klx_teacher/KulexiuForTeacher/KulexiuForTeacher/Module/TXClassRoom/Controller/TXClassroomViewController.m

//
//  TXClassroomViewController.m
//  TeacherDaya
//
//  Created by 王智 on 2023/4/14.
//  Copyright © 2023 DayaMusic. All rights reserved.
//

#import "TXClassroomViewController.h"
#import "TXClassTitleView.h"
#import "TXClassroomVideoListView.h"
#import "TXClassroomMainContainer.h"
#import "TXClassRoomAlertView.h"
#import "LoginHelper.h"
#import "TXRTCService.h"

// 成员列表
#import "ClassMemberListView.h"
// 聊天列表
#import "TXChatAreaView.h"

#import "Classroom.h"
#import "ClassroomService.h"
#import "AppDelegate.h"
#import "KSWhiteboardControl.h"
#import <UIDevice+TFDevice.h>
#import "LocalRenderManager.h"
#import <NSDate+Transform.h>
#import "WhiteboardListView.h"

#import "NewTXMetronomeAlertView.h"
#import "KSTipsView.h"
// 时间渲染
#import "ClassroomTimerManager.h"

//// 宫格视图
#import "TXFullVideoView.h"
#import "VideoMaskView.h"

#import "TXTeachToolView.h"
#import "AccompanyProgressView.h"
#import "CustomNavViewController.h"
#import "KSCloseCourseView.h"

#import "KSImageDisplayView.h"
#import <LLPhotoBrowser.h>
#import "KSMediaManager.h"

#import <UIImage+ResizeImage.h>
#import "AccompanyView.h"

#import "TXLiteAVSDK_Professional/TXLiteAVSDK.h"
#import "KSRemoteUserManager.h"
#import "TXQuitChooseView.h"

#import "TXDanMuView.h"
#import "TXTimeView.h"
#import "CoursewareAlertView.h"
#import "TXIMLinsenter.h"

#define MAXBIGPHOTONUMBER (3)
#define MAXPHOTONUMBER (3)
#define COLUMNNUMBER (3)
#define KBUTTON_LEFTSPACE (16)

#define TitleViewHeight  (66)
#define PersonListViewWidth    (280)
#define WhiteboardListWidth  (140+33)

#define TTimeLableWidth   (180)
#define TTimeLableHeight  (20)

// 需添加TRTC 回调
@interface TXClassroomViewController ()<UIGestureRecognizerDelegate,TXClassTitleViewDelegate,KSWhiteboardControlDelegate,ClassroomDelegate,TXClassroomMainContainerDelegate,TXClassVideoListViewDelegate,ClassMemberListViewDelegate,WhiteboardListViewDelegate,ClassroomTimerManagerDelegate,TXFullVideoViewDelegate,TeachToolViewDelegate,LLPhotoBrowserDelegate,TRTCCloudDelegate, TXRTCServiceDelegate>

@property (nonatomic, strong) KSMediaManager *mediaManager;

@property (nonatomic, strong) NSMutableArray *imageArray;    // 图片数组
@property (nonatomic, strong) NSMutableArray *imageAsset;    // 图片 asset

@property (nonatomic, strong) TXClassTitleView *titleView;
@property (nonatomic, strong) TXClassroomMainContainer *containerView;
@property (nonatomic, strong) TXClassroomVideoListView *videoListView;
@property (nonatomic, strong) ClassMemberListView *memberListView;
@property (nonatomic, strong) KSWhiteboardControl *wBoardCtrl;

// 聊天的area
@property (nonatomic, strong) TXChatAreaView *chatAreaView;
@property (nonatomic, strong) WhiteboardListView *whiteboardListView;

@property (nonatomic, strong) UILabel *networkLabel;

@property (nonatomic, assign) BOOL cancleAlert;

@property (nonatomic, assign) BOOL isQuitRoom; // 是否正在退出房间

@property (nonatomic, assign) BOOL hasShowAlert;

@property (nonatomic, assign) BOOL isChat;

@property (nonatomic, strong) NewTXMetronomeAlertView *controlView;

@property (nonatomic, strong) KSTipsView *tipsView;

@property (nonatomic, strong) ClassroomTimerManager *timeManager;

@property (nonatomic, strong) TXFullVideoView *squareView; // 宫格视频

@property (nonatomic, assign) BOOL squareOn;  // 是否开启宫格模式

@property (nonatomic, strong) VideoMaskView *maskView;

@property (nonatomic, strong) NSString *fileUrl;

@property (nonatomic, strong) TXTeachToolView *toolView;

@property (nonatomic, strong) AccompanyProgressView *progressView;

@property (nonatomic, strong) KSCloseCourseView *closeCourseAlert;

@property (nonatomic, strong) TXClassRoomAlertView *alertView;

@property (nonatomic, strong) AccompanyView *accompanyView;

@property (nonatomic, strong) NSString *songName;  // 当前选择的曲目名称

@property (nonatomic, strong) NSString *songId;    // 当前选择的曲目id

@property (nonatomic, strong) NSString *songUrl;   // 当前播放的url


@property (nonatomic, assign) BOOL isAccompany;    // 当前选择的是否为伴奏

@property (nonatomic, assign) NSInteger soundVolume; // 伴奏音量

@property (nonatomic, strong) CoursewareAlertView *coursewareView;

@property (nonatomic, strong) TRTCCloud *engine;


/** 节拍类型 */
@property (nonatomic, assign) KSMetronomeType type;
/** 播放速率，范围40～240 */
@property (nonatomic, assign) int rate;
// 播放节拍器音量
@property (nonatomic, assign) NSInteger volome;
// 是否隐藏了列表
@property (nonatomic, assign) BOOL videoListHidden;

@property (nonatomic, strong) TXDanMuView *danView;

@property (nonatomic, strong) TXTimeView *timeView;

@property (nonatomic, strong) UIButton *showButton;

// 返回白板按钮
@property (nonatomic, strong) UIButton *backWhiteButton;

@end

@implementation TXClassroomViewController

- (void)viewWillTransitionToSize:(CGSize)size withTransitionCoordinator:(id<UIViewControllerTransitionCoordinator>)coordinator {
    [super viewWillTransitionToSize:size withTransitionCoordinator:coordinator];
    [coordinator animateAlongsideTransition:nil completion:^(id<UIViewControllerTransitionCoordinatorContext>  _Nonnull context) {
        if (size.width > size.height) {
            [TRTC_MANAGER refreshGSMode];
        }
    }];
}

-(BOOL)prefersHomeIndicatorAutoHidden {
    return YES;
}

- (void)changeOrientation:(BOOL)isLandScape {
    if (isLandScape) {
        // 切换到横屏
        if (IS_IPAD) {
            self.zh_statusBarHidden = YES;
        }

        AppDelegate* delegate = (AppDelegate*)[UIApplication sharedApplication].delegate;
        delegate.allowAutoRotate = YES;
        [UIDevice switchNewOrientation:UIInterfaceOrientationLandscapeRight inController:self];
    }
    else {
        // 切换到竖屏
        AppDelegate* delegate = (AppDelegate*)[UIApplication sharedApplication].delegate;
        delegate.allowAutoRotate = NO;
        @weakObj(self);
        dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.3 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
            @strongObj(self);
            if (IS_IPAD) {
                self.zh_statusBarHidden = NO;
            }
            [UIDevice switchNewOrientation:UIInterfaceOrientationPortrait inController:self];
        });
    }
}

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    // 切换到横屏
    [[UIApplication sharedApplication] setIdleTimerDisabled:YES];
    _isPushChooseView = NO;
    if (_isPushChooseView)  {
        NSLog(@"-----");
    }
    [IQKeyboardManager sharedManager].enableAutoToolbar = NO;
}

- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
    // 竖屏
    [[UIApplication sharedApplication] setIdleTimerDisabled:NO];
    if (_isPushChooseView == NO) {
        [self hideAlertView];
        [self judgeShowAlert];
    }
    [IQKeyboardManager sharedManager].enableAutoToolbar = YES;

}

- (void)hideAlertView {
    if (self.alertView && self.alertView.isShow) {
        [self.alertView dismissAlertView];
    }
    [self.memberListView hiddenAlert];
    if (_accompanyView && _accompanyView.isShow) {
        [_accompanyView dismissAlertView];
    }
    if (self.controlView && self.controlView.isShow) {
        [self.controlView dismissAlertView];
    }
}


- (void)judgeShowAlert {
    if (self.cancleAlert || self.hasShowAlert) {
        return;
    }
    if (![NSString isEmptyString:self.classEndTime]) {
        NSDateFormatter *dateFormatter = [NSObject getDateformatter];
        [dateFormatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"];
        NSDate *endDate = [dateFormatter dateFromString:self.classEndTime];
        NSDate *currentDate = [NSDate date];
        NSTimeInterval timeInterval = [currentDate timeIntervalSinceDate:endDate];
        if (timeInterval >= 0) { // 课程结束弹出评价
            self.hasShowAlert = YES;
            [[NSNotificationCenter defaultCenter] postNotificationName:@"showEvaluateAlert" object:self.courseId];
        }
    }
}

- (void)configBeatConfig {
    self.type = KSMetronomeType4V4;
    self.volome = 100;
    self.rate = 90;
}

- (void)configDefaultSoundVolume {
    self.soundVolume = 100;
}

- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
    // 切换到横屏
    [self changeOrientation:YES];
}

- (void)joinChatRoom {
    if (TXIM_LINSENTER.loginIMSuccess == NO) {
        NSString *imToken = UserDefault(IM_TOKEN);
        [TXIM_LINSENTER TXIMLoginWithUserId:UserDefault(IM_USERID) sig:imToken callback:^(BOOL isSuccess, NSString * _Nullable msg) {
            [self liveConversationJoin];
        }];
    }
    else {
        [self liveConversationJoin];
    }
}

- (void)liveConversationJoin {
    NSString *roomId = [ClassroomService sharedService].currentRoom.roomId;
    [[V2TIMManager sharedInstance] joinGroup:roomId msg:nil succ:^{
        
