogsActivity : BaseActivity<LogsDesign>() {
-    override suspend fun main() {
-        if (LogcatService.running) {
-            return startActivity(LogcatActivity::class.intent)
+class LogsActivity : BaseActivity() {
+    companion object {
+        const val REQUEST_CODE = 50000
+    }
+
+    private var lastWriteFile: LogFile? = null
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_logs)
+
+        setSupportActionBar(toolbar)
+
+        if (LogcatService.isServiceRunning) {
+            startActivity(LogViewerActivity::class.intent)
+            finish()
+            return
        }

-        val design = LogsDesign(this)
+        commonUi.build {
+            option(
+                title = getString(R.string.clash_logcat),
+                summary = getString(R.string.tap_to_start),
+                icon = getDrawable(R.drawable.ic_adb)
+            ) {
+                onClick {
+                    startForegroundServiceCompat(LogcatService::class.intent)

-        setContentDesign(design)
+                    startActivity(LogViewerActivity::class.intent)

-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ActivityStart -> {
-                            val files = withContext(Dispatchers.IO) {
-                                loadFiles()
-                            }
-
-                            design.patchLogs(files)
-                        }
-                        else -> Unit
-                    }
+                    finish()
                }
-                design.requests.onReceive {
-                    when (it) {
-                        LogsDesign.Request.StartLogcat -> {
-                            startActivity(LogcatActivity::class.intent)
+            }
+            category(text = getString(R.string.history), id = "history", showTopSeparator = true)
+        }

-                            finish()
-                        }
-                        LogsDesign.Request.DeleteAll -> {
-                            if (design.requestDeleteAll()) {
-                                withContext(Dispatchers.IO) {
-                                    deleteAllLogs()
-                                }
+        clearAll.setOnClickListener {
+            showClearAllDialog()
+        }

-                                events.trySend(Event.ActivityStart)
+        val adapter = LogFileAdapter(
+            this@LogsActivity,
+            onItemClicked = {
+                startActivity(
+                    LogViewerActivity::class.intent
+                        .setData(Uri.fromFile(logsDir.resolve(it.fileName)))
+                )
+            },
+            onMenuClicked = this::showMenu
+        )
+        val layoutManager = LinearLayoutManager(this@LogsActivity)
+
+        mainList.layoutManager = layoutManager
+        mainList.adapter = adapter
+    }
+
+    override fun onStart() {
+        super.onStart()
+
+        if (LogcatService.isServiceRunning)
+            return
+
+        refreshList()
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        if (requestCode == REQUEST_CODE) {
+            if (resultCode == Activity.RESULT_OK) {
+                val url = data?.data ?: return
+                val file = lastWriteFile ?: return
+
+                lastWriteFile = null
+
+                launch {
+                    withContext(Dispatchers.IO) {
+                        contentResolver.openOutputStream(url)?.use { output ->
+                            FileInputStream(logsDir.resolve(file.fileName)).use { input ->
+                                input.copyTo(output)
                            }
                        }
-                        is LogsDesign.Request.OpenFile -> {
-                            startActivity(LogcatActivity::class.intent.setFileName(it.file.fileName))
-                        }
                    }
+
+                    Snackbar.make(rootView, R.string.file_exported, Snackbar.LENGTH_LONG).show()
+                }
+            }
+            return
+        }
+
+        super.onActivityResult(requestCode, resultCode, data)
+    }
+
+    private fun refreshList() {
+        launch {
+            val files = withContext(Dispatchers.IO) {
+                (logsDir.listFiles() ?: emptyArray())
+                    .asSequence()
+                    .filter { it.name.endsWith(".log") }
+                    .map { LogFile.parseFromFileName(it.name) }
+                    .filterNotNull()
+                    .toList()
+            }
+
+            if (files.isEmpty())
+                commonUi.screen.requireElement<Category>("history").isHidden = true
+
+            val adapter = mainList.adapter as LogFileAdapter
+            val old = adapter.fileList
+
+            val result = withContext(Dispatchers.Default) {
+                DiffUtil.calculateDiff(object : DiffUtil.Callback() {
+                    override fun areItemsTheSame(
+                        oldItemPosition: Int,
+                        newItemPosition: Int
+                    ): Boolean {
+                        return old[oldItemPosition].fileName == files[newItemPosition].fileName
+                    }
+
+                    override fun getOldListSize(): Int {
+                        return old.size
+                    }
+
+                    override fun getNewListSize(): Int {
+                        return files.size
+                    }
+
+                    override fun areContentsTheSame(
+                        oldItemPosition: Int,
+                        newItemPosition: Int
+                    ): Boolean {
+                        return old[oldItemPosition] == files[newItemPosition]
+                    }
+                })
+            }
+
+            adapter.fileList = files
+            result.dispatchUpdatesTo(adapter)
+        }
+    }
+
+    private fun showClearAllDialog() {
+        AlertDialog.Builder(this)
+            .setTitle(R.string.delete_all_logs)
+            .setMessage(R.string.delete_all_logs_warn)
+            .setPositiveButton(R.string.ok) { _, _ -> deleteAllLogs() }
+            .setNegativeButton(R.string.cancel) { _, _ -> }
+            .show()
+    }
+
+    private fun showMenu(logFile: LogFile) {
+        val dialog = BottomSheetDialog(this)
+        val menu = CommonUiLayout(this).apply {
+            layoutParams = ViewGroup.LayoutParams(
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.WRAP_CONTENT
+            )
+        }
+
+        @ColorInt
+        val errorColor = TypedValue().run {
+            theme.resolveAttribute(R.attr.colorError, this, true)
+            data
+        }
+
+        menu.build {
+            option(
+                icon = getDrawable(R.drawable.ic_save),
+                title = getString(R.string.export)
+            ) {
+                onClick {
+                    export(logFile)
+
+                    dialog.dismiss()
+                }
+            }
+            option(
+                icon = getDrawable(R.drawable.ic_delete_colorful),
+                title = getString(R.string.delete)
+            ) {
+                textColor = errorColor
+
+                onClick {
+                    delete(logFile)
+
+                    dialog.dismiss()
                }
            }
        }
-    }

-    private fun loadFiles(): List<LogFile> {
-        val list = cacheDir.resolve("logs").listFiles()?.toList() ?: emptyList()
-
-        return list.mapNotNull { LogFile.parseFromFileName(it.name) }
+        dialog.dismissWithAnimation = true
+        dialog.setContentView(menu)
+        dialog.show()
    }

    private fun deleteAllLogs() {
-        logsDir.deleteRecursively()
+        launch {
+            withContext(Dispatchers.IO) {
+                logsDir.deleteRecursively()
+            }
+
+            refreshList()
+        }
+    }
+
+    private fun export(file: LogFile) {
+        if (lastWriteFile != null)
+            return
+
+        val d = Date(file.date)
+
+        val exportName = getString(R.string.format_export_log_name, d.format(this))
+
+        val intent = Intent(Intent.ACTION_CREATE_DOCUMENT)
+            .setType("text/plain")
+            .putExtra(Intent.EXTRA_TITLE, exportName)
+
+        lastWriteFile = file
+
+        startActivityForResult(intent, REQUEST_CODE)
+    }
+
+    private fun delete(file: LogFile) {
+        val d = {
+            launch {
+                withContext(Dispatchers.IO) {
+                    logsDir.resolve(file.fileName).delete()
+                }
+
+                refreshList()
+            }
+        }
+
+        AlertDialog.Builder(this)
+            .setTitle(R.string.delete_log)
+            .setMessage(getString(R.string.delete_log_warn, file.fileName))
+            .setPositiveButton(R.string.ok) { _, _ -> d() }
+            .setNegativeButton(R.string.cancel) { _, _ -> }
+            .show()
    }
 }
@@ -1,151 +1,202 @@
 package com.github.kr328.clash

-import androidx.activity.result.contract.ActivityResultContracts
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.common.util.ticker
-import com.github.kr328.clash.design.MainDesign
-import com.github.kr328.clash.design.ui.ToastDuration
-import com.github.kr328.clash.store.TipsStore
-import com.github.kr328.clash.util.startClashService
-import com.github.kr328.clash.util.stopClashService
-import com.github.kr328.clash.util.withClash
-import com.github.kr328.clash.util.withProfile
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.selects.select
-import kotlinx.coroutines.withContext
-import java.util.concurrent.TimeUnit
+import android.app.Activity
+import android.content.Intent
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.appcompat.app.AlertDialog
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.common.utils.asBytesString
+import com.github.kr328.clash.core.model.General
+import com.github.kr328.clash.remote.withClash
+import com.github.kr328.clash.remote.withProfile
+import com.github.kr328.clash.service.util.startClashService
+import com.github.kr328.clash.service.util.stopClashService
+import kotlinx.android.synthetic.main.activity_main.*
+import kotlinx.coroutines.*

-class MainActivity : BaseActivity<MainDesign>() {
-    override suspend fun main() {
-        val design = MainDesign(this)
+class MainActivity : BaseActivity() {
+    companion object {
+        private const val REQUEST_CODE = 40000
+    }

-        setContentDesign(design)
+    private var bandwidthJob: Job? = null

-        launch(Dispatchers.IO) {
-            showUpdatedTips(design)
-        }
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)

-        design.fetch()
+        setContentView(R.layout.activity_main)

-        val ticker = ticker(TimeUnit.SECONDS.toMillis(1))
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ActivityStart,
-                        Event.ServiceRecreated,
-                        Event.ClashStop, Event.ClashStart,
-                        Event.ProfileLoaded, Event.ProfileChanged -> design.fetch()
-                        else -> Unit
-                    }
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        MainDesign.Request.ToggleStatus -> {
-                            if (clashRunning)
-                                stopClashService()
-                            else
-                                design.startClash()
-                        }
-                        MainDesign.Request.OpenProxy ->
-                            startActivity(ProxyActivity::class.intent)
-                        MainDesign.Request.OpenProfiles ->
-                            startActivity(ProfilesActivity::class.intent)
-                        MainDesign.Request.OpenProviders ->
-                            startActivity(ProvidersActivity::class.intent)
-                        MainDesign.Request.OpenLogs ->
-                            startActivity(LogsActivity::class.intent)
-                        MainDesign.Request.OpenSettings ->
-                            startActivity(SettingsActivity::class.intent)
-                        MainDesign.Request.OpenHelp ->
-                            startActivity(HelpActivity::class.intent)
-                        MainDesign.Request.OpenAbout ->
-                            design.showAbout(queryAppVersionName())
-                    }
-                }
-                if (clashRunning) {
-                    ticker.onReceive {
-                        design.fetchTraffic()
+        status.setOnClickListener {
+            if (clashRunning) {
+                stopClashService()
+            } else {
+                val vpnRequest = startClashService()
+                if (vpnRequest != null) {
+                    val resolved = packageManager.resolveActivity(vpnRequest, 0)
+                    if (resolved != null) {
+                        startActivityForResult(vpnRequest, REQUEST_CODE)
+                    } else {
+                        showSnackbarException(getString(R.string.missing_vpn_component), null)
                    }
                }
            }
        }
-    }

-    private suspend fun showUpdatedTips(design: MainDesign) {
-        val tips = TipsStore(this)
+        proxies.setOnClickListener {
+            startActivity(ProxiesActivity::class.intent)
+        }

-        if (tips.primaryVersion != TipsStore.CURRENT_PRIMARY_VERSION) {
-            tips.primaryVersion = TipsStore.CURRENT_PRIMARY_VERSION
+        profiles.setOnClickListener {
+            startActivity(ProfilesActivity::class.intent)
+        }

-            val pkg = packageManager.getPackageInfo(packageName, 0)
+        logs.setOnClickListener {
+            startActivity(LogsActivity::class.intent)
+        }

-            if (pkg.firstInstallTime != pkg.lastUpdateTime) {
-                design.showUpdatedTips()
-            }
+        settings.setOnClickListener {
+            startActivity(SettingsActivity::class.intent)
+        }
+
+        support.setOnClickListener {
+            startActivity(SupportActivity::class.intent)
+        }
+
+        about.setOnClickListener {
+            showAboutDialog()
        }
    }

-    private suspend fun MainDesign.fetch() {
-        setClashRunning(clashRunning)
+    override fun onStart() {
+        super.onStart()

-        val state = withClash {
-            queryTunnelState()
-        }
-        val providers = withClash {
-            queryProviders()
-        }
-
-        setMode(state.mode)
-        setHasProviders(providers.isNotEmpty())
-
-        withProfile {
-            setProfileName(queryActive()?.name)
-        }
+        updateClashStatus()
    }

-    private suspend fun MainDesign.fetchTraffic() {
-        withClash {
-            setForwarded(queryTrafficTotal())
-        }
+    override fun onStop() {
+        super.onStop()
+
+        stopBandwidthPolling()
    }

-    private suspend fun MainDesign.startClash() {
-        val active = withProfile { queryActive() }
-
-        if (active == null || !active.imported) {
-            showToast(R.string.no_profile_selected, ToastDuration.Long) {
-                setAction(R.string.profiles) {
-                    startActivity(ProfilesActivity::class.intent)
-                }
-            }
-
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        if (requestCode == REQUEST_CODE) {
+            if (resultCode == Activity.RESULT_OK)
+                startClashService()
            return
        }

-        val vpnRequest = startClashService()
+        super.onActivityResult(requestCode, resultCode, data)
+    }

-        try {
-            if (vpnRequest != null) {
-                val result = startActivityForResult(
-                    ActivityResultContracts.StartActivityForResult(),
-                    vpnRequest
-                )
+    override suspend fun onClashStarted() {
+        updateClashStatus()
+    }

-                if (result.resultCode == RESULT_OK)
-                    startClashService()
+    override suspend fun onClashStopped(reason: String?) {
+        updateClashStatus()
+
+        if (reason != null)
+            showSnackbarException(getString(R.string.clash_start_failure), reason)
+    }
+
+    override suspend fun onClashProfileLoaded() {
+        updateClashStatus()
+    }
+
+    private fun startBandwidthPolling() {
+        if (bandwidthJob != null)
+            return
+
+        bandwidthJob = launch {
+            withClash {
+                try {
+                    while (clashRunning && isActive) {
+                        val bandwidth = queryBandwidth()
+                        status.summary = getString(
+                            R.string.format_traffic_forwarded,
+                            bandwidth.asBytesString()
+                        )
+                        delay(1000)
+                    }
+                } finally {
+                    bandwidthJob = null
+                }
            }
-        } catch (e: Exception) {
-            design?.showToast(R.string.unable_to_start_vpn, ToastDuration.Long)
        }
    }

-    private suspend fun queryAppVersionName(): String {
-        return withContext(Dispatchers.IO) {
-            packageManager.getPackageInfo(packageName, 0).versionName
+    private fun stopBandwidthPolling() {
+        bandwidthJob?.cancel()
+    }
+
+    private fun updateClashStatus() {
+        if (clashRunning) {
+            startBandwidthPolling()
+
+            status.setCardBackgroundColor(getColor(R.color.primaryCardColorStarted))
+            status.icon = getDrawable(R.drawable.ic_started)
+            status.title = getText(R.string.running)
+
+            proxies.visibility = View.VISIBLE
+        } else {
+            stopBandwidthPolling()
+
+            status.setCardBackgroundColor(getColor(R.color.primaryCardColorStopped))
+            status.icon = getDrawable(R.drawable.ic_stopped)
+            status.title = getText(R.string.stopped)
+            status.summary = getText(R.string.tap_to_start)
+
+            proxies.visibility = View.GONE
+        }
+
+        launch {
+            val general = withClash {
+                queryGeneral()
+            }
+            val active = withProfile {
+                queryActive()
+            }
+
+            val modeResId = when (general.mode) {
+                General.Mode.DIRECT -> R.string.direct_mode
+                General.Mode.GLOBAL -> R.string.global_mode
+                General.Mode.RULE -> R.string.rule_mode
+            }
+
+            val profileString =
+                if (active == null)
+                    getText(R.string.not_selected)
+                else
+                    getString(R.string.format_profile_activated, active.name)
+
+            proxies.summary = getText(modeResId)
+            profiles.summary = profileString
+        }
+    }
+
+    private fun showAboutDialog() {
+        launch {
+            val content = withContext(Dispatchers.Default) {
+                val packageInfo = packageManager.getPackageInfo(packageName, 0)
+
+                LayoutInflater.from(this@MainActivity)
+                    .inflate(R.layout.dialog_abort, rootView as ViewGroup?, false).apply {
+                        findViewById<View>(android.R.id.icon).background =
+                            getDrawable(R.drawable.ic_logo)
+                        findViewById<TextView>(android.R.id.title).text =
+                            getText(R.string.application_name)
+                        findViewById<TextView>(android.R.id.summary).text = packageInfo.versionName
+                    }
+            }
+
+            AlertDialog.Builder(this@MainActivity)
+                .setView(content)
+                .show()
        }
    }
 }
@@ -2,11 +2,19 @@ package com.github.kr328.clash

 import android.app.Application
 import android.content.Context
+import android.content.Intent
+import android.net.Uri
 import com.github.kr328.clash.common.Global
-import com.github.kr328.clash.common.compat.currentProcessName
-import com.github.kr328.clash.common.log.Log
+import com.github.kr328.clash.common.utils.componentName
+import com.github.kr328.clash.dump.LogcatDumper
+import com.github.kr328.clash.remote.Broadcasts
 import com.github.kr328.clash.remote.Remote
-import com.github.kr328.clash.service.util.sendServiceRecreated
+import com.microsoft.appcenter.AppCenter
+import com.microsoft.appcenter.analytics.Analytics
+import com.microsoft.appcenter.crashes.AbstractCrashesListener
+import com.microsoft.appcenter.crashes.Crashes
+import com.microsoft.appcenter.crashes.ingestion.models.ErrorAttachmentLog
+import com.microsoft.appcenter.crashes.model.ErrorReport

@Suppress("unused")
 class MainApplication : Application() {
@@ -20,20 +28,44 @@ class MainApplication : Application() {
        super.onCreate()

        // Initialize AppCenter
-        Tracker.initialize(this)
+        if (BuildConfig.APP_CENTER_KEY.isNotEmpty() && !BuildConfig.DEBUG) {
+            AppCenter.start(
+                this,
+                BuildConfig.APP_CENTER_KEY,
+                Analytics::class.java, Crashes::class.java
+            )

-        val processName = currentProcessName
+            Crashes.setListener(object : AbstractCrashesListener() {
+                override fun getErrorAttachments(report: ErrorReport?): MutableIterable<ErrorAttachmentLog> {
+                    report ?: return mutableListOf()

-        Log.d("Process $processName started")
+                    if (!report.stackTrace.contains("DeadObjectException"))
+                        return mutableListOf()

-        if (processName == packageName) {
-            Remote.launch()
-        } else {
-            sendServiceRecreated()
+                    val logcat = LogcatDumper.dump().joinToString(separator = "\n")
+
+                    return mutableListOf(
+                        ErrorAttachmentLog.attachmentWithText(logcat, "logcat.txt")
+                    )
+                }
+            })
        }
-    }

