#import "TGLocationOptionsView.h"

#import "TGFont.h"

#import "TGModernButton.h"
#import "TGLocationMapModeControl.h"

#import "TGLocationMapViewController.h"
#import "TGSearchBar.h"

#import "LegacyComponentsInternal.h"
#import "TGImageUtils.h"

@interface TGLocationOptionsView ()
{
    UIImageView *_backgroundView;
    TGModernButton *_mapModeButton;
    UIView *_mapModeClipView;
    UIView *_mapModeBackgroundView;
    TGLocationMapModeControl *_mapModeControl;
    TGLocationTrackingButton *_trackButton;
    UIView *_separatorView;
}
@end

@implementation TGLocationOptionsView

- (instancetype)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self != nil)
    {
        _mapModeClipView = [[UIView alloc] init];
        _mapModeClipView.clipsToBounds = true;
        [self addSubview:_mapModeClipView];
        
        _backgroundView = [[UIImageView alloc] init];
        _backgroundView.image = [TGComponentsImageNamed(@"LocationTopPanel") resizableImageWithCapInsets:UIEdgeInsetsMake(15.0f, 15.0f, 18.0f, 15.0f)];
        [self addSubview:_backgroundView];
        
        UIView *mapModeBackgroundView = nil;
        if (iosMajorVersion() >= 8)
        {
            _mapModeBackgroundView = [[UIVisualEffectView alloc] initWithEffect:[UIBlurEffect effectWithStyle:UIBlurEffectStyleExtraLight]];
            mapModeBackgroundView = ((UIVisualEffectView *)_mapModeBackgroundView).contentView;
        }
        else
        {
            _mapModeBackgroundView = [[UIView alloc] init];
            _mapModeBackgroundView.backgroundColor = [UIColor whiteColor];
            mapModeBackgroundView = _mapModeBackgroundView;
        }
        _mapModeBackgroundView.clipsToBounds = true;
        _mapModeBackgroundView.layer.cornerRadius = 4.0f;
        _mapModeBackgroundView.alpha = 0.0f;
        _mapModeBackgroundView.userInteractionEnabled = false;
        _mapModeBackgroundView.hidden = true;
        [_mapModeClipView addSubview:_mapModeBackgroundView];
        
        _mapModeControl = [[TGLocationMapModeControl alloc] init];
        _mapModeControl.selectedSegmentIndex = 0;
        [_mapModeControl addTarget:self action:@selector(modeChanged:) forControlEvents:UIControlEventValueChanged];
        [mapModeBackgroundView addSubview:_mapModeControl];
        
        _mapModeButton = [[TGModernButton alloc] initWithFrame:CGRectMake(0.0f, 0.0f, 45.0f, 45.0f)];
        _mapModeButton.adjustsImageWhenHighlighted = false;
        [_mapModeButton setImage:TGComponentsImageNamed(@"LocationInfo.png") forState:UIControlStateNormal];
        [_mapModeButton setImage:TGComponentsImageNamed(@"LocationInfo_Active.png") forState:UIControlStateSelected];
        [_mapModeButton setImage:TGComponentsImageNamed(@"LocationInfo_Active.png") forState:UIControlStateSelected | UIControlStateHighlighted];
        [_mapModeButton addTarget:self action:@selector(mapModeButtonPressed) forControlEvents:UIControlEventTouchUpInside];
        [self addSubview:_mapModeButton];
        
        _trackButton = [[TGLocationTrackingButton alloc] initWithFrame:CGRectMake(0.0f, 0.0f, 45.0f, 45.0f)];
        [_trackButton addTarget:self action:@selector(trackPressed:) forControlEvents:UIControlEventTouchUpInside];
        [self addSubview:_trackButton];
        
        _separatorView = [[UIView alloc] init];
        _separatorView.backgroundColor = UIColorRGB(0xcccccc);
        [self addSubview:_separatorView];
    }
    return self;
}

- (void)setPallete:(TGLocationPallete *)pallete
{
    _pallete = pallete;
    
    if (![_mapModeBackgroundView isKindOfClass:[UIVisualEffectView class]])
        _mapModeBackgroundView.backgroundColor = pallete.backgroundColor;
    else
        ((UIVisualEffectView *)_mapModeBackgroundView).effect = pallete.searchBarPallete.isDark ? [UIBlurEffect effectWithStyle:UIBlurEffectStyleDark] : [UIBlurEffect effectWithStyle:UIBlurEffectStyleExtraLight];
    
    if (![pallete.backgroundColor isEqual:[UIColor whiteColor]])
    {
        UIGraphicsBeginImageContextWithOptions(_backgroundView.image.size, false, 0.0f);
        [_backgroundView.image drawAtPoint:CGPointZero];
        
        CGContextRef context = UIGraphicsGetCurrentContext();
        [pallete.backgroundColor setFill];
        UIBezierPath *path = [UIBezierPath bezierPathWithRoundedRect:CGRectMake(4.0f, 4.0f, 46.5f, 46.5f) cornerRadius:10.0f];
        CGContextAddPath(context, path.CGPath);
        CGContextFillPath(context);
        
        UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
        UIGraphicsEndImageContext();
        
        _backgroundView.image = [image resizableImageWithCapInsets:UIEdgeInsetsMake(15.0f, 15.0f, 18.0f, 15.0f)];
    }
    
    _separatorView.backgroundColor = pallete.separatorColor;
    
