huaxun/LekangGuard/Home/VideoChat(视频聊天)/Agora/CallViewController.m

//
//  CallViewController.m
//  OpenDuo
//
//  Created by suleyu on 2017/10/31.
//  Copyright © 2017 Agora. All rights reserved.
//



//ios > 10
//#import <CallKit/CXCallObserver.h>
//#import <CallKit/CXCall.h>

#import "CallViewController.h"
#import <JLAuthorizationManager.h>
#import <AVFoundation/AVFoundation.h>
#import <AgoraRtcKit/AgoraRtcEngineKit.h>
#import "MJExtension.h"
#import "AppDelegate.h"

//CXCallObserverDelegate
@interface CallViewController ()<AgoraRtcEngineDelegate>
{
    AVAudioPlayer *audioPlayer;
    AgoraRtcEngineKit *mediaEngine;
    int wait_duration;
    NSInteger tempElapsed ;
    BOOL hangUping;
    
    //CXCallObserver *callObserver;
}

@property (strong, nonatomic) LGAlertView *alertView;
@property (weak, nonatomic) IBOutlet UIView *remoteVideo;
@property (weak, nonatomic) IBOutlet UIView *localVideo;

/**
 控制 挂断 和 接听的 容器
 */
@property (weak, nonatomic) IBOutlet UIStackView *buttonStackView;
/**
 主动挂断按钮 View
 */
@property (weak, nonatomic) IBOutlet UIView *activeHangupView;

/**
 摄像头切换 容器 View
 */
@property (weak, nonatomic) IBOutlet UIView *switchCameraView;
/**
  静音按钮 容器View
 */
@property (weak, nonatomic) IBOutlet UIView *muteBtnView;


/**
 被动挂断按钮 View
 */
@property (weak, nonatomic) IBOutlet UIView *hangupView;

/**
 接听按钮 View
 */
@property (weak, nonatomic) IBOutlet UIView *acceptView;


@property (strong, nonatomic) AgoraRtcEngineKit *agoraKit;
@property (nonatomic) int timeLength;
@property (strong, nonatomic) NSTimer *timeTimer;
@property (weak, nonatomic) IBOutlet UILabel *timeLabel;

/**
 是否是接通状态
 */
@property (nonatomic) BOOL isCall;

@property (weak, nonatomic) IBOutlet UIImageView *headImageView;

@property (weak, nonatomic) IBOutlet UILabel *nameLabel;


@end

@implementation CallViewController

- (void)viewDidLoad
{
    [super viewDidLoad];
    kWeakSelf(self)
    //添加通知
    [[NSNotificationCenter defaultCenter] addObserverForName:AccountMessageNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification * _Nonnull note) {
        NSDictionary *dic = note.object;
        NSDictionary *msgDic = dic[@"message"];
        NSString * msgType = msgDic[@"type"];
        if([msgType isEqualToString:@"reject"]){
            //拒绝视频通话
            [weakself activeHangUpBtnAction:nil];
        }else{
            return ;
        }
        
    }];
    self.remoteVideo.frame = CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
    /// 初始化声网
    [self initializeAgoraEngine];
    self.headImageView.layer.cornerRadius = 4;
    self.headImageView.layer.masksToBounds = YES;
    //判断性别
    NSString *sexImageName = APIManager.sharedManager.deviceModel.sex == 2 ? @"icon_girl_head_portrait" : @"icon_boy_head_portrait";
    [self.headImageView sd_setImageWithURL:[NSURL URLWithString:APIManager.sharedManager.deviceModel.image]
                     placeholderImage:ImageName_(sexImageName)
                              options:SDWebImageRetryFailed];
    self.nameLabel.text = APIManager.sharedManager.deviceModel.name;
    
    //设置视频 分辨率等设置
   // [self setupVideo];
    //设置 本地视频摄像头
  //  [self setupLocalVideo];
    