-    fun finalize() {
-        Global.destroy()
+        Global.openMainIntent = {
+            Intent(Intent.ACTION_MAIN).apply {
+                component = MainActivity::class.componentName
+                flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+            }
+        }
+        Global.openProfileIntent = {
+            Intent(Intent.ACTION_MAIN).apply {
+                component = ProfileEditActivity::class.componentName
+                data = Uri.fromParts("id", it.toString(), null)
+                flags = Intent.FLAG_ACTIVITY_NEW_TASK
+            }
+        }
+
+        Remote.init(this)
+        Broadcasts.init(this)
    }
 }
@@ -1,39 +0,0 @@
-package com.github.kr328.clash
-
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.design.NetworkSettingsDesign
-import com.github.kr328.clash.service.store.ServiceStore
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
-
-class NetworkSettingsActivity : BaseActivity<NetworkSettingsDesign>() {
-    override suspend fun main() {
-        val design = NetworkSettingsDesign(
-            this,
-            uiStore,
-            ServiceStore(this),
-            clashRunning,
-        )
-
-        setContentDesign(design)
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ClashStart, Event.ClashStop, Event.ServiceRecreated ->
-                            recreate()
-                        else -> Unit
-                    }
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        NetworkSettingsDesign.Request.StartAccessControlList ->
-                            startActivity(AccessControlActivity::class.intent)
-                    }
-                }
-            }
-        }
-    }
-
-}
@@ -1,143 +0,0 @@
-package com.github.kr328.clash
-
-import android.app.Activity
-import android.content.ComponentName
-import android.content.Intent
-import android.net.Uri
-import android.provider.Settings
-import androidx.activity.result.contract.ActivityResultContracts
-import com.github.kr328.clash.common.constants.Intents
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.common.util.setUUID
-import com.github.kr328.clash.design.NewProfileDesign
-import com.github.kr328.clash.design.model.ProfileProvider
-import com.github.kr328.clash.service.model.Profile
-import com.github.kr328.clash.util.withProfile
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
-import kotlinx.coroutines.withContext
-import java.util.*
-
-class NewProfileActivity : BaseActivity<NewProfileDesign>() {
-    private val self: NewProfileActivity
-        get() = this
-
-    override suspend fun main() {
-        val design = NewProfileDesign(this)
-
-        design.patchProviders(queryProfileProviders())
-
-        setContentDesign(design)
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        is NewProfileDesign.Request.Create -> {
-                            withProfile {
-                                val name = getString(R.string.new_profile)
-
-                                val uuid: UUID? = when (val p = it.provider) {
-                                    is ProfileProvider.File ->
-                                        create(Profile.Type.File, name)
-                                    is ProfileProvider.Url ->
-                                        create(Profile.Type.Url, name)
-                                    is ProfileProvider.External -> {
-                                        val data = p.get()
-
-                                        if (data != null) {
-                                            val (uri, initialName) = data
-
-                                            create(
-                                                Profile.Type.External,
-                                                initialName ?: name,
-                                                uri.toString()
-                                            )
-                                        } else {
-                                            null
-                                        }
-                                    }
-                                }
-
-                                if (uuid != null)
-                                    launchProperties(uuid)
-                            }
-                        }
-                        is NewProfileDesign.Request.OpenDetail -> {
-                            launchAppDetailed(it.provider)
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    private fun launchAppDetailed(provider: ProfileProvider.External) {
-        val data = Uri.fromParts(
-            "package",
-            provider.intent.component?.packageName ?: return,
-            null
-        )
-
-        startActivity(Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS).setData(data))
-    }
-
-    private suspend fun launchProperties(uuid: UUID) {
-        val r = startActivityForResult(
-            ActivityResultContracts.StartActivityForResult(),
-            PropertiesActivity::class.intent.setUUID(uuid)
-        )
-
-        if (r.resultCode == Activity.RESULT_OK)
-            finish()
-    }
-
-    private suspend fun ProfileProvider.External.get(): Pair<Uri, String?>? {
-        val result = startActivityForResult(
-            ActivityResultContracts.StartActivityForResult(),
-            intent
-        )
-
-        if (result.resultCode != RESULT_OK)
-            return null
-
-        val uri = result.data?.data
-        val name = result.data?.getStringExtra(Intents.EXTRA_NAME)
-
-        if (uri != null) {
-            return uri to name
-        }
-
-        return null
-    }
-
-    private suspend fun queryProfileProviders(): List<ProfileProvider> {
-        return withContext(Dispatchers.IO) {
-            val providers = packageManager.queryIntentActivities(
-                Intent(Intents.ACTION_PROVIDE_URL),
-                0
-            ).map {
-                val activity = it.activityInfo
-
-                val name = activity.applicationInfo.loadLabel(packageManager)
-                val summary = activity.loadLabel(packageManager)
-                val icon = activity.loadIcon(packageManager)
-                val intent = Intent(Intents.ACTION_PROVIDE_URL)
-                    .setComponent(
-                        ComponentName(
-                            activity.packageName,
-                            activity.name
-                        )
-                    )
-
-                ProfileProvider.External(name.toString(), summary.toString(), icon, intent)
-            }
-
-            listOf(ProfileProvider.File(self), ProfileProvider.Url(self)) + providers
-        }
-    }
-}
@@ -1,89 +0,0 @@
-package com.github.kr328.clash
-
-import android.content.pm.PackageManager
-import com.github.kr328.clash.common.compat.getDrawableCompat
-import com.github.kr328.clash.common.constants.Metadata
-import com.github.kr328.clash.core.Clash
-import com.github.kr328.clash.design.OverrideSettingsDesign
-import com.github.kr328.clash.design.model.AppInfo
-import com.github.kr328.clash.design.util.toAppInfo
-import com.github.kr328.clash.service.store.ServiceStore
-import com.github.kr328.clash.util.withClash
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
-import kotlinx.coroutines.withContext
-
-class OverrideSettingsActivity : BaseActivity<OverrideSettingsDesign>() {
-    override suspend fun main() {
-        val configuration = withClash { queryOverride(Clash.OverrideSlot.Persist) }
-        val service = ServiceStore(this)
-
-        defer {
-            withClash {
-                patchOverride(Clash.OverrideSlot.Persist, configuration)
-            }
-        }
-
-        val design = OverrideSettingsDesign(
-            this,
-            configuration
-        )
-
-        setContentDesign(design)
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        OverrideSettingsDesign.Request.ResetOverride -> {
-                            if (design.requestResetConfirm()) {
-                                defer {
-                                    withClash {
-                                        clearOverride(Clash.OverrideSlot.Persist)
-                                    }
-
-                                    service.sideloadGeoip = ""
-                                }
-
-                                finish()
-                            }
-                        }
-                        OverrideSettingsDesign.Request.EditSideloadGeoip -> {
-                            withContext(Dispatchers.IO) {
-                                val list = querySideloadProviders()
-                                val initial = service.sideloadGeoip
-                                val exist = list.any { info -> info.packageName == initial }
-
-                                service.sideloadGeoip =
-                                    design.requestSelectSideload(if (exist) initial else "", list)
-                            }
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    private fun querySideloadProviders(): List<AppInfo> {
-        val apps = packageManager.getInstalledPackages(PackageManager.GET_META_DATA)
-            .filter {
-                it.applicationInfo.metaData?.containsKey(Metadata.GEOIP_FILE_NAME)
-                    ?: false
-            }
-            .map { it.toAppInfo(packageManager) }
-
-        return listOf(
-            AppInfo(
-                packageName = "",
-                label = getString(R.string.use_built_in),
-                icon = getDrawableCompat(R.drawable.ic_baseline_work)!!,
-                installTime = 0,
-                updateDate = 0,
-            )
-        ) + apps
-    }
-}
@@ -0,0 +1,167 @@
+package com.github.kr328.clash
+
+import android.content.pm.ApplicationInfo
+import android.os.Bundle
+import android.view.Menu
+import android.view.MenuItem
+import android.view.View
+import androidx.appcompat.widget.SearchView
+import androidx.recyclerview.widget.LinearLayoutManager
+import com.github.kr328.clash.adapter.PackagesAdapter
+import com.github.kr328.clash.service.settings.ServiceSettings
+import kotlinx.android.synthetic.main.activity_access_control_packages.*
+import kotlinx.coroutines.*
+import kotlinx.coroutines.channels.Channel
+import kotlin.streams.toList
+
+class PackagesActivity : BaseActivity() {
+    private val activity: PackagesActivity
+        get() = this
+    private val adapter: PackagesAdapter?
+        get() = mainList.adapter as PackagesAdapter?
+    private val refreshChannel = Channel<Unit>(Channel.CONFLATED)
+
+    private var keyword: String = ""
+    private var sort: PackagesAdapter.Sort = PackagesAdapter.Sort.NAME
+    private var decrease: Boolean = false
+    private var systemApp: Boolean = true
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_access_control_packages)
+        setSupportActionBar(toolbar)
+
+        launch {
+            val appsDeferred = async {
+                withContext(Dispatchers.IO) {
+                    val pm = packageManager
+                    val packages = pm.getInstalledPackages(0)
+
+                    packages.parallelStream()
+                        .map {
+                            PackagesAdapter.AppInfo(
+                                it.packageName,
+                                it.applicationInfo.loadLabel(pm).toString(),
+                                it.applicationInfo.loadIcon(pm),
+                                it.firstInstallTime, it.lastUpdateTime,
+                                it.applicationInfo.flags and ApplicationInfo.FLAG_SYSTEM != 0
+                            )
+                        }
+                        .toList()
+                }
+            }
+
+            val selectedDeferred = async {
+                withContext(Dispatchers.IO) {
+                    ServiceSettings(activity).get(ServiceSettings.ACCESS_CONTROL_PACKAGES)
+                }
+            }
+
+            val apps = appsDeferred.await()
+            val selected = selectedDeferred.await()
+
+            val adapter = PackagesAdapter(activity, apps)
+
+            mainList.adapter = adapter
+            mainList.layoutManager = LinearLayoutManager(activity)
+
+            adapter.selectedPackages.addAll(selected)
+
+            progress.visibility = View.GONE
+
+            refreshChannel.offer(Unit)
+
+            while (isActive) {
+                refreshChannel.receive()
+
+                adapter.applyFilter(keyword, sort, decrease, systemApp)
+                mainList.scrollToPosition(0)
+
+                delay(200)
+            }
+        }
+    }
+
+    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
+        if (!super.onCreateOptionsMenu(menu))
+            return false
+
+        menuInflater.inflate(R.menu.packages, menu)
+
+        menu?.apply {
+            (findItem(R.id.search).actionView as SearchView).apply {
+                setOnQueryTextListener(object : SearchView.OnQueryTextListener {
+                    override fun onQueryTextSubmit(query: String?) = false
+
+                    override fun onQueryTextChange(newText: String?): Boolean {
+                        keyword = newText ?: ""
+
+                        refreshChannel.offer(Unit)
+
+                        return true
+                    }
+                })
+            }
+        }
+
+        return true
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        if (super.onOptionsItemSelected(item))
+            return true
+
+        when (item.itemId) {
+            R.id.systemApps -> {
+                item.isChecked = !item.isChecked
+
+                systemApp = item.isChecked
+            }
+            R.id.sortReverse -> {
+                item.isChecked = !item.isChecked
+
+                decrease = item.isChecked
+            }
+            R.id.sortName -> {
+                item.isChecked = true
+
+                sort = PackagesAdapter.Sort.NAME
+            }
+            R.id.sortPackageName -> {
+                item.isChecked = true
+
+                sort = PackagesAdapter.Sort.PACKAGE
+            }
+            R.id.sortUpdateTime -> {
+                item.isChecked = true
+
+                sort = PackagesAdapter.Sort.UPDATE_TIME
+            }
+            R.id.sortInstallTime -> {
+                item.isChecked = true
+
+                sort = PackagesAdapter.Sort.INSTALL_TIME
+            }
+            else -> return false
+        }
+
+        refreshChannel.offer(Unit)
+
+        return true
+    }
+
+    override fun onStop() {
+        super.onStop()
+
+        val packageList = adapter?.selectedPackages ?: return
+
+        GlobalScope.launch {
+            withContext(Dispatchers.IO) {
+                ServiceSettings(activity).commit {
+                    put(ServiceSettings.ACCESS_CONTROL_PACKAGES, packageList)
+                }
+            }
+        }
+    }
+}
@@ -0,0 +1,135 @@
+package com.github.kr328.clash
+
+import android.app.Activity
+import android.os.Bundle
+import android.view.View
+import androidx.appcompat.app.AlertDialog
+import com.github.kr328.clash.fragment.ProfileEditFragment
+import com.github.kr328.clash.remote.withProfile
+import com.github.kr328.clash.service.model.Profile
+import com.google.android.material.snackbar.Snackbar
+import kotlinx.android.synthetic.main.activity_profile_edit.*
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+
+class ProfileEditActivity : BaseActivity() {
+    private var editor: ProfileEditFragment? = null
+    private var processing = false
+        set(value) {
+            field = value
+
+            if (value) {
+                saving.visibility = View.VISIBLE
+                save.visibility = View.INVISIBLE
+            } else {
+                saving.visibility = View.INVISIBLE
+                save.visibility = View.VISIBLE
+            }
+        }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_profile_edit)
+        setSupportActionBar(toolbar)
+
+        toolbar.setTitle(R.string.loading)
+
+        launch {
+            val id = intent.data?.schemeSpecificPart?.toLongOrNull() ?: return@launch finish()
+
+            val metadata = withProfile {
+                queryById(id)
+            } ?: return@launch finish()
+
+            when {
+                metadata.lastModified > 0 ->
+                    toolbar.setTitle(R.string.edit_profile)
+                metadata.name.isBlank() ->
+                    toolbar.setTitle(R.string.new_profile)
+                else ->
+                    toolbar.setTitle(R.string.clone_profile)
+            }
+
+            val fragment = ProfileEditFragment(
+                metadata.id,
+                metadata.name, metadata.uri, metadata.interval,
+                metadata.type, metadata.source
+            )
+
+            editor = fragment
+
+            supportFragmentManager.beginTransaction()
+                .replace(R.id.fragment, fragment)
+                .commit()
+
+            save.setOnClickListener {
+                val name = fragment.name
+                val uri = fragment.uri
+                val interval = fragment.interval
+
+                if (name.isBlank()) {
+                    Snackbar.make(rootView, R.string.empty_name, Snackbar.LENGTH_LONG).show()
+                    return@setOnClickListener
+                }
+
+                val newMetadata = metadata.copy(
+                    name = name,
+                    uri = uri,
+                    interval = interval
+                )
+
+                processing = true
+
+                commit(newMetadata)
+            }
+        }
+    }
+
+    override fun onBackPressed() {
+        if (processing) {
+            Snackbar.make(rootView, R.string.processing, Snackbar.LENGTH_LONG).show()
+            return
+        }
+
+        if ( editor?.isModified != true)
+            return finish()
+
+        AlertDialog.Builder(this)
+            .setTitle(R.string.exit_without_save)
+            .setMessage(R.string.exit_without_save_warning)
+            .setNegativeButton(R.string.cancel) { _, _ -> }
+            .setPositiveButton(R.string.ok) { _, _ -> finish() }
+            .show()
+    }
+
+    override fun onDestroy() {
+        runBlocking {
+            withProfile {
+                val id = editor?.id ?: return@withProfile
+
+                release(id)
+            }
+        }
+
+        super.onDestroy()
+    }
+
+    private fun commit(metadata: Profile) {
+        launch {
+            try {
+                withProfile {
+                    update(metadata.id, metadata)
+                    commitAsync(metadata.id).await()
+                }
+
+                setResult(Activity.RESULT_OK)
+
+                finish()
+            } catch (e: Exception) {
+                showSnackbarException(getString(R.string.download_failure), e.message)
+            }
+
+            processing = false
+        }
+    }
+}
@@ -1,77 +1,180 @@
 package com.github.kr328.clash

-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.common.util.setUUID
-import com.github.kr328.clash.common.util.ticker
-import com.github.kr328.clash.design.ProfilesDesign
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import androidx.recyclerview.widget.LinearLayoutManager
+import com.github.kr328.clash.adapter.ProfileAdapter
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.remote.withProfile
+import com.github.kr328.clash.service.ProfileReceiver
 import com.github.kr328.clash.service.model.Profile
-import com.github.kr328.clash.util.withProfile
+import com.github.kr328.clash.service.util.sendBroadcastSelf
+import com.github.kr328.clash.weight.ProfilesMenu
+import com.google.android.material.snackbar.Snackbar
+import kotlinx.android.synthetic.main.activity_profiles.*
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
-import java.util.concurrent.TimeUnit
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.sync.Mutex
+import java.io.FileNotFoundException
+import java.util.*

-class ProfilesActivity : BaseActivity<ProfilesDesign>() {
-    override suspend fun main() {
-        val design = ProfilesDesign(this)
+class ProfilesActivity : BaseActivity(), ProfileAdapter.Callback, ProfilesMenu.Callback {
+    companion object {
+        private const val EDITOR_REQUEST_CODE = 30000
+    }

-        setContentDesign(design)
+    private var backgroundJob: Job? = null
+    private val reloadMutex = Mutex()
+    private val editorStack = Stack<Profile>()

-        val ticker = ticker(TimeUnit.MINUTES.toMillis(1))
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_profiles)
+        setSupportActionBar(toolbar)

-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ActivityStart, Event.ProfileChanged -> {
-                            design.fetch()
-                        }
-                        else -> Unit
-                    }
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        ProfilesDesign.Request.Create ->
-                            startActivity(NewProfileActivity::class.intent)
-                        ProfilesDesign.Request.UpdateAll ->
-                            withProfile {
-                                queryAll().forEach { p ->
-                                    if (p.imported && p.type != Profile.Type.File)
-                                        update(p.uuid)
-                                }
-                            }
-                        is ProfilesDesign.Request.Update ->
-                            withProfile { update(it.profile.uuid) }
-                        is ProfilesDesign.Request.Delete ->
-                            withProfile { delete(it.profile.uuid) }
-                        is ProfilesDesign.Request.Edit ->
-                            startActivity(PropertiesActivity::class.intent.setUUID(it.profile.uuid))
-                        is ProfilesDesign.Request.Active -> {
-                            withProfile {
-                                if (it.profile.imported)
-                                    setActive(it.profile)
-                                else
-                                    design.requestSave(it.profile)
-                            }
-                        }
-                        is ProfilesDesign.Request.Duplicate -> {
-                            val uuid = withProfile { clone(it.profile.uuid) }
+        mainList.layoutManager = LinearLayoutManager(this)
+        mainList.adapter = ProfileAdapter(this, this)
+    }

-                            startActivity(PropertiesActivity::class.intent.setUUID(uuid))
-                        }
-                    }
-                }
-                if (activityStarted) {
-                    ticker.onReceive {
-                        design.updateElapsed()
-                    }
-                }
+    override fun onStart() {
+        super.onStart()
+
+        backgroundJob = launch {
+            reloadProfiles()
+
+            while (isActive) {
+                delay(1000 * 60)
+
+                // Refresh without animation
+                (mainList.adapter as ProfileAdapter).notifyDataSetChanged()
            }
        }
    }