    [_mapModeButton setImage:TGTintedImage(TGComponentsImageNamed(@"LocationInfo.png"), pallete.accentColor) forState:UIControlStateNormal];
    [_mapModeButton setImage:TGTintedImage(TGComponentsImageNamed(@"LocationInfo_Active.png"), pallete.accentColor) forState:UIControlStateSelected];
    [_mapModeButton setImage:TGTintedImage(TGComponentsImageNamed(@"LocationInfo_Active.png"), pallete.accentColor) forState:UIControlStateSelected | UIControlStateHighlighted];
    
    [_trackButton setAccentColor:pallete.accentColor spinnerColor:pallete.secondaryTextColor];
    
    if (pallete != nil && pallete.searchBarPallete.segmentedControlBackgroundImage == nil)
        _mapModeButton.tintColor = pallete.accentColor;
    
    [_mapModeControl setBackgroundImage:pallete.searchBarPallete.segmentedControlBackgroundImage forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
    [_mapModeControl setBackgroundImage:pallete.searchBarPallete.segmentedControlSelectedImage forState:UIControlStateSelected barMetrics:UIBarMetricsDefault];
    [_mapModeControl setBackgroundImage:pallete.searchBarPallete.segmentedControlSelectedImage forState:UIControlStateSelected | UIControlStateHighlighted barMetrics:UIBarMetricsDefault];
    [_mapModeControl setBackgroundImage:pallete.searchBarPallete.segmentedControlHighlightedImage forState:UIControlStateHighlighted barMetrics:UIBarMetricsDefault];
    [_mapModeControl setDividerImage:pallete.searchBarPallete.segmentedControlDividerImage forLeftSegmentState:UIControlStateNormal rightSegmentState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
        
    [_mapModeControl setTitleTextAttributes:@{UITextAttributeTextColor:pallete.searchBarPallete.accentColor, UITextAttributeTextShadowColor: [UIColor clearColor], UITextAttributeFont: TGSystemFontOfSize(13)} forState:UIControlStateNormal];
    [_mapModeControl setTitleTextAttributes:@{UITextAttributeTextColor:pallete.searchBarPallete.accentColor, UITextAttributeTextShadowColor: [UIColor clearColor], UITextAttributeFont: TGSystemFontOfSize(13)} forState:UIControlStateSelected];
}

- (BOOL)pointInside:(CGPoint)point withEvent:(UIEvent *)event
{
    bool result = [super pointInside:point withEvent:event];
    if (!result)
        result = [_mapModeControl pointInside:[self convertPoint:point toView:_mapModeControl] withEvent:event];
    
    return result;
}

- (void)mapModeButtonPressed
{
    _mapModeButton.selected = !_mapModeButton.selected;
    [self setMapModeControlHidden:!_mapModeButton.selected animated:true];
}

- (void)modeChanged:(TGLocationMapModeControl *)sender
{
    if (self.mapModeChanged != nil)
        self.mapModeChanged(sender.selectedSegmentIndex);
    
    _mapModeButton.selected = false;
    [self setMapModeControlHidden:true animated:true];
}

- (void)trackPressed:(TGLocationTrackingButton *)sender
{
    if (self.trackModePressed != nil)
        self.trackModePressed();
}

- (void)setTrackingMode:(TGLocationTrackingMode)trackingMode animated:(bool)animated
{
    [_trackButton setTrackingMode:trackingMode animated:animated];
}

- (void)setLocationAvailable:(bool)available animated:(bool)animated
{
    [_trackButton setLocationAvailable:available animated:animated];
}

- (void)layoutSubviews
{
    _backgroundView.frame = CGRectMake(-5.0f, -5.0f, 45.0f + 10.0f, 90.0f + 5.0f + 6.0f);
    _mapModeButton.frame = CGRectMake(0.0f, 0.0f, 45.0f, 45.0f);
    _trackButton.frame = CGRectMake(0.0f, 45.0f, 45.0f, 45.0f);
    _separatorView.frame = CGRectMake(0.0f, 45.0f, 45.0f, TGScreenPixel);
}

- (void)setMapModeControlHidden:(bool)hidden animated:(bool)animated
{
    _mapModeBackgroundView.userInteractionEnabled = !hidden;
    
    if (!hidden)
    {
        _mapModeClipView.frame = CGRectMake(-self.frame.origin.x + 12.0f, 8.0f, self.superview.frame.size.width - 45.0f - 12.0f, _mapModeControl.frame.size.height);
        _mapModeControl.frame = CGRectMake(0.0f, 0.0f, _mapModeClipView.frame.size.width - 16.0f, _mapModeControl.frame.size.height);
        
        if (_mapModeBackgroundView.hidden)
        {
            _mapModeBackgroundView.hidden = false;
            _mapModeBackgroundView.frame = CGRectMake(_mapModeClipView.frame.size.width, 0.0f, _mapModeClipView.frame.size.width - 16.0f, _mapModeControl.frame.size.height);
        }
    }
    
    if (animated)
    {
        [UIView animateWithDuration:0.3f delay:0.0f options:7 << 16 animations:^
        {
            _mapModeBackgroundView.frame = CGRectMake(hidden ? _mapModeClipView.frame.size.width : 0.0f, 0.0f, _mapModeClipView.frame.size.width - 16.0f, _mapModeControl.frame.size.height);
        } completion:nil];
        
        [UIView animateWithDuration:0.25f animations:^
        {
            _mapModeBackgroundView.alpha = hidden ? 0.0f : 1.0f;
        }];
    }
    else
    {
        _mapModeBackgroundView.alpha = hidden ? 0.0f : 1.0f;
    }
}

@end