fix restore selected proxy after update profile

app/src/main/java/com/github/kr328/clash/ProfilesActivity.kt

@@ -180,8 +180,7 @@ class ProfilesActivity : BaseActivity() {
                     }
 
                     runClash { clash ->
-                        clash.profileService.addProfile(profile
-                            .copy(lastUpdate = System.currentTimeMillis()))
+                        clash.profileService.touchProfile(profile.id)
                     }
                 }
                 catch (e: Exception) {

service/src/main/aidl/com/github/kr328/clash/service/IClashProfileService.aidl

@@ -7,5 +7,6 @@ interface IClashProfileService {
     void setActiveProfile(int id);
     void addProfile(in ClashProfileEntity profile);
     void removeProfile(int id);
+    void touchProfile(int id);
     ClashProfileEntity queryActiveProfile();
 }

service/src/main/java/com/github/kr328/clash/service/ClashProfileService.kt

@@ -42,6 +42,10 @@ class ClashProfileService(context: Context, private val master: Master) :
         master.preformProfileChanged()
     }
 
+    override fun touchProfile(id: Int) {
+        profileDao.touchProfile(id)
+    }
+
     override fun queryProfiles(): Array<ClashProfileEntity> {
         return profileDao.queryProfiles()
     }

service/src/main/java/com/github/kr328/clash/service/data/ClashProfileDao.kt

@@ -21,4 +21,7 @@ interface ClashProfileDao {
 
     @Query("DELETE FROM profiles WHERE id = :id")
     fun removeProfile(id: Int)
+
+    @Query("UPDATE profiles SET last_update = :lastUpdate WHERE id = :id")
+    fun touchProfile(id: Int, lastUpdate: Long = System.currentTimeMillis())
 }