-    private suspend fun ProfilesDesign.fetch() {
-        withProfile {
-            patchProfiles(queryAll())
+    override fun onStop() {
+        super.onStop()
+
+        backgroundJob?.cancel()
+        backgroundJob = null
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        if (requestCode == EDITOR_REQUEST_CODE) {
+            launch {
+                val profile = editorStack.pop()
+
+                withProfile {
+                    update(profile.id, profile)
+                    startUpdate(profile.id)
+                }
+            }
+
+            return
+        }
+
+        super.onActivityResult(requestCode, resultCode, data)
+    }
+
+    override suspend fun onClashProfileChanged() {
+        reloadProfiles()
+    }
+
+    private suspend fun reloadProfiles() {
+        if (!reloadMutex.tryLock())
+            return
+
+        val profiles = withProfile {
+            queryAll()
+        }
+
+        (mainList.adapter as ProfileAdapter).setEntitiesAsync(profiles.toList())
+
+        reloadMutex.unlock()
+    }
+
+    override fun onProfileClicked(entity: Profile) {
+        launch {
+            withProfile {
+                setActive(entity.id)
+            }
+        }
+    }
+
+    override fun onMenuClicked(entity: Profile) {
+        ProfilesMenu(this, entity, this).show()
+    }
+
+    override fun onNewProfile() {
+        startActivity(CreateProfileActivity::class.intent)
+    }
+
+    private fun openProperties(id: Long) {
+        startActivity(
+            ProfileEditActivity::class.intent
+                .setData(Uri.fromParts("id", id.toString(), null))
+        )
+    }
+
+    private fun openEditor(profile: Profile) = launch {
+        try {
+            val uri = withProfile {
+                acquireTempUri(profile.id)
+            } ?: throw FileNotFoundException()
+
+            editorStack.push(profile.copy(uri = Uri.parse(uri)))
+
+            startActivityForResult(
+                Intent(Intent.ACTION_VIEW)
+                    .setDataAndType(Uri.parse(uri), "text/plain")
+                    .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION),
+                EDITOR_REQUEST_CODE
+            )
+        } catch (e: Exception) {
+            Snackbar.make(rootView, getText(R.string.profile_not_found), Snackbar.LENGTH_LONG)
+                .show()
+        }
+    }
+
+    private fun startUpdate(id: Long) {
+        sendBroadcastSelf(ProfileReceiver.buildUpdateIntentForId(id))
+    }
+
+    override fun onOpenEditor(entity: Profile) {
+        openEditor(entity)
+    }
+
+    override fun onUpdate(entity: Profile) {
+        startUpdate(entity.id)
+    }
+
+    override fun onOpenProperties(entity: Profile) {
+        openProperties(entity.id)
+    }
+
+    override fun onDuplicate(entity: Profile) {
+        launch {
+            withProfile {
+                openProperties(acquireCloned(entity.id))
+            }
+        }
+    }
+
+    override fun onResetProvider(entity: Profile) {
+        launch {
+            withProfile {
+                clear(entity.id)
+            }
+        }
+    }
+
+    override fun onDelete(entity: Profile) {
+        launch {
+            withProfile {
+                delete(entity.id)
+            }
        }
    }
 }
@@ -1,114 +0,0 @@
-package com.github.kr328.clash
-
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.common.util.setUUID
-import com.github.kr328.clash.common.util.uuid
-import com.github.kr328.clash.design.PropertiesDesign
-import com.github.kr328.clash.design.ui.ToastDuration
-import com.github.kr328.clash.design.util.showExceptionToast
-import com.github.kr328.clash.service.model.Profile
-import com.github.kr328.clash.util.withProfile
-import kotlinx.coroutines.coroutineScope
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.selects.select
-
-class PropertiesActivity : BaseActivity<PropertiesDesign>() {
-    private var canceled: Boolean = false
-
-    override suspend fun main() {
-        setResult(RESULT_CANCELED)
-
-        val uuid = intent.uuid ?: return finish()
-        val design = PropertiesDesign(this)
-
-        val original = withProfile { queryByUUID(uuid) } ?: return finish()
-
-        design.profile = original
-
-        setContentDesign(design)
-
-        defer {
-            canceled = true
-
-            withProfile { release(uuid) }
-        }
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ActivityStop -> {
-                            val profile = design.profile
-
-                            if (!canceled && profile != original) {
-                                withProfile {
-                                    patch(profile.uuid, profile.name, profile.source, profile.interval)
-                                }
-                            }
-                        }
-                        Event.ServiceRecreated -> {
-                            finish()
-                        }
-                        else -> Unit
-                    }
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        PropertiesDesign.Request.BrowseFiles -> {
-                            startActivity(FilesActivity::class.intent.setUUID(uuid))
-                        }
-                        PropertiesDesign.Request.Commit -> {
-                            design.verifyAndCommit()
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    override fun onBackPressed() {
-        design?.apply {
-            launch {
-                if (!progressing) {
-                    if (requestExitWithoutSaving())
-                        finish()
-                }
-            }
-        } ?: return super.onBackPressed()
-    }
-
-    private suspend fun PropertiesDesign.verifyAndCommit() {
-        when {
-            profile.name.isBlank() -> {
-                showToast(R.string.empty_name, ToastDuration.Long)
-            }
-            profile.type != Profile.Type.File && profile.source.isBlank() -> {
-                showToast(R.string.invalid_url, ToastDuration.Long)
-            }
-            else -> {
-                try {
-                    withProcessing { updateStatus ->
-                        withProfile {
-                            patch(profile.uuid, profile.name, profile.source, profile.interval)
-
-                            coroutineScope {
-                                commit(profile.uuid) {
-                                    launch {
-                                        updateStatus(it)
-                                    }
-                                }
-                            }
-                        }
-                    }
-
-                    setResult(RESULT_OK)
-
-                    finish()
-                } catch (e: Exception) {
-                    showExceptionToast(e)
-                }
-            }
-        }
-    }
-}
@@ -1,71 +0,0 @@
-package com.github.kr328.clash
-
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.common.util.ticker
-import com.github.kr328.clash.design.ProvidersDesign
-import com.github.kr328.clash.design.util.showExceptionToast
-import com.github.kr328.clash.util.withClash
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.selects.select
-import java.util.concurrent.TimeUnit
-
-class ProvidersActivity : BaseActivity<ProvidersDesign>() {
-    override suspend fun main() {
-        val providers = withClash { queryProviders().sorted() }
-        val design = ProvidersDesign(this, providers)
-
-        setContentDesign(design)
-
-        val ticker = ticker(TimeUnit.MINUTES.toMillis(1))
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ProfileLoaded -> {
-                            val newList = withClash { queryProviders().sorted() }
-
-                            if (newList != providers) {
-                                startActivity(ProvidersActivity::class.intent)
-
-                                finish()
-                            }
-                        }
-                        else -> Unit
-                    }
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        is ProvidersDesign.Request.Update -> {
-                            launch {
-                                try {
-                                    withClash {
-                                        updateProvider(it.provider.type, it.provider.name)
-                                    }
-
-                                    design.notifyChanged(it.index)
-                                } catch (e: Exception) {
-                                    design.showExceptionToast(
-                                        getString(
-                                            R.string.format_update_provider_failure,
-                                            it.provider.name,
-                                            e.message
-                                        )
-                                    )
-
-                                    design.notifyUpdated(it.index)
-                                }
-                            }
-                        }
-                    }
-                }
-                if (activityStarted) {
-                    ticker.onReceive {
-                        design.updateElapsed()
-                    }
-                }
-            }
-        }
-    }
-}
@@ -0,0 +1,295 @@
+package com.github.kr328.clash
+
+import android.os.Bundle
+import android.view.Menu
+import android.view.MenuItem
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.LinearSmoothScroller
+import androidx.recyclerview.widget.RecyclerView
+import com.github.kr328.clash.adapter.ProxyAdapter
+import com.github.kr328.clash.adapter.ProxyChipAdapter
+import com.github.kr328.clash.core.model.General
+import com.github.kr328.clash.pipeline.Pipeline
+import com.github.kr328.clash.pipeline.mergePrefix
+import com.github.kr328.clash.pipeline.sort
+import com.github.kr328.clash.pipeline.toAdapterElement
+import com.github.kr328.clash.preference.UiSettings
+import com.github.kr328.clash.remote.withClash
+import com.github.kr328.clash.utils.ScrollBinding
+import kotlinx.android.synthetic.main.activity_proxies.*
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.sync.Mutex
+
+class ProxiesActivity : BaseActivity(), ScrollBinding.Callback {
+    private val refreshMutex = Mutex()
+    private val scrollBinding = ScrollBinding(this, this)
+    private var scrollToLast = true
+
+    private val mainListAdapter: ProxyAdapter
+        get() = mainList.adapter as ProxyAdapter
+    private val chipListAdapter: ProxyChipAdapter
+        get() = chipList.adapter as ProxyChipAdapter
+    private val urlTesting: MutableSet<String> = mutableSetOf()
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_proxies)
+        setSupportActionBar(toolbar)
+
+        mainList.adapter = ProxyAdapter(this, this::setGroupSelected, this::startUrlTesting)
+        mainList.layoutManager = mainListAdapter.layoutManager
+
+        chipList.adapter = ProxyChipAdapter(this, this::chipClicked)
+        chipList.layoutManager = LinearLayoutManager(this, LinearLayoutManager.HORIZONTAL, false)
+        chipList.itemAnimator?.changeDuration = 0
+
+        launch {
+            mainList.addOnScrollListener(object : RecyclerView.OnScrollListener() {
+                override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
+                    scrollBinding.sendMasterScrolled()
+                }
+            })
+
+            scrollBinding.exec()
+        }
+
+        refreshList()
+    }
+
+    override fun onStop() {
+        uiSettings.commit {
+            put(
+                UiSettings.PROXY_LAST_SELECT_GROUP,
+                (chipList.adapter!! as ProxyChipAdapter).selected
+            )
+        }
+
+        super.onStop()
+    }
+
+    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
+        if (!super.onCreateOptionsMenu(menu))
+            return false
+
+        menuInflater.inflate(R.menu.proxies, menu)
+
+        setupMenu()
+
+        return true
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        if (super.onOptionsItemSelected(item))
+            return true
+
+        if (item.itemId == R.id.menuRefresh) {
+            refreshList()
+            return true
+        }
+
+        launch {
+            var scrollTop = false
+
+            when (item.itemId) {
+                R.id.modeDirect -> {
+                    withClash {
+                        setProxyMode(General.Mode.DIRECT)
+                    }
+                }
+                R.id.modeGlobal -> {
+                    withClash {
+                        setProxyMode(General.Mode.GLOBAL)
+
+                        scrollTop = true
+                    }
+                }
+                R.id.modeRule -> {
+                    withClash {
+                        setProxyMode(General.Mode.RULE)
+                    }
+                }
+                R.id.groupDefault -> {
+                    uiSettings.commit {
+                        put(UiSettings.PROXY_GROUP_SORT, UiSettings.PROXY_SORT_DEFAULT)
+                    }
+                }
+                R.id.groupName -> {
+                    uiSettings.commit {
+                        put(UiSettings.PROXY_GROUP_SORT, UiSettings.PROXY_SORT_NAME)
+                    }
+                }
+                R.id.groupDelay -> {
+                    uiSettings.commit {
+                        put(UiSettings.PROXY_GROUP_SORT, UiSettings.PROXY_SORT_DELAY)
+                    }
+                }
+                R.id.proxyDefault -> {
+                    uiSettings.commit {
+                        put(UiSettings.PROXY_PROXY_SORT, UiSettings.PROXY_SORT_DEFAULT)
+                    }
+                }
+                R.id.proxyName -> {
+                    uiSettings.commit {
+                        put(UiSettings.PROXY_PROXY_SORT, UiSettings.PROXY_SORT_NAME)
+                    }
+                }
+                R.id.proxyDelay -> {
+                    uiSettings.commit {
+                        put(UiSettings.PROXY_PROXY_SORT, UiSettings.PROXY_SORT_DELAY)
+                    }
+                }
+                R.id.utilsMergePrefix -> {
+                    item.isChecked = !item.isChecked
+
+                    uiSettings.commit {
+                        put(UiSettings.PROXY_MERGE_PREFIX, item.isChecked)
+                    }
+
+                    refreshList()
+
+                    return@launch
+                }
+                else -> return@launch
+            }
+
+            item.isChecked = true
+
+            refreshList(scrollTop)
+        }
+
+        return true
+    }
+
+    override suspend fun onClashStopped(reason: String?) {
+        finish()
+    }
+
+    private fun setupMenu() {
+        launch {
+            val general = withClash {
+                queryGeneral()
+            }
+
+            menu?.apply {
+                when (general.mode) {
+                    General.Mode.DIRECT ->
+                        findItem(R.id.modeDirect).isChecked = true
+                    General.Mode.GLOBAL ->
+                        findItem(R.id.modeGlobal).isChecked = true
+                    General.Mode.RULE ->
+                        findItem(R.id.modeRule).isChecked = true
+                }
+                when (uiSettings.get(UiSettings.PROXY_GROUP_SORT)) {
+                    UiSettings.PROXY_SORT_DEFAULT ->
+                        findItem(R.id.groupDefault).isChecked = true
+                    UiSettings.PROXY_SORT_NAME ->
+                        findItem(R.id.groupName).isChecked = true
+                    UiSettings.PROXY_SORT_DELAY ->
+                        findItem(R.id.proxyDelay).isChecked = true
+                }
+                when (uiSettings.get(UiSettings.PROXY_PROXY_SORT)) {
+                    UiSettings.PROXY_SORT_DEFAULT ->
+                        findItem(R.id.proxyDefault).isChecked = true
+                    UiSettings.PROXY_SORT_NAME ->
+                        findItem(R.id.proxyName).isChecked = true
+                    UiSettings.PROXY_SORT_DELAY ->
+                        findItem(R.id.proxyDelay).isChecked = true
+                }
+
+                findItem(R.id.utilsMergePrefix).isChecked =
+                    uiSettings.get(UiSettings.PROXY_MERGE_PREFIX)
+            }
+        }
+    }
+
+    private fun setGroupSelected(group: String, select: String) {
+        launch {
+            withClash {
+                setSelectProxy(group, select)
+            }
+        }
+    }
+
+    private fun startUrlTesting(group: String) {
+        launch {
+            urlTesting.add(group)
+
+            withClash {
+                startHealthCheck(group)
+            }
+
+            urlTesting.remove(group)
+
+            refreshList()
+        }
+    }
+
+    private fun chipClicked(name: String) {
+        launch {
+            scrollBinding.scrollMaster(name)
+        }
+    }
+
+    private fun refreshList(scrollTop: Boolean = false) {
+        launch {
+            if (!refreshMutex.tryLock())
+                return@launch
+
+            val general = withClash {
+                queryGeneral()
+            }
+            val proxies = withClash {
+                queryAllProxyGroups()
+            }
+
+            val merged = Pipeline(proxies, uiSettings).mergePrefix()
+            val sorted = Pipeline(proxies, uiSettings).sort()
+
+            val newList = sorted.toAdapterElement(merged.input, general)
+
+            mainListAdapter.applyChange(newList, urlTesting)
+
+            (chipList.adapter!! as ProxyChipAdapter).apply {
+                chips = newList.map { it.name }
+                notifyDataSetChanged()
+            }
+
+            if (scrollTop)
+                mainList.smoothScrollToPosition(0)
+            else if (scrollToLast) {
+                scrollToLast = false
+
+                val selected = uiSettings.get(UiSettings.PROXY_LAST_SELECT_GROUP)
+
+                scrollBinding.scrollMaster(selected)
+            }
+
+            delay(500)
+
+            refreshMutex.unlock()
+        }
+    }
+
+    override fun getCurrentMasterToken(): String {
+        return mainListAdapter.getCurrentGroup()
+    }
+
+    override fun onMasterTokenChanged(token: String) {
+        chipListAdapter.selected = token
+        val position = chipListAdapter.chips.indexOf(token)
+
+        if (position < 0)
+            return
+
+        chipList.smoothScrollToPosition(position)
+    }
+
+    override fun getMasterTokenPosition(token: String): Int {
+        return mainListAdapter.getGroupPosition(token)
+    }
+
+    override fun doMasterScroll(scroller: LinearSmoothScroller, target: Int) {
+        mainListAdapter.layoutManager.startSmoothScroll(scroller)
+    }
+}
@@ -1,133 +0,0 @@
-package com.github.kr328.clash
-
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.core.Clash
-import com.github.kr328.clash.core.model.Proxy
-import com.github.kr328.clash.design.ProxyDesign
-import com.github.kr328.clash.design.model.ProxyState
-import com.github.kr328.clash.store.TipsStore
-import com.github.kr328.clash.util.withClash
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.selects.select
-import kotlinx.coroutines.sync.Semaphore
-import kotlinx.coroutines.sync.withPermit
-import java.util.concurrent.TimeUnit
-
-class ProxyActivity : BaseActivity<ProxyDesign>() {
-    override suspend fun main() {
-        val mode = withClash { queryOverride(Clash.OverrideSlot.Session).mode }
-        val names = withClash { queryProxyGroupNames(uiStore.proxyExcludeNotSelectable) }
-        val states = List(names.size) { ProxyState("?") }
-        val unorderedStates = names.indices.map { names[it] to states[it] }.toMap()
-        val reloadLock = Semaphore(10)
-        val tips = TipsStore(this)
-
-        val design = ProxyDesign(
-            this,
-            mode,
-            names,
-            uiStore
-        )
-
-        setContentDesign(design)
-
-        launch(Dispatchers.IO) {
-            val pkg = packageManager.getPackageInfo(packageName, 0)
-            val validate = System.currentTimeMillis() - pkg.firstInstallTime > TimeUnit.DAYS.toMillis(5)
-
-            if (tips.requestDonate && validate) {
-                tips.requestDonate = false
-
-                design.requestDonate()
-            }
-        }
-
-        design.requests.send(ProxyDesign.Request.ReloadAll)
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
-                    when (it) {
-                        Event.ProfileLoaded -> {
-                            val newNames = withClash {
-                                queryProxyGroupNames(uiStore.proxyExcludeNotSelectable)
-                            }
-
-                            if (newNames != names) {
-                                startActivity(ProxyActivity::class.intent)
-
-                                finish()
-                            }
-                        }
-                        else -> Unit
-                    }
-                }
-                design.requests.onReceive {
-                    when (it) {
-                        ProxyDesign.Request.ReLaunch -> {
-                            startActivity(ProxyActivity::class.intent)
-
-                            finish()
-                        }
-                        ProxyDesign.Request.ReloadAll -> {
-                            names.indices.forEach { idx ->
-                                design.requests.trySend(ProxyDesign.Request.Reload(idx))
-                            }
-                        }
-                        is ProxyDesign.Request.Reload -> {
-                            launch {
-                                val group = reloadLock.withPermit {
-                                    withClash {
-                                        queryProxyGroup(names[it.index], uiStore.proxySort)
-                                    }
-                                }
-                                val state = states[it.index]
-
-                                state.now = group.now
-
-                                design.updateGroup(
-                                    it.index,
-                                    group.proxies,
-                                    group.type == Proxy.Type.Selector,
-                                    state,
-                                    unorderedStates
-                                )
-                            }
-                        }
-                        is ProxyDesign.Request.Select -> {
-                            withClash {
-                                patchSelector(names[it.index], it.name)
-
-                                states[it.index].now = it.name
-                            }
-
-                            design.requestRedrawVisible()
-                        }
-                        is ProxyDesign.Request.UrlTest -> {
-                            launch {
-                                withClash {
-                                    healthCheck(names[it.index])
-                                }
-
-                                design.requests.send(ProxyDesign.Request.Reload(it.index))
-                            }
-                        }
-                        is ProxyDesign.Request.PatchMode -> {
-                            design.showModeSwitchTips()
-
-                            withClash {
-                                val o = queryOverride(Clash.OverrideSlot.Session)
-
-                                o.mode = it.mode
-
-                                patchOverride(Clash.OverrideSlot.Session, o)
-                            }
-                        }
-                    }
-                }
-            }
-        }
-    }
-}
@@ -1,18 +0,0 @@
-package com.github.kr328.clash
-
-import android.content.BroadcastReceiver
-import android.content.Context
-import android.content.Intent
-import com.github.kr328.clash.service.StatusProvider
-import com.github.kr328.clash.util.startClashService
-
-class RestartReceiver : BroadcastReceiver() {
-    override fun onReceive(context: Context, intent: Intent) {
-        when (intent.action) {
-            Intent.ACTION_BOOT_COMPLETED, Intent.ACTION_MY_PACKAGE_REPLACED -> {
-                if (StatusProvider.shouldStartClashOnBoot)
-                    context.startClashService()
-            }
-        }
-    }
-}
@@ -1,30 +1,44 @@
 package com.github.kr328.clash

-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.design.SettingsDesign
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.selects.select
+import android.os.Bundle
+import com.github.kr328.clash.common.utils.intent
+import kotlinx.android.synthetic.main.activity_settings.*

-class SettingsActivity : BaseActivity<SettingsDesign>() {
-    override suspend fun main() {
-        val design = SettingsDesign(this)
+class SettingsActivity : BaseActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_settings)
+        setSupportActionBar(toolbar)

-        setContentDesign(design)
-
-        while (isActive) {
-            select<Unit> {
-                events.onReceive {
+        commonUi.build {
+            option(
+                icon = getDrawable(R.drawable.ic_settings_applications),
+                title = getString(R.string.behavior)
+            ) {
+                paddingHeight = true

