#import "DBNumberedSlider.h"
#import "LauncherPreferences.h"
#import "LauncherPreferencesViewController.h"

#include "utils.h"

@interface LauncherPreferencesViewController () {
}

// - (void)method

@end

@implementation LauncherPreferencesViewController

UITextField* versionTextField;

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    [self setNeedsUpdateOfScreenEdgesDeferringSystemGestures];
    [self setNeedsUpdateOfHomeIndicatorAutoHidden];
    
    [self setTitle:@"Launcher preferences"];

    CGRect screenBounds = [[UIScreen mainScreen] bounds];
    CGFloat screenScale = [[UIScreen mainScreen] scale];

    int width = (int) roundf(screenBounds.size.width);
    int height = (int) roundf(screenBounds.size.height) - self.navigationController.navigationBar.frame.size.height;

    UIScrollView *scrollView = [[UIScrollView alloc] initWithFrame:self.view.frame];
    [self.view addSubview:scrollView];
    scrollView.autoresizingMask = UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth;

    // Update color mode once
    if(@available(iOS 13.0, *)) {
        [self traitCollectionDidChange:nil];
    } else {
        self.view.backgroundColor = [UIColor whiteColor];
    }

    UILabel *btnsizeTextView = [[UILabel alloc] initWithFrame:CGRectMake(4.0, 8.0, 0.0, 30.0)];
    btnsizeTextView.text = @"Button scale: ";
    btnsizeTextView.numberOfLines = 0;
    btnsizeTextView.textAlignment = NSTextAlignmentCenter;
    [btnsizeTextView sizeToFit];
    CGRect tempRect = btnsizeTextView.frame;
    tempRect.size.height = 30.0;
    btnsizeTextView.frame = tempRect;
    
    [scrollView addSubview:btnsizeTextView];
    
    DBNumberedSlider *buttonSizeSlider = [[DBNumberedSlider alloc] initWithFrame:CGRectMake(8.0 + btnsizeTextView.frame.size.width, 8.0, self.view.frame.size.width - btnsizeTextView.frame.size.width - 12.0, btnsizeTextView.frame.size.height)];
    buttonSizeSlider.tag = 1;
    [buttonSizeSlider addTarget:self action:@selector(sliderMoved:) forControlEvents:UIControlEventTouchUpInside | UIControlEventTouchUpOutside];
    [buttonSizeSlider setBackgroundColor:[UIColor clearColor]];
    buttonSizeSlider.minimumValue = 50.0;
    buttonSizeSlider.maximumValue = 500.0;
    buttonSizeSlider.continuous = YES;
    buttonSizeSlider.value = ((NSNumber *) getPreference(@"button_scale")).floatValue;
    [scrollView addSubview:buttonSizeSlider];

    scrollView.contentSize = CGSizeMake(scrollView.frame.size.width, scrollView.frame.size.height + 200);
}

- (void)sliderMoved:(DBNumberedSlider *)sender {
    switch (sender.tag) {
        case 1:
            setPreference(@"button_scale", @(sender.value));
            break;
        default:
            NSLog(@"what does slider %ld for? implement me!", sender.tag);
            break;
    }
}

- (UIRectEdge)preferredScreenEdgesDeferringSystemGestures {
    return UIRectEdgeBottom;
}

- (BOOL)prefersHomeIndicatorAutoHidden {
    return NO;
}

-(void)traitCollectionDidChange:(UITraitCollection *)previousTraitCollection {
    if(@available(iOS 13.0, *)) {
        if (UITraitCollection.currentTraitCollection.userInterfaceStyle == UIUserInterfaceStyleDark) {
            self.view.backgroundColor = [UIColor blackColor];
        } else {
            self.view.backgroundColor = [UIColor whiteColor];
        }
    }
}

@end