    //MARK: 时间默认 不显示 接通后才显示
    self.timeLabel.hidden = YES;
    
    JLAuthorizationManager *jlManager = [JLAuthorizationManager defaultManager];
    [jlManager JL_requestAuthorizationWithAuthorizationType:JLAuthorizationTypeMicrophone
                                          authorizedHandler:nil
                                        unAuthorizedHandler:^{
        EasyAlertView *alertV = [EasyAlertView alertViewWithTitle:GJText(@"请为智能守护5打开麦克风权限") subtitle:nil AlertViewType:AlertViewTypeSystemAlert config:nil];
        [alertV addAlertItem:^EasyAlertItem *{
            return [EasyAlertItem itemWithTitle:GJText(@"取消") type:AlertItemTypeSystemCancel callback:^(EasyAlertView *showview, long index) {
                if(weakself.isReceiveCall){
                    [weakself activeHangUpBtnAction:nil];
                }else{
                    [weakself hangUpButton:nil];
                }
            }];
        }];
        [alertV addAlertItem:^EasyAlertItem *{
            return [EasyAlertItem itemWithTitle:GJText(@"确定") type:AlertItemTypeSystemDefault callback:^(EasyAlertView *showview, long index) {
                [[UIApplication sharedApplication] openURL:[NSURL URLWithString:UIApplicationOpenSettingsURLString]];
            }];
        }];
        [alertV showAlertView];
    }];
    
    //    MARK: 处理来电接听挂断
    if([UIDevice currentDevice].systemVersion.floatValue > 10.0){
        //callObserver= [CXCallObserver new];
        //[callObserver setDelegate:self queue:dispatch_get_main_queue()];
    }
    
    self.jietingLabel.text = GJText(@"接听");
    self.guanduanLabel.text = GJText(@"挂断");
    self.guanduanLabel1.text = GJText(@"挂断");
    self.jingyinLabel.text = GJText(@"静音");
    self.qiehuanLabel.text = GJText(@"转换摄像头");
    
}



- (void)initializeAgoraEngine
{
    NSLog(@"声网 SDK 版本 %@",[AgoraRtcEngineKit getSdkVersion]);
    AgoraRtcEngineConfig *config = [AgoraRtcEngineConfig new];
    config.appId = self.appid;
    config.areaCode = AgoraAreaCodeTypeCN;
    config.channelProfile = AgoraChannelProfileLiveBroadcasting;
    
    self.agoraKit = [AgoraRtcEngineKit sharedEngineWithConfig:config delegate:self];
    //[self.agoraKit setChannelProfile:AgoraChannelProfileLiveBroadcasting];
    [self.agoraKit setClientRole:AgoraClientRoleBroadcaster];
    [self.agoraKit enableVideo];
    //[self.agoraKit setLogFile:@"agorasdk"];
    
    ///  设置 视频分辨率
     [self setupVideo];
    
}

/**
 设置 视频分辨率
 */
- (void)setupVideo
{
    // Default mode is disableVideo
    
    
    [self.agoraKit setParameters:@"{\"engine.video.codec_type\":\"20\"}"];
    [self.agoraKit setParameters:@"{\"rtc.audio.acm_ptime\":60}"];
    [self.agoraKit setParameters:@"{\"rtc.audio.custom_payload_type\":9}"];
    
    if(self.videoSize.width == 160 && self.videoSize.height == 128){
        self.videoSize = CGSizeMake(160, 128);
       
        AgoraVideoEncoderConfiguration *encoderConfiguration =
        [[AgoraVideoEncoderConfiguration alloc] initWithSize:self.videoSize
                                                   frameRate:AgoraVideoFrameRateFps7
                                                     bitrate:AgoraVideoBitrateStandard
                                             orientationMode:AgoraVideoOutputOrientationModeFixedPortrait
                                                  mirrorMode:AgoraVideoMirrorModeAuto];
        encoderConfiguration.dimensions = self.videoSize;
        [self.agoraKit setVideoEncoderConfiguration:encoderConfiguration];
    }
    else
    {
        self.videoSize = AgoraVideoDimension240x240;
        