+                onClick {
+                    startActivity(SettingsBehaviorActivity::class.intent)
                }
-                design.requests.onReceive {
-                    when (it) {
-                        SettingsDesign.Request.StartApp ->
-                            startActivity(AppSettingsActivity::class.intent)
-                        SettingsDesign.Request.StartNetwork ->
-                            startActivity(NetworkSettingsActivity::class.intent)
-                        SettingsDesign.Request.StartOverride ->
-                            startActivity(OverrideSettingsActivity::class.intent)
-                    }
+            }
+            option(
+                icon = getDrawable(R.drawable.ic_network),
+                title = getString(R.string.network)
+            ) {
+                paddingHeight = true
+
+                onClick {
+                    startActivity(SettingsNetworkActivity::class.intent)
+                }
+            }
+            option(
+                icon = getDrawable(R.drawable.ic_interface),
+                title = getString(R.string.interface_)
+            ) {
+                paddingHeight = true
+
+                onClick {
+                    startActivity(SettingsInterfaceActivity::class.intent)
                }
            }
        }
@@ -0,0 +1,17 @@
+package com.github.kr328.clash
+
+import android.os.Bundle
+import com.github.kr328.clash.settings.BehaviorFragment
+
+class SettingsBehaviorActivity : BaseActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_fragment)
+        setSupportActionBar(findViewById(R.id.toolbar))
+
+        supportFragmentManager.beginTransaction()
+            .replace(R.id.fragment, BehaviorFragment())
+            .commit()
+    }
+}
@@ -0,0 +1,17 @@
+package com.github.kr328.clash
+
+import android.os.Bundle
+import com.github.kr328.clash.settings.InterfaceFragment
+
+class SettingsInterfaceActivity : BaseActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_fragment)
+        setSupportActionBar(findViewById(R.id.toolbar))
+
+        supportFragmentManager.beginTransaction()
+            .replace(R.id.fragment, InterfaceFragment())
+            .commit()
+    }
+}
@@ -0,0 +1,29 @@
+package com.github.kr328.clash
+
+import android.os.Bundle
+import com.github.kr328.clash.settings.NetworkFragment
+import com.google.android.material.snackbar.Snackbar
+
+class SettingsNetworkActivity : BaseActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_fragment)
+        setSupportActionBar(findViewById(R.id.toolbar))
+
+        supportFragmentManager.beginTransaction()
+            .replace(R.id.fragment, NetworkFragment())
+            .commit()
+
+        if (clashRunning)
+            Snackbar.make(rootView, R.string.options_unavailable, Snackbar.LENGTH_INDEFINITE).show()
+    }
+
+    override suspend fun onClashStopped(reason: String?) {
+        recreate()
+    }
+
+    override suspend fun onClashStarted() {
+        recreate()
+    }
+}
@@ -0,0 +1,80 @@
+package com.github.kr328.clash
+
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import android.text.Html
+import kotlinx.android.synthetic.main.activity_support.*
+
+class SupportActivity : BaseActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_support)
+        setSupportActionBar(toolbar)
+
+        commonUi.build {
+            tips {
+                icon = getDrawable(R.drawable.ic_info)
+                title = Html.fromHtml(getString(R.string.tips_support), Html.FROM_HTML_MODE_LEGACY)
+            }
+
+            category(text = getString(R.string.sources))
+
+            option(
+                title = getString(R.string.clash),
+                summary = getString(R.string.clash_url)
+            ) {
+                onClick {
+                    startActivity(
+                        Intent(Intent.ACTION_VIEW)
+                            .setData(Uri.parse(getString(R.string.clash_url)))
+                    )
+                }
+            }
+            option(
+                title = getString(R.string.clash_for_android),
+                summary = getString(R.string.clash_for_android_url)
+            ) {
+                onClick {
+                    startActivity(
+                        Intent(Intent.ACTION_VIEW)
+                            .setData(Uri.parse(getString(R.string.clash_for_android_url)))
+                    )
+                }
+            }
+
+            category(text = getString(R.string.feedback))
+
+            option(
+                title = getString(R.string.github_issues),
+                summary = getString(R.string.github_issues_url)
+            ) {
+                onClick {
+                    startActivity(
+                        Intent(Intent.ACTION_VIEW)
+                            .setData(Uri.parse(getString(R.string.github_issues_url)))
+                    )
+                }
+            }
+
+            val firstLanguage = resources.configuration.locales.get(0).language
+
+            if (firstLanguage.equals("zh", true)) {
+                category(getString(R.string.donate))
+
+                option(
+                    title = getString(R.string.telegram_channel),
+                    summary = getString(R.string.telegram_channel_url)
+                ) {
+                    onClick {
+                        startActivity(
+                            Intent(Intent.ACTION_VIEW)
+                                .setData(Uri.parse(getString(R.string.telegram_channel_url)))
+                        )
+                    }
+                }
+            }
+        }
+    }
+}
@@ -5,23 +5,20 @@ import android.content.Context
 import android.content.Intent
 import android.content.IntentFilter
 import android.graphics.drawable.Icon
-import android.os.Build
 import android.service.quicksettings.Tile
 import android.service.quicksettings.TileService
-import androidx.annotation.RequiresApi
-import com.github.kr328.clash.common.constants.Intents
-import com.github.kr328.clash.common.constants.Permissions
-import com.github.kr328.clash.remote.StatusClient
-import com.github.kr328.clash.util.startClashService
-import com.github.kr328.clash.util.stopClashService
+import com.github.kr328.clash.common.Permissions
+import com.github.kr328.clash.common.ids.Intents
+import com.github.kr328.clash.remote.RemoteUtils
+import com.github.kr328.clash.service.util.startClashService
+import com.github.kr328.clash.service.util.stopClashService

-@RequiresApi(Build.VERSION_CODES.N)
 class TileService : TileService() {
    private var currentProfile = ""
    private var clashRunning = false

    override fun onClick() {
-        val tile = qsTile ?: return
+        val tile = qsTile

        when (tile.state) {
            Tile.STATE_INACTIVE -> {
@@ -34,71 +31,74 @@ class TileService : TileService() {
    }

    override fun onStartListening() {
-        super.onStartListening()
-
-        registerReceiver(
-            receiver,
-            IntentFilter().apply {
-                addAction(Intents.ACTION_CLASH_STARTED)
-                addAction(Intents.ACTION_CLASH_STOPPED)
-                addAction(Intents.ACTION_PROFILE_LOADED)
-                addAction(Intents.ACTION_SERVICE_RECREATED)
-            },
-            Permissions.RECEIVE_SELF_BROADCASTS,
-            null
-        )
-
-        val name = StatusClient(this).currentProfile()
-
-        clashRunning = name != null
-        currentProfile = name ?: ""
-
-        updateTile()
+        refreshStatus()
    }

-    override fun onStopListening() {
-        super.onStopListening()
+    private fun refreshStatus() {
+        if (qsTile == null)
+            return

-        unregisterReceiver(receiver)
-    }
-
-    private fun updateTile() {
-        val tile = qsTile ?: return
-
-        tile.state = if (clashRunning)
+        qsTile.state = if (clashRunning)
            Tile.STATE_ACTIVE
        else
            Tile.STATE_INACTIVE

-        tile.label = if (currentProfile.isEmpty())
+        qsTile.label = if (currentProfile.isEmpty())
            getText(R.string.launch_name)
        else
            currentProfile

-        tile.icon = Icon.createWithResource(this, R.drawable.ic_logo_service)
+        qsTile.icon = Icon.createWithResource(this, R.drawable.ic_notification)

-        tile.updateTile()
+        qsTile.updateTile()
    }

-    private val receiver = object : BroadcastReceiver() {
+    private val clashStatusReceiver = object : BroadcastReceiver() {
        override fun onReceive(context: Context?, intent: Intent?) {
            when (intent?.action) {
-                Intents.ACTION_CLASH_STARTED -> {
+                Intents.INTENT_ACTION_CLASH_STARTED -> {
                    clashRunning = true

                    currentProfile = ""
                }
-                Intents.ACTION_CLASH_STOPPED, Intents.ACTION_SERVICE_RECREATED -> {
+                Intents.INTENT_ACTION_CLASH_STOPPED -> {
                    clashRunning = false

                    currentProfile = ""
                }
-                Intents.ACTION_PROFILE_LOADED -> {
-                    currentProfile = StatusClient(this@TileService).currentProfile() ?: ""
+                Intents.INTENT_ACTION_PROFILE_LOADED -> {
+                    currentProfile = RemoteUtils
+                        .getCurrentClashProfileName(this@TileService) ?: ""
                }
            }