    } fail:^(int code, NSString *desc) {
        [self showErrorTips];
    }];
}

- (void)showErrorTips {
    [self.tipsView showTipsMessage:@"加入聊天群失败" inView:self.view];
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.0f * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        [[LoginHelper sharedInstance] logout];
    });
}

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.ks_prefersNavigationBarHidden = YES;
    [self joinChatRoom];
    self.view.backgroundColor = [UIColor whiteColor];
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(leaveRoomAction) name:@"classroomLogout" object:nil];
    
    [self configBeatConfig]; // 设置默认节拍器数据
    [self configDefaultSoundVolume]; // 设置默认伴奏音量
    [self configClassroomDefault];

    UITapGestureRecognizer *tapGes = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapGesture:)];
    [self.view addGestureRecognizer:tapGes];
    tapGes.delegate = self;
    
    [self showRoleHud];
    [TRTC_MANAGER useSpeaker:YES];
    self.isQuitRoom = NO;
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(backgroundQuitRoomAction) name:@"backgroundQuit" object:nil];
}

- (void)configClassroomDefault {
    [self addSubviews];
    [self bindDelegates];
    [self publishStream];
    [self renderMainContainerView];
    self.timeManager.isDisplay = YES;
}

- (void)backgroundQuitRoomAction {
    self.isQuitRoom = YES;
    [[LoginHelper sharedInstance] logout];
    
    self.cancleAlert = YES;
}

#pragma mark ----- 账号异地登陆
- (void)leaveRoomAction {
    [LOADING_MANAGER MBShowAUTOHidingInWindow:@"该账号在其他设备上登录"];
    @weakObj(self);
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.0f * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        @strongObj(self);
        self.isQuitRoom = YES;
        [[LoginHelper sharedInstance] logout];
        self.cancleAlert = YES;
        [TRTC_MANAGER leaveRoom:^(NSInteger code) {
            
        }];
        [self hideAlertView];
    });
}


- (void)tapGesture: (UITapGestureRecognizer *)tapGesture {
    if (self.titleView.isDisplay) {
        self.titleView.isDisplay = NO;
        self.timeManager.isDisplay = NO;
    }
    else {
        self.titleView.isDisplay = YES;
        self.timeManager.isDisplay = YES;
    }
    [self hidePersonListView];
    [self hideChatAreaView];
    [self.danView resetInputStatus];
}

- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch {
    
    if ([touch.view isDescendantOfView:self.memberListView] || [touch.view isDescendantOfView:self.chatAreaView] || [touch.view isDescendantOfView:self.videoListView] || [touch.view isDescendantOfView:self.whiteboardListView]
        || [touch.view isDescendantOfView:self.squareView] || [touch.view isDescendantOfView:self.maskView] || [touch.view isDescendantOfView:self.toolView] || [touch.view isDescendantOfView:self.closeCourseAlert] || [touch.view isDescendantOfView:self.danView] || [touch.view isDescendantOfView:self.titleView]) {
        [self.danView resetInputStatus];
        return NO;
    }

    return YES;
}


- (void)showRoleHud {
    Role role =  [ClassroomService sharedService].currentRoom.currentMember.role;
    if(role == RoleAudience) {
        [self.tipsView showTipsMessage:@"你当前身份是旁听人，其他人看/听不见你" inView:self.view];
        [self performSelector:@selector(showOnlyYouHUD) withObject:nil afterDelay:5.0f];
    } else{
        [self showOnlyYouHUD];
    }
}

- (void)showOnlyYouHUD {
    if ([ClassroomService sharedService].currentRoom.memberList.count == 1) {
        [self.tipsView showTipsMessage:@"当前课堂只有你一人，你可以等待或离开" inView:self.view];
    }
}


#pragma mark ------ ClassTitleViewDelegate
- (void)classTitleView:(UIButton *)button didTapAtTag:(ClassTitleViewActionTag)tag {
    
    [self.chatAreaView resetInputStatus];
    [self.danView resetInputStatus];
    ClassRoomTitleButton *tagButton = [self.titleView viewWithTag:tag+1000];

    switch (tag) {
        case ClassTitleViewActionTagSwitchCamera:
        {
            [TRTC_MANAGER switchCamera];
        }
            break;
        case ClassTitleViewActionTagMic:
        {
            
            if (tagButton.isSelected == NO) { // 关闭
                [[ClassroomService sharedService] enableDevice:NO songId:@"" withType:DeviceTypeMicrophone];
            }
            else { // 打开
                [[ClassroomService sharedService] enableDevice:YES songId:@"" withType:DeviceTypeMicrophone];
            }
        }
            break;
        case ClassTitleViewActionTagCamera:
        {
            if (tagButton.isSelected == NO) {
                [[ClassroomService sharedService] enableDevice:NO songId:@"" withType:DeviceTypeCamera];
            }
            else {
                [[ClassroomService sharedService] enableDevice:YES songId:@"" withType:DeviceTypeCamera];
            }
        }
            break;
        case ClassTitleViewActionTagMute:
        {
            tagButton.isSelected = !tagButton.isSelected;
            [TRTC_MANAGER useSpeaker:!tagButton.isSelected];
        }
            break;
        case ClassTitleViewActionTagSquare:  // 宫格模式
        {
            if (![NSString isEmptyString:[ClassroomService sharedService].currentRoom.shareUserId]) {
                // 当前
                [self.tipsView showTipsMessage:@"当前有学生演示中" inView:self.view];
                return;
            }
            self.squareOn = YES;
            [self.squareView showInView:self.view];
            [self.squareView showVideoList];
        }
            break;
        case ClassTitleViewActionTagDan: // 弹幕开关
        {
            BOOL isWhiteBoard = [ClassroomService sharedService].currentRoom.currentDisplayType == DisplayWhiteboard;
            if (tagButton.isSelected == YES && isWhiteBoard) { // 如果白板
                [self.tipsView showTipsMessage:@"白板模式下不可开启弹幕" inView:self.view];
                return;
            }
            tagButton.isSelected = !tagButton.isSelected;
            if (tagButton.isSelected) { // 关闭弹幕
                [self hideDanChatView];
            }
            else { // 开启弹幕
                [self showDanChatView];
            }
        }
            break;
        case ClassTitleViewActionTagChat:
        {
            tagButton.isSelected = !tagButton.isSelected;
            tagButton.isSelected ? [self showChatAreaView] : [self hideChatAreaView];
            self.isChat = tagButton.isSelected;
        }
            break;
        case ClassTitleViewActionTagMember:
        {
            tagButton.isSelected = !tagButton.isSelected;
            tagButton.isSelected ? [self showPersonListView] : [self hidePersonListView];
        }
            break;
        case ClassTitleViewActionTagHangup:
        {
            [self showQuitAlert];
        }
        default:
            break;
    }
}

- (void)quitViewAction:(QUITCLASSTYPE)type {
    if (type == QUITCLASSTYPE_CLOSE) {
        [self showCouseCloseAlert];
    }
    else {
        [self showQuitAlert];
    }
}

- (void)showQuitAlert {
    MJWeakSelf;
    self.alertView = [TXClassRoomAlertView shareInstance];
    [self.alertView configWithTitle:@"提示" desc:@"确认退出课堂吗？" leftTitle:@"取消" rightTitle:@"退出" cancel:^{
        
    } confirm:^{
        weakSelf.isQuitRoom = YES;
        [LOADING_MANAGER showCustomLoading:@"加载中..."];
        [[LoginHelper sharedInstance] logout];
    }];
}

#pragma mark ---- 节拍器控制
- (void)showNodeControlView {
    [self hidePersonListView];
    self.controlView = [NewTXMetronomeAlertView shareInstance];
    [self.controlView configRate:self.rate volume:self.volome beatType:self.type];
    self.controlView.isPlayBeat = [ClassroomService sharedService].currentRoom.isPlayBeat;
    MJWeakSelf;
    [self.controlView showAlertSureCallback:^(int rate, KSMetronomeType type, NSInteger volume) {
        weakSelf.type = type;
        weakSelf.rate = rate;
        weakSelf.volome = volume;
    }];
    [self.controlView metronomeClickAction:^(BOOL enable) {
        [weakSelf metronomeAction:enable];
    }];
}

- (void)metronomeAction:(BOOL)enable {
    
    MJWeakSelf;
    // 播放节拍器
    if (enable == YES) {

            [ClassroomService sharedService].currentRoom.isPlayBeat = YES;
            if (![NSString isEmptyString:[ClassroomService sharedService].currentRoom.shareUserId]) {
                NSString *userId = [ClassroomService sharedService].currentRoom.shareUserId;
                [weakSelf operationStudentPlayNode:userId];
            }
            else {
                [weakSelf operationStudentPlayNode:@""];
            }
            
            if ([ClassroomService sharedService].currentRoom.isPlaySong) {
                [ClassroomService sharedService].currentRoom.isPlaySong = NO;
                DeviceType type = self.isAccompany ? DeviceTypeAccompany : DeviceTypeMusicScore;
                
                [[ClassroomService sharedService] enableMutilMemberDevice:NO type:type songId:weakSelf.songId soundVolume:weakSelf.soundVolume forUser:@""];
                weakSelf.accompanyView.isPlaying = NO;
            }
    }
    else {
        
        NSDictionary *parm = @{@"enable": @(NO),
                               @"rate" : @(0),
                               @"customType" : @(0),
                               @"playVolume" : @(0),
                               @"userId" : @"",
        };
        
        [[ClassroomService sharedService] enablePlayMessage:NO content:[parm mj_JSONString] userId:@""];
        [ClassroomService sharedService].currentRoom.isPlayBeat = NO;
        [weakSelf unplayBeatNodeRefreshStream]; // 刷新音频流播放
    }
}

- (void)operationStudentPlayNode:(NSString *)userId {
    NSDictionary *parm = @{@"enable": @(YES),
                           @"rate" : @(self.rate),
                           @"customType" : @(self.type),
                           @"playVolume" : @(self.volome),
                           @"userId" : userId,
    };
    [[ClassroomService sharedService] enablePlayMessage:YES content:[parm mj_JSONString] userId:userId];
    // 默认显示第一个学生的视频 单个操作不再次刷新主屏
    if (self.videoListView.videoDataSource.count >= 1 && [NSString isEmptyString:userId]) {
        for (RoomMember *member in self.videoListView.videoDataSource) {
            if (member.role == RoleStudent) {
                [self videoListView:nil didTap:member];
                break;
            }
        }
    }
    else if (![NSString isEmptyString:userId]) {
        [ClassroomService sharedService].currentRoom.currentPlayUserId = userId;
        [TRTC_MANAGER unPlayRemoteStudentAudioStreamExcept:userId];
    }
}