        AgoraVideoEncoderConfiguration *encoderConfiguration =
        [[AgoraVideoEncoderConfiguration alloc] initWithSize:self.videoSize
                                                   frameRate:AgoraVideoFrameRateFps7
                                                     bitrate:AgoraVideoBitrateStandard
                                             orientationMode:AgoraVideoOutputOrientationModeFixedPortrait
                                                  mirrorMode:AgoraVideoMirrorModeAuto];
        encoderConfiguration.dimensions = AgoraVideoDimension240x240;
        [self.agoraKit setVideoEncoderConfiguration:encoderConfiguration];
    }
    
    
//    if(self.videoSize.width == 0 && self.videoSize.height == 0){
//        self.videoSize = AgoraVideoDimension240x240;
//    }
//
//    //[self.agoraKit setParameters:@"{\"rtc.audio.acm_ptime\":60}"];
//    [self.agoraKit setParameters:@"{\"engine.video.codec_type\":\"20\"}"];
//    [self.agoraKit setParameters:@"{\"rtc.audio.custom_payload_type\":9}"];
//
//    AgoraVideoEncoderConfiguration *encoderConfiguration =
//    [[AgoraVideoEncoderConfiguration alloc] initWithSize:self.videoSize
//                                               frameRate:AgoraVideoFrameRateFps7
//                                                 bitrate:AgoraVideoBitrateStandard
//                                         orientationMode:AgoraVideoOutputOrientationModeAdaptative
//                                              mirrorMode:AgoraVideoMirrorModeAuto];
//    encoderConfiguration.dimensions = AgoraVideoDimension240x240;
//    [self.agoraKit setVideoEncoderConfiguration:encoderConfiguration];
    
    [self setupLocalVideo];
    
    //添加拖动手势
    UIPanGestureRecognizer *panGestureRecognizer = [[UIPanGestureRecognizer alloc]
                                                    initWithTarget:self
                                                    action:@selector(handlePan:)];
    [self.remoteVideo addGestureRecognizer:panGestureRecognizer];
    //双击手势
    UITapGestureRecognizer *doubleTapGesture = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(handleDoubleTap:)];
    doubleTapGesture.numberOfTapsRequired =2;
    doubleTapGesture.numberOfTouchesRequired =1;
    [self.remoteVideo addGestureRecognizer:doubleTapGesture];
    
}

/**
 初始化自己的 视频界面
 */
- (void)setupLocalVideo
{
    self.localVideo.frame = CGRectMake(SCREEN_WIDTH*(1-0.25)-25, 50, SCREEN_WIDTH * 0.25, SCREEN_HEIGHT*0.25);
    
    AgoraRtcVideoCanvas *videoCanvas = [[AgoraRtcVideoCanvas alloc] init];
    videoCanvas.uid = self.uid;
    videoCanvas.view = self.localVideo;
    videoCanvas.renderMode = AgoraVideoRenderModeHidden;
    [self.agoraKit setupLocalVideo:videoCanvas];
    [self.agoraKit startPreview];
    [self.agoraKit setDefaultAudioRouteToSpeakerphone:YES];
    //MARK: 设置录音的音量是原本的4倍
    [self.agoraKit adjustRecordingSignalVolume:400];
    self.localVideo.hidden = YES;
    
    //添加拖动手势
    UIPanGestureRecognizer *panGestureRecognizer = [[UIPanGestureRecognizer alloc]
                                                    initWithTarget:self
                                                    action:@selector(handlePan:)];
    [self.localVideo addGestureRecognizer:panGestureRecognizer];
    //双击手势
    UITapGestureRecognizer *doubleTapGesture = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(handleDoubleTap:)];
    doubleTapGesture.numberOfTapsRequired =2;
    doubleTapGesture.numberOfTouchesRequired =1;
    [self.localVideo addGestureRecognizer:doubleTapGesture];
}

