iOS Team / LiveVideoCloud · Files

//
//  LVCPlayer.m
//  LiveVideoCloud
//
//  Created by iOS on 17/3/13.
//  Copyright © 2017年 cnlive. All rights reserved.
//

#import "LVCPlayer.h"
#import "LVCPlayerLoadingView.h"
#import "SevenSwitch.h"

@interface LVCPlayer ()<UIGestureRecognizerDelegate,LVCPlayerLoadingViewDelegate>
{
    LVCChannelDetailsModel *_model;
}

@property (nonatomic, strong) CNLiveMoviePlayerController   *player;
@property (nonatomic, strong) UIButton *backBtn;                    //返回
@property (nonatomic, strong) UIButton *playOrPauseBtn;             //播放/暂停
@property (nonatomic, strong) UILabel *titleLab;                    //标题
@property (nonatomic, strong) UIButton *fullScreenBtn;              //控制全屏按钮
@property (nonatomic, strong) UITapGestureRecognizer *singleTap;    //单击手势
@property (nonatomic, strong) LVCPlayerLoadingView *loadingView;    //加载图
@property (nonatomic, strong) SevenSwitch *barrageSwitch;           //弹幕开关
@property (nonatomic, strong) UIButton *editBtn;                    //全屏编辑按钮
@property (nonatomic, strong) NSTimer *timer;                       //控制上下工具条定时器

@end

@implementation LVCPlayer

- (void)dealloc
{
    NSLog(@"LVCPlayer dealloc");
}

- (instancetype)initWithFrame:(CGRect)frame playerModel:(LVCChannelDetailsModel *)model
{
    self = [super initWithFrame:frame];
    if (self) {
        _model = model;
        
        [self initPlayerWithModel:model];
        
        [self addSubview:self.contentView];
        [self.contentView addSubview:self.bottomBgView];
        [self.contentView addSubview:self.topBgView];
        [self.bottomBgView addSubview:self.playOrPauseBtn];
        [self.bottomBgView addSubview:self.fullScreenBtn];
        [self.topBgView addSubview:self.titleLab];
        [self.topBgView addSubview:self.barrageSwitch];
        [self addSubview:self.backBtn];
        [self.contentView addSubview:self.loadingView];
        [self.contentView addSubview:self.editBtn];
        [self.contentView addGestureRecognizer:self.singleTap];
        
        [self makeSubViewsConstraints];

    }
    return self;
}
#pragma mark -
#pragma mark - initPlayer
- (void)initPlayerWithModel:(LVCChannelDetailsModel *)model
{
    /*
     */
    NSString *channelId = [NSString stringWithFormat:@"82_%@",model.mediaId];
    _player = [[CNLiveMoviePlayerController alloc] initLivePlayWithChannelId:channelId anchorStatus:NO authSuccess:^{
        [self addObservers];
        _player.videoDecoderMode = CNLiveMovieVideoDecoderMode_AUTO;
        _player.shouldAutoplay = YES;
        [_player prepareToPlay];
        [self.contentView addSubview:_player.view];
        [self.contentView sendSubviewToBack:_player.view];
        
        [self makePlayerConstraint];

    } authFailed:^(NSDictionary *errorInfo) {
         NSLog(@"初始化点播播放器失败%@", errorInfo);
        [SVProgressHUD showInfoWithStatus:@"抱歉，加载失败~"];
        [_loadingView stopLoading];
        
    } getAnchorStatusResult:NULL];
    
    /*
     //点播播放
     _player = [[CNLiveMoviePlayerController alloc] initVodPlayWithVId:@"aaa123"
     authSuccess:^{
     
     [self addObservers];
     _player.videoDecoderMode = CNLiveMovieVideoDecoderMode_AUTO;
     _player.shouldAutoplay = YES;
     [_player prepareToPlay];
     [self.contentView addSubview:_player.view];
     [self.contentView sendSubviewToBack:_player.view];
     
     [self makePlayerConstraint];
     
     
     } authFailed:^(NSDictionary *errorInfo) {
     NSLog(@"初始化点播播放器失败%@", errorInfo);
     
     }];
     */
}

#pragma mark -
#pragma mark - action
- (void)playOrPauseBtnAction:(UIButton *)btn
{
    if (btn.selected) {
        [_player pause];
    } else {
        [_player play];
    }
    
    btn.selected =! btn.selected;