- (void)playNodeAction:(BOOL)enable userId:(NSString *)userId rate:(int)rate beatType:(BeatType)type {
    NSLog(@"playNodeAction userId:%@ enable:%@ beatType:%@ rate:%@",userId,@(enable),@(type), @(rate));
    // 刷新当前学生的节拍器状态
    if ([NSString isEmptyString:userId]) { // 全员
        for (RoomMember *member in [ClassroomService sharedService].currentRoom.memberList) {
            member.enable = enable;
        }
    }
    else { // 部分操作
        NSArray *userIdArray = [userId componentsSeparatedByString:@","];
        for (NSString *subUserId in userIdArray) {
            for (RoomMember *member in [ClassroomService sharedService].currentRoom.memberList) {
                if ([member.userId isEqualToString:subUserId]) {
                    member.enable = enable;
                }
            }
        }
    }
    [self.containerView refreshToolView];
}

#pragma mark - ClassroomDelegate
- (void)roomDidLeave {
    NSLog(@"roomDidLeave");
    
    // 关闭白板连接
    [self.wBoardCtrl.wbView.sdk setCommonCallbackDelegate:nil];
    [self.wBoardCtrl.wbView.room disconnect:^{
    }];
    [TRTC_MANAGER leaveRoom:^(NSInteger code) {
        
    }];
    
    [self dismissClassroom];
}

- (void)dismissClassroom {
    [LOADING_MANAGER removeCustomLoading];
    [ClassroomService sharedService].currentRoom = nil;
    [self changeOrientation:NO];
    [self.timeManager stopDurationTimer];
    [self.timeView.timeLabel.layer removeAllAnimations];
    [self.navigationController popViewControllerAnimated:YES];
}

- (void)memberDidJoin:(RoomMember *)member {
    NSLog(@"memberDidJoin %@",member);
    if(member.role == RoleStudent) {
        [self.tipsView showTipsMessage:[NSString stringWithFormat:@"学生%@已经进入教室", member.name] inView:self.view];
        if (self.squareOn) {
            [self.squareView showVideoList];
        }
        else {
            [self.videoListView reloadVideoList];
        }
        // 如果在播放中
        if ([ClassroomService sharedService].currentRoom.isPlayBeat || [ClassroomService sharedService].currentRoom.isPlaySong) {
            if ([ClassroomService sharedService].currentRoom.memberList.count > 2) {
                [TRTC_MANAGER unPlayRemoteStudentWithId:member.userId];
            }
        }
    }
    [self.memberListView reloadPersonList];
}

- (void)memberDidLeave:(RoomMember *)member {
    NSLog(@"memberDidLeave %@",member);
    if(member.role != RoleAudience) {
        if (member.role == RoleStudent) {
            [self.tipsView showTipsMessage:[NSString stringWithFormat:@"学生%@已经离开教室", member.name] inView:self.view];
            if (self.squareOn && [member.userId isEqualToString:self.squareView.displayUserId]) {
                [self dismissMaskViewEvent];
            }
            // 如果主屏上台学生
            if ([ClassroomService sharedService].currentRoom.shareUserId == member.userId) {
                [self teachToolView:self.toolView.videoButton.actionButton didTapAtTag:TeachToolTagVideo];
            }
            else {
                if ([ClassroomService sharedService].currentRoom.currentDisplayType == DisplayTypeStudent && [[ClassroomService sharedService].currentRoom.currentDisplayURI isEqualToString:member.userId]) {
                    [self teachToolView:self.toolView.videoButton.actionButton didTapAtTag:TeachToolTagVideo];
                }
            }
        }
        if (self.squareOn) {
            [self.squareView showVideoList];
        }
        else {
            [self.videoListView reloadVideoList];
        }
    }
    [self.memberListView reloadPersonList:member tag:ClassPersonListTagRemove];

    if ([self.progressView isShow]) {
        [self.progressView requestData];
    }
}

- (void)memberDidKick:(RoomMember *)member {
    NSLog(@"memberDidKick %@",member);
    if ([ClassroomService sharedService].currentRoom.currentMember.role == RoleTeacher) {
        [self.tipsView showTipsMessage:[NSString stringWithFormat:@"你已将%@移出教室", member.name] inView:self.view];
    }
    if (self.squareOn) {
        [self.squareView showVideoList];
    }
    else {
        [self.videoListView reloadVideoList];
    }
    [self.memberListView reloadPersonList:member tag:ClassPersonListTagRemove];
    if (self.containerView.member.role == member.role) {
        [self.containerView cancelRenderView];
    }
}


- (void)errorDidOccur:(ErrorCode)code {
    NSLog(@"errorDidOccur %@",@(code));
    [LOADING_MANAGER removeCustomLoading];
    if (code != ErrorCodeSuccess) {
        if (code == ErrorCodeOverMaxUserCount) {
            [self.tipsView showTipsMessage:@"超过人数限制" inView:self.view];
        }else {
            [self.tipsView showTipsMessage:@"操作失败，请稍后再试" inView:self.view];
        }
    }
}

- (void)deviceDidEnable:(BOOL)enable type:(DeviceType)type forUser:(RoomMember *)member operator:(nonnull NSString *)operatorId {
    NSLog(@"deviceDidEnable devicetype:%@ enable:%@ memeber:%@",@(type),@(enable),member);
    RoomMember *curMember = [ClassroomService sharedService].currentRoom.currentMember;
    NSString *hudMessage = @"";
    //只有老师和自己才有提示
    if (curMember.role == RoleTeacher && ![member.userId isEqualToString:curMember.userId]) {
        if (type == DeviceTypeCamera) {
            hudMessage = !enable ? [NSString stringWithFormat:NSLocalizedStringFromTable(@"SetCameraClose", @"SealClass", nil),member.name] : [NSString stringWithFormat:NSLocalizedStringFromTable(@"SetCameraOpen", @"SealClass", nil),member.name];
            [self refreshVideoView:member];
            
        } else if (type == DeviceTypeMicrophone) {
            hudMessage = !enable ? [NSString stringWithFormat:NSLocalizedStringFromTable(@"SetMicorophoneClose", @"SealClass", nil),member.name] : [NSString stringWithFormat:NSLocalizedStringFromTable(@"SetMicorophoneOpen", @"SealClass", nil),member.name];
            [self.containerView refreshToolView];
            [self.memberListView reloadPersonList:member tag:ClassPersonListTagRefresh];
            [self.videoListView updateMicStatus:member.userId volume:40];
        }
        else if (type == DeviceTypeMusicMode) {

        }
        else if (type == DeviceTypeHandup) {
            if (![curMember.userId isEqualToString:operatorId]) {
                hudMessage = !enable ? [NSString stringWithFormat:@"%@已取消举手",member.name] : [NSString stringWithFormat:@"%@已举手",member.name];
            }
            
            if (self.squareOn) {
                [self.squareView showVideoList];
            }
            else {
                [self.videoListView reloadVideoList];
            }
            [self.memberListView reloadPersonList:member tag:ClassPersonListTagRefresh];

        }
        else if (type == DeviceTypeExamSong) { // 伴奏播放
            
        }
        else if (type == DeviceTypeAccompany || type == DeviceTypeMusicScore) {  // 新伴奏 或原声播放
            
        }
        if (![NSString isEmptyString:hudMessage]) {
            [self.tipsView showTipsMessage:hudMessage inView:self.view];
        }
        
    }else {
        if ([curMember.userId isEqualToString:member.userId]) {
            if (type == DeviceTypeCamera) { // 摄像头
                // 非自己操作才需要做提示
                if(![curMember.userId isEqualToString:operatorId]){
                    hudMessage = !enable ? NSLocalizedStringFromTable(@"YourCameraClosed", @"SealClass", nil) : NSLocalizedStringFromTable(@"CameraOpend", @"SealClass", nil);
                    [self.tipsView showTipsMessage:hudMessage inView:self.view];
                }
                [self refreshHardwareStatus];
                [TRTC_MANAGER setCameraDisable:!enable];
                [self refreshVideoView:member];
                return;
            } else if (type == DeviceTypeMicrophone) { // 麦克风
                // 非自己操作才需要做提示
                if(![curMember.userId isEqualToString:operatorId]){
                    hudMessage = !enable ? NSLocalizedStringFromTable(@"YourMicorophoneClosed", @"SealClass", nil) : NSLocalizedStringFromTable(@"MicorophoneOpend", @"SealClass", nil);
                    [self.tipsView showTipsMessage:hudMessage inView:self.view];
                }
                
                [self refreshHardwareStatus];
                [TRTC_MANAGER setMicrophoneDisable:!enable];
                [self.videoListView updateMicStatus:member.userId volume:40];

            }
            else if (type == DeviceTypeMusicMode) {
                
            }
            
        }
    }
   
}

- (void)refreshHardwareStatus {
    [self.titleView refreshTitleView];
    [self.containerView refreshToolView];
}

// 刷新单个视频显示
- (void)refreshVideoView:(RoomMember *)member {
    
    if (self.squareOn) {
        [self.squareView showVideoList];
    }
    else {
        // 刷新单个数据
        RoomMember *curMember = [ClassroomService sharedService].currentRoom.currentMember;
        if ([member.userId isEqualToString:curMember.userId]) {
            if ([ClassroomService sharedService].currentRoom.currentDisplayType != DisplayWhiteboard && [[ClassroomService sharedService].currentRoom.currentDisplayURI isEqualToString:member.userId]) {
                [self.wBoardCtrl hideBoard];
                [self.containerView containerViewRenderView:member];
            }
            else {
                [self.videoListView updateUserVideo:member.userId];
            }
            [self.titleView refreshTitleView];
        }
        else {
            if ([ClassroomService sharedService].currentRoom.currentDisplayType != DisplayWhiteboard && [[ClassroomService sharedService].currentRoom.currentDisplayURI isEqualToString:member.userId]) {
                [self.wBoardCtrl hideBoard];
                [self.containerView containerViewRenderView:member];
            }
            else {
                [self.videoListView updateUserVideo:member.userId];
            }
            [self.memberListView reloadPersonList:member tag:ClassPersonListTagRefresh];