/**
 MARK:加入通道
 */
- (void)joinChannel
{
    if(self.channelID && self.uid )
    {
        WeakSelf
        AgoraRtcChannelMediaOptions *option = [AgoraRtcChannelMediaOptions new];
        [option setPublishCameraTrack:[AgoraRtcBoolOptional of:YES]];
        [option setClientRoleType:[AgoraRtcIntOptional of:YES]];
        
        int res = [self.agoraKit joinChannelByToken:self.token channelId:self.channelID uid:self.uid mediaOptions:option joinSuccess:^(NSString * _Nonnull channel, NSUInteger uid, NSInteger elapsed) {
            NSLog(@"加入通道");
            //启动定时器
            [weakSelf _startTimeTimer];
            self.agoraKit.delegate = self;
            
        }];
        NSLog(@"加入通道res == %d" , res);
        //音频外放
        [self.agoraKit setEnableSpeakerphone:YES];
        //启用不自动锁屏
        [UIApplication sharedApplication].idleTimerDisabled = YES;
    }
    
}

/**
 MARK: APP 接听按钮
 */
- (IBAction)acceptBtnAction:(id)sender {
    self.isCall = YES;
    [self joinChannel];
    [self stopRing];
}

/**
 MARK: APP 主动挂断按钮 (接通后APP的挂断)
 
 */
- (IBAction)activeHangUpBtnAction:(id)sender {
    [self stopRing];
    [self leaveChannel];
    if(!hangUping){
        kWeakSelf(self)
        if(sender){
            //调 API 接口 下发指令给设备 上传 video_id
            NSMutableDictionary *parameters = [NSMutableDictionary dictionary];
            [parameters setValue:APIManager.sharedManager.deviceModel.imei forKey:@"imei"];
            [parameters setValue:self.video_id forKey:@"videoId"];
            [[[APIManager sharedManager] APGET:DeleteCall_URL parameters:parameters resultClass:nil] subscribeNext:^(id  _Nullable x) {
                [UICommon HidenLoading];
                NSLog(@"主动挂断成功");
                self->hangUping = NO;
                [weakself dismissViewControllerAnimated:YES completion:nil];
            } error:^(NSError * _Nullable error) {
                NSDictionary *dic = error.userInfo;
                [UICommon MessageErrorText:dic[NSLocalizedDescriptionKey]];
                NSLog(@"主动挂断失败");
                self->hangUping = NO;
                [weakself dismissViewControllerAnimated:YES completion:nil];
            }];
            
        }else{
            if(self.isCall){
                return;
            }
            //MARK: 收到设备主动挂断 后的 推送的 动作
            [UICommon MessageErrorText:F(@"%@ %@", APIManager.sharedManager.deviceModel.name,GJText(@"拒绝了你的通话请求"))];
        }
    }
    
}


/**
 MARK: APP 被动挂断按钮 (接通前APP的挂断)
 
 */
- (IBAction)hangUpButton:(UIButton *)sender {
    [self stopRing];
    [self leaveChannel];
    if(!hangUping){
        hangUping = YES;
        kWeakSelf(self)
        //调 API 接口 下发指令给设备 上传 video_id
        NSMutableDictionary *parameters = [NSMutableDictionary dictionary];
        [parameters setValue:APIManager.sharedManager.deviceModel.imei forKey:@"imei"];
        [parameters setValue:self.video_id forKey:@"videoId"];
        [[[APIManager sharedManager] APGET:DeleteCall_URL parameters:parameters resultClass:nil] subscribeNext:^(id  _Nullable x) {
            [UICommon HidenLoading];
            NSLog(@"主动挂断成功");
            self->hangUping = NO;
            [weakself dismissViewControllerAnimated:YES completion:nil];
        } error:^(NSError * _Nullable error) {
            NSDictionary *dic = error.userInfo;
            [UICommon MessageErrorText:dic[NSLocalizedDescriptionKey]];
            NSLog(@"主动挂断失败");
            self->hangUping = NO;
        }];
    }
    