-            updateTile()
+            refreshStatus()
        }
    }
+
+    override fun onCreate() {
+        super.onCreate()
+
+        registerReceiver(
+            clashStatusReceiver,
+            IntentFilter().apply {
+                addAction(Intents.INTENT_ACTION_CLASH_STARTED)
+                addAction(Intents.INTENT_ACTION_CLASH_STOPPED)
+                addAction(Intents.INTENT_ACTION_PROFILE_LOADED)
+            },
+            Permissions.PERMISSION_RECEIVE_BROADCASTS,
+            null
+        )
+
+        val name = RemoteUtils.getCurrentClashProfileName(this)
+
+        clashRunning = name != null
+        currentProfile = name ?: ""
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+
+        unregisterReceiver(clashStatusReceiver)
+    }
 }
@@ -0,0 +1,55 @@
+package com.github.kr328.clash.adapter
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.collection.CircularArray
+import androidx.recyclerview.widget.RecyclerView
+import com.github.kr328.clash.R
+import com.github.kr328.clash.core.event.LogEvent
+
+class LiveLogAdapter(private val context: Context) : RecyclerView.Adapter<LogAdapter.Holder>() {
+    companion object {
+        const val MAX_LOG_ITEMS = 100
+    }
+
+    private val circularArray = CircularArray<LogEvent>(MAX_LOG_ITEMS)
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): LogAdapter.Holder {
+        return LogAdapter.Holder(
+            LayoutInflater.from(context).inflate(
+                R.layout.adapter_log,
+                parent,
+                false
+            )
+        )
+    }
+
+    override fun getItemCount(): Int {
+        return circularArray.size()
+    }
+
+    override fun onBindViewHolder(holder: LogAdapter.Holder, position: Int) {
+        holder.bind(circularArray[position])
+    }
+
+    fun insertItems(i: List<LogEvent>) {
+        val items = if (i.size > MAX_LOG_ITEMS) {
+            i.subList(i.size - MAX_LOG_ITEMS, i.size)
+        } else i
+
+        val predictSize = items.size + circularArray.size()
+
+        if (predictSize > MAX_LOG_ITEMS) {
+            val removeSize = predictSize - MAX_LOG_ITEMS
+            notifyItemRangeRemoved(MAX_LOG_ITEMS - removeSize, removeSize)
+            circularArray.removeFromEnd(removeSize)
+        }
+
+        items.forEach {
+            circularArray.addFirst(it)
+        }
+
+        notifyItemRangeInserted(0, items.size)
+    }
+}
@@ -0,0 +1,41 @@
+package com.github.kr328.clash.adapter
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import com.github.kr328.clash.R
+import com.github.kr328.clash.core.event.LogEvent
+import com.github.kr328.clash.utils.format
+import java.util.*
+
+class LogAdapter(
+    private val context: Context,
+    private val logs: List<LogEvent>
+) : RecyclerView.Adapter<LogAdapter.Holder>() {
+    class Holder(view: View) : RecyclerView.ViewHolder(view) {
+        private val level: TextView = view.findViewById(R.id.level)
+        private val time: TextView = view.findViewById(R.id.time)
+        private val payload: TextView = view.findViewById(R.id.payload)
+
+        fun bind(logEvent: LogEvent) {
+            level.text = logEvent.level.toString()
+            time.text = Date(logEvent.time).format(itemView.context, includeDate = false)
+            payload.text = logEvent.message
+        }
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): Holder {
+        return Holder(LayoutInflater.from(context).inflate(R.layout.adapter_log, parent, false))
+    }
+
+    override fun getItemCount(): Int {
+        return logs.size
+    }
+
+    override fun onBindViewHolder(holder: Holder, position: Int) {
+        holder.bind(logs[position])
+    }
+}
@@ -0,0 +1,55 @@
+package com.github.kr328.clash.adapter
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import com.github.kr328.clash.R
+import com.github.kr328.clash.model.LogFile
+import com.github.kr328.clash.utils.format
+import java.util.*
+
+class LogFileAdapter(
+    private val context: Context,
+    private val onItemClicked: (LogFile) -> Unit,
+    private val onMenuClicked: (LogFile) -> Unit
+) : RecyclerView.Adapter<LogFileAdapter.Holder>() {
+    var fileList: List<LogFile> = emptyList()
+
+    class Holder(view: View) : RecyclerView.ViewHolder(view) {
+        val root: View = view.findViewById(R.id.root)
+        val fileName: TextView = view.findViewById(R.id.fileName)
+        val date: TextView = view.findViewById(R.id.date)
+        val menu: View = view.findViewById(R.id.menu)
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): Holder {
+        return Holder(
+            LayoutInflater.from(context).inflate(
+                R.layout.adapter_log_file,
+                parent,
+                false
+            )
+        )
+    }
+
+    override fun getItemCount(): Int {
+        return fileList.size
+    }
+
+    override fun onBindViewHolder(holder: Holder, position: Int) {
+        val current = fileList[position]
+        val date = Date(current.date)
+
+        holder.fileName.text = current.fileName
+        holder.date.text = date.format(context)
+        holder.menu.setOnClickListener {
+            onMenuClicked(current)
+        }
+        holder.root.setOnClickListener {
+            onItemClicked(current)
+        }
+    }
+}
@@ -0,0 +1,131 @@
+package com.github.kr328.clash.adapter
+
+import android.content.Context
+import android.graphics.drawable.Drawable
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.RecyclerView
+import com.github.kr328.clash.R
+import com.google.android.material.checkbox.MaterialCheckBox
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import kotlin.streams.toList
+
+class PackagesAdapter(
+    private val context: Context,
+    private val apps: List<AppInfo>
+) :
+    RecyclerView.Adapter<PackagesAdapter.Holder>() {
+    data class AppInfo(
+        val packageName: String, val label: String, val icon: Drawable,
+        val installTime: Long, val updateTime: Long, val isSystem: Boolean
+    )
+
+    enum class Sort {
+        NAME, PACKAGE, INSTALL_TIME, UPDATE_TIME
+    }
+
+    val selectedPackages: MutableSet<String> = mutableSetOf()
+
+    private var filteredCache: List<AppInfo> = apps
+
+    inner class Holder(view: View) : RecyclerView.ViewHolder(view) {
+        val root: View = view.findViewById(R.id.root)
+        val icon: ImageView = view.findViewById(R.id.icon)
+        val label: TextView = view.findViewById(R.id.label)
+        val packageName: TextView = view.findViewById(R.id.packageName)
+        val checkbox: MaterialCheckBox = view.findViewById(R.id.checkbox)
+    }
+
+    suspend fun applyFilter(keyword: String, sort: Sort, decrease: Boolean, systemApp: Boolean) {
+        withContext(Dispatchers.Default) {
+            val newList = apps.parallelStream()
+                .filter {
+                    (it.label.contains(keyword, true)
+                            || it.packageName.contains(keyword, true))
+                            && (systemApp || !it.isSystem)
+                }
+                .sorted { a, b ->
+                    val sA = selectedPackages.contains(a.packageName)
+                    val sB = selectedPackages.contains(b.packageName)
+
+                    if (sA != sB) {
+                        when {
+                            sA -> return@sorted -1
+                            sB -> return@sorted 1
+                        }
+                    }
+
+                    val result = when (sort) {
+                        Sort.NAME -> a.label.compareTo(b.label, true)
+                        Sort.PACKAGE -> a.packageName.compareTo(b.packageName)
+                        Sort.INSTALL_TIME -> (a.installTime - b.installTime).toInt()
+                        Sort.UPDATE_TIME -> (a.updateTime - b.updateTime).toInt()
+                    }
+
+                    if (decrease) -result else result
+                }
+                .toList()
+            val oldList = filteredCache
+
+            val result = DiffUtil.calculateDiff(object : DiffUtil.Callback() {
+                override fun areItemsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean {
+                    return oldList[oldItemPosition].packageName == newList[newItemPosition].packageName
+                }
+
+                override fun getOldListSize(): Int {
+                    return oldList.size
+                }
+
+                override fun getNewListSize(): Int {
+                    return newList.size
+                }
+
+                override fun areContentsTheSame(
+                    oldItemPosition: Int,
+                    newItemPosition: Int
+                ): Boolean {
+                    return areItemsTheSame(oldItemPosition, newItemPosition) &&
+                            (selectedPackages.contains(oldList[oldItemPosition].packageName) ==
+                                    selectedPackages.contains(newList[newItemPosition].packageName))
+                }
+
+            })
+
+            withContext(Dispatchers.Main) {
+                filteredCache = newList
+                result.dispatchUpdatesTo(this@PackagesAdapter)
+            }
+        }
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): Holder {
+        return Holder(LayoutInflater.from(context).inflate(R.layout.adapter_package, parent, false))
+    }
+
+    override fun getItemCount(): Int {
+        return filteredCache.size
+    }
+
+    override fun onBindViewHolder(holder: Holder, position: Int) {
+        val current = filteredCache[position]
+
+        holder.icon.setImageDrawable(current.icon)
+        holder.label.text = current.label
+        holder.packageName.text = current.packageName
+        holder.checkbox.isChecked = selectedPackages.contains(current.packageName)
+        holder.root.setOnClickListener {
+            if (selectedPackages.contains(current.packageName)) {
+                selectedPackages.remove(current.packageName)
+            } else {
+                selectedPackages.add(current.packageName)
+            }
+
+            notifyItemChanged(filteredCache.indexOf(current))
+        }
+    }
+}
@@ -0,0 +1,137 @@
+package com.github.kr328.clash.adapter
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.RadioButton
+import android.widget.TextView
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.RecyclerView
+import com.github.kr328.clash.R
+import com.github.kr328.clash.service.model.Profile
+import com.github.kr328.clash.utils.IntervalUtils
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+
+class ProfileAdapter(private val context: Context, private val callback: Callback) :
+    RecyclerView.Adapter<RecyclerView.ViewHolder>() {
+    interface Callback {
+        fun onProfileClicked(entity: Profile)
+        fun onMenuClicked(entity: Profile)
+        fun onNewProfile()
+    }
+
+    private var entities: List<Profile> = emptyList()
+
+    class EntityHolder(view: View) : RecyclerView.ViewHolder(view) {
+        val root: View = view.findViewById(R.id.root)
+        val menu: View = view.findViewById(R.id.menu)
+        val radio: RadioButton = view.findViewById(R.id.radio)
+        val name: TextView = view.findViewById(R.id.name)
+        val type: TextView = view.findViewById(R.id.type)
+        val interval: TextView = view.findViewById(R.id.interval)
+    }
+
+    class FooterHolder(view: View) : RecyclerView.ViewHolder(view) {
+        val root: View = view.findViewById(R.id.root)
+    }
+
+    suspend fun setEntitiesAsync(new: List<Profile>) {
+        val old = withContext(Dispatchers.Main) {
+            entities
+        }
+
+        val result = withContext(Dispatchers.Default) {
+            DiffUtil.calculateDiff(object : DiffUtil.Callback() {
+                override fun areItemsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean =
+                    old[oldItemPosition].id == new[newItemPosition].id
+
+                override fun areContentsTheSame(
+                    oldItemPosition: Int,
+                    newItemPosition: Int
+                ): Boolean = old[oldItemPosition] == new[newItemPosition]
+
+                override fun getOldListSize(): Int = old.size
+                override fun getNewListSize(): Int = new.size
+            }, false)
+        }
+
+        withContext(Dispatchers.Main) {
+            entities = new
+            result.dispatchUpdatesTo(this@ProfileAdapter)
+        }
+    }
+
+    override fun getItemViewType(position: Int): Int {
+        return if (position == entities.size)
+            Int.MAX_VALUE
+        else
+            super.getItemViewType(position)
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
+        if (viewType == Int.MAX_VALUE) {
+            return FooterHolder(
+                LayoutInflater.from(context).inflate(
+                    R.layout.adapter_profile_footer,
+                    parent,
+                    false
+                )
+            )
+        }
+        return EntityHolder(
+            LayoutInflater.from(context).inflate(
+                R.layout.adapter_profile_entity,
+                parent,
+                false
+            )
+        )
+    }
+
+    override fun getItemCount(): Int {
+        return entities.size + 1
+    }
+
+    override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
+        when (holder) {
+            is EntityHolder -> {
+                val current = entities[position]
+
+                holder.radio.isChecked = current.active
+                holder.name.text = current.name
+                holder.type.text = getTypeName(current.type)
+                holder.interval.text = offsetDate(current.lastModified)
+
+                holder.root.setOnClickListener {
+                    callback.onProfileClicked(current)
+                }
+                holder.menu.setOnClickListener {
+                    callback.onMenuClicked(current)
+                }
+            }
+            is FooterHolder -> {
+                holder.root.setOnClickListener {
+                    callback.onNewProfile()
+                }
+            }
+        }
+    }
+
+    private fun getTypeName(type: Profile.Type): CharSequence {
+        return when (type) {
+            Profile.Type.FILE ->
+                context.getText(R.string.file)
+            Profile.Type.URL ->
+                context.getText(R.string.url)
+            Profile.Type.EXTERNAL ->
+                context.getText(R.string.external)
+            else ->
+                context.getText(R.string.unknown)
+        }
+    }
+
+    private fun offsetDate(date: Long): CharSequence {
+        return IntervalUtils.intervalString(context, System.currentTimeMillis() - date)
+    }
+}
@@ -0,0 +1,282 @@
+package com.github.kr328.clash.adapter
+
+import android.content.Context
+import android.graphics.Color
+import android.util.TypedValue
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.annotation.ColorInt
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.GridLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import com.github.kr328.clash.R
+import com.google.android.material.card.MaterialCardView
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+
+
+class ProxyAdapter(
+    private val context: Context,
+    val onSelect: (String, String) -> Unit,
+    val onUrlTest: (String) -> Unit
+) : RecyclerView.Adapter<RecyclerView.ViewHolder>() {
+    companion object {
+        const val DEFAULT_SPAN_COUNT = 2
+    }
+
+    data class ProxyGroupInfo(
+        val name: String,
+        val current: String,
+        val proxies: List<ProxyInfo>
+    )
+
+    data class ProxyInfo(
+        val name: String,
+        val group: String,
+        val title: String,
+        val summary: String,
+        val delay: Short,
+        val selectable: Boolean,
+        val active: Boolean
+    )
+
+    interface RenderInfo {
+        val name: String
+        val group: String
+    }
+
+    private data class ProxyGroupRenderInfo(val info: ProxyGroupInfo) :
+        RenderInfo {
+        override val name: String
+            get() = info.name
+        override val group: String
+            get() = info.name
+    }
+
+    private data class ProxyRenderInfo(val info: ProxyInfo) : RenderInfo {
+        override val name: String
+            get() = info.name
+        override val group: String
+            get() = info.group
+    }
+
+    private var urlTesting: Set<String> = emptySet()
+    private var renderList = mutableListOf<RenderInfo>()
+    private var activeList: MutableMap<String, Int> = mutableMapOf()
+    private var groupPosition: MutableMap<String, Int> = mutableMapOf()
+
+    @ColorInt
+    private val colorSurface: Int
+
+    @ColorInt
+    private val colorOnSurface: Int
+
+    init {
+        val typedValue = TypedValue()
+
+        context.theme.resolveAttribute(R.attr.colorSurface, typedValue, true)
+        colorSurface = typedValue.data
+
+        context.theme.resolveAttribute(R.attr.colorOnSurface, typedValue, true)
+        colorOnSurface = typedValue.data
+    }
+
+    val layoutManager = GridLayoutManager(context, DEFAULT_SPAN_COUNT).apply {
+        spanSizeLookup = object : GridLayoutManager.SpanSizeLookup() {
+            override fun getSpanSize(position: Int): Int {
+                val current = renderList.getOrNull(position)
+                    ?: renderList.getOrNull(position) ?: return spanCount
+
+                return when (current) {
+                    is ProxyGroupRenderInfo -> spanCount
+                    is ProxyRenderInfo -> 1
+                    else -> throw IllegalArgumentException()
+                }
+            }
+        }
+    }
+
+    private var root = listOf<ProxyGroupInfo>()
+
+    private class ProxyGroupHeader(view: View) : RecyclerView.ViewHolder(view) {
+        val title: TextView = view.findViewById(R.id.name)
+        val urlTest: View = view.findViewById(R.id.urlTest)
+        val urlTestProgress: View = view.findViewById(R.id.urlTestProgress)
+    }
+
+    private class ProxyItem(view: View) : RecyclerView.ViewHolder(view) {
+        val root: MaterialCardView = view.findViewById(R.id.root)
+        val prefix: TextView = view.findViewById(R.id.prefix)
+        val content: TextView = view.findViewById(R.id.content)
+        val delay: TextView = view.findViewById(R.id.delay)
+    }
+
+    suspend fun applyChange(newList: List<ProxyGroupInfo>, testing: Set<String>) =
+        withContext(Dispatchers.Default) {
+            val newRenderList = newList
+                .flatMap {
+                    listOf(ProxyGroupRenderInfo(it)) + it.proxies.map { p -> ProxyRenderInfo(p) }
+                }
+
+            val oldRenderList = renderList
+
+            val result = DiffUtil.calculateDiff(object : DiffUtil.Callback() {
+                override fun areItemsTheSame(oldItemPosition: Int, newItemPosition: Int) =
+                    oldRenderList[oldItemPosition]::class == newRenderList[newItemPosition]::class &&
+                            oldRenderList[oldItemPosition].name == newRenderList[newItemPosition].name
+
+                override fun areContentsTheSame(oldItemPosition: Int, newItemPosition: Int) =
+                    oldRenderList[oldItemPosition] == newRenderList[newItemPosition]
+
+                override fun getOldListSize(): Int = oldRenderList.size
+                override fun getNewListSize(): Int = newRenderList.size
+            })
+
+            val groupCache: MutableMap<String, Int> = mutableMapOf()
+            val activeCache: MutableMap<String, Int> = mutableMapOf()
+
+            newRenderList.forEachIndexed { index, it ->
+                when (it) {
+                    is ProxyGroupRenderInfo ->
+                        groupCache[it.name] = index
+                    is ProxyRenderInfo -> {
+                        if (it.info.active)
+                            activeCache[it.group] = index
+                    }
+                }
+            }
+
+            withContext(Dispatchers.Main) {
+                root = newList
+                renderList = newRenderList.toMutableList()
+                urlTesting = testing
+                groupPosition = groupCache
+                activeList = activeCache
+                result.dispatchUpdatesTo(this@ProxyAdapter)
+
+                groupCache.forEach { (_, u) ->
+                    notifyItemChanged(u)
+                }
+            }
+        }
+
+    fun getGroupPosition(name: String): Int {
+        return groupPosition[name] ?: -1
+    }
+
+    fun getCurrentGroup(): String {
+        val position = layoutManager.findFirstCompletelyVisibleItemPosition()
+
+        if (position < 0)
+            return ""
+
+        return renderList[position].group
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
+        val layoutInflater = LayoutInflater.from(context)
+
+        return when (viewType) {
+            1 -> ProxyGroupHeader(
+                layoutInflater
+                    .inflate(R.layout.adapter_grid_proxy_group, parent, false)
+            )
+            2 -> ProxyItem(
+                layoutInflater
+                    .inflate(R.layout.adapter_grid_proxy, parent, false)
+            )
+            else -> throw IllegalArgumentException()
+        }
+    }
+
+    override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
+        when (holder) {
+            is ProxyGroupHeader -> {
+                val current = renderList[position] as ProxyGroupRenderInfo
+
+                holder.title.text = context.getString(
+                    R.string.format_proxy_group_title,
+                    current.info.name, current.info.current
+                )
+                holder.urlTest.setOnClickListener {
+                    holder.urlTest.visibility = View.GONE
+                    holder.urlTestProgress.visibility = View.VISIBLE
+
+                    onUrlTest(current.name)
+                }
+
+                if (urlTesting.contains(current.name)) {
+                    holder.urlTest.visibility = View.GONE
+                    holder.urlTestProgress.visibility = View.VISIBLE
+                } else {
+                    holder.urlTest.visibility = View.VISIBLE
+                    holder.urlTestProgress.visibility = View.GONE
+                }
+            }
+            is ProxyItem -> {
+                val current = renderList[position] as ProxyRenderInfo
+
+                holder.prefix.text = current.info.title
+                holder.content.text = current.info.summary
+
+                if (current.info.delay > 0)
+                    holder.delay.text = current.info.delay.toString()
+                else
+                    holder.delay.text = if (current.info.selectable) "" else "N/A"
+
+                if (current.info.active) {
+                    holder.prefix.setTextColor(Color.WHITE)
+                    holder.content.setTextColor(Color.WHITE)
+                    holder.delay.setTextColor(Color.WHITE)
+                    holder.root.setCardBackgroundColor(context.getColor(R.color.primaryCardColorStarted))
+                } else {
+                    holder.prefix.setTextColor(colorOnSurface)
+                    holder.content.setTextColor(colorOnSurface)
+                    holder.delay.setTextColor(colorOnSurface)
+                    holder.root.setCardBackgroundColor(colorSurface)
+                }
+
+                if (current.info.selectable) {
+                    holder.root.setOnClickListener {
+                        val oldPosition = activeList[current.group] ?: return@setOnClickListener
+                        val groupPosition =
+                            groupPosition[current.group] ?: return@setOnClickListener
+                        val old = renderList[oldPosition] as ProxyRenderInfo
+                        val new = renderList[position] as ProxyRenderInfo
+                        val group = renderList[groupPosition] as ProxyGroupRenderInfo
+
+                        renderList[oldPosition] = old.copy(info = old.info.copy(active = false))
+                        renderList[position] = new.copy(info = new.info.copy(active = true))
+                        renderList[groupPosition] =
+                            group.copy(info = group.info.copy(current = current.name))
+
+                        activeList[current.group] = position
+
+                        notifyItemChanged(oldPosition)
+                        notifyItemChanged(position)
+                        notifyItemChanged(groupPosition)
+
+                        onSelect(current.group, current.name)
+                    }
+                    holder.root.isClickable = true
+                    holder.root.isFocusable = true
+                } else {
+                    holder.root.setOnClickListener(null)
+                    holder.root.isClickable = false
+                    holder.root.isFocusable = false
+                }
+            }
+        }
+    }
+
+    override fun getItemCount(): Int = renderList.size
+    override fun getItemViewType(position: Int): Int {
+        return when (renderList[position]) {
+            is ProxyGroupRenderInfo -> 1
+            is ProxyRenderInfo -> 2
+            else -> throw IllegalArgumentException()
+        }
+    }
+}
@@ -0,0 +1,121 @@
+package com.github.kr328.clash.adapter
+
+import android.animation.ValueAnimator
+import android.content.Context
+import android.graphics.Color
+import android.util.TypedValue
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.annotation.ColorInt
+import androidx.recyclerview.widget.RecyclerView
+import com.github.kr328.clash.R
+import com.google.android.material.card.MaterialCardView
+
+class ProxyChipAdapter(
+    private val context: Context,
+    val onClick: (String) -> Unit
+) :
+    RecyclerView.Adapter<ProxyChipAdapter.Holder>() {
+    var chips = listOf<String>()
+    var selected: String = ""
+        set(value) {
+            val lastIndex = chips.indexOf(field)
+            val newIndex = chips.indexOf(value)
+
+            field = value
+
+            if (lastIndex >= 0)
+                notifyItemChanged(lastIndex)
+            if (newIndex >= 0)
+                notifyItemChanged(newIndex)
+        }
+
+    @ColorInt
+    private val colorOnSurface: Int
+
+    init {
+        val typedValue = TypedValue()
+
+        context.theme.resolveAttribute(R.attr.colorOnSurface, typedValue, true)
+        colorOnSurface = typedValue.data
+    }
+
+    class Holder(root: View) : RecyclerView.ViewHolder(root) {
+        val card: MaterialCardView = root.findViewById(R.id.root)
+        val title: TextView = root.findViewById(android.R.id.title)
+
+        private var cardAnimator: ValueAnimator? = null
+        private var cardColor: Int = card.cardBackgroundColor.defaultColor
+        private var titleAnimator: ValueAnimator? = null
+        private var titleColor: Int = title.textColors.defaultColor
+
+        fun setCardColorAnimation(color: Int) {
+            if (cardColor == color)
+                return
+
+            cardAnimator?.cancel()
+
+            cardAnimator = ValueAnimator.ofArgb(cardColor, color).apply {
+                addUpdateListener {
+                    val v = animatedValue as Int
+
+                    card.setCardBackgroundColor(v)
+
+                    cardColor = v
+                }
+
+                duration = 200
+                start()
+            }
+        }
+
+        fun setTitleColorAnimation(color: Int) {
+            if (color == titleColor)
+                return
+
+            titleAnimator?.cancel()
+
+            titleAnimator = ValueAnimator.ofArgb(titleColor, color).apply {
+                addUpdateListener {
+                    val v = animatedValue as Int
+
+                    title.setTextColor(v)
+
+                    titleColor = v
+                }
+
+                duration = 200
+                start()
+            }
+        }
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): Holder {
+        val layoutInflater = LayoutInflater.from(context)
+
+        return Holder(layoutInflater.inflate(R.layout.adapter_proxies_chip, parent, false))
+    }
+
+    override fun getItemCount(): Int {
+        return chips.size
+    }
+
+    override fun onBindViewHolder(holder: Holder, position: Int) {
+        val current = chips[position]
+
+        holder.title.text = current
+        holder.card.setOnClickListener {
+            onClick(current)
+        }
+
+        if (selected == current) {
+            holder.setTitleColorAnimation(Color.WHITE)
+            holder.setCardColorAnimation(context.getColor(R.color.primaryCardColorStarted))
+        } else {
+            holder.setTitleColorAnimation(colorOnSurface)
+            holder.setCardColorAnimation(context.getColor(R.color.chipBackgroundColor))
+        }
+    }
+}
@@ -0,0 +1,34 @@
+package com.github.kr328.clash.dump
+
+object LogcatDumper {
+    fun dump(): List<String> {
+        return try {
+            val process =
+                Runtime.getRuntime().exec(arrayOf("logcat", "-d", "-s", "-v", "raw", "Go"))
+
+            val result = process.inputStream.bufferedReader().useLines {
+                var list = mutableListOf<String>()
+                var capture = false
+
+                it.forEach { line ->
+                    if (line.startsWith("panic")) {
+                        capture = true
+
+                        list = mutableListOf()
+                    }
+
+                    if (capture)
+                        list.add(line)
+                }
+
+                list
+            }
+
+            process.waitFor()
+
+            result
+        } catch (e: Exception) {
+            emptyList()
+        }
+    }
+}
@@ -0,0 +1,206 @@
+package com.github.kr328.clash.fragment
+
+import android.app.Activity
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import android.text.Html
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.view.ViewGroup.LayoutParams
+import android.webkit.MimeTypeMap
+import android.webkit.URLUtil
+import androidx.fragment.app.Fragment
+import com.github.kr328.clash.Constants
+import com.github.kr328.clash.R
+import com.github.kr328.clash.design.common.TextInput
+import com.github.kr328.clash.design.view.CommonUiLayout
+import com.github.kr328.clash.service.model.Profile.Type
+import com.google.android.material.snackbar.Snackbar
+
+class ProfileEditFragment(
+    val id: Long,
+    var name: String,
+    var uri: Uri,
+    var interval: Long,
+    private val type: Type,
+    private val source: String?
+) : Fragment() {
+    var isModified = false
+
+    companion object {
+        private const val REQUEST_CODE = 10000
+
+        private const val KEY_NAME = "name"
+        private const val KEY_URL = "url"
+        private const val KEY_AUTO_UPDATE = "auto_update"
+
+        private val TYPE_YAML = MimeTypeMap.getSingleton()
+            .getMimeTypeFromExtension("yaml") ?: "*/*"
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        return CommonUiLayout(requireContext()).apply {
+            layoutParams = LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT)
+
+            build {
+                tips(icon = requireContext().getDrawable(R.drawable.ic_info)) {
+                    title =
+                        Html.fromHtml(getString(R.string.tips_profile), Html.FROM_HTML_MODE_LEGACY)
+                }
+
+                textInput(
+                    title = getString(R.string.name),
+                    icon = requireContext().getDrawable(R.drawable.ic_label_outline),
+                    hint = getString(R.string.profile_name),
+                    id = KEY_NAME,
+                    content = name
+                ) {
+                    onTextChanged {
+                        name = content.toString()
+                        isModified = true
+                    }
+                }
+                textInput(
+                    title = getString(R.string.url),
+                    icon = requireContext().getDrawable(R.drawable.ic_content),
+                    hint = getString(R.string.profile_url),
+                    id = KEY_URL,
+                    content = uri.toString()
+                ) {
+                    onOpenInput {
+                        if (!openUrlProvider())
+                            openDialogInput()
+                    }
+                    onDisplayContent {
+                        it.split("/").last()
+                    }
+                    onTextChanged {
+                        if (!URLUtil.isValidUrl(content.toString())) {
+                            content = ""
+                            Snackbar.make(view, R.string.invalid_url, Snackbar.LENGTH_LONG).show()
+                            return@onTextChanged
+                        }
+
+                        uri = Uri.parse(content.toString())
+                        isModified = true
+                    }
+                }
+                textInput(
+                    title = getString(R.string.auto_update),
+                    icon = requireContext().getDrawable(R.drawable.ic_update),
+                    hint = getString(R.string.more_than_15_minutes),
+                    id = KEY_AUTO_UPDATE,
+                    content = (interval / 1000 / 60).toStringIfNonZero()
+                ) {
+                    onDisplayContent {
+                        val interval = it.toString().toIntOrNull() ?: 0
+
+                        if (interval <= 0)
+                            getString(R.string.disabled)
+                        else
+                            getString(R.string.format_minutes, interval)
+                    }
+                    onTextChanged {
+                        val s = it.toString()
+
+                        if (s.isBlank()) {
+                            content = ""
+                            return@onTextChanged
+                        }
+
+                        val value = s.toIntOrNull()
+                        if (value == null || value < 15) {
+                            content = ""
+                            Snackbar.make(view, R.string.invalid_interval, Snackbar.LENGTH_LONG)
+                                .show()
+                            return@onTextChanged
+                        }
+
+                        interval = content.toString().toLong() * 1000 * 60
+                        isModified = true
+                    }
+
+                    if ( type == Type.FILE )
+                        isHidden = true
+                }
+
+                screen.restoreState(savedInstanceState)
+
+                if (type == Type.EXTERNAL)
+                    openUrlProvider()
+            }
+        }
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        if (requestCode == REQUEST_CODE) {
+            if (resultCode != Activity.RESULT_OK || data == null)
+                return
+
+            val layout = view as CommonUiLayout
+
+            data.data?.apply {
+                layout.screen.requireElement<TextInput>(KEY_URL).content = this.toString()
+            }
+
+            data.getStringExtra(Constants.URL_PROVIDER_INTENT_EXTRA_NAME)?.also {
+                layout.screen.requireElement<TextInput>(KEY_NAME).apply {
+                    if (content.isBlank())
+                        content = it
+                }
+            }
+        }
+
+        super.onActivityResult(requestCode, resultCode, data)
+    }
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        super.onSaveInstanceState(outState)
+
+        (view as CommonUiLayout?)?.screen?.saveState(outState)
+    }
+
+    private fun openUrlProvider(): Boolean {
+        try {
+            when (type) {
+                Type.FILE ->
+                    startActivityForResult(
+                        Intent(Intent.ACTION_GET_CONTENT).setType(TYPE_YAML),
+                        REQUEST_CODE
+                    )
+                Type.EXTERNAL ->
+                    startActivityForResult(
+                        source?.toIntent() ?: return false,
+                        REQUEST_CODE
+                    )
+                else -> return false
+            }
+        } catch (e: Exception) {
+            Snackbar.make(
+                view as ViewGroup,
+                R.string.start_url_provider_failure,
+                Snackbar.LENGTH_LONG
+            ).show()
+        }
+
+        return true
+    }
+
+    private fun Long.toStringIfNonZero(): String {
+        return if ( this == 0L ) "" else this.toString()
+    }
+
+    private fun String.toIntent(): Intent? {
+        return try {
+            Intent.parseUri(this, 0)
+        } catch (e: Exception) {
+            null
+        }
+    }
+}
@@ -1,52 +0,0 @@
-package com.github.kr328.clash.log
-
-import androidx.collection.CircularArray
-import com.github.kr328.clash.core.model.LogMessage
-import kotlinx.coroutines.sync.Mutex
-import kotlinx.coroutines.sync.withLock
-
-class LogcatCache {
-    data class Snapshot(val messages: List<LogMessage>, val removed: Int, val appended: Int)
-
-    private val array = CircularArray<LogMessage>(CAPACITY)
-    private val lock = Mutex()
-
-    private var removed: Int = 0
-    private var appended: Int = 0
-
-    suspend fun append(msg: LogMessage) {
-        lock.withLock {
-            if (array.size() >= CAPACITY) {
-                array.removeFromStart(1)
-
-                removed++
-                appended--
-            }
-
-            array.addLast(msg)
-
-            appended++
-        }
-    }
-
-    suspend fun snapshot(full: Boolean): Snapshot? {
-        return lock.withLock {
-            if (!full && removed == 0 && appended == 0) {
-                return@withLock null
-            }
-
-            Snapshot(
-                List(array.size()) { array[it] },
-                removed,
-                if (full) array.size() + appended else appended
-            ).also {
-                removed = 0
-                appended = 0
-            }
-        }
-    }
-
-    companion object {
-        const val CAPACITY = 128
-    }
-}
@@ -1,25 +0,0 @@
-package com.github.kr328.clash.log
-
-import android.content.Context
-import com.github.kr328.clash.core.model.LogMessage
-import com.github.kr328.clash.design.util.format
-import java.io.BufferedWriter
-import java.io.Writer
-import java.util.*
-
-class LogcatFilter(output: Writer, private val context: Context) : BufferedWriter(output) {
-    fun writeHeader(time: Date) {
-        appendLine("# Capture on ${time.format(context)}")
-    }
-
-    fun writeMessage(message: LogMessage) {
-        val time = message.time.format(context, includeDate = false)
-        val level = message.level.name
-
-        appendLine(FORMAT.format(time, level, message.message))
-    }
-
-    companion object {
-        private const val FORMAT = "%12s %7s: %s"
-    }
-}
@@ -1,32 +0,0 @@
-package com.github.kr328.clash.log
-
-import android.content.Context
-import com.github.kr328.clash.core.model.LogMessage
-import com.github.kr328.clash.design.model.LogFile
-import com.github.kr328.clash.util.logsDir
-import java.io.BufferedReader
-import java.io.FileReader
-import java.util.*
-
-class LogcatReader(context: Context, file: LogFile) : AutoCloseable {
-    private val reader = BufferedReader(FileReader(context.logsDir.resolve(file.fileName)))
-
-    override fun close() {
-        reader.close()
-    }
-
-    fun readAll(): List<LogMessage> {
-        return reader.lineSequence()
-            .map { it.trim() }
-            .filter { !it.startsWith("#") }
-            .map { it.split(":", limit = 3) }
-            .map {
-                LogMessage(
-                    time = Date(it[0].toLong()),
-                    level = LogMessage.Level.valueOf(it[1]),
-                    message = it[2]
-                )
-            }
-            .toList()
-    }
-}
@@ -1,25 +0,0 @@
-package com.github.kr328.clash.log
-
-import android.content.Context
-import com.github.kr328.clash.core.model.LogMessage
-import com.github.kr328.clash.design.model.LogFile
-import com.github.kr328.clash.util.logsDir
-import java.io.BufferedWriter
-import java.io.FileWriter
-
-class LogcatWriter(context: Context) : AutoCloseable {
-    private val file = LogFile.generate()
-    private val writer = BufferedWriter(FileWriter(context.logsDir.resolve(file.fileName)))
-
-    override fun close() {
-        writer.close()
-    }
-
-    fun appendMessage(message: LogMessage) {
-        writer.appendLine(FORMAT.format(message.time.time, message.level.name, message.message))
-    }
-
-    companion object {
-        private const val FORMAT = "%d:%s:%s"
-    }
-}
@@ -1,32 +0,0 @@
-package com.github.kr328.clash.log
-
-object SystemLogcat {
-    private val command = arrayOf(
-        "logcat",
-        "-d",
-        "-s",
-        "Go",
-        "DEBUG",
-        "AndroidRuntime",
-        "ClashForAndroid",
-        "LwIP",
-    )
-
-    fun dumpCrash(): String {
-        return try {
-            val process = Runtime.getRuntime().exec(command)
-
-            val result = process.inputStream.use { stream ->
-                stream.reader().readLines()
-                    .filterNot { it.startsWith("------") }
-                    .joinToString("\n")
-            }
-
-            process.waitFor()
-
-            result.trim()
-        } catch (e: Exception) {
-            ""
-        }
-    }
-}
@@ -0,0 +1,20 @@
+package com.github.kr328.clash.model
+
+data class LogFile(val fileName: String, val date: Long) {
+    companion object {
+        private val REGEX_FILE = Regex("clash-(\\d+).log")
+        private const val FORMAT_FILE_NAME = "clash-%d.log"
+
+        fun parseFromFileName(fileName: String): LogFile? {
+            return REGEX_FILE.matchEntire(fileName)?.run {
+                LogFile(fileName, groupValues[1].toLong())
+            }
+        }
+
+        fun generate(date: Long = System.currentTimeMillis()): LogFile {
+            val fileName = FORMAT_FILE_NAME.format(date)
+
+            return LogFile(fileName, date)
+        }
+    }
+}
@@ -0,0 +1,5 @@
+package com.github.kr328.clash.pipeline
+
+import com.github.kr328.clash.common.settings.BaseSettings
+
+data class Pipeline<T>(val input: T, val settings: BaseSettings)
@@ -0,0 +1,100 @@
+package com.github.kr328.clash.pipeline
+
+import com.github.kr328.clash.adapter.ProxyAdapter
+import com.github.kr328.clash.core.model.General
+import com.github.kr328.clash.core.model.Proxy
+import com.github.kr328.clash.core.model.ProxyGroup
+import com.github.kr328.clash.preference.UiSettings
+import com.github.kr328.clash.utils.PrefixMerger
+import com.github.kr328.clash.utils.ProxySorter
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.async
+import kotlinx.coroutines.coroutineScope
+import kotlinx.coroutines.withContext
+
+data class ProxyEntry(val group: String, val name: String)
+data class ProxyMerged(val prefix: String, val content: String)
+
+suspend fun Pipeline<List<ProxyGroup>>.mergePrefix(): Pipeline<Map<ProxyEntry, ProxyMerged>> {
+    if (!settings.get(UiSettings.PROXY_MERGE_PREFIX))
+        return Pipeline(emptyMap(), settings)
+
+    val result = coroutineScope {
+        input
+            .map {
+                async {
+                    it.name to PrefixMerger.merge(it.proxies, Proxy::name)
+                }
+            }
+            .map {
+                it.await()
+            }
+            .flatMap {
+                it.second.map { merged ->
+                    ProxyEntry(it.first, merged.value.name) to ProxyMerged(
+                        merged.prefix,
+                        merged.content
+                    )
+                }
+            }
+            .toMap()
+    }
+
+    return Pipeline(result, settings)
+}
+
+suspend fun Pipeline<List<ProxyGroup>>.sort(): Pipeline<List<ProxyGroup>> {
+    val groupSort = when (settings.get(UiSettings.PROXY_GROUP_SORT)) {
+        UiSettings.PROXY_SORT_DEFAULT ->
+            ProxySorter.Order.DEFAULT
+        UiSettings.PROXY_SORT_NAME ->
+            ProxySorter.Order.NAME_INCREASE
+        UiSettings.PROXY_SORT_DELAY ->
+            ProxySorter.Order.DELAY_INCREASE
+        else -> throw IllegalArgumentException()
+    }
+
+    val proxySort = when (settings.get(UiSettings.PROXY_PROXY_SORT)) {
+        UiSettings.PROXY_SORT_DEFAULT ->
+            ProxySorter.Order.DEFAULT
+        UiSettings.PROXY_SORT_NAME ->
+            ProxySorter.Order.NAME_INCREASE
+        UiSettings.PROXY_SORT_DELAY ->
+            ProxySorter.Order.DELAY_INCREASE
+        else -> throw IllegalArgumentException()
+    }
+
+    val sorter = ProxySorter(groupSort, proxySort)
+
+    return copy(input = sorter.sort(input))
+}
+
+suspend fun Pipeline<List<ProxyGroup>>.toAdapterElement(
+    prefixMerged: Map<ProxyEntry, ProxyMerged>,
+    general: General
+): List<ProxyAdapter.ProxyGroupInfo> {
+    return input.map { group ->
+        val proxies = group.proxies.map { proxy ->
+            val merged = prefixMerged[ProxyEntry(group.name, proxy.name)]?.takeIf {
+                it.prefix.isNotBlank() && it.content.isNotBlank()
+            } ?: ProxyMerged(proxy.type.toString(), proxy.name)
+
+            ProxyAdapter.ProxyInfo(
+                proxy.name, group.name, merged.content, merged.prefix,
+                proxy.delay.toShort(), group.type == Proxy.Type.SELECT,
+                group.current == proxy.name
+            )
+        }
+
+
+        ProxyAdapter.ProxyGroupInfo(group.name, group.current, proxies)
+    }.let {
+        withContext(Dispatchers.Default) {
+            when (general.mode) {
+                General.Mode.DIRECT -> emptyList()
+                General.Mode.GLOBAL -> it
+                General.Mode.RULE -> it.filter { it.name != "GLOBAL" }
+            }
+        }
+    }
+}
@@ -0,0 +1,26 @@
+package com.github.kr328.clash.preference
+
+import android.content.Context
+import com.github.kr328.clash.common.settings.BaseSettings
+
+class UiSettings(context: Context) :
+    BaseSettings(context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE)) {
+    companion object {
+        private const val FILE_NAME = "ui"
+
+        const val PROXY_SORT_DEFAULT = "default"
+        const val PROXY_SORT_NAME = "name"
+        const val PROXY_SORT_DELAY = "delay"
+
+        const val DARK_MODE_AUTO = "auto"
+        const val DARK_MODE_DARK = "dark"
+        const val DARK_MODE_LIGHT = "light"
+
+        val PROXY_GROUP_SORT = StringEntry("proxy_group_sort", PROXY_SORT_DEFAULT)
+        val PROXY_PROXY_SORT = StringEntry("proxy_proxy_sort", PROXY_SORT_DEFAULT)
+        val PROXY_LAST_SELECT_GROUP = StringEntry("proxy_last_select_group", "")
+        val PROXY_MERGE_PREFIX = BooleanEntry("proxy_merge_prefix", false)
+        val LANGUAGE = StringEntry("language", "")
+        val DARK_MODE = StringEntry("dark_mode", DARK_MODE_AUTO)
+    }
+}
@@ -5,12 +5,14 @@ import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
 import android.content.IntentFilter
-import com.github.kr328.clash.common.constants.Intents
-import com.github.kr328.clash.common.log.Log
+import com.github.kr328.clash.common.Global
+import com.github.kr328.clash.common.Permissions
+import com.github.kr328.clash.common.ids.Intents
+import com.github.kr328.clash.common.utils.Log
+import com.github.kr328.clash.utils.ApplicationObserver