        }
    }
    [self.containerView refreshToolView];
}


- (void)whiteboardDidDisplay:(NSString *)boardId {
    NSLog(@"whiteboardDidDisplay %@ ",boardId);
    [self renderMainContainerView];
}

- (void)sharedScreenDidDisplay:(NSString *)userId {
    NSLog(@"sharedScreenDidDisplay %@ ",userId);
    [self renderMainContainerView];
}

- (void)teacherDidDisplay {
    NSLog(@"teacherDidDisplay %@ ",[ClassroomService sharedService].currentRoom.teacher);
    [self renderMainContainerView];
}

- (void)studentDidDisplay:(NSString *)studentId {
    NSLog(@"studentDidDisplay %@", studentId);
    [self renderMainContainerView];
}

- (void)noneDidDisplay {
    NSLog(@"noneDidDisplay");
    [self renderMainContainerView];
}

#pragma mark ---- whiteboardListDelegate
- (void)whiteboardSharedViewCellTap:(id)recentShared {
    if ([recentShared isKindOfClass:[WhiteScene class]]) {
        [LocalRenderManager shareInstance].hadRenderMainView = NO;
        [TRTC_MANAGER cancleRenderUserVideo:[ClassroomService sharedService].currentRoom.currentDisplayURI];
        WhiteScene *whiteBoard = (WhiteScene *)recentShared;
        [self displayWhiteboard:whiteBoard.name];
        [ClassroomService sharedService].currentRoom.currentDisplayURI = whiteBoard.name;
    }
}

#pragma mark ---- TRTC delegate


#pragma mark - private method
- (void)bindDelegates {
    [ClassroomService sharedService].classroomDelegate = self;
    TRTC_MANAGER.delegate = self;
}

- (void)addSubviews {
    [self.view addSubview:self.containerView];

    [self.view addSubview:self.timeView];
    [self.timeView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.mas_equalTo(self.containerView.emptyView.mas_right).offset(-20);
        make.top.mas_equalTo(self.view.mas_top);
        make.height.mas_equalTo(44);
    }];
    [self.view bringSubviewToFront:self.timeView];
    [self.view addSubview:self.backWhiteButton];
    [self.view bringSubviewToFront:self.backWhiteButton];
    [self.backWhiteButton mas_makeConstraints:^(MASConstraintMaker *make) {
        make.width.mas_equalTo(72);
        make.height.mas_equalTo(26);
        make.top.mas_equalTo(self.view.mas_top).offset(16);
        make.right.mas_equalTo(self.timeView.mas_left).offset(-12);
    }];
    self.backWhiteButton.hidden = YES;
    
    [self.view addSubview:self.titleView];
    [self wBoardCtrl];
    [self chatAreaView];
    [self memberListView];
    [self.view addSubview:self.videoListView];
    [self.view addSubview:self.toolView];
    [self showDanChatView];
    CGFloat height = 275;
    [self.toolView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.mas_equalTo(self.containerView.emptyView.mas_right);
        make.width.mas_equalTo(82);
        make.height.mas_equalTo(height);
        make.bottom.mas_equalTo(self.containerView.emptyView.mas_bottom);
    }];
    [self.toolView hiddenToolViewWithAnimation:NO];
    [self.view bringSubviewToFront:self.toolView];
    [self.view bringSubviewToFront:self.titleView];
}


- (void)showPersonListView {
    [self.view addSubview:self.memberListView];
    [self.memberListView reloadPersonList];
}

- (void)showChatAreaView{
    [self.view addSubview:self.chatAreaView];
    [self.chatAreaView scrollToBottom];
    
}

- (void)hidePersonListView {
    self.titleView.memberBtn.isSelected = NO;
    [self.memberListView removeFromSuperview];
}

- (void)hideChatAreaView{
    [UIView animateWithDuration:0.2 animations:^{
        self.titleView.chatBtn.isSelected = NO;
        [self.chatAreaView resetInputStatus];
        [self.chatAreaView removeFromSuperview];
    }];
}

- (void)showDanChatView {
    // 视频页面添加弹幕
    [self.containerView.videoView addSubview:self.danView];
    [self.containerView.videoView bringSubviewToFront:self.containerView.toolView];
}


- (void)hideDanChatView {
    //
    [self.danView removeFromSuperview];
}


- (CGRect)mainContainerViewFrame {
    CGFloat x = 0;
    CGFloat y = 0;
    CGFloat width = KLandscapeWidth - x;
    CGFloat height = KLandscapeHeight - y;
    return CGRectMake(x, y, width, height);
}

- (void)displayWhiteboard:(NSString *)boardId {
    CGRect boardFrame = [self getWBoardFrame];
    [self.wBoardCtrl loadWBoardWithFrame:boardFrame name:boardId];
    for (UIView * view in self.view.subviews) {
        if ([view isKindOfClass:[ClassMemberListView class]] || [view isKindOfClass:[TXChatAreaView class]] || [view isKindOfClass:[WhiteboardListView class]]) {
            [self.view bringSubviewToFront:view];
        }
    }
    if (self.videoListHidden) {
        [self.view bringSubviewToFront:self.showButton];
        [self.view bringSubviewToFront:self.toolView];
    }
    self.toolView.isVideoDisplay = NO;
    [self.view bringSubviewToFront:self.timeView];
    [self.view bringSubviewToFront:self.backWhiteButton];
    [self.view bringSubviewToFront:self.titleView];
    
}

- (void)refreshWhiteBoardFrame {
    [self.wBoardCtrl setWBoardFrame:[self getWBoardFrame]];
}

- (CGRect)getWBoardFrame {
    
    CGRect mainVideoFrame = CGRectZero;
    CGFloat width = 0;
    CGFloat height = 0;
    if (self.videoListHidden) {
        width = KLandscapeWidth;
        height = KLandscapeHeight;
        
    }
    else {
        width = KLandscapeWidth  -(144 + 20 + 10);
        height = KLandscapeHeight;
    }
    mainVideoFrame.size.width = width;
    mainVideoFrame.size.height = height;
    mainVideoFrame.origin.x += 0;
    mainVideoFrame.origin.y = 0;
    return mainVideoFrame;
}

- (void)publishStream {
    if ([ClassroomService sharedService].currentRoom.currentMember.role != RoleAudience) {
        [TRTC_MANAGER publishStream];
    }
}

- (void)renderMainContainerView {
    if ([ClassroomService sharedService].currentRoom.currentDisplayType == DisplayTypeStudent) {
        // 有打开的屏幕
        for (RoomMember *displayMember in [ClassroomService sharedService].currentRoom.memberList) {
            if ([displayMember.userId isEqualToString:[ClassroomService sharedService].currentRoom.currentDisplayURI]) {
                [self.containerView refreshToolView];
                [self.wBoardCtrl hideBoard];
                [self.containerView containerViewRenderView:displayMember];
                [self.videoListView showTeacherPrompt:NO];
                break;
            }
        }
        
    } else if ([ClassroomService sharedService].currentRoom.currentDisplayType == DisplayTeacher) {
        NSLog(@"%@",[ClassroomService sharedService].currentRoom.currentDisplayURI);
        [self.wBoardCtrl hideBoard];
        [self.containerView containerViewRenderView:[ClassroomService sharedService].currentRoom.teacher];
        [self.videoListView showTeacherPrompt:YES];
    } else if ([ClassroomService sharedService].currentRoom.currentDisplayType == DisplayWhiteboard) {
        [self.containerView cancelRenderView];
        [self displayWhiteboard:[ClassroomService sharedService].currentRoom.currentDisplayURI];
        [self.videoListView showTeacherPrompt:NO];
    } else if (([ClassroomService sharedService].currentRoom.currentDisplayType == DisplaySharedScreen)) {
        [self.wBoardCtrl hideBoard];
        
        [TRTC_MANAGER renderRemoteUser:[ClassroomService sharedService].currentRoom.currentDisplayURI inView:self.containerView.videoView];
        // 分享视频
        [self.videoListView showTeacherPrompt:NO];
    } else {
        [self.wBoardCtrl hideBoard];
        [self.containerView cancelRenderView];
        [self.videoListView showTeacherPrompt:NO];
    }
}

#pragma mark ----- ClassVideoListViewDelegate
- (void)videoListView:(TXClassroomVideoListView *)view didTap:(RoomMember *)member {
    
    if (![NSString isEmptyString:[ClassroomService sharedService].currentRoom.shareUserId]) {
        // 当前
        [self.tipsView showTipsMessage:@"当前有学生演示中" inView:self.view];
        return;
    }
    // 如果当前是展示白板
    if ([ClassroomService sharedService].currentRoom.currentDisplayType == DisplayWhiteboard) {
        [self showWhiteButton];
    }
    
    // 将视频投到主屏幕上
    NSString *currentDisplayUserId = member.userId;
    NSString *lastDisplayUserId = [ClassroomService sharedService].currentRoom.currentDisplayURI;
    
    if([currentDisplayUserId isEqualToString:lastDisplayUserId]) {
        [self.videoListView updateUserVideo:lastDisplayUserId];
        if(![[ClassroomService sharedService].currentRoom.currentMemberId isEqualToString:member.userId]) {
            
            // 记录当前演奏播放音频的学生
            if ([ClassroomService sharedService].currentRoom.isPlayBeat || [ClassroomService sharedService].currentRoom.isPlaySong) {
                [ClassroomService sharedService].currentRoom.currentPlayUserId = currentDisplayUserId;
                [TRTC_MANAGER unPlayRemoteStudentAudioStreamExcept:member.userId];
            }
        }
        return;
    }
    DisplayType type = member.role == RoleTeacher ? DisplayTeacher : DisplayTypeStudent;
    [ClassroomService sharedService].currentRoom.currentDisplayURI = currentDisplayUserId;
    [ClassroomService sharedService].currentRoom.currentDisplayType = type;
    [self.videoListView updateUserVideo:member.userId];
    
    if(![[ClassroomService sharedService].currentRoom.currentMemberId isEqualToString:member.userId]) {
        