    
}

/**
 MARK: 离开通道
 */
- (void)leaveChannel
{
    NSLog(@"调用离开通道接口");
    
    if(self.alertView){
        [self.alertView dismissAnimated:YES completionHandler:nil];
    }
    kWeakSelf(self)
    [self.agoraKit leaveChannel:^(AgoraChannelStats *stat) {
        
        //取消不自动锁屏
        [UIApplication sharedApplication].idleTimerDisabled = NO;
        [weakself.remoteVideo removeFromSuperview];
        [weakself.localVideo removeFromSuperview];
        //停止定时器
        [weakself _stopTimeTimer];
        
        if(weakself.isCall){
            //上传视频时间
            NSMutableDictionary *dic = [NSMutableDictionary dictionary];
            long tempTime = stat.duration-self->wait_duration;
            if(stat.duration - self->wait_duration < 0){
                tempTime = 0;
            }
            
            NSMutableDictionary *dics = [NSMutableDictionary dictionary];
            [dics setValue:@(tempTime) forKey:@"duration"];
            [dics setValue:@(0) forKey:@"waitDuration"];
            [dics setValue:APIManager.sharedManager.deviceModel.imei forKey:@"imei"];
            [dics setValue:self.video_id forKey:@"videoId"];
            
            [[[APIManager sharedManager] APPOST:VideoRecord_URL parameters:dics isJson:YES resultClass:nil] subscribeNext:^(id  _Nullable x) {
                [UICommon HidenLoading];
                NSLog(@"上传视频时间成功");
                //MARK: 上传完视频时间后删除存储的 Key
                [UserDefaults removeObjectForKey:VideoTimeAndIDAndWHRecordKey];
            } error:^(NSError * _Nullable error) {
                NSDictionary *dic = error.userInfo;
                [UICommon MessageErrorText:dic[NSLocalizedDescriptionKey]];
            }];
        }
        
        [weakself dismissViewControllerAnimated:YES completion:^{
            
        }];
        
    }];
}

//MARK: 静音
- (IBAction)didClickMuteButton:(UIButton *)sender {
    sender.selected = !sender.selected;
    [self.agoraKit muteLocalAudioStream:sender.selected];
}

/**
 用户在 视频通话 和 语音通话间切换 (暂时不用)
 */
- (IBAction)didClickVideoMuteButton:(UIButton *)sender {
    sender.selected = !sender.selected;
    [self.agoraKit muteLocalVideoStream:sender.selected];
    self.localVideo.hidden = sender.selected;
}




//MARK: 切换摄像头
- (IBAction)didClickSwitchCameraButton:(UIButton *)sender {
    sender.selected = !sender.selected;
    [self.agoraKit switchCamera];
}


#pragma mark AgoraRtcEngineDelegate
/// 发生错误回调
- (void)rtcEngine:(AgoraRtcEngineKit *_Nonnull)engine didOccurError:(AgoraErrorCode)errorCode{
    NSLog(@"===发生错误回调 errorCode:%ld",errorCode);
}

/// Token 服务即将过期回调
- (void)rtcEngine:(AgoraRtcEngineKit *)engine tokenPrivilegeWillExpire:(NSString *)token
{
    NSLog(@"Token 服务即将过期回调 token:%@",token);
}

/// Token 过期回调
-(void)rtcEngineRequestToken:(AgoraRtcEngineKit *)engine
{
    NSLog(@"Token 过期回调");
}