-class Broadcasts(private val context: Application) {
-    interface Observer {
-        fun onServiceRecreated()
+object Broadcasts {
+    interface Receiver {
        fun onStarted()
        fun onStopped(cause: String?)
        fun onProfileChanged()
@@ -19,40 +21,32 @@ class Broadcasts(private val context: Application) {

    var clashRunning: Boolean = false

-    private var registered = false
-    private val receivers = mutableListOf<Observer>()
+    private val receivers = mutableListOf<Receiver>()
    private val broadcastReceiver = object : BroadcastReceiver() {
        override fun onReceive(context: Context?, intent: Intent?) {
            if (intent?.`package` != context?.packageName)
                return

            when (intent?.action) {
-                Intents.ACTION_SERVICE_RECREATED -> {
-                    clashRunning = false
-
-                    receivers.forEach {
-                        it.onServiceRecreated()
-                    }
-                }
-                Intents.ACTION_CLASH_STARTED -> {
+                Intents.INTENT_ACTION_CLASH_STARTED -> {
                    clashRunning = true

                    receivers.forEach {
                        it.onStarted()
                    }
                }
-                Intents.ACTION_CLASH_STOPPED -> {
+                Intents.INTENT_ACTION_CLASH_STOPPED -> {
                    clashRunning = false

                    receivers.forEach {
-                        it.onStopped(intent.getStringExtra(Intents.EXTRA_STOP_REASON))
+                        it.onStopped(intent.getStringExtra(Intents.INTENT_EXTRA_CLASH_STOP_REASON))
                    }
                }
-                Intents.ACTION_PROFILE_CHANGED ->
+                Intents.INTENT_ACTION_PROFILE_CHANGED ->
                    receivers.forEach {
                        it.onProfileChanged()
                    }
-                Intents.ACTION_PROFILE_LOADED -> {
+                Intents.INTENT_ACTION_PROFILE_LOADED -> {
                    receivers.forEach {
                        it.onProfileLoaded()
                    }
@@ -61,43 +55,45 @@ class Broadcasts(private val context: Application) {
        }
    }

-    fun addObserver(observer: Observer) {
-        receivers.add(observer)
+    fun register(receiver: Receiver) {
+        receivers.add(receiver)
    }

-    fun removeObserver(observer: Observer) {
-        receivers.remove(observer)
+    fun unregister(receiver: Receiver) {
+        receivers.remove(receiver)
    }

-    fun register() {
-        if (registered)
-            return
+    private val observer = ApplicationObserver {
+        Log.d("Global Broadcast Receiver State = $it")

-        try {
-            context.registerReceiver(broadcastReceiver, IntentFilter().apply {
-                addAction(Intents.ACTION_SERVICE_RECREATED)
-                addAction(Intents.ACTION_CLASH_STARTED)
-                addAction(Intents.ACTION_CLASH_STOPPED)
-                addAction(Intents.ACTION_PROFILE_CHANGED)
-                addAction(Intents.ACTION_PROFILE_LOADED)
-            })
+        if ( it ) {
+            Global.application.registerReceiver(broadcastReceiver, IntentFilter().apply {
+                addAction(Intents.INTENT_ACTION_PROFILE_CHANGED)
+                addAction(Intents.INTENT_ACTION_CLASH_STOPPED)
+                addAction(Intents.INTENT_ACTION_CLASH_STARTED)
+                addAction(Intents.INTENT_ACTION_PROFILE_LOADED)
+            }, Permissions.PERMISSION_RECEIVE_BROADCASTS, null)

-            clashRunning = StatusClient(context).currentProfile() != null
-        } catch (e: Exception) {
-            Log.w("Register global receiver: $e", e)
+            val current = RemoteUtils.detectClashRunning(Global.application)
+            if (current != clashRunning) {
+                clashRunning = current
+
+                if (current) {
+                    receivers.forEach { receiver ->
+                        receiver.onStarted()
+                    }
+                } else {
+                    receivers.forEach { receiver ->
+                        receiver.onStopped(null)
+                    }
+                }
+            }
+        } else {
+            Global.application.unregisterReceiver(broadcastReceiver)
        }
    }

-    fun unregister() {
-        if (!registered)
-            return
-
-        try {
-            context.unregisterReceiver(broadcastReceiver)
-
-            clashRunning = false
-        } catch (e: Exception) {
-            Log.w("Unregister global receiver: $e", e)
-        }
+    fun init(application: Application) {
+        observer.register(application)
    }
 }
@@ -0,0 +1,13 @@
+package com.github.kr328.clash.remote
+
+suspend fun <T> withClash(block: suspend ClashClient.() -> T): T {
+    val client = Remote.clash.receive()
+
+    return client.block()
+}
+
+suspend fun <T> withProfile(block: suspend ProfileClient.() -> T): T {
+    val client = Remote.profile.receive()
+
+    return client.block()
+}
@@ -0,0 +1,49 @@
+package com.github.kr328.clash.remote
+
+import android.os.RemoteException
+import com.github.kr328.clash.core.model.General
+import com.github.kr328.clash.core.model.ProxyGroup
+import com.github.kr328.clash.service.IClashManager
+import com.github.kr328.clash.service.transact.IStreamCallback
+import com.github.kr328.clash.service.transact.ParcelableContainer
+import kotlinx.coroutines.CompletableDeferred
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+
+class ClashClient(val service: IClashManager) {
+    suspend fun setSelectProxy(name: String, proxy: String): Boolean = withContext(Dispatchers.IO) {
+        service.setSelectProxy(name, proxy)
+    }
+
+    suspend fun startHealthCheck(group: String) = withContext(Dispatchers.IO) {
+        CompletableDeferred<Unit>().apply {
+            service.startHealthCheck(group, object : IStreamCallback.Stub() {
+                override fun complete() {
+                    this@apply.complete(Unit)
+                }
+
+                override fun completeExceptionally(reason: String?) {
+                    this@apply.completeExceptionally(RemoteException(reason))
+                }
+
+                override fun send(data: ParcelableContainer?) {}
+            })
+        }
+    }.await()
+
+    suspend fun queryAllProxyGroups(): List<ProxyGroup> = withContext(Dispatchers.IO) {
+        service.queryAllProxies().list
+    }
+
+    suspend fun queryGeneral(): General = withContext(Dispatchers.IO) {
+        service.queryGeneral()
+    }
+
+    suspend fun queryBandwidth(): Long = withContext(Dispatchers.IO) {
+        service.queryBandwidth()
+    }
+
+    suspend fun setProxyMode(mode: General.Mode) = withContext(Dispatchers.IO) {
+        service.setProxyMode(mode.toString())
+    }
+}
@@ -1,94 +0,0 @@
-@file:Suppress("BlockingMethodInNonBlockingContext")
-
-package com.github.kr328.clash.remote
-
-import android.content.Context
-import android.net.Uri
-import com.github.kr328.clash.common.constants.Authorities
-import com.github.kr328.clash.design.model.File
-import com.github.kr328.clash.util.copyContentTo
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import android.provider.DocumentsContract as DC
-
-class FilesClient(private val context: Context) {
-    suspend fun list(parentDocumentId: String): List<File> = withContext(Dispatchers.IO) {
-        val uri = DC.buildChildDocumentsUri(Authorities.FILES_PROVIDER, parentDocumentId)
-
-        context.contentResolver.query(uri, FilesProjection, null, null, null)?.use { cursor ->
-            val idIndex = cursor.getColumnIndex(DC.Document.COLUMN_DOCUMENT_ID)
-            val nameIndex = cursor.getColumnIndex(DC.Document.COLUMN_DISPLAY_NAME)
-            val sizeIndex = cursor.getColumnIndex(DC.Document.COLUMN_SIZE)
-            val lastModified = cursor.getColumnIndex(DC.Document.COLUMN_LAST_MODIFIED)
-            val mimeTypeIndex = cursor.getColumnIndex(DC.Document.COLUMN_MIME_TYPE)
-
-            cursor.moveToFirst()
-
-            List(cursor.count) {
-                File(
-                    id = cursor.getString(idIndex),
-                    name = cursor.getString(nameIndex),
-                    size = cursor.getLong(sizeIndex),
-                    lastModified = cursor.getLong(lastModified),
-                    isDirectory = cursor.getString(mimeTypeIndex) == DC.Document.MIME_TYPE_DIR,
-                ).also {
-                    cursor.moveToNext()
-                }
-            }.sortedWith(compareBy({ !it.isDirectory }, { it.name }))
-        } ?: emptyList()
-    }
-
-    suspend fun renameDocument(documentId: String, name: String) = withContext(Dispatchers.IO) {
-        val uri = buildDocumentUri(documentId)
-
-        DC.renameDocument(context.contentResolver, uri, name)
-    }
-
-    suspend fun deleteDocument(documentId: String) = withContext(Dispatchers.IO) {
-        val uri = buildDocumentUri(documentId)
-
-        DC.deleteDocument(context.contentResolver, uri)
-    }
-
-    suspend fun importDocument(
-        parentDocumentId: String,
-        source: Uri,
-        name: String
-    ) = withContext(Dispatchers.IO) {
-        val target = buildDocumentUri("$parentDocumentId/$name")
-
-        context.contentResolver.copyContentTo(source, target)
-    }
-
-    suspend fun copyDocument(
-        documentId: String,
-        source: Uri
-    ) {
-        val target = buildDocumentUri(documentId)
-
-        context.contentResolver.copyContentTo(source, target)
-    }
-
-    suspend fun copyDocument(
-        target: Uri,
-        documentId: String
-    ) {
-        val source = buildDocumentUri(documentId)
-
-        context.contentResolver.copyContentTo(source, target)
-    }
-
-    fun buildDocumentUri(documentId: String): Uri {
-        return DC.buildDocumentUri(Authorities.FILES_PROVIDER, documentId)
-    }
-
-    companion object {
-        private val FilesProjection = arrayOf(
-            DC.Document.COLUMN_DOCUMENT_ID,
-            DC.Document.COLUMN_DISPLAY_NAME,
-            DC.Document.COLUMN_SIZE,
-            DC.Document.COLUMN_LAST_MODIFIED,
-            DC.Document.COLUMN_MIME_TYPE,
-        )
-    }
-}
@@ -0,0 +1,72 @@
+package com.github.kr328.clash.remote
+
+import android.os.RemoteException
+import com.github.kr328.clash.service.IProfileService
+import com.github.kr328.clash.service.transact.IStreamCallback
+import com.github.kr328.clash.service.transact.ParcelableContainer
+import com.github.kr328.clash.service.model.Profile
+import kotlinx.coroutines.CompletableDeferred
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+
+class ProfileClient(private val service: IProfileService) {
+    suspend fun acquireUnused(type: Profile.Type, source: String?) = withContext(Dispatchers.IO) {
+        service.acquireUnused(type.name, source)
+    }
+
+    suspend fun acquireCloned(id: Long) = withContext(Dispatchers.IO) {
+        service.acquireCloned(id)
+    }
+
+    suspend fun acquireTempUri(id: Long): String? = withContext(Dispatchers.IO) {
+        service.acquireTempUri(id)
+    }
+
+    suspend fun update(id: Long, metadata: Profile) = withContext(Dispatchers.IO) {
+        service.update(id, metadata)
+    }
+
+    suspend fun commitAsync(id: Long) = withContext(Dispatchers.IO) {
+        CompletableDeferred<Unit>().apply {
+            service.commit(id, object : IStreamCallback.Stub() {
+                override fun complete() {
+                    complete(Unit)
+                }
+
+                override fun completeExceptionally(reason: String?) {
+                    completeExceptionally(RemoteException(reason))
+                }
+
+                override fun send(data: ParcelableContainer?) {}
+            })
+        }
+    }
+
+    suspend fun release(id: Long) = withContext(Dispatchers.IO) {
+        service.release(id)
+    }
+
+    suspend fun delete(id: Long) = withContext(Dispatchers.IO) {
+        service.delete(id)
+    }
+
+    suspend fun clear(id: Long) = withContext(Dispatchers.IO) {
+        service.clear(id)
+    }
+
+    suspend fun queryAll(): Array<Profile> = withContext(Dispatchers.IO) {
+        service.queryAll()
+    }
+
+    suspend fun queryActive(): Profile? = withContext(Dispatchers.IO) {
+        service.queryActive()
+    }
+
+    suspend fun queryById(id: Long): Profile? = withContext(Dispatchers.IO) {
+        service.queryById(id)
+    }
+
+    suspend fun setActive(id: Long) = withContext(Dispatchers.IO) {
+        service.setActive(id)
+    }
+}
@@ -1,71 +1,185 @@
 package com.github.kr328.clash.remote

