//
//  TPMoviePlayerView.m
//  ThePaperBase
//
//  Created by zhousan on 16/1/6.
//  Copyright © 2016年 scar1900. All rights reserved.
//

#import "TPMoviePlayerView.h"
#import <CoreTelephony/CTCallCenter.h>
#import <CoreTelephony/CTCall.h>
#import "TPLightView.h"
#import <MediaPlayer/MediaPlayer.h>
#import "PlayerView.h"

@interface TPMoviePlayerView () {
    CGPoint  beginPoint;
    CGPoint  movePoint;
    CGPoint  tempPoint;
    UISlider* volumeViewSlider;
    CGFloat sysV;
    CGFloat value;
    NSString  *directionString;
    CTCallCenter *callCenter;
}

@property (nonatomic, strong) UIView            *playBackView;
@property (nonatomic, strong) UILabel           *totalLabel;
@property (nonatomic, strong) UILabel           *currLabel;
@property (nonatomic, strong) UIImageView       *playImage;
@property (nonatomic, strong) UIProgressView    *timeSlider;
@property (nonatomic, strong) TPLightView       *lightView;
@property (nonatomic, strong) PlayerView        *playerView;
@property (nonatomic, strong) NSURL             *contentURL;
@property (nonatomic, strong) AVPlayer          *player;
@property (nonatomic, strong) AVPlayerItem      *playerItem;
@property (nonatomic, assign) CGRect            vedioFrame;

@end

@implementation TPMoviePlayerView

- (id)initWithFrame:(CGRect)frame contentUrl:(NSURL *)contentUrl andFullScreen:(BOOL)fullScreen andSuperView:(UIView *)superView{
    
    self = [super initWithFrame:frame];
    if (self) {
        
        self.playerItem = [AVPlayerItem playerItemWithURL:contentUrl];
        [self.playerItem addObserver:self forKeyPath:@"status" options:NSKeyValueObservingOptionNew context:nil];// 监听status属性
        [self.playerItem addObserver:self forKeyPath:@"loadedTimeRanges" options:NSKeyValueObservingOptionNew context:nil];// 监听loadedTimeRanges属性
        self.player = [AVPlayer playerWithPlayerItem:self.playerItem];
        self.playerView = [[PlayerView alloc] initWithFrame:CGRectZero];
        self.playerView.player = _player;
        [self.player play];
        [self addSubview:self.playerView];
        [self.playerView makeConstraints:^(MASConstraintMaker *make) {
            make.edges.equalTo(self);
        }];
        [superView addSubview:self];
        [self relayoutSubViewForScreen:frame];
        // 添加视频播放结束通知
        [[NSNotificationCenter defaultCenter]addObserver:self selector:@selector(moviePlayDidEnd:) name:AVPlayerItemDidPlayToEndTimeNotification object:_playerItem];

        MPVolumeView *volumeView = [[MPVolumeView alloc] init];
        volumeView.showsVolumeSlider = YES;
        for (UIView *view in [volumeView subviews]){
            if ([view.class.description isEqualToString:@"MPVolumeSlider"]){
                volumeViewSlider = (UISlider*)view;
                break;
            }
        }
        sysV = volumeViewSlider.value;
        [UIScreen mainScreen].wantsSoftwareDimming = YES;
        [volumeViewSlider sendActionsForControlEvents:UIControlEventTouchUpInside];
        
        self.backgroundColor = [UIColor blackColor];
        //        [[AVAudioSession sharedInstance] setCategory:AVAudioSessionCategoryPlayback error:nil];
        
        [MobClick event:@"4"];
        
        [self addSubview:self.playBackView];
        [self addSubview:self.lightView];
        
        [self.lightView makeConstraints:^(MASConstraintMaker *make) {
            make.centerX.equalTo(self);
            make.centerY.equalTo(self);
            make.size.mas_equalTo(CGSizeMake(155, 155));
        }];
        
        [self.playBackView makeConstraints:^(MASConstraintMaker *make) {
            make.centerX.equalTo(self);
            make.centerY.equalTo(self);
            make.size.mas_equalTo(CGSizeMake(140, 60));
        }];
        
        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarOrientationWillChange:) name:UIApplicationDidChangeStatusBarOrientationNotification object:nil];
        
        callCenter = [[CTCallCenter alloc] init];
        
        __block typeof(self) weakSelf = self;
        callCenter.callEventHandler = ^(CTCall* call) {
            if ([call.callState isEqualToString:CTCallStateDisconnected])
            {
                dispatch_async(dispatch_get_main_queue(), ^{
                    [weakSelf.player play];
                });
                NSLog(@"Call has been disconnected");
            }
            else if ([call.callState isEqualToString:CTCallStateConnected])
            {
                NSLog(@"Call has just been connected");
            }
            else if([call.callState isEqualToString:CTCallStateIncoming])
            {
                NSLog(@"Call is incoming");
            }
            else if ([call.callState isEqualToString:CTCallStateDialing])
            {
                NSLog(@"call is dialing");
            }
            else
            {
                NSLog(@"Nothing is done");
            }
        };
    }
    return self;
}

- (void)relayoutSubViewForScreen:(CGRect)rect {
    if (self) {
        [self remakeConstraints:^(MASConstraintMaker *make) {
            make.left.mas_equalTo(rect.origin.x);
            make.top.mas_equalTo(rect.origin.y);
            make.size.mas_equalTo(rect.size);
        }];
    }
}

- (void)moviePlayDidEnd:(NSNotification *)notification {
    if ([self.delegate respondsToSelector:@selector(playFinish)]) {
        [self.delegate playFinish];
    }
}

// KVO方法
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
//    AVPlayerItem *playerItem = (AVPlayerItem *)object;
//    if ([keyPath isEqualToString:@"status"]) {
//        if ([playerItem status] == AVPlayerStatusReadyToPlay) {
//            NSLog(@"AVPlayerStatusReadyToPlay");
//            CMTime duration = self.playerItem.duration;// 获取视频总长度
//            CGFloat totalSecond = playerItem.duration.value / playerItem.duration.timescale;// 转换成秒
//            _totalTime = [self convertTime:totalSecond];// 转换成播放时间
//            [self customVideoSlider:duration];// 自定义UISlider外观
//            NSLog(@"movie total duration:%f",CMTimeGetSeconds(duration));
//            [self monitoringPlayback:self.playerItem];// 监听播放状态
//        } else if ([playerItem status] == AVPlayerStatusFailed) {
//            NSLog(@"AVPlayerStatusFailed");
//        }
//    } else if ([keyPath isEqualToString:@"loadedTimeRanges"]) {
//        NSTimeInterval timeInterval = [self availableDuration];// 计算缓冲进度
//        NSLog(@"Time Interval:%f",timeInterval);
//        CMTime duration = _playerItem.duration;
//        CGFloat totalDuration = CMTimeGetSeconds(duration);
//        [self.videoProgress setProgress:timeInterval / totalDuration animated:YES];
//    }
}

- (NSTimeInterval)availableDuration {
    NSArray *loadedTimeRanges = [[self.playerView.player currentItem] loadedTimeRanges];
    CMTimeRange timeRange = [loadedTimeRanges.firstObject CMTimeRangeValue];// 获取缓冲区域
    float startSeconds = CMTimeGetSeconds(timeRange.start);
    float durationSeconds = CMTimeGetSeconds(timeRange.duration);
    NSTimeInterval result = startSeconds + durationSeconds;// 计算缓冲总进度
    return result;
}

/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code
}
*/

@end