- (void)rtcEngine:(AgoraRtcEngineKit *)engine didJoinedOfUid:(NSUInteger)uid elapsed:(NSInteger)elapsed
{
    NSLog(@"\n\n\n\n远端用户加入频道\n\n\n\n\n");
    [self stopRing];
    if(self.isCall == NO){
        //MARK: 赋值等待时间
        wait_duration = self.timeLength;
        self.timeLength = 0;
        [self _stopTimeTimer];
        [self _startTimeTimer];
    }
    self.isCall = YES;

    if (self.remoteVideo.hidden)
    {
        self.remoteVideo.hidden = NO;
    }

    AgoraRtcVideoCanvas *videoCanvas = [[AgoraRtcVideoCanvas alloc] init];
    videoCanvas.uid = uid;

    //videoCanvas.renderMode = AgoraVideoRenderModeFit;
    videoCanvas.renderMode = AgoraVideoRenderModeHidden;
    videoCanvas.view = self.remoteVideo;
    [self.agoraKit setupRemoteVideo:videoCanvas];
}

- (void)rtcEngine:(AgoraRtcEngineKit *)engine didJoinChannel:(NSString *)channel withUid:(NSUInteger)uid elapsed:(NSInteger) elapsed
{
    NSLog(@"*本地用户成功加入指定通道时发生。");
}

- (void)rtcEngine:(AgoraRtcEngineKit *)engine remoteVideoStateChangedOfUid:(NSUInteger)uid state:(AgoraVideoRemoteState)state reason:(AgoraVideoRemoteReason)reason elapsed:(NSInteger)elapsed
{
    NSLog(@"************************");
}
- (void)rtcEngine:(AgoraRtcEngineKit *)engine localVideoStats:(AgoraRtcLocalVideoStats * _Nonnull)stats
{
    NSLog(@"本地视频流");
}

////MARK: 视频的暂停 和 恢复
//- (void)rtcEngine:(AgoraRtcEngineKit *)engine didVideoMuted:(BOOL)muted byUid:(NSUInteger)uid {
//    NSLog(@"//MARK: 视频的暂停 和 恢复");
//    self.remoteVideo.hidden = muted;
//}

//MARK: 频道的统计数据 回调 每两秒触发一次。
-(void)rtcEngine:(AgoraRtcEngineKit *)engine reportRtcStats:(AgoraChannelStats *)stats
{
    NSLog(@"//MARK: 频道的统计数据 回调 每两秒触发一次。");
    if(self.isCall)
    {
//        self.timeLength = (int)stats.duration - wait_duration;
        //MARK:记录视频通话时间
        [UserDefaults setValue:[NSString stringWithFormat:@"%@&%@&%@&%@&%@",@(stats.duration),self.video_id,@(self.videoSize.width),@(self.videoSize.height),@(wait_duration)] forKey:VideoTimeAndIDAndWHRecordKey];
    }
}

//MARK: 用户离线回调
- (void)rtcEngine:(AgoraRtcEngineKit *)engine didOfflineOfUid:(NSUInteger)uid reason:(AgoraUserOfflineReason)reason
{
    self.remoteVideo.hidden = true;
    switch (reason) {
        case AgoraUserOfflineReasonQuit:
            //用户主动离开
            NSLog(@"用户主动离开");
            [self leaveChannel];
            break;
        case AgoraUserOfflineReasonBecomeAudience:
            //用户身份从主播切换为观众时触发
            NSLog(@"用户身份从主播切换为观众时触发");
            break;
        case AgoraUserOfflineReasonDropped:
            //因过长时间收不到对方数据包，超时掉线。注意：由于 SDK 使用的是不可靠通道，也有可能对方主动离开本方没收到对方离开消息而误判为超时掉线
            NSLog(@"因过长时间收不到对方数据包，超时掉线。注意：由于 SDK 使用的是不可靠通道，也有可能对方主动离开本方没收到对方离开消息而误判为超时掉线");
            break;
    }
    if(reason == AgoraUserOfflineReasonBecomeAudience)
    {
        return;
    }
    if(uid == self.device_uid)
    {
        [self leaveChannel];
        [UICommon MessageErrorText:F(@"%@已挂断", APIManager.sharedManager.deviceModel.name)];
    }
    if(uid == self.uid){
        NSLog(@"自己离开通道");
    }
}