+import android.app.Application
+import android.content.ComponentName
 import android.content.Context
 import android.content.Intent
+import android.content.ServiceConnection
+import android.os.Build
+import android.os.Handler
+import android.os.IBinder
+import androidx.core.content.edit
 import com.github.kr328.clash.ApkBrokenActivity
-import com.github.kr328.clash.AppCrashedActivity
+import com.github.kr328.clash.Constants
 import com.github.kr328.clash.common.Global
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.store.AppStore
-import com.github.kr328.clash.util.ApplicationObserver
-import com.github.kr328.clash.util.verifyApk
-import kotlinx.coroutines.Dispatchers
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.common.utils.Log
+import com.github.kr328.clash.service.ClashManagerService
+import com.github.kr328.clash.service.IClashManager
+import com.github.kr328.clash.service.IProfileService
+import com.github.kr328.clash.service.ProfileService
+import com.github.kr328.clash.utils.ApplicationObserver
+import com.microsoft.appcenter.crashes.Crashes
+import kotlinx.coroutines.*
 import kotlinx.coroutines.channels.Channel
-import kotlinx.coroutines.launch
+import java.io.File
+import java.util.zip.ZipFile

 object Remote {
-    val broadcasts: Broadcasts = Broadcasts(Global.application)
-    val service: Service = Service(Global.application) {
-        ApplicationObserver.createdActivities.forEach { it.finish() }
+    var clash = Channel<ClashClient>()
+    var profile = Channel<ProfileClient>()

-        val intent = AppCrashedActivity::class.intent
-            .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+    private var clashConnection: ClashConnection? = null
+    private var profileConnection: ProfileConnection? = null

-        Global.application.startActivity(intent)
-    }
+    class ClashConnection : ServiceConnection {
+        private var instance: ClashClient? = null
+        private var sender: Job? = null

-    private val visible = Channel<Boolean>(Channel.CONFLATED)
-
-    fun launch() {
-        ApplicationObserver.attach(Global.application)
-
-        ApplicationObserver.onVisibleChanged { visible.trySend(it) }
-
-        Global.launch(Dispatchers.IO) {
-            run()
-        }
-    }
-
-    private suspend fun run() {
-        val context = Global.application
-        val store = AppStore(context)
-        val updatedAt = getLastUpdated(context)
-
-        if (store.updatedAt != updatedAt) {
-            if (!context.verifyApk()) {
-                ApplicationObserver.createdActivities.forEach { it.finish() }
-
-                val intent = ApkBrokenActivity::class.intent
-                    .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
-
-                return context.startActivity(intent)
-            } else {
-                store.updatedAt = updatedAt
-            }
+        override fun onServiceDisconnected(name: ComponentName?) {
+            sender?.cancel()
+            instance = null
+            sender = null
        }

-        while (true) {
-            if (visible.receive()) {
-                service.bind()
-                broadcasts.register()
-            } else {
-                service.unbind()
-                broadcasts.unregister()
+        override fun onServiceConnected(name: ComponentName?, service: IBinder?) {
+            if (service != null)
+                instance = ClashClient(IClashManager.Stub.asInterface(service))
+
+            service?.linkToDeath({ onServiceDisconnected(null) }, 0)
+
+            sender = GlobalScope.launch {
+                while (isActive) {
+                    val client = instance ?: return@launch
+                    clash.send(client)
+                }
            }
        }
    }