        // 记录当前演奏播放音频的学生
        if ([ClassroomService sharedService].currentRoom.isPlayBeat || [ClassroomService sharedService].currentRoom.isPlaySong) {
            [ClassroomService sharedService].currentRoom.currentPlayUserId = currentDisplayUserId;
            [TRTC_MANAGER unPlayRemoteStudentAudioStreamExcept:member.userId];
        }
    }
    [self renderMainContainerView];
}

- (void)unplayBeatNodeRefreshStream {
    
    if ([ClassroomService sharedService].currentRoom.isPlayBeat == NO && [ClassroomService sharedService].currentRoom.isPlaySong == NO) { // 关闭节拍器后播放所有学生端声音
        [TRTC_MANAGER playAllRemoteStudentAudioStream];
        [ClassroomService sharedService].currentRoom.currentPlayUserId = nil;
    }
}

- (void)videoListView:(TXClassroomVideoListView *)view didHideView:(BOOL)isHideView {
    if (isHideView) { // 隐藏video list
        [self hideVideoList];
    }
    else { // 显示
        [self showVideoList];
    }
}

- (void)hideVideoList {
    self.videoListHidden = YES;
    CGRect frame = self.videoListView.frame;
        self.videoListView.frame = CGRectMake(KLandscapeWidth, frame.origin.y, frame.size.width, frame.size.height);
        [self.containerView changeVideoFrameFull:YES];
        [self refreshWhiteBoardFrame];
    [self.view addSubview:self.showButton];
    [self.view bringSubviewToFront:self.toolView];
}

- (void)showVideoList {
    self.videoListHidden = NO;
    CGRect frame = self.videoListView.frame;
        self.videoListView.frame = CGRectMake(KLandscapeWidth - frame.size.width, frame.origin.y, frame.size.width, frame.size.height);
        [self.containerView changeVideoFrameFull:NO];
        [self refreshWhiteBoardFrame];
    [self.showButton removeFromSuperview];
}

#pragma mark ---- ClassroomTimerManager delegate
- (void)formatTime:(NSString *)timeString {
    self.timeView.timeLabel.text = timeString;
}

- (void)timeLabelAddAnimation:(CABasicAnimation *)animation {
    self.timeView.timeLabel.textColor = HexRGB(0x2DC7AA);
    [self.timeView.timeLabel.layer addAnimation:animation forKey:nil];
}

- (void)hiddenTitleView {
    self.titleView.isDisplay = NO;
}

- (void)quitClassroomNotifer {
    // 课程结束后15分钟自动退出房间 连堂课不退出（对内）
    if (self.isQuitRoom == NO) {
        self.isQuitRoom = YES;
        // 退出房间
        [self.tipsView showTipsMessage:@"课程已结束" inView:self.view];
        @weakObj(self);
        dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
            @strongObj(self);
            // 课程结束退出房间
            SealClassLog(@"ClassEnd!");
            [LOADING_MANAGER showCustomLoading:@"加载中..."];
            [[LoginHelper sharedInstance] logout];
            [self.titleView clearUnreadMessage];
            
        });
    }
}

#pragma mark --- whiteboard
- (void)didTurnPage:(NSInteger)pageNum {
    
}

- (void)whiteboardViewDidChangeZoomScale:(float)scale {
    
}

- (void)needRefreshWhiteboardList {
    [self.whiteboardListView reloadDataSource];
}

- (void)needShowTopTitleView:(UIView *)touchView {
    if ([touchView isDescendantOfView:self.whiteboardListView]) {
        return;
    }
    self.titleView.isDisplay = YES;
    self.timeManager.isDisplay = YES;
    [self hidePersonListView];
    [self hideChatAreaView];
    [self.danView resetInputStatus];
}

// 白板连接状态回调
- (void)connectionWhiteboardStatus:(JOINROOMSTATUS)status {
    if (status == JOINROOMSTATUS_FAILED) {
        [self.tipsView showTipsMessage:@"白板连接失败，请检查您的网络" inView:self.view];
    }
    else if (status == JOINROOMSTATUS_PARAMERROR) {
        [self.tipsView showTipsMessage:@"获取白板参数错误" inView:self.view];
    }
}


#pragma mark ---- mainContainer
- (void)mainContainerOpertionMember:(RoomMember *)member tapButton:(UIButton *)button didTapAtTag:(MainToolButtonTag)tag {
    RoomMember *curMember = [ClassroomService sharedService].currentRoom.currentMember;
    // 操作自己
    MainToolButton *toolButton = [self.containerView.toolView viewWithTag:tag+1000];
    // 操作自己
    if ([member.userId isEqualToString:curMember.userId]) {
        switch (tag) {
            case MainToolButtonTagMic: // 麦克风
            {
                if (toolButton.isSelected) { // 打开
                    [[ClassroomService sharedService] enableDevice:YES songId:@"" withType:DeviceTypeMicrophone];
                }
                else { // 关闭
                    [[ClassroomService sharedService] enableDevice:NO songId:@"" withType:DeviceTypeMicrophone];
                }
            }
                break;
            case MainToolButtonTagCamero: // 摄像头
            {
                if (toolButton.isSelected) { // 打开
                    [[ClassroomService sharedService] enableDevice:YES songId:@"" withType:DeviceTypeCamera];
                }
                else { // 关闭
                    
                    [[ClassroomService sharedService] enableDevice:NO songId:@"" withType:DeviceTypeCamera];
                }
            }
                break;
            case MainToolButtonTagShare:  // 老师无此状态操作
            {
                
            }
                break;
            case MainToolButtonTagPercent:
            {
//                [self showProgressView];
            }
                break;
            default:
                break;
        }
    }
    else { // 操作学生
        switch (tag) {
            case MainToolButtonTagMic:
            {
                if (toolButton.isSelected) { // 打开
                    self.alertView = [TXClassRoomAlertView shareInstance];
                    [self.alertView configWithTitle:@"提示" desc:@"确认打开学生的麦克风吗?" leftTitle:@"取消" rightTitle:@"确认" cancel:^{
                        
                    } confirm:^{
                        [[ClassroomService sharedService] enableDevice:YES type:DeviceTypeMicrophone songId:@"" soundVolume:0 forUser:member.userId];
                    }];
                }
                else { // 关闭
                    
                    self.alertView = [TXClassRoomAlertView shareInstance];
                    [self.alertView configWithTitle:@"提示" desc:@"确认关闭学生的麦克风吗?" leftTitle:@"取消" rightTitle:@"确认" cancel:^{
                        
                    } confirm:^{
                        [[ClassroomService sharedService] enableDevice:NO type:DeviceTypeMicrophone songId:@"" soundVolume:0 forUser:member.userId];
                    }];
                }
            }
                break;
            case MainToolButtonTagCamero:
            {
                if (toolButton.isSelected) { // 打开
                    
                    self.alertView = [TXClassRoomAlertView shareInstance];
                    [self.alertView configWithTitle:@"提示" desc:@"邀请学生打开摄像头吗?" leftTitle:@"取消" rightTitle:@"确认" cancel:^{
                        
                    } confirm:^{
                        [[ClassroomService sharedService] enableDevice:YES type:DeviceTypeCamera songId:@"" soundVolume:0 forUser:member.userId];
                    }];
                }
                else { // 关闭
                    
                    self.alertView = [TXClassRoomAlertView shareInstance];
                    [self.alertView configWithTitle:@"提示" desc:@"确认关闭学生的摄像头吗?" leftTitle:@"取消" rightTitle:@"确认" cancel:^{
                        
                    } confirm:^{
                        [[ClassroomService sharedService] enableDevice:NO type:DeviceTypeCamera songId:@"" soundVolume:0 forUser:member.userId];
                    }];
                }
            }
                break;
            case MainToolButtonTagShare:
            {
                if (toolButton.isSelected) {  // 下台 显示老师
                    // 停止伴奏和节拍器
                    [self resetPlayBeatAndAccompany];
                    // 之前共享的学生切换成小流
                    [self exchangePreStudentToTinySteam];
                    [self.containerView refreshToolView];
                    [ClassroomService sharedService].currentRoom.currentDisplayType = DisplayTeacher;
                    [ClassroomService sharedService].currentRoom.currentDisplayURI = [ClassroomService sharedService].currentRoom.currentMember.userId;
                    [[ClassroomService sharedService] displayTeacher];
                    [self.containerView containerViewRenderView:[ClassroomService sharedService].currentRoom.currentMember];
                    [self.videoListView showTeacherPrompt:YES];
                    @weakObj(self);
                    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.3f * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                        @strongObj(self);
                        [self renderMainContainerView];
                    });
                }
                else { // 上台共享学生
                    // 隐藏返回白板按钮
                    [self hideWhiteButton];
                    
                    // 停止伴奏和节拍器
                    [self resetPlayBeatAndAccompany];

                    // 如果之前显示的白板 关闭掉
                    self.toolView.isVideoDisplay = YES;
                    
                    [self.whiteboardListView removeFromSuperview];
                    [ClassroomService sharedService].currentRoom.shareUserId = member.userId;
                    [self.containerView refreshToolView];
                    [[ClassroomService sharedService] displayStudent:member.userId];
                    [self.containerView refreshShareStatus];
                    [self.videoListView showTeacherPrompt:NO];
                    if (member.handUpOn) {
                        [[ClassroomService sharedService] enableDevice:NO type:DeviceTypeHandup songId:@"" soundVolume:0 forUser:member.userId];
                    }
                }
            }
                break;
            case MainToolButtonTagPercent:
            {
//                [self showProgressView];
            }
                break;
            default:
                break;
        }
    }
}