}

- (void)backBtnAction:(UIButton *)btn
{
    if (self.delegate && [self.delegate respondsToSelector:@selector(lvcPlayer:clickedBackBtn:)]) {
        [self.delegate lvcPlayer:self clickedBackBtn:btn];
    }
}

- (void)fullScreenBtnAction:(UIButton *)btn
{
    if (self.delegate && [self.delegate respondsToSelector:@selector(lvcPlayer:clickedFullScreenBtn:)]) {
        [self.delegate lvcPlayer:self clickedFullScreenBtn:btn];
    }
   
}

- (void)barrageSwitchAction
{
    self.editBtn.hidden =! self.barrageSwitch.on;
    
    if (self.delegate && [self.delegate respondsToSelector:@selector(lvcPlayer:barrageSwitch:)]) {
        [self.delegate lvcPlayer:self barrageSwitch:_barrageSwitch.on];
    }
    
}

- (void)editBtnAction:(UIButton *)btn
{
    if (self.hideBlock) {
        self.hideBlock(NO);
    }
    
    [self hideControlView];
    
    if (self.delegate && [self.delegate respondsToSelector:@selector(lvcPlayer:clickedEditBtn:)]) {
        [self.delegate lvcPlayer:self clickedEditBtn:btn];
    }
}


- (void)singleTapView
{
    [UIView animateWithDuration:0.25 animations:^{
        _topBgView.alpha = _topBgView.alpha == 0 ? 1 : 0;
        _bottomBgView.alpha = _bottomBgView.alpha == 0 ? 1 : 0;
        _editBtn.alpha = _editBtn.alpha == 0 ? 1 : 0;
    }];
    
    [self autoHideControlView];
    
    if (_isFullScreen) {
        [[UIApplication sharedApplication] setStatusBarHidden:self.topBgView.alpha == 0 ? YES : NO withAnimation:UIStatusBarAnimationFade];
        if (self.hideBlock) {
            self.hideBlock(YES);
        }
    }
    
}

- (void)autoHideControlView
{
    if (!_timer) {
        _timer = [NSTimer scheduledTimerWithTimeInterval:3 target:self selector:@selector(hideControlView) userInfo:nil repeats:NO];
    } else {
        [NSObject cancelPreviousPerformRequestsWithTarget:self];
        [_timer invalidate];
        _timer = nil;
    }
}

- (void)hideControlView
{
    
    [UIView animateWithDuration:0.25 animations:^{
        _topBgView.alpha = 0;
        _bottomBgView.alpha = 0;
        _editBtn.alpha = 0;
    }];
    
    if (_isFullScreen) {
        [[UIApplication sharedApplication] setStatusBarHidden:YES withAnimation:UIStatusBarAnimationFade];
    }
    
    if (_timer) {
        [_timer invalidate];
        _timer = nil;
    }
}

#pragma mark -
#pragma mark - LVCPlayerLoadingViewDelegate
- (void)retryBtnClick
{
    [_loadingView startLoading];
    [_player reload:nil];
}

#pragma mark - UIGestureRecognizerDelegate 手势冲突
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch {
    if ([NSStringFromClass([touch.view class]) isEqualToString:@"SevenSwitch"]) {
        return NO;
    }
    return YES;
}

#pragma mark -
#pragma mark - Notification
- (void)addObservers
{
    //视频加载状态改变
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(loadStateDidChange:)
                                                 name:MPMoviePlayerLoadStateDidChangeNotification
                                               object:nil];
    
    //视频播放错误及结束原因
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(moviePlayBackDidFinish:)
                                                 name:MPMoviePlayerPlaybackDidFinishNotification
                                               object:nil];
    
    //视频缓冲至可播放状态
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(mediaIsPreparedToPlayDidChange:)
                                                 name:MPMediaPlaybackIsPreparedToPlayDidChangeNotification
                                               object:nil];
    
    //视频播放状态改变
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(moviePlayBackStateDidChange:)
                                                 name:MPMoviePlayerPlaybackStateDidChangeNotification
                                               object:nil];
    
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(appResignActive:)
                                                 name:UIApplicationWillResignActiveNotification
                                               object:nil];
    
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(appBecomeActive:)
                                                 name:UIApplicationDidBecomeActiveNotification
                                               object:nil];
}