-    private fun getLastUpdated(context: Context): Long {
-        return context.packageManager.getPackageInfo(context.packageName, 0).lastUpdateTime
+    class ProfileConnection : ServiceConnection {
+        private var instance: ProfileClient? = null
+        private var sender: Job? = null
+
+        override fun onServiceDisconnected(name: ComponentName?) {
+            sender?.cancel()
+            instance = null
+            sender = null
+        }
+
+        override fun onServiceConnected(name: ComponentName?, service: IBinder?) {
+            if (service != null)
+                instance = ProfileClient(IProfileService.Stub.asInterface(service))
+
+            service?.linkToDeath({ onServiceDisconnected(null) }, 0)
+
+            sender = GlobalScope.launch {
+                while (isActive) {
+                    val client = instance ?: return@launch
+                    profile.send(client)
+                }
+            }
+        }
+    }
+
+    private val handler = Handler()
+    private val observer = ApplicationObserver {
+        Log.d("Remote Connection State = $it")
+
+        val application = Global.application
+
+        if ( it ) {
+            handler.removeMessages(0)
+
+            GlobalScope.launch {
+                val valid = withContext(Dispatchers.IO) {
+                    verifyApk(application)
+                }
+
+                if (!valid) {
+                    application.startActivity(
+                        ApkBrokenActivity::class.intent
+                            .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+                    )
+                    return@launch
+                }
+
+                clashConnection = ClashConnection().apply {
+                    application.bindService(
+                        ClashManagerService::class.intent,
+                        this,
+                        Context.BIND_AUTO_CREATE
+                    )
+                }
+
+                profileConnection = ProfileConnection().apply {
+                    application.bindService(
+                        ProfileService::class.intent,
+                        this,
+                        Context.BIND_AUTO_CREATE
+                    )
+                }
+            }
+        } else {
+            handler.postDelayed({
+                clashConnection?.also {
+                    application.unbindService(it)
+                    it.onServiceDisconnected(null)
+                }
+                profileConnection?.also {
+                    application.unbindService(it)
+                    it.onServiceDisconnected(null)
+                }
+
+                clashConnection = null
+                profileConnection = null
+            }, 5000)
+        }
+    }
+
+    fun init(application: Application) {
+        observer.register(application)
+    }
+
+    private fun verifyApk(application: Application): Boolean {
+        return try {
+            val sp = application.getSharedPreferences(
+                Constants.PREFERENCE_NAME_APP,
+                Context.MODE_PRIVATE
+            )
+            val pkg = application.packageManager.getPackageInfo(application.packageName, 0)
+
+            if (sp.getLong(Constants.PREFERENCE_KEY_LAST_INSTALL, 0) == pkg.lastUpdateTime)
+                return true
+
+            val info = application.applicationInfo
+            val sources =
+                info.splitSourceDirs ?: arrayOf(info.sourceDir) ?: return false
+
+            val regexNativeLibrary = Regex("lib/(\\S+)/libgojni.so")
+            val availableAbi = Build.SUPPORTED_ABIS.toSet()
+            val apkAbi =
+                sources
+                    .asSequence()
+                    .filter { File(it).exists() }
+                    .flatMap { ZipFile(it).entries().asSequence() }
+                    .mapNotNull { regexNativeLibrary.matchEntire(it.name) }
+                    .mapNotNull { it.groups[1]?.value }
+                    .toSet()
+
+            if (availableAbi.intersect(apkAbi).isNotEmpty()) {
+                sp.edit {
+                    putLong(Constants.PREFERENCE_KEY_LAST_INSTALL, pkg.lastUpdateTime)
+                }
+
+                true
+            } else {
+                false
+            }
+        } catch (e: Exception) {
+            Crashes.trackError(e)
+
+            false
+        }
    }
 }
@@ -0,0 +1,55 @@
+package com.github.kr328.clash.remote
+
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import com.github.kr328.clash.ApkBrokenActivity
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.service.Constants
+import com.github.kr328.clash.service.ServiceStatusProvider
+
+object RemoteUtils {
+    fun detectClashRunning(context: Context): Boolean {
+        try {
+            val authority = Uri.Builder()
+                .scheme("content")
+                .authority("${context.packageName}${Constants.STATUS_PROVIDER_SUFFIX}")
+                .build()
+
+            val pong = context.contentResolver.call(
+                authority,
+                ServiceStatusProvider.METHOD_PING_CLASH_SERVICE,
+                null,
+                null
+            )
+
+            return pong != null
+        } catch (e: IllegalArgumentException) {
+            context.startActivity(ApkBrokenActivity::class.intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK))
+
+            return false
+        }
+    }
+
+    fun getCurrentClashProfileName(context: Context): String? {
+        try {
+            val authority = Uri.Builder()
+                .scheme("content")
+                .authority("${context.packageName}${Constants.STATUS_PROVIDER_SUFFIX}")
+                .build()
+
+            val pong = context.contentResolver.call(
+                authority,
+                ServiceStatusProvider.METHOD_PING_CLASH_SERVICE,
+                null,
+                null
+            )
+
+            return pong?.getString("name")
+        } catch (e: IllegalArgumentException) {
+            context.startActivity(ApkBrokenActivity::class.intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK))
+
+            return null
+        }
+    }
+}
@@ -1,74 +0,0 @@
-package com.github.kr328.clash.remote
-
-import kotlinx.coroutines.suspendCancellableCoroutine
-import kotlin.coroutines.resume
-
-class Resource<T> {
-    private interface Callback<T> {
-        fun accept(value: T)
-    }
-
-    private val pending: MutableSet<Callback<T>> = mutableSetOf()
-
-    private var value: T? = null
-
-    suspend fun get(): T {
-        return suspendCancellableCoroutine { ctx ->
-            val callback = object : Callback<T> {
-                override fun accept(value: T) {
-                    ctx.resume(value)
-                }
-            }
-
-            ctx.invokeOnCancellation {
-                cancel(callback)
-            }
-
-            get(callback)
-        }
-    }
-
-    fun set(v: T?) {
-        setAndNotify(v)
-    }
-
-    fun reset(v: T) {
-        resetIfMatched(v)
-    }
-
-    @Synchronized
-    private fun get(callback: Callback<T>) {
-        val v = value
-
-        if (v == null) {
-            pending.add(callback)
-        } else {
-            callback.accept(v)
-        }
-    }
-
-    @Synchronized
-    private fun setAndNotify(value: T?) {
-        this.value = value
-
-        if (value != null) {
-            pending.forEach {
-                it.accept(value)
-            }
-
-            pending.clear()
-        }
-    }
-
-    @Synchronized
-    private fun resetIfMatched(value: T) {
-        if (this.value === value) {
-            this.value = null
-        }
-    }
-
-    @Synchronized
-    private fun cancel(callback: Callback<T>) {
-        pending.remove(callback)
-    }
-}
@@ -1,64 +0,0 @@
-package com.github.kr328.clash.remote
-
-import android.app.Application
-import android.content.ComponentName
-import android.content.Context
-import android.content.ServiceConnection
-import android.os.IBinder
-import com.github.kr328.clash.Tracker
-import com.github.kr328.clash.common.log.Log
-import com.github.kr328.clash.common.util.intent
-import com.github.kr328.clash.log.SystemLogcat
-import com.github.kr328.clash.service.RemoteService
-import com.github.kr328.clash.service.remote.IRemoteService
-import com.github.kr328.clash.service.remote.unwrap
-import com.github.kr328.clash.util.unbindServiceSilent
-import java.util.concurrent.TimeUnit
-
-class Service(private val context: Application, val crashed: () -> Unit) {
-    val remote = Resource<IRemoteService>()
-
-    private val connection = object : ServiceConnection {
-        private var lastCrashed: Long = -1
-
-        override fun onServiceConnected(name: ComponentName?, service: IBinder) {
-            remote.set(service.unwrap(IRemoteService::class))
-        }
-
-        override fun onServiceDisconnected(name: ComponentName?) {
-            remote.set(null)
-
-            Tracker.uploadLogcat(SystemLogcat.dumpCrash())
-
-            if (System.currentTimeMillis() - lastCrashed < TOGGLE_CRASHED_INTERVAL) {
-                unbind()
-
-                crashed()
-            }
-
-            lastCrashed = System.currentTimeMillis()
-
-            Log.w("RemoteManager crashed")
-        }
-    }
-
-    fun bind() {
-        try {
-            context.bindService(RemoteService::class.intent, connection, Context.BIND_AUTO_CREATE)
-        } catch (e: Exception) {
-            unbind()
-
-            crashed()
-        }
-    }
-
-    fun unbind() {
-        context.unbindServiceSilent(connection)
-
-        remote.set(null)
-    }
-
-    companion object {
-        private val TOGGLE_CRASHED_INTERVAL = TimeUnit.SECONDS.toMillis(10)
-    }
-}
@@ -1,34 +0,0 @@
-package com.github.kr328.clash.remote
-
-import android.content.Context
-import android.net.Uri
-import com.github.kr328.clash.common.constants.Authorities
-import com.github.kr328.clash.common.log.Log
-import com.github.kr328.clash.service.StatusProvider
-
-class StatusClient(private val context: Context) {
-    private val uri: Uri
-        get() {
-            return Uri.Builder()
-                .scheme("content")
-                .authority(Authorities.STATUS_PROVIDER)
-                .build()
-        }
-
-    fun currentProfile(): String? {
-        return try {
-            val result = context.contentResolver.call(
-                uri,
-                StatusProvider.METHOD_CURRENT_PROFILE,
-                null,
-                null
-            )
-
-            result?.getString("name")
-        } catch (e: Exception) {
-            Log.w("Query current profile: $e", e)
-
-            null
-        }
-    }
-}
@@ -0,0 +1,36 @@
+package com.github.kr328.clash.settings
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import com.github.kr328.clash.preference.UiSettings
+import com.github.kr328.clash.service.settings.ServiceSettings
+import moe.shizuku.preference.PreferenceFragment
+
+abstract class BaseSettingFragment : PreferenceFragment() {
+    abstract fun onCreateDataStore(): SettingsDataStore
+    abstract val xmlResourceId: Int
+
+    protected val service: ServiceSettings by lazy { ServiceSettings(requireActivity()) }
+    protected val ui: UiSettings by lazy { UiSettings(requireActivity()) }
+
+    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+        preferenceManager.preferenceDataStore = onCreateDataStore()
+
+        setPreferencesFromResource(xmlResourceId, rootKey)
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        val result = super.onCreateView(inflater, container, savedInstanceState)
+
+        setDivider(null)
+        setDividerHeight(0)
+
+        return result
+    }
+}
@@ -0,0 +1,56 @@
+package com.github.kr328.clash.settings
+
+import android.content.pm.PackageManager
+import android.os.Bundle
+import com.github.kr328.clash.R
+import com.github.kr328.clash.common.utils.componentName
+import com.github.kr328.clash.remote.Broadcasts
+import com.github.kr328.clash.service.RestartReceiver
+import com.github.kr328.clash.service.settings.ServiceSettings
+
+class BehaviorFragment : BaseSettingFragment() {
+    companion object {
+        private const val KEY_START_ON_BOOT = "start_on_boot"
+        private const val KEY_SHOW_TRAFFIC = "show_traffic"
+    }
+
+    override fun onCreateDataStore(): SettingsDataStore {
+        return SettingsDataStore().apply {
+            on(KEY_START_ON_BOOT, StartOnBootSource())
+            on(KEY_SHOW_TRAFFIC, ServiceSettings.NOTIFICATION_REFRESH.asSource(service))
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        findPreference(KEY_SHOW_TRAFFIC).isEnabled = !Broadcasts.clashRunning
+    }
+
+    override val xmlResourceId: Int
+        get() = R.xml.settings_behavior
+
+    private inner class StartOnBootSource : SettingsDataStore.Source {
+        override fun set(value: Any?) {
+            val v = value as Boolean? ?: return
+
+            val status = if (v)
+                PackageManager.COMPONENT_ENABLED_STATE_ENABLED
+            else
+                PackageManager.COMPONENT_ENABLED_STATE_DISABLED
+
+            requireActivity().packageManager.setComponentEnabledSetting(
+                RestartReceiver::class.componentName,
+                status,
+                PackageManager.DONT_KILL_APP
+            )
+        }
+
+        override fun get(): Any? {
+            val status = requireActivity().packageManager
+                .getComponentEnabledSetting(RestartReceiver::class.componentName)
+
+            return status == PackageManager.COMPONENT_ENABLED_STATE_ENABLED
+        }
+    }
+}
@@ -0,0 +1,30 @@
+package com.github.kr328.clash.settings
+
+import com.github.kr328.clash.R
+import com.github.kr328.clash.preference.UiSettings
+import com.github.kr328.clash.service.settings.ServiceSettings
+
+class InterfaceFragment : BaseSettingFragment() {
+    companion object {
+        private const val KEY_DARK_MODE = "dark_mode"
+        private const val KEY_LANGUAGE = "language"
+    }
+
+    override fun onCreateDataStore(): SettingsDataStore {
+        return SettingsDataStore().apply {
+            on(KEY_DARK_MODE, UiSettings.DARK_MODE.asSource(ui))
+            on(KEY_LANGUAGE, UiSettings.LANGUAGE.asSource(ui))
+
+            onApply {
+                service.commit {
+                    put(ServiceSettings.LANGUAGE, ui.get(UiSettings.LANGUAGE))
+                }
+
+                requireActivity().recreate()
+            }
+        }
+    }
+
+    override val xmlResourceId: Int
+        get() = R.xml.settings_interface
+}
@@ -0,0 +1,46 @@
+package com.github.kr328.clash.settings
+
+import android.os.Bundle
+import com.github.kr328.clash.PackagesActivity
+import com.github.kr328.clash.R
+import com.github.kr328.clash.common.utils.intent
+import com.github.kr328.clash.remote.Broadcasts
+import com.github.kr328.clash.service.settings.ServiceSettings
+
+class NetworkFragment : BaseSettingFragment() {
+    companion object {
+        private const val KEY_ENABLE_VPN_SERVICE = "enable_vpn_service"
+        private const val BYPASS_PRIVATE_NETWORK = "bypass_private_network"
+        private const val KEY_DNS_HIJACKING = "dns_hijacking"
+        private const val KEY_DNS_OVERRIDE = "dns_override"
+        private const val KEY_APPEND_SYS_DNS = "append_system_dns"
+        private const val KEY_ACCESS_CONTROL_MODE = "access_control_mode"
+        private const val KEY_ACCESS_CONTROL_PACKAGES = "access_control_packages"
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        preferenceScreen.isEnabled = !Broadcasts.clashRunning
+
+        findPreference(KEY_ACCESS_CONTROL_PACKAGES).setOnPreferenceClickListener {
+            startActivity(PackagesActivity::class.intent)
+            true
+        }
+    }
+
+    override fun onCreateDataStore(): SettingsDataStore {
+        return SettingsDataStore().apply {
+            on(KEY_ENABLE_VPN_SERVICE, ServiceSettings.ENABLE_VPN.asSource(service))
+            on(BYPASS_PRIVATE_NETWORK, ServiceSettings.BYPASS_PRIVATE_NETWORK.asSource(service))
+            on(KEY_DNS_HIJACKING, ServiceSettings.DNS_HIJACKING.asSource(service))
+            on(KEY_DNS_OVERRIDE, ServiceSettings.OVERRIDE_DNS.asSource(service))
+            on(KEY_APPEND_SYS_DNS, ServiceSettings.AUTO_ADD_SYSTEM_DNS.asSource(service))
+            on(KEY_ACCESS_CONTROL_MODE, ServiceSettings.ACCESS_CONTROL_MODE.asSource(service))
+        }
+    }
+
+    override val xmlResourceId: Int
+        get() = R.xml.settings_network
+}
+
@@ -0,0 +1,100 @@
+package com.github.kr328.clash.settings
+
+import com.github.kr328.clash.common.settings.BaseSettings
+import moe.shizuku.preference.PreferenceDataStore
+
+class SettingsDataStore : PreferenceDataStore() {
+    interface Source {
+        fun set(value: Any?)
+        fun get(): Any?
+    }
+
+    private val sources: MutableMap<String, Source> = mutableMapOf()
+    var applyListener: () -> Unit = {}
+
+    fun on(key: String, source: Source) {
+        sources[key] = source
+    }
+
+    fun onApply(block: () -> Unit) {
+        this.applyListener = block
+    }
+
+    inline fun <reified T> BaseSettings.Entry<T>.asSource(settings: BaseSettings): Source {
+        return object : Source {
+            override fun set(value: Any?) {
+                val v = value ?: throw NullPointerException()
+
+                settings.commit {
+                    put(this@asSource, v as T)
+                }
+
+                applyListener()
+            }
+
+            override fun get(): Any? {
+                return settings.get(this@asSource)
+            }
+        }
+    }
+
+    override fun getBoolean(key: String?, defValue: Boolean): Boolean {
+        val source = sources[key] ?: return defValue
+
+        return (source.get() as Boolean?) ?: defValue
+    }
+
+    override fun putLong(key: String?, value: Long) {
+        val source = sources[key] ?: throw NullPointerException()
+
+        source.set(value)
+    }
+
+    override fun putInt(key: String?, value: Int) {
+        val source = sources[key] ?: throw NullPointerException()
+
+        source.set(value)
+    }
+
+    override fun getInt(key: String?, defValue: Int): Int {
+        val source = sources[key] ?: return defValue
+
+        return (source.get() as Int?) ?: defValue
+    }
+
+    override fun putBoolean(key: String?, value: Boolean) {
+        val source = sources[key] ?: throw NullPointerException()
+
+        source.set(value)
+    }
+
+    override fun getLong(key: String?, defValue: Long): Long {
+        val source = sources[key] ?: return defValue
+
+        return (source.get() as Long?) ?: defValue
+    }
+
+    override fun getFloat(key: String?, defValue: Float): Float {
+        val source = sources[key] ?: return defValue
+
+        return (source.get() as Float?) ?: defValue
+    }
+
+    override fun putFloat(key: String?, value: Float) {
+        val source = sources[key] ?: throw NullPointerException()
+
+        source.set(value)
+    }
+
+    override fun getString(key: String?, defValue: String?): String? {
+        val source = sources[key] ?: return defValue
+
+        return (source.get() as String?) ?: defValue
+    }
+
+    override fun putString(key: String?, value: String?) {
+        val source = sources[key] ?: throw NullPointerException()
+
+        source.set(value)
+    }
+}
@@ -1,22 +0,0 @@
-package com.github.kr328.clash.store
-
-import android.content.Context
-import com.github.kr328.clash.common.store.Store
-import com.github.kr328.clash.common.store.asStoreProvider
-
-class AppStore(context: Context) {
-    private val store = Store(
-        context
-            .getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE)
-            .asStoreProvider()
-    )
-
-    var updatedAt: Long by store.long(
-        key = "updated_at",
-        defaultValue = -1,
-    )
-
-    companion object {
-        private const val FILE_NAME = "app"
-    }
-}
@@ -1,29 +0,0 @@
-package com.github.kr328.clash.store
-
-import android.content.Context
-import com.github.kr328.clash.common.store.Store
-import com.github.kr328.clash.common.store.asStoreProvider
-
-class TipsStore(context: Context) {
-    private val store = Store(
-        context
-            .getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE)
-            .asStoreProvider()
-    )
-
-    var requestDonate: Boolean by store.boolean(
-        key = "request_donate",
-        defaultValue = true,
-    )
-
-    var primaryVersion: Int by store.int(
-        key = "primary_version",
-        defaultValue = -1,
-    )
-
-    companion object {
-        const val CURRENT_PRIMARY_VERSION = 1
-
-        private const val FILE_NAME = "tips"
-    }
-}
@@ -1,44 +0,0 @@
-package com.github.kr328.clash.util
-
-import androidx.lifecycle.Lifecycle
-import androidx.lifecycle.LifecycleOwner
-import androidx.lifecycle.LifecycleRegistry
-import kotlinx.coroutines.NonCancellable
-import kotlinx.coroutines.withContext
-
-class ActivityResultLifecycle : LifecycleOwner {
-    private val lifecycle = LifecycleRegistry(this)
-
-    init {
-        lifecycle.currentState = Lifecycle.State.INITIALIZED
-    }
-
-    override fun getLifecycle(): Lifecycle {
-        return lifecycle
-    }
-
-    suspend fun <T> use(block: suspend (lifecycle: ActivityResultLifecycle, start: () -> Unit) -> T): T {
-        return try {
-            markCreated()
-
-            block(this, this::markStarted)
-        } finally {
-            withContext(NonCancellable) {
-                markDestroy()
-            }
-        }
-    }
-
-    private fun markCreated() {
-        lifecycle.currentState = Lifecycle.State.CREATED
-    }
-
-    private fun markStarted() {
-        lifecycle.currentState = Lifecycle.State.STARTED
-        lifecycle.currentState = Lifecycle.State.RESUMED
-    }
-
-    private fun markDestroy() {
-        lifecycle.currentState = Lifecycle.State.DESTROYED
-    }
-}
@@ -1,78 +0,0 @@
-package com.github.kr328.clash.util
-
-import android.app.Activity
-import android.app.Application
-import android.content.Context
-import android.os.Build
-import android.os.Bundle
-import java.io.File
-import java.util.zip.ZipFile
-
-object ApplicationObserver {
-    private val activities: MutableSet<Activity> = mutableSetOf()
-
-    private var visibleChanged: (Boolean) -> Unit = {}
-
-    private var appVisible = false
-        private set(value) {
-            if (field != value) {
-                field = value
-
-                visibleChanged(value)
-            }
-        }
-
-    val createdActivities: Set<Activity>
-        get() = activities
-
-    private val activityObserver = object : Application.ActivityLifecycleCallbacks {
-        @Synchronized
-        override fun onActivityCreated(activity: Activity, savedInstanceState: Bundle?) {
-            activities.add(activity)
-
-            appVisible = true
-        }
-
-        @Synchronized
-        override fun onActivityDestroyed(activity: Activity) {
-            activities.remove(activity)
-
-            appVisible = activities.isNotEmpty()
-        }
-
-        override fun onActivityStarted(activity: Activity) {}
-        override fun onActivityStopped(activity: Activity) {}
-        override fun onActivityPaused(activity: Activity) {}
-        override fun onActivityResumed(activity: Activity) {}
-        override fun onActivitySaveInstanceState(activity: Activity, outState: Bundle) {}
-    }
-
-    fun onVisibleChanged(visibleChanged: (Boolean) -> Unit) {
-        this.visibleChanged = visibleChanged
-    }
-
-    fun attach(application: Application) {
-        application.registerActivityLifecycleCallbacks(activityObserver)
-    }
-}
-
-fun Context.verifyApk(): Boolean {
-    return try {
-        val info = applicationInfo
-        val sources = info.splitSourceDirs ?: arrayOf(info.sourceDir) ?: return false
-
-        val regexNativeLibrary = Regex("lib/(\\S+)/libclash.so")
-        val availableAbi = Build.SUPPORTED_ABIS.toSet()
-        val apkAbi = sources
-            .asSequence()
-            .filter { File(it).exists() }
-            .flatMap { ZipFile(it).entries().asSequence() }
-            .mapNotNull { regexNativeLibrary.matchEntire(it.name) }
-            .mapNotNull { it.groups[1]?.value }
-            .toSet()
-
-        availableAbi.intersect(apkAbi).isNotEmpty()
-    } catch (e: Exception) {
-        false
-    }
-}
@@ -1,25 +0,0 @@
-package com.github.kr328.clash.util
-
-import android.content.ContentResolver
-import android.net.Uri
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import java.io.FileNotFoundException
-
-private fun fileNotFound(file: Uri): FileNotFoundException {
-    return FileNotFoundException("$file not found")
-}
-
-@Suppress("BlockingMethodInNonBlockingContext")
-suspend fun ContentResolver.copyContentTo(
-    source: Uri,
-    target: Uri
-) {
-    withContext(Dispatchers.IO) {
-        (openInputStream(source) ?: throw fileNotFound(source)).use { input ->
-            (openOutputStream(target, "rwt") ?: throw fileNotFound(target)).use { output ->
-                input.copyTo(output)
-            }
-        }
-    }
-}
@@ -1,7 +0,0 @@
-package com.github.kr328.clash.util
-
-import android.content.Context
-import java.io.File
-
-val Context.logsDir: File
-    get() = cacheDir.resolve("logs")
@@ -1,46 +0,0 @@
-package com.github.kr328.clash.util
-
-import android.os.DeadObjectException
-import com.github.kr328.clash.common.log.Log
-import com.github.kr328.clash.remote.Remote
-import com.github.kr328.clash.service.remote.IClashManager
-import com.github.kr328.clash.service.remote.IProfileManager
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import kotlin.coroutines.CoroutineContext
-
-suspend fun <T> withClash(
-    context: CoroutineContext = Dispatchers.IO,
-    block: suspend IClashManager.() -> T
-): T {
-    while (true) {
-        val remote = Remote.service.remote.get()
-        val client = remote.clash()
-
-        try {
-            return withContext(context) { client.block() }
-        } catch (e: DeadObjectException) {
-            Log.w("Remote services panic")
-
-            Remote.service.remote.reset(remote)
-        }
-    }
-}
-
-suspend fun <T> withProfile(
-    context: CoroutineContext = Dispatchers.IO,
-    block: suspend IProfileManager.() -> T
-): T {
-    while (true) {
-        val remote = Remote.service.remote.get()
-        val client = remote.profile()
-
-        try {
-            return withContext(context) { client.block() }
-        } catch (e: DeadObjectException) {
-            Log.w("Remote services panic")
-
-            Remote.service.remote.reset(remote)
-        }
-    }
-}
@@ -1,12 +0,0 @@
-package com.github.kr328.clash.util
-
-import android.content.Context
-import android.content.ServiceConnection
-
-fun Context.unbindServiceSilent(connection: ServiceConnection) {
-    try {
-        unbindService(connection)
-    } catch (e: Exception) {
-        // ignore
-    }
-}
@@ -1,6 +0,0 @@
-package com.github.kr328.clash.util
-
-import android.net.Uri
-
-val Uri.fileName: String?
-    get() = schemeSpecificPart.split("/").lastOrNull()
@@ -0,0 +1,40 @@
+package com.github.kr328.clash.utils
+
+import android.app.Activity
+import android.app.Application
+import android.os.Bundle
+
+class ApplicationObserver(val stateChanged: (Boolean) -> Unit) {
+    private var applicationRunning = false
+        private set(value) {
+            if ( field != value )
+                stateChanged(value)
+
+            field = value
+        }
+    private var activityCount: Int = 0
+
+    private val activityObserver = object: Application.ActivityLifecycleCallbacks {
+        override fun onActivityPaused(activity: Activity) {}
+        override fun onActivityStarted(activity: Activity) {}
+        override fun onActivitySaveInstanceState(activity: Activity, outState: Bundle) {}
+        override fun onActivityStopped(activity: Activity) {}
+        override fun onActivityResumed(activity: Activity) {}
+        override fun onActivityDestroyed(activity: Activity) {
+            synchronized(this) {
+                activityCount--
+                applicationRunning = activityCount > 0
+            }
+        }
+        override fun onActivityCreated(activity: Activity, savedInstanceState: Bundle?) {
+            synchronized(this) {
+                activityCount++
+                applicationRunning = activityCount > 0
+            }
+        }
+    }
+
+    fun register(application: Application) {
+        application.registerActivityLifecycleCallbacks(activityObserver)
+    }
+}
@@ -0,0 +1,30 @@
+package com.github.kr328.clash.utils
+
+import android.content.Context
+import java.text.SimpleDateFormat
+import java.util.*
+
+const val DATE_DATE_ONLY = "yyyy-MM-dd"
+const val DATE_TIME_ONLY = "HH:mm:ss"
+const val DATE_ALL = "$DATE_DATE_ONLY $DATE_TIME_ONLY"
+
+fun Date.format(
+    context: Context,
+    includeDate: Boolean = true,
+    includeTime: Boolean = true,
+    custom: String = ""
+): String {
+    val locale = context.resources.configuration.locales[0]
+
+    return when {
+        custom.isNotEmpty() ->
+            SimpleDateFormat(custom, locale).format(this)
+        includeDate && includeTime ->
+            SimpleDateFormat(DATE_ALL, locale).format(this)
+        includeDate ->
+            SimpleDateFormat(DATE_DATE_ONLY, locale).format(this)
+        includeTime ->
+            SimpleDateFormat(DATE_TIME_ONLY, locale).format(this)
+        else -> ""
+    }
+}
@@ -0,0 +1,8 @@
+package com.github.kr328.clash.utils
+
+import android.content.Context
+import com.github.kr328.clash.Constants
+import java.io.File
+
+val Context.logsDir: File
+    get() = (externalCacheDir ?: cacheDir).resolve(Constants.LOG_DIR_NAME)
@@ -0,0 +1,32 @@
+package com.github.kr328.clash.utils
+
+import android.content.Context
+import com.github.kr328.clash.R
+
+object IntervalUtils {
+    private const val MILLIS_SECOND = 1000L
+    private const val MILLIS_MINUTE = MILLIS_SECOND * 60
+    private const val MILLIS_HOUR = MILLIS_MINUTE * 60
+    private const val MILLIS_DAY = MILLIS_HOUR * 24
+    private const val MILLIS_MONTH = MILLIS_DAY * 30
+    private const val MILLIS_YEAR = MILLIS_MONTH * 12
+
+    fun intervalString(context: Context, interval: Long): String {
+        val year = interval / MILLIS_YEAR
+        val month = interval / MILLIS_MONTH
+        val day = interval / MILLIS_DAY
+        val hour = interval / MILLIS_HOUR
+        val minute = interval / MILLIS_MINUTE
+
+        System.currentTimeMillis()
+
+        return when {
+            year > 0 -> context.getString(R.string.format_years, year)
+            month > 0 -> context.getString(R.string.format_months, month)
+            day > 0 -> context.getString(R.string.format_days, day)
+            hour > 0 -> context.getString(R.string.format_hours, hour)
+            minute > 0 -> context.getString(R.string.format_minutes, minute)
+            else -> context.getString(R.string.recently)
+        }
+    }
+}
@@ -0,0 +1,70 @@
+package com.github.kr328.clash.utils
+
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+
+object PrefixMerger {
+    private val REGEX_PREFIX_TRIM = Regex("[-]*$")
+
+    data class Result<T>(val prefix: String, val content: String, val value: T)
+
+    suspend fun <T> merge(values: List<T>, transform: (T) -> String): List<Result<T>> =
+        withContext(Dispatchers.Default) {
+            val pairs = values.map {
+                transform(it).trim().toCodePointList() to it
+            }
+
+            val groups = mutableListOf<List<Pair<List<Int>, T>>>()
+            var mergingGroup = mutableListOf<Pair<List<Int>, T>>()
+            var currentCodePoint = 0
+            val result = mutableListOf<Result<T>>()
+
+            for (pair in pairs) {
+                if (pair.first.isEmpty())
+                    continue
+
+                if (pair.first[0] == currentCodePoint) {
+                    mergingGroup.add(pair)
+                } else {
+                    if (mergingGroup.isNotEmpty()) {
+                        groups.add(mergingGroup)
+                        mergingGroup = mutableListOf()
+                    }
+
+                    currentCodePoint = pair.first[0]
+                    mergingGroup.add(pair)
+                }
+            }
+
+            if (mergingGroup.isNotEmpty())
+                groups.add(mergingGroup)
+
+            for (group in groups) {
+                var diffIndex = 0
+                val size = group.map { it.first.size }.min() ?: 0
+
+                diff@ for (charIndex in 0 until size) {
+                    for (stringIndex in 0 until (group.size - 1)) {
+                        if (group[stringIndex].first[charIndex] != group[stringIndex + 1].first[charIndex])
+                            break@diff
+                    }
+
+                    diffIndex++
+                }
+
+                group.forEach {
+                    val prefix = it.first.subList(0, diffIndex)
+                    val content = it.first.subList(diffIndex, it.first.size)
+
+                    result.add(
+                        Result(
+                            prefix.asCodePointString().replace(REGEX_PREFIX_TRIM, ""),
+                            content.asCodePointString(), it.second
+                        )
+                    )
+                }
+            }
+
+            result
+        }
+}
@@ -0,0 +1,105 @@
+package com.github.kr328.clash.utils
+
+import com.github.kr328.clash.core.model.Proxy
+import com.github.kr328.clash.core.model.ProxyGroup
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+
+class ProxySorter(private val groupOrder: Order, private val proxyOrder: Order) {
+    enum class Order {
+        DEFAULT, DELAY_INCREASE, DELAY_DECREASE, NAME_INCREASE, NAME_DECREASE
+    }
+
+    suspend fun sort(proxyGroup: List<ProxyGroup>): List<ProxyGroup> =
+        withContext(Dispatchers.Default) {
+            val groups = proxyGroup.groupBy {
+                if (it.name == "GLOBAL")
+                    "GLOBAL"
+                else
+                    "OTHER"
+            }
+
+            val global = groups["GLOBAL"]?.singleOrNull()
+            val other = groups["OTHER"] ?: emptyList()
+
+            val sortedGroup = when (groupOrder) {
+                Order.DEFAULT -> groupSortWithDefault(global, other)
+                Order.DELAY_INCREASE -> groupSortWithDelay(true, other)
+                Order.DELAY_DECREASE -> groupSortWithDelay(false, other)
+                Order.NAME_INCREASE -> groupSortWithName(true, other)
+                Order.NAME_DECREASE -> groupSortWithName(false, other)
+            }
+
+            val sorted = if (global == null)
+                sortedGroup
+            else
+                listOf(global) + sortedGroup
+
+            sorted.map {
+                val sortedProxy = when (proxyOrder) {
+                    Order.DEFAULT -> it.proxies
+                    Order.DELAY_INCREASE -> proxySortWithDelay(true, it.proxies)
+                    Order.DELAY_DECREASE -> proxySortWithDelay(false, it.proxies)
+                    Order.NAME_INCREASE -> proxySortWithName(true, it.proxies)
+                    Order.NAME_DECREASE -> proxySortWithName(false, it.proxies)
+                }
+
+                it.copy(proxies = sortedProxy)
+            }
+        }
+
+    private fun groupSortWithDefault(
+        global: ProxyGroup?,
+        proxyGroup: List<ProxyGroup>
+    ): List<ProxyGroup> {
+        if (global == null) return proxyGroup
+
+        val orderMap = global.proxies.mapIndexed { index, proxy ->
+            proxy.name to index
+        }.toMap()
+
+        return proxyGroup.sortedBy {
+            orderMap[it.name] ?: Int.MAX_VALUE
+        }
+    }
+
+    private fun groupSortWithName(
+        increase: Boolean,
+        proxyGroup: List<ProxyGroup>
+    ): List<ProxyGroup> {
+        return if (increase)
+            proxyGroup.sortedBy { it.name }
+        else
+            proxyGroup.sortedByDescending { it.name }
+    }
+
+    private fun groupSortWithDelay(
+        increase: Boolean,
+        proxyGroup: List<ProxyGroup>
+    ): List<ProxyGroup> {
+        return if (increase)
+            proxyGroup.sortedBy { it.delay }
+        else
+            proxyGroup.sortedByDescending { it.delay }
+    }
+
+    private fun proxySortWithName(
+        increase: Boolean,
+        proxies: List<Proxy>
+    ): List<Proxy> {
+        return if (increase)
+            proxies.sortedBy { it.name }
+        else
+            proxies.sortedByDescending { it.name }
+    }
+
+    private fun proxySortWithDelay(
+        increase: Boolean,
+        proxies: List<Proxy>
+    ): List<Proxy> {
+        return if (increase)
+            proxies.sortedBy { it.delay }
+        else
+            proxies.sortedByDescending { it.delay }
+    }
+}
@@ -0,0 +1,60 @@
+package com.github.kr328.clash.utils
+
+import android.content.Context
+import androidx.recyclerview.widget.GridLayoutManager
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.LinearSmoothScroller
+import androidx.recyclerview.widget.RecyclerView
+
+class QuickSmoothScroller(context: Context, target: Int) :
+    LinearSmoothScroller(context) {
+    companion object {
+        const val MAX_OFFSET = 2
+    }
+
+    var started = {}
+    var stopped = {}
+
+    init {
+        targetPosition = target
+    }
+
+    override fun getVerticalSnapPreference(): Int {
+        return SNAP_TO_START
+    }
+
+    override fun onStop() {
+        super.onStop()
+
+        stopped()
+    }
+
+    override fun onStart() {
+        super.onStart()
+
+        started()
+    }
+
+    override fun onSeekTargetStep(dx: Int, dy: Int, state: RecyclerView.State, action: Action) {
+        when (val lm = layoutManager) {
+            is LinearLayoutManager -> {
+                val current = lm.findFirstCompletelyVisibleItemPosition()
+
+                if (targetPosition > current && targetPosition - current > MAX_OFFSET)
+                    action.jumpTo(targetPosition - MAX_OFFSET)
+                else if (current > targetPosition && current - targetPosition > MAX_OFFSET)
+                    action.jumpTo(targetPosition + MAX_OFFSET)
+            }
+            is GridLayoutManager -> {
+                val current = lm.findFirstCompletelyVisibleItemPosition()
+
+                if (targetPosition > current && targetPosition - current > MAX_OFFSET)
+                    action.jumpTo(targetPosition - MAX_OFFSET)
+                else if (current > targetPosition && current - targetPosition > MAX_OFFSET)
+                    action.jumpTo(targetPosition + MAX_OFFSET)
+            }
+        }
+
+        super.onSeekTargetStep(dx, dy, state, action)
+    }
+}