- (void)resetPlayBeatAndAccompany {
    if ([ClassroomService sharedService].currentRoom.isPlaySong) {
        DeviceType type = self.isAccompany ? DeviceTypeAccompany : DeviceTypeMusicScore;
        [[ClassroomService sharedService] enableMutilMemberDevice:NO type:type songId:self.songId soundVolume:self.soundVolume forUser:@""];
        // 重置伴奏按钮
        self.accompanyView.isPlaying = NO;
    }
    
    if ([ClassroomService sharedService].currentRoom.isPlayBeat) {
        NSDictionary *parm = @{@"enable": @(NO),
                               @"rate" : @(0),
                               @"customType" : @(0),
                               @"playVolume" : @(0),
                               @"userId" : @"",
        };
        
        [[ClassroomService sharedService] enablePlayMessage:NO content:[parm mj_JSONString] userId:@""];
        [ClassroomService sharedService].currentRoom.isPlayBeat = NO;
    }
    
    [self unplayBeatNodeRefreshStream]; // 刷新音频流播放
}

- (void)changeSongPlayDisplay:(NSString *)userId {
    // 默认显示第一个学生的视频 单个操作不再次刷新主屏
    if (self.videoListView.videoDataSource.count >= 1 && [NSString isEmptyString:userId]) {
        for (RoomMember *member in self.videoListView.videoDataSource) {
            if (member.role == RoleStudent) {
                [self videoListView:nil didTap:member];
                break;
            }
        }
    }
    else if (![NSString isEmptyString:userId]) {
        [ClassroomService sharedService].currentRoom.currentPlayUserId = userId;
        [TRTC_MANAGER unPlayRemoteStudentAudioStreamExcept:userId];
    }
}
- (void)showProgressView {
    [self.progressView showView:self.songName songId:self.songId];
}

- (void)exchangePreStudentToTinySteam {
    [ClassroomService sharedService].currentRoom.shareUserId = @"";
}

#pragma mark ---- TXRTCServiceDelegate
- (void)didReportNetworkQuality:(TRTCQuality)quality remoteQuality:(NSArray<TRTCQualityInfo *> *)remoteQuality {
    if (quality >= 5) { // 网络质量不佳
        
        dispatch_async(dispatch_get_main_queue(), ^{
            [self.view addSubview:self.networkLabel];
            [self.view bringSubviewToFront:self.networkLabel];
            self.networkLabel.hidden = NO;
            self.networkLabel.text = @"当前通话连接质量不佳";
        });
    }
    else { // 正常
        dispatch_async(dispatch_get_main_queue(), ^{
            self.networkLabel.hidden = YES;
            self.networkLabel.text = @"";
            [self.networkLabel removeFromSuperview];
        });
    }
    [self showNetworkingStatus:quality remoteQuality:remoteQuality];
}




- (void)showNetworkingStatus:(TRTCQuality)quality remoteQuality:(NSArray<TRTCQualityInfo *> *)remoteQuality  {
    dispatch_async(dispatch_get_main_queue(), ^{
        // 本地
        NSString *currentUserID = [ClassroomService sharedService].currentRoom.currentMemberId;

        if ([self.containerView.member.userId isEqualToString:currentUserID]) {
            [self.containerView.displayView updateUserQualityNetWorkingStatus:[self getNetStatusWithQuality:quality]];
        }

        [self.videoListView updateUserQuality:currentUserID netWorkingStatus:[self getNetStatusWithQuality:quality]];
        // 更新full
        if (self.squareOn) {
            [self.squareView updateUserQuality:currentUserID netWorkingStatus:[self getNetStatusWithQuality:quality]];
        }
        // 远端
        for (TRTCQualityInfo *info in remoteQuality) {
            NSString *userId = info.userId;
            [self.videoListView updateUserQuality:userId netWorkingStatus:[self getNetStatusWithQuality:info.quality]];
            if ([info.userId isEqualToString:self.containerView.member.userId]) {
                [self.containerView.displayView updateUserQualityNetWorkingStatus:[self getNetStatusWithQuality:info.quality]];
            }
            // 更新full
            if (self.squareOn) {
                [self.squareView updateUserQuality:userId netWorkingStatus:[self getNetStatusWithQuality:info.quality]];
            }
        }
        
    });
}

- (TXNetWorkingStatus)getNetStatusWithQuality:(TRTCQuality)quality {
    TXNetWorkingStatus status = TXNetWorkingStatus_Full;
    if (quality == 1 || quality == 2) {
        status = TXNetWorkingStatus_Full;
    }
    else if (quality == 3) {
        status = TXNetWorkingStatus_Good;
    }
    else if (quality == 4) {
        status = TXNetWorkingStatus_Nomal;

    }
    else if (quality == 5) {
        status = TXNetWorkingStatus_Bad;
    }
    else { //
        status = TXNetWorkingStatus_Poor;
    }
    return status;
}

- (void)didReportUserVolume:(NSArray<TRTCVolumeInfo *> *)userVolumes {
    NSString *currentUserID = [ClassroomService sharedService].currentRoom.currentMemberId;

    for (TRTCVolumeInfo *info in userVolumes) {
        NSString *userId = info.userId;
        if ([NSString isEmptyString:userId]) {
            userId = currentUserID;
        }
        [self.videoListView updateMicStatus:userId volume:info.volume];
        // 更新title
        if ([currentUserID isEqualToString:userId]) {
            [self.titleView updateUserVolume:info.volume];
        }
        // 更新container
        if ([self.containerView.member.userId isEqualToString:userId]) {
            [self.containerView updateUserVolume:info.volume];
        }
        // 更新full
        if (self.squareOn) {
            [self.squareView updateMicStatus:userId volume:info.volume];
        }
     }
}

#pragma mark ------- 教学工具
- (TXTeachToolView *)toolView {
    if (!_toolView) {
        _toolView = [[TXTeachToolView alloc] init];
        _toolView.delegate = self;
    }
    return _toolView;
}

- (AccompanyProgressView *)progressView {
    if (!_progressView) {
        _progressView = [[AccompanyProgressView alloc] initWithFrame:CGRectMake(0, 0, KLandscapeWidth, KLandscapeHeight)];
    }
    return _progressView;
}

- (void)hideDanView {
    [self.titleView closeDanButton];
    [self hideDanChatView];
}

- (void)teachToolView:(UIButton *)button didTapAtTag:(TeachToolTag)tag {
    switch (tag) {
        case TeachToolTagWhiteboard:
        {
            
            // 停止伴奏和节拍器
            [self resetPlayBeatAndAccompany];
            
            [LOADING_MANAGER showCustomLoading:@"加载中..."];
            @weakObj(self);
            dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(2.0f * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                @strongObj(self);
                [LOADING_MANAGER removeCustomLoading];
                button.selected = YES;
                self.toolView.isVideoDisplay = NO;
                if ([ClassroomService sharedService].currentRoom.randomNumeric == 0) {
                    [self.view addSubview:self.whiteboardListView];
                }
                self.whiteboardListView.isOpen = NO;
                // 之前共享的学生切换成小流
                [self exchangePreStudentToTinySteam];
                [TRTC_MANAGER cancleRenderUserVideo:[ClassroomService sharedService].currentRoom.currentDisplayURI];
                [ClassroomService sharedService].currentRoom.currentDisplayType = DisplayWhiteboard;
                [ClassroomService sharedService].currentRoom.currentDisplayURI = @"whiteboard";
                [[ClassroomService sharedService] displayWhiteboard:@"whiteboard"];
                [self renderMainContainerView];
                [self.videoListView showTeacherPrompt:NO];
                [self.whiteboardListView reloadDataSource];
                // 收起
                [self.toolView hiddenToolViewWithAnimation:YES];
                
                [self hideDanView];
            });
        }
            break;
        case TeachToolTagVideo:
        {
            [self hideWhiteButton];
            // 停止伴奏和节拍器
            [self resetPlayBeatAndAccompany];
            button.selected = YES;
            self.toolView.isVideoDisplay = YES;
            // 收起
            [self.toolView hiddenToolViewWithAnimation:YES];
            // 之前共享的学生切换成小流
            [self exchangePreStudentToTinySteam];
            [ClassroomService sharedService].currentRoom.currentDisplayType = DisplayTeacher;
            
            [ClassroomService sharedService].currentRoom.currentDisplayURI = [ClassroomService sharedService].currentRoom.currentMember.userId;
            [[ClassroomService sharedService] displayTeacher];
            [self.containerView containerViewRenderView:[ClassroomService sharedService].currentRoom.currentMember];
            [self.videoListView showTeacherPrompt:YES];
            @weakObj(self);
            dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.3f * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                @strongObj(self);
                [self renderMainContainerView];
            });
            [self.whiteboardListView removeFromSuperview];
        }
            break;
        case TeachToolTagLibrary:  // 选择伴奏曲库
        {
            [self.accompanyView showAccompanyView];
        }
            break;
        case TeachToolTagNode:
        {
            [self showNodeControlView];
        }
            break;
        default:
            break;
    }
}


#pragma mark - Getters & setters
- (ClassroomTimerManager *)timeManager {
    
    if (!_timeManager) {
        _timeManager = [[ClassroomTimerManager alloc] initWithDelegate:self];
        
        _timeManager.autoClose = [ClassroomService sharedService].currentRoom.autoCloseFlag;
        
        // 统一15分钟关闭
        _timeManager.autoCloseNetworkRoomTime = [ClassroomService sharedService].currentRoom.autoCloseNetworkRoomTime;
    }
    return _timeManager;
}


- (TXTimeView *)timeView {
    if (!_timeView) {
        _timeView = [TXTimeView shareInstance];
    }
    return _timeView;
}

- (KSTipsView *)tipsView {
    if (!_tipsView) {
        _tipsView = [[KSTipsView alloc] initWithFrame:CGRectZero];
    }
    return _tipsView;
}

- (TXClassTitleView *)titleView {
    if (!_titleView) {
        _titleView = [[TXClassTitleView alloc] initWithFrame:CGRectMake(0, 0, KLandscapeWidth, TitleViewHeight)];
        _titleView.delegate = self;
    }
    return _titleView;
}

- (TXClassroomVideoListView *)videoListView {
    if(!_videoListView) {
        
        CGFloat width = VIDEO_WIDTH + 20 + 10;
        
        CGFloat height = KLandscapeHeight;
        
        _videoListView = [[TXClassroomVideoListView alloc] initWithFrame:CGRectMake(KLandscapeWidth - width, 0, width, height)];
        _videoListView.delegate = self;
    }
    return _videoListView;
}