- (void)loadStateDidChange:(NSNotification *)notification
{
    if (_player) {
        MPMovieLoadState loadState = _player.loadState;
        if ((loadState & MPMovieLoadStatePlaythroughOK) != 0) {
            NSLog(@"loadStateDidChange: MPMovieLoadStatePlaythroughOK: %d\n", (int)loadState);
            
        } else if ((loadState & MPMovieLoadStateStalled) != 0) {
            NSLog(@"loadStateDidChange: MPMovieLoadStateStalled: %d\n", (int)loadState);
            
        } else {
            NSLog(@"loadStateDidChange: ???: %d\n", (int)loadState);
        }
    }
}

- (void)moviePlayBackDidFinish:(NSNotification *)notification
{
    if (_player) {
        int reason = [[[notification userInfo] valueForKey:MPMoviePlayerPlaybackDidFinishReasonUserInfoKey] intValue];
        if (MPMovieFinishReasonPlaybackError == reason) {
            _loadingView.hidden = NO;
        } else {
            _loadingView.hidden = YES;
        }
        
        switch (reason)
        {
            case MPMovieFinishReasonPlaybackEnded:
                NSLog(@"playbackStateDidChange: MPMovieFinishReasonPlaybackEnded: %d\n", reason);
                break;
                
            case MPMovieFinishReasonUserExited:
                NSLog(@"playbackStateDidChange: MPMovieFinishReasonUserExited: %d\n", reason);
                break;
                
            case MPMovieFinishReasonPlaybackError:
                NSLog(@"playbackStateDidChange: MPMovieFinishReasonPlaybackError: %d\n", reason);
                break;
                
            default:
                NSLog(@"playbackPlayBackDidFinish: ???: %d\n", reason);
                break;
        }
    }
}

- (void)mediaIsPreparedToPlayDidChange:(NSNotification *)notification
{
    if (_player) {
        NSLog(@"isPreparedToPlay");
    }
}

- (void)moviePlayBackStateDidChange:(NSNotification *)notification
{
    if (_player) {
        
        if (_player.playbackState == MPMoviePlaybackStatePlaying) {
            _playOrPauseBtn.selected = YES;
            _loadingView.hidden = YES;
        } else {
            _playOrPauseBtn.selected = NO;
        }
        
        NSLog(@"moviePlayBackStateDidChange : %ld",(long)_player.playbackState);

        /*
         switch (_player.playbackState) {
         case MPMoviePlaybackStateStopped: {
         
         [self changePlayBtnStatus:NO];
         NSLog(@"moviePlayBackStateDidChange : MPMoviePlaybackStateStopped");
         break;
         }
         case MPMoviePlaybackStatePlaying: {
         [self changePlayBtnStatus:YES];
         NSLog(@"moviePlayBackStateDidChange : MPMoviePlaybackStatePlaying");
         break;
         }
         case MPMoviePlaybackStatePaused:
         [self changePlayBtnStatus:NO];
         NSLog(@"moviePlayBackStateDidChange : MPMoviePlaybackStatePaused");
         break;
         case MPMoviePlaybackStateInterrupted:
         [self changePlayBtnStatus:NO];
         NSLog(@"moviePlayBackStateDidChange : MPMoviePlaybackStateInterrupted");
         break;
         case MPMoviePlaybackStateSeekingForward:
         [self changePlayBtnStatus:NO];
         NSLog(@"moviePlayBackStateDidChange : MPMoviePlaybackStateSeekingForward");
         break;
         case MPMoviePlaybackStateSeekingBackward:
         [self changePlayBtnStatus:NO];
         NSLog(@"moviePlayBackStateDidChange : MPMoviePlaybackStateSeekingBackward");
         break;
         default:
         [self changePlayBtnStatus:NO];
         NSLog(@"moviePlayBackStateDidChange : %ld", _player.playbackState);
         break;
         }
         */
    }
}