#pragma mark - 时间定时器

- (void)timeTimerAction:(id)sender
{
    self.timeLength += 1;
    if(self.isCall == NO)
    {
        //未接通的情况
        if(self.timeLength == self.wait_time)
        {
            wait_duration = self.wait_time;
            [self leaveChannel];
            kWeakSelf(self)
            [UICommon MessageErrorText:F(@"%@ %@", APIManager.sharedManager.deviceModel.name,GJText(@"未接听"))];
            AfterDispatch(1.5, ^{
                [weakself dismissViewControllerAnimated:YES completion:nil];
            });
           
            [self _stopTimeTimer];
            return;
        }
        else
        {
            wait_duration = self.timeLength;
        }
    }
    
    if(self.timeLength == self.limit_time - DefineVideoLimitBeforeShowTime){
        EasyAlertView *alertV = [EasyAlertView alertViewWithTitle:GJText(@"提示") subtitle:GJText(@"为防止设备温度过高，即将结束通话，稍后可正常使用") AlertViewType:AlertViewTypeSystemAlert config:nil];
        [alertV addAlertItem:^EasyAlertItem *{
            return [EasyAlertItem itemWithTitle:GJText(@"取消") type:AlertItemTypeSystemCancel callback:nil];
        }];
        [alertV addAlertItem:^EasyAlertItem *{
            return [EasyAlertItem itemWithTitle:GJText(@"确定") type:AlertItemTypeSystemDefault callback:nil];
        }];
        [alertV showAlertView];
    }
    
    //限制时间, 不能和设备视频太长时间 默认是 180s (3分钟)
    if(self.timeLength == self.limit_time)
    {
        [self hangUpButton:nil];
        return;
    }
    
    if(self.isCall)
    {
        int hour = self.timeLength / 3600;
        int m = (self.timeLength - hour * 3600) / 60;
        int s = self.timeLength - hour * 3600 - m * 60;
        if (hour > 0)
        {
            self.timeLabel.text = [NSString stringWithFormat:@"%02i:%02i:%02i", hour, m, s];
        }
        else if(m > 0)
        {
            self.timeLabel.text = [NSString stringWithFormat:@"%02i:%02i", m, s];
        }
        else
        {
            self.timeLabel.text = [NSString stringWithFormat:@"00:%02i", s];
        }
    }
}

- (void)_startTimeTimer
{
    [self _stopTimeTimer];
    self.timeLength = 0;
    self.timeTimer = [NSTimer scheduledTimerWithTimeInterval:1.0 target:self selector:@selector(timeTimerAction:) userInfo:nil repeats:YES];
}

- (void)_stopTimeTimer
{
    if (self.timeTimer)
    {
        [self.timeTimer invalidate];
        self.timeTimer = nil;
    }
}

//MARK: 响铃的 MP3
- (void)playRing:(NSString *)name
{
    [self stopRing];
    AVAudioSession *audioSession = [AVAudioSession sharedInstance];
    [audioSession setCategory:AVAudioSessionCategoryPlayback error:nil];
    [audioSession setActive:YES error:nil];
    
    NSURL *path = [[NSBundle mainBundle] URLForResource:name withExtension:@"mp3"];
    audioPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL:path error:nil];
    audioPlayer.numberOfLoops = -1;
    [audioPlayer play];
}

- (void)stopRing
{
    if (audioPlayer)
    {
        [audioPlayer stop];
        audioPlayer = nil;
    }
}