- (UIButton *)showButton {
    if (!_showButton) {
        _showButton = [UIButton buttonWithType:UIButtonTypeCustom];
        _showButton.frame = CGRectMake(KLandscapeWidth-30, (KLandscapeHeight-30)/2.0, 30, 30);
        [_showButton setImage:[UIImage imageNamed:@"videoList_show"] forState:UIControlStateNormal];
        [_showButton addTarget:self action:@selector(showVideoList) forControlEvents:UIControlEventTouchUpInside];
    }
    return _showButton;
}

- (ClassMemberListView *)memberListView {
    if (!_memberListView) {
        _memberListView = [[ClassMemberListView alloc] initWithFrame:CGRectMake(KLandscapeWidth - PersonListViewWidth, 0, PersonListViewWidth, KLandscapeHeight)];
        _memberListView.delegate = self;
    }
    return _memberListView;
}

- (TXClassroomMainContainer *)containerView {
    if (!_containerView) {
        _containerView = [[TXClassroomMainContainer alloc] initWithFrame:[self mainContainerViewFrame]];
        _containerView.delegate = self;
    }
    return _containerView;
}

- (TXChatAreaView *)chatAreaView {
    if(!_chatAreaView) {
        _chatAreaView = [[TXChatAreaView alloc] initWithFrame:CGRectMake(KLandscapeWidth- 300,0, 300, KLandscapeHeight) chatGroupId:[ClassroomService sharedService].currentRoom.roomId];
    }
    return _chatAreaView;
}

- (KSWhiteboardControl *)wBoardCtrl {
    if (!_wBoardCtrl) {
        CGRect frame = [self getWBoardFrame];
        _wBoardCtrl = [[KSWhiteboardControl alloc] initWithDelegate:self viewFrame:frame];
        NSLog(@"----%@", [ClassroomService sharedService].currentRoom.roomId);
        _wBoardCtrl.randomNumeric = [ClassroomService sharedService].currentRoom.randomNumeric;
        NSString *roomId = [ClassroomService sharedService].currentRoom.roomId;
        if ([roomId containsString:@"S"] || [roomId containsString:@"I"]) {
            roomId = [roomId substringFromIndex:1];
        }
        _wBoardCtrl.roomId = roomId;
        _wBoardCtrl.subjectId = self.subjectId;
        [_wBoardCtrl moveToSuperView:self.view];
    }
    return _wBoardCtrl;
}

- (WhiteboardListView *)whiteboardListView {
    if (!_whiteboardListView) {
        _whiteboardListView = [[WhiteboardListView alloc] initWithFrame:CGRectMake(-140+iPhoneXSafeTopMargin, 0, WhiteboardListWidth, KLandscapeHeight)];
        _whiteboardListView.delegate = self;
        _whiteboardListView.whiteboardCtrl = self.wBoardCtrl;
    }
    return _whiteboardListView;
}

- (TXFullVideoView *)squareView {
    if (!_squareView) {
        _squareView = [[TXFullVideoView alloc] initWithFrame:CGRectMake(0, 0, KLandscapeWidth, KLandscapeHeight)];
        _squareView.delegate = self;
    }
    return _squareView;
}


#pragma mark ----- 宫格模式
// 点击视频
- (void)fullVideoListView:(TXFullVideoView *)view didTap:(RoomMember *)member {
    
    // 放大当前视频
    if([[ClassroomService sharedService].currentRoom.currentMemberId isEqualToString:member.userId]) {
        
        [TRTC_MANAGER renderLocalUserInView:self.maskView.maskVideoView isCameraEnable:member.cameraEnable];
    }else {
        [TRTC_MANAGER renderRemoteUser:member.userId inView:self.maskView.maskVideoView];
        if ([ClassroomService sharedService].currentRoom.isPlayBeat || [ClassroomService sharedService].currentRoom.isPlaySong) {
            [TRTC_MANAGER unPlayRemoteStudentAudioStreamExcept:member.userId];
            [ClassroomService sharedService].currentRoom.currentPlayUserId = member.userId;
        }
    }
    [self.maskView configUserAvatar:member.headUrl];
    if (member.cameraEnable) {
        self.maskView.closeCameraView.hidden = YES;
    }
    else {
        self.maskView.closeCameraView.hidden = NO;
    }
    [self.view addSubview:self.maskView];
}

// 关闭宫格模式
- (void)cancleFullVideoList {
    self.squareOn = NO;
    [self.squareView removeFromSuperview];
    if ([ClassroomService sharedService].currentRoom.isPlayBeat || [ClassroomService sharedService].currentRoom.isPlaySong) {
        [ClassroomService sharedService].currentRoom.currentPlayUserId = self.squareView.currentPlayUserId;
        NSString *userId = [ClassroomService sharedService].currentRoom.currentPlayUserId;
        [TRTC_MANAGER unPlayRemoteStudentAudioStreamExcept:userId];
    }
    [self renderMainContainerView];
    [self.videoListView reloadVideoList];
}

- (VideoMaskView *)maskView {
    if (!_maskView) {
        CGFloat width = (KLandscapeWidth);
        CGRect frame = CGRectMake(0, 0, width, KLandscapeHeight);
        _maskView = [[VideoMaskView alloc] initWithFrame:frame];
        [_maskView addDismisTarget:self action:@selector(dismissMaskViewEvent)];
    }
    return _maskView;
}

- (void)dismissMaskViewEvent {
    // 切换成小流
    [self removeMaskViewIfNeed];
    [self.squareView showVideoList];
    self.squareView.displayUserId = @"";
}

- (void)removeMaskViewIfNeed {
    [self.maskView removeFromSuperview];
    _maskView = nil;
}


#pragma mark --------- 主动关闭教室
- (void)showCouseCloseAlert {
    
    // 判断如果课程结束、不能进行此操作
    if (self.timeManager.showCloseTips) {
        [self.tipsView showTipsMessage:@"已结束课程不可使用该功能" inView:self.view];
        return;
    }
    
    self.closeCourseAlert = [KSCloseCourseView shareInstanceShowInView:self.view];
    self.imageArray = [NSMutableArray array];
    self.imageAsset = [NSMutableArray array];
    [self createImageButtonAndPhotosButton];
    
    MJWeakSelf;
    [self.closeCourseAlert sureCallback:^(NSString * _Nonnull message) {
        [weakSelf submitCloseMessge:message];
    }];
    [self.closeCourseAlert showAlert];
}

/**
 图片和按钮的布局
 */
#pragma marl 图片和按钮布局
- (void)createImageButtonAndPhotosButton {
    for (UIView *subView in self.closeCourseAlert.imageContentView.subviews) {
        [subView removeFromSuperview];
    }
    if (self.imageArray.count == 0) {
        self.closeCourseAlert.hasChooseImage = NO;
    }
    else {
        self.closeCourseAlert.hasChooseImage = YES;
    }
    CGFloat space = 10;
    CGFloat buttonWidth = (COURSEVIEWWIDTH - KBUTTON_LEFTSPACE * 2 - space * 2) / 3.0f;
    CGFloat buttonHeight = 80;
    NSInteger section = self.imageArray.count/3 + 1;
    if (self.imageArray.count==MAXPHOTONUMBER) {
        section = MAXPHOTONUMBER / 3;
    }
    CGFloat currentX = 0;
    CGFloat currentY = 0;
    for (NSInteger i = 0; i < self.imageArray.count; i++) {
        currentX = i % 3 * (buttonWidth + space);
        currentY = i / 3 * (buttonHeight + space);
        UIImage *image = self.imageArray [i];
        
        CGRect frame = CGRectMake(currentX, currentY, buttonWidth, buttonHeight);
        MJWeakSelf;
        KSImageDisplayView *displayView = [KSImageDisplayView shareInstance];
        displayView.frame = frame;
        displayView.tag = 1000 + i;
        [displayView displayImage:image callback:^(IMAGEACTION action, NSInteger viewIndex) {
            if (action == IMAGEACTION_DISPLAY) {
                [weakSelf displayImageIndex:viewIndex];
            }
            else {
                [weakSelf deleteImage:viewIndex];
            }
        }];
        [self.closeCourseAlert.imageContentView addSubview:displayView];
    }
    currentX = self.imageArray .count % 3 * (buttonWidth + space);
    if (self.imageArray.count != MAXPHOTONUMBER) {
        //计算下一个添加按钮位置
        if (self.imageArray.count % 3 == 0) {
            currentY = (self.imageArray.count+1) / 3 * (buttonHeight + space);
        }
        UIButton *cameraButton = [UIButton buttonWithType:UIButtonTypeCustom];
        cameraButton.frame = CGRectMake(currentX, currentY, buttonWidth, buttonHeight);
        cameraButton.layer.cornerRadius = 5.0f;
        [cameraButton setImage:[UIImage imageNamed:@"common_image_choose"] forState:UIControlStateNormal];
        [cameraButton setBackgroundColor:[UIColor clearColor]];
        [cameraButton addTarget:self action:@selector(addImgAction:) forControlEvents:UIControlEventTouchUpInside];
        [self.closeCourseAlert.imageContentView addSubview:cameraButton];
    }
}

- (void)displayImageIndex:(NSInteger)fileIndex {
    self.isPushChooseView = YES;
    // 展示大图
    LLPhotoBrowser *photoBrowser = [[LLPhotoBrowser alloc] initWithImages:self.imageArray currentIndex:fileIndex];
    photoBrowser.delegate = self;
    photoBrowser.modalPresentationStyle = UIModalPresentationFullScreen;
    [self presentViewController:photoBrowser animated:YES completion:nil];
}

- (void)deleteImage:(NSInteger)fileIndex {
    [self.imageArray  removeObjectAtIndex:fileIndex];
    [self.imageAsset removeObjectAtIndex:fileIndex];
    [self createImageButtonAndPhotosButton];
}

#pragma mark 点击+按钮
- (void)addImgAction:(UIButton *)sender {
    [self.view endEditing:YES];
    UIAlertController *alertVC = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:IS_IPAD ? UIAlertControllerStyleAlert : UIAlertControllerStyleActionSheet];
    [alertVC addAction:[UIAlertAction actionWithTitle:@"相机拍摄" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
        // 调用相机
        self.isPushChooseView = YES;
        [self takePhotos];
    }]];
    