- (void)appResignActive:(NSNotification *)noti
{
    [_player pause];
}

- (void)appBecomeActive:(NSNotification *)noti
{
    [_player play];
}

#pragma mark -
#pragma mark - public
- (void)stopPlaying
{
    if (_player.isPlaying) {
        [_player stop];
    }
    _player = nil;
    
    if (_timer) {
        [_timer invalidate];
        _timer = nil;
    }
    
    [self removeMovieNotificationObservers];
}

- (void)removeMovieNotificationObservers
{
    [[NSNotificationCenter defaultCenter]removeObserver:self
                                                   name:MPMoviePlayerLoadStateDidChangeNotification
                                                 object:nil];
    [[NSNotificationCenter defaultCenter]removeObserver:self
                                                   name:MPMoviePlayerPlaybackDidFinishNotification
                                                 object:nil];
    [[NSNotificationCenter defaultCenter]removeObserver:self
                                                   name:MPMediaPlaybackIsPreparedToPlayDidChangeNotification
                                                 object:nil];
    [[NSNotificationCenter defaultCenter]removeObserver:self
                                                   name:MPMoviePlayerPlaybackStateDidChangeNotification
                                                 object:nil];
}

#pragma mark -
#pragma mark - makeConstraints
- (void)makePlayerConstraint
{
    [self.player.view mas_makeConstraints:^(MASConstraintMaker *make) {
        make.width.equalTo(self.contentView);
        make.height.equalTo(self.contentView);
        make.center.equalTo(self.contentView);
    }];
}

- (void)makeSubViewsConstraints
{
  
    [self.contentView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.left.right.bottom.mas_equalTo(0);
    }];
    
    [self.loadingView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.center.equalTo(self.contentView);
        make.width.mas_equalTo(100);
        make.height.mas_equalTo(80);
    }];

    [self.backBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.equalTo(self.topBgView).with.offset(10);
        make.width.height.mas_equalTo(30);
        make.top.equalTo(self.topBgView).with.offset(10);
    }];
    
    [self.topBgView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.top.mas_equalTo(0);
        make.height.mas_equalTo(70);
    }];
    
    [self.barrageSwitch mas_makeConstraints:^(MASConstraintMaker *make) {
        make.width.mas_equalTo(35);
        make.height.mas_equalTo(20);
        make.top.mas_equalTo(20);
        make.right.equalTo(self.topBgView).offset(-60);
    }];
    
    [self.bottomBgView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.bottom.left.right.equalTo(self.contentView).with.offset(0);
        make.height.mas_equalTo(50);
    }];
    
    [self.titleLab mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.equalTo(self.backBtn).offset(40);
        make.top.mas_equalTo(15);
        make.height.mas_equalTo(20);
        make.right.equalTo(self.topBgView).offset(-100);
    }];
    
    [self.playOrPauseBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.bottom.equalTo(self.bottomBgView).with.offset(0);
        make.width.height.mas_equalTo(50);
    }];
    
    [self.fullScreenBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.bottom.equalTo(self.bottomBgView).with.offset(0);
        make.width.height.mas_equalTo(50);
    }];
    
    [self.editBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.width.height.mas_equalTo(40);
        make.centerY.equalTo(self.contentView);
        make.right.equalTo(self.contentView).with.offset(-20);
    }];
    
}

#pragma mark -
#pragma mark - setter
- (void)setIsFullScreen:(BOOL)isFullScreen
{
    _isFullScreen = isFullScreen;

    if (isFullScreen) {
        
        _barrageSwitch.hidden = NO;
        _editBtn.hidden = NO;
        
        [self.backBtn mas_updateConstraints:^(MASConstraintMaker *make) {
            make.top.equalTo(self.topBgView).with.offset(20);
        }];
        
        [self.titleLab mas_updateConstraints:^(MASConstraintMaker *make) {
            make.top.mas_equalTo(25);
        }];
        
    } else {
        
        _barrageSwitch.hidden = YES;
        _editBtn.hidden = YES;

        [self.backBtn mas_updateConstraints:^(MASConstraintMaker *make) {
            make.top.equalTo(self.topBgView).with.offset(10);
        }];
        
        [self.titleLab mas_updateConstraints:^(MASConstraintMaker *make) {
            make.top.mas_equalTo(15);
        }];
    }
}

- (void)exitPlayer {
    if (_player.isPlaying) {
        [_player stop];
    }
    
    [_player destroyPlayer];
    _player = nil;
    [self removeMovieNotificationObservers];
    
    if (_timer) {
        [_timer invalidate];
        _timer = nil;
    }
}

#pragma mark -
#pragma mark - getter

- (BOOL)displayBarrage
{
    return _barrageSwitch.on;
}

- (UIImageView *)contentView
{
    if (!_contentView) {
        _contentView = [[UIImageView alloc] init];
        _contentView.backgroundColor = [UIColor blackColor];
        _contentView.userInteractionEnabled = YES;
    }
    return _contentView;
}