-(void)viewDidDisappear:(BOOL)animated
{
    [super viewDidDisappear:animated];
    [self stopRing]; //停止响铃
    //移除通知
    [[NSNotificationCenter defaultCenter] removeObserver:self name:AccountMessageNotification object:nil];
    [[NSNotificationCenter defaultCenter] removeObserver:self];
}
- (void)viewWillAppear:(BOOL)animated
{
    [super viewWillAppear:animated];
    kWeakSelf(self)
    if(!self.isReceiveCall)
    {
        //主动拨打
        //显示静音 和 切换摄像头
        self.switchCameraView.hidden = NO;
        self.muteBtnView.hidden = NO;
        
        //隐藏 被动接听 和 被动挂断
        self.activeHangupView.hidden = NO;
        self.acceptView.hidden = YES;
        self.hangupView.hidden = YES;
        dispatch_async(dispatch_get_main_queue(), ^{
            [weakself playRing:@"ring"];
        });
        [self joinChannel];
    }
    else
    {
        //被动接听
        //隐藏 静音 和 切换摄像头
        self.switchCameraView.hidden = YES;
        self.muteBtnView.hidden = YES;
        self.activeHangupView.hidden = YES;
        self.acceptView.hidden = NO;
        self.hangupView.hidden = NO;
        if([UIApplication sharedApplication].applicationState == UIApplicationStateActive){
            dispatch_async(dispatch_get_main_queue(), ^{
                [weakself playRing:@"tones"];
            });
        }
    }
}


- (void)setIsCall:(BOOL)isCall
{
    _isCall = isCall;
    if(isCall)
    {
        //隐藏 设备 头像 和 昵称 显示 (默认是显示的)
        self.headImageView.hidden = YES;
        self.nameLabel.hidden = YES;
        self.localVideo.hidden = NO; // 显示自己
        
        self.activeHangupView.hidden = NO;
        self.acceptView.hidden = YES;
        self.hangupView.hidden = YES;
        //显示 时间Label
        self.timeLabel.hidden = NO;
        //显示
        self.switchCameraView.hidden = NO;
        self.muteBtnView.hidden = NO;
    }
}

//MARK: --- 拖动手势 ----
- (void)handlePan:(UIPanGestureRecognizer*)recognizer
{
    UIView *selectView = recognizer.view;
    if(selectView.bounds.size.width != SCREEN_WIDTH)
    { //不是全屏状态
        // Figure out where the user is trying to drag the view.
        CGPoint translation = [recognizer translationInView:self.view];
        CGPoint newCenter = CGPointMake(recognizer.view.center.x+ translation.x,
                                        recognizer.view.center.y + translation.y);//    限制屏幕范围：
        newCenter.y = MAX(recognizer.view.frame.size.height/2, newCenter.y);
        newCenter.y = MIN(self.view.frame.size.height - recognizer.view.frame.size.height/2,  newCenter.y);
        newCenter.x = MAX(recognizer.view.frame.size.width/2, newCenter.x);
        newCenter.x = MIN(self.view.frame.size.width - recognizer.view.frame.size.width/2,newCenter.x);
        recognizer.view.center = newCenter;
        [recognizer setTranslation:CGPointZero inView:self.view];
    }
    
}
//MARK: --- 双击放大----
-(void)handleDoubleTap:(UIGestureRecognizer *)recognizer
{
    UIView *selectView = recognizer.view;
    CGRect tempRect = selectView.frame;
    
    if(selectView.bounds.size.width != SCREEN_WIDTH)
    {
        if([self.localVideo isEqual:selectView])
        {
            self.localVideo.frame = CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
            self.remoteVideo.frame = tempRect;
            [self.view exchangeSubviewAtIndex:self.remoteVideo.getInSuperViewIndex withSubviewAtIndex:self.localVideo.getInSuperViewIndex];
        }else{
            self.remoteVideo.frame = CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
            self.localVideo.frame = tempRect;
            [self.view exchangeSubviewAtIndex:self.localVideo.getInSuperViewIndex withSubviewAtIndex:self.remoteVideo.getInSuperViewIndex];
        }
    }
    
}


-(void)dealloc
{
    [[NSNotificationCenter defaultCenter] removeObserver:self];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}


@end