- (UIImageView *)topBgView
{
    if (!_topBgView) {
        _topBgView = [[UIImageView alloc] init];
        _topBgView.image = [UIImage imageNamed:@"top_shadow"];
        _topBgView.userInteractionEnabled = YES;
    }
    return _topBgView;
}

- (UIImageView *)bottomBgView
{
    if (!_bottomBgView) {
        _bottomBgView = [[UIImageView alloc] init];
        _bottomBgView.image = [UIImage imageNamed:@"bottom_shadow"];
        _bottomBgView.userInteractionEnabled = YES;
    }
    return _bottomBgView;
}

- (UIButton *)playOrPauseBtn
{
    if (!_playOrPauseBtn) {
        _playOrPauseBtn = [UIButton buttonWithType:UIButtonTypeCustom];
        [_playOrPauseBtn setImage:[UIImage imageNamed:@"play"] forState:UIControlStateNormal];
        [_playOrPauseBtn setImage:[UIImage imageNamed:@"pause"] forState:UIControlStateSelected];
        [_playOrPauseBtn addTarget:self action:@selector(playOrPauseBtnAction:) forControlEvents:UIControlEventTouchUpInside];
    }
    return _playOrPauseBtn;
}

- (UILabel *)titleLab
{
    if (!_titleLab) {
        _titleLab = [[UILabel alloc] init];
        _titleLab.text = _model.title;
        _titleLab.textColor = [UIColor whiteColor];
        _titleLab.font = [UIFont systemFontOfSize:17];
    }
    return _titleLab;
}

- (UIButton *)fullScreenBtn
{
    if (!_fullScreenBtn) {
        _fullScreenBtn = [UIButton buttonWithType:UIButtonTypeCustom];
        [_fullScreenBtn setImage:[UIImage imageNamed:@"fullscreen"] forState:UIControlStateNormal];
        [_fullScreenBtn setImage:[UIImage imageNamed:@"nonfullscreen"] forState:UIControlStateSelected];
        [_fullScreenBtn addTarget:self action:@selector(fullScreenBtnAction:) forControlEvents:UIControlEventTouchUpInside];
    }
    return _fullScreenBtn;
}

- (UIButton *)backBtn
{
    if (!_backBtn) {
        _backBtn = [UIButton buttonWithType:UIButtonTypeCustom];
        [_backBtn setImage:[UIImage imageNamed:@"play_back"] forState:UIControlStateNormal];
        [_backBtn addTarget:self action:@selector(backBtnAction:) forControlEvents:UIControlEventTouchUpInside];
    }
    return _backBtn;
}

- (LVCPlayerLoadingView *)loadingView
{
    if (!_loadingView) {
        _loadingView = [[LVCPlayerLoadingView alloc] init];
    }
    return _loadingView;
}

- (UITapGestureRecognizer *)singleTap
{
    if (!_singleTap) {
        _singleTap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(singleTapView)];
        _singleTap.delegate = self;
    }
    return _singleTap;
}

- (SevenSwitch *)barrageSwitch {  //弹幕开关
    if (!_barrageSwitch) {
        _barrageSwitch = [[SevenSwitch alloc] init];
        _barrageSwitch.knobOnImage = [UIImage imageNamed:@"弹off"];
        _barrageSwitch.knobOffImage = [UIImage imageNamed:@"弹off"];
        _barrageSwitch.onColor = [UIColor yellowColorZX];
        _barrageSwitch.borderColor = [UIColor blackColor];
        _barrageSwitch.activeColor = [UIColor blackColor];
        _barrageSwitch.inactiveColor = [UIColor blackColor];
        _barrageSwitch.on = YES;
        _barrageSwitch.hidden = YES;
        [_barrageSwitch addTarget:self action:@selector(barrageSwitchAction) forControlEvents:UIControlEventValueChanged];
    }
    return _barrageSwitch;
}

- (UIButton *)editBtn
{
    if (!_editBtn) {
        _editBtn = [UIButton buttonWithType:UIButtonTypeCustom];
        [_editBtn setImage:[UIImage imageNamed:@"Barrage input"] forState:UIControlStateNormal];
        [_editBtn addTarget:self action:@selector(editBtnAction:) forControlEvents:UIControlEventTouchUpInside];
        _editBtn.hidden = YES;
    }
    return _editBtn;
}

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

@end