    [alertVC addAction:[UIAlertAction actionWithTitle:@"从手机相册选择" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
        // 调用相册
        self.isPushChooseView = YES;
        [self pushImagePickerController];
        
    }]];
    [alertVC addAction:[UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {
        
    }]];
    alertVC.modalPresentationStyle = UIModalPresentationFullScreen;
    [self presentViewController:alertVC animated:true completion:nil];
}

- (void)takePhotos {
    // 调用相册
    self.mediaManager = [[KSMediaManager alloc] init];
    self.mediaManager.mediaType = MEDIATYPE_PHOTO;
    self.mediaManager.maxPhotoNumber = MAXPHOTONUMBER;
    self.mediaManager.baseCtrl = self;
    self.mediaManager.imageArray = [self.imageArray mutableCopy];
    self.mediaManager.imageAsset = [self.imageAsset mutableCopy];
    self.mediaManager.needCropImage = NO;
    MJWeakSelf;
    [self.mediaManager noAlertCallback:^(NSString * _Nullable videoUrl, NSMutableArray * _Nullable imageArray, NSMutableArray * _Nullable imageAsset) {
        [weakSelf displayChooseImage:imageArray imageAsset:imageAsset];
    }];
    [self.mediaManager takePhoto];
}

- (void)pushImagePickerController {
    // 调用相册
    self.mediaManager = [[KSMediaManager alloc] init];
    self.mediaManager.mediaType = MEDIATYPE_PHOTO;
    self.mediaManager.maxPhotoNumber = MAXPHOTONUMBER;
    self.mediaManager.baseCtrl = self;
    self.mediaManager.imageArray = [self.imageArray mutableCopy];
    self.mediaManager.imageAsset = [self.imageAsset mutableCopy];
    self.mediaManager.needCropImage = NO;
    MJWeakSelf;
    [self.mediaManager noAlertCallback:^(NSString * _Nullable videoUrl, NSMutableArray * _Nullable imageArray, NSMutableArray * _Nullable imageAsset) {
        [weakSelf displayChooseImage:imageArray imageAsset:imageAsset];
    }];
    [self.mediaManager pushImagePickerController];
}

- (void)displayChooseImage:(NSMutableArray *)imageArray imageAsset:(NSMutableArray *)imageAsset {
    
    self.imageArray = [imageArray mutableCopy];
    self.imageAsset = [imageAsset mutableCopy];
    // 重新布局
    [self createImageButtonAndPhotosButton];
}


#pragma mark -- LLPhotoBrowserDelegate
- (void)photoBrowser:(LLPhotoBrowser *)photoBrowser backImages:(NSMutableArray *)images {
    NSMutableArray * backImgArray = [images mutableCopy];
    NSMutableArray *imageArray = [NSMutableArray array];
    NSMutableArray *imageAsset = [NSMutableArray array];
    for (NSInteger i = 0; i < self.imageArray.count; i++) {
        UIImage *imagePic = self.imageArray[i];
        if ([backImgArray containsObject:imagePic]) { // 包含
            [imageArray addObject:imagePic];
            [imageAsset addObject:self.imageAsset[i]];
        }
    }
    self.imageArray = [imageArray mutableCopy];
    self.imageAsset = [imageAsset mutableCopy];
    //布局
    [self createImageButtonAndPhotosButton];
}



- (void)submitCloseMessge:(NSString *)message {
    [LOADING_MANAGER showCustomLoading:@"加载中..."];
    // 先上传图片
    NSMutableArray *imageDataArray = [NSMutableArray array];
    for (UIImage *image in self.imageArray) {
        NSData *imgData = [UIImage turnsImaegDataByImage:image];
        [imageDataArray addObject:imgData];
    }
    
    [UPLOAD_MANAGER configWithfilePath:@"/classroom/"];
    [UPLOAD_MANAGER mutilUploadImage:imageDataArray fileName:@"onlineClassroomImg" successCallback:^(NSMutableArray * _Nonnull fileUrlArray) {
        NSMutableArray *urlArray = [NSMutableArray array];
        for (NSString *url in fileUrlArray) {
            [urlArray addObject:url];
        }
        // 再提交申诉
        NSString *attachments = [urlArray componentsJoinedByString:@","];
        [self feedbackAction:attachments message:message];
    } faliure:^(NSError * _Nullable error, NSString * _Nullable descMessaeg) {
        [LOADING_MANAGER removeCustomLoading];
        if (![NSString isEmptyString:descMessaeg]) {
            [self.tipsView showTipsMessage:descMessaeg inView:self.view];
        }
    }];
}

- (void)feedbackAction:(NSString *)attachments message:(NSString *)message {

}


- (void)dealloc {
    NSLog(@"----- class room dealloc----");
    [[NSNotificationCenter defaultCenter] removeObserver:self];
}


#pragma mark ----- accompany view

- (AccompanyView *)accompanyView {
    if (!_accompanyView) {
        _accompanyView = [[AccompanyView alloc] initWithFrame:CGRectMake(0, 0, KLandscapeWidth, KLandscapeHeight)];
        _accompanyView.volume = self.soundVolume;
        _accompanyView.hideDownloadStatus = YES;
        MJWeakSelf;
        [_accompanyView accompanyPlayAction:^(ACCOMPANYACTION action, NSString * _Nullable songId, NSString * _Nullable songName, BOOL isAccompany, NSString * _Nullable songUrl) {
            [weakSelf accompanyViewAction:action songId:songId songName:songName isAccompany:isAccompany songUrl:songUrl];
        }];
    }
    return _accompanyView;
}

- (void)accompanyViewAction:(ACCOMPANYACTION)action songId:(NSString *)songId songName:(NSString *)songName isAccompany:(BOOL)isAccompany songUrl:(NSString *)songUrl {
    
    NSLog(@"------------- song id %@", songId);
    self.soundVolume = self.accompanyView.volume;
    NSLog(@"-------sound volume %zd", self.soundVolume);
    if (action == ACCOMPANYACTION_ADDSONG) {
        // 添加伴奏
        [self.coursewareView showView];
    }
    else if (action == ACCOMPANYACTION_STOP) {
        
        DeviceType type = self.isAccompany ? DeviceTypeAccompany : DeviceTypeMusicScore;
        // 取消记录当前播放曲目
        [[ClassroomService sharedService] enableMutilMemberDevice:NO type:type songId:songId soundVolume:self.soundVolume forUser:@""];
        
        [ClassroomService sharedService].currentRoom.isPlaySong = NO;
        [self unplayBeatNodeRefreshStream]; // 刷新音频流播放
    }
    else if (action == ACCOMPANYACTION_PLAYSONG) {
        // 如果之前有播放节拍器
        [ClassroomService sharedService].currentRoom.isPlaySong = YES;

        if ([ClassroomService sharedService].currentRoom.isPlayBeat) {
            [ClassroomService sharedService].currentRoom.isPlayBeat = NO;
            NSDictionary *parm = @{@"enable": @(NO),
                                   @"rate" : @(0),
                                   @"customType" : @(0),
                                   @"playVolume" : @(0),
                                   @"userId" : @"",
            };
            [[ClassroomService sharedService] enablePlayMessage:NO content:[parm mj_JSONString] userId:@""];
        }
        DeviceType type = isAccompany ? DeviceTypeAccompany : DeviceTypeMusicScore;
        // 记录当前播放曲目
        if (![NSString isEmptyString:[ClassroomService sharedService].currentRoom.shareUserId]) {
            NSString *userId = [ClassroomService sharedService].currentRoom.shareUserId;
            [[ClassroomService sharedService] enableMutilMemberDevice:YES type:type songId:songId soundVolume:self.soundVolume forUser:userId];
            [self changeSongPlayDisplay:userId];
        }
        else {
            [[ClassroomService sharedService] enableMutilMemberDevice:YES type:type songId:songId soundVolume:self.soundVolume forUser:@""];
            [self changeSongPlayDisplay:@""];
        }
        
        [ClassroomService sharedService].currentRoom.isPlaySong = YES;
        // 同步主屏显示
        [self recordSongMessageWithSongId:songId songName:songName isAccompany:isAccompany songUrl:songUrl];
    }
    else if (action == ACCOMPANYACTION_DISPLAY) { // 显示弹窗
//        [self.progressView showView:songName songId:songId];
    }
    else if (action == ACCOMPANYACTION_CHOOSE) {  // 选择的伴奏
        [self recordSongMessageWithSongId:songId songName:songName isAccompany:isAccompany songUrl:songUrl];
    }
    else if (action == ACCOMPANYACTION_MODIFY_VOLUME) {
//        TXAudioEffectManager *audioManager = [TRTCCloud sharedInstance].getAudioEffectManager;
//        [audioManager setAllMusicVolume:self.soundVolume];
    }
}

- (void)notiferStudentDownload:(NSString *)songId songUrl:(NSString *)songUrl accompanyUrl:(NSString *)accompanyUrl songName:(NSString *)songName {
    [self.coursewareView hideView];
    dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
        for (RoomMember *member in [ClassroomService sharedService].currentRoom.memberList) {
            
            if (member.songMessage.count == 0) { // 如果没有选择过曲目
                
                self.songName = songName;
                self.songId = songId;
                if ([NSString isEmptyString:songUrl]) {
                    self.isAccompany = YES;
                    self.songUrl = accompanyUrl;
                }
                else {
                    self.isAccompany = NO;
                    self.songUrl = songUrl;
                }
                
                member.accompanimentPlayStatus = NO;
                member.downStatus = 0;
                member.playStatus = NO;
                member.url = songUrl;
                member.mp3Url = accompanyUrl;
                member.examSongName = songName;
                member.musicScoreAccompanimentId = songId;
             
                ClassSongMessage *songModel = [[ClassSongMessage alloc] init];
                songModel.musicScoreAccompanimentId = songId;
                songModel.accompanimentPlayStatus = NO;
                songModel.downStatus = 0;
                songModel.playStatus = NO;
                songModel.url = songUrl;
                songModel.mp3Url = accompanyUrl;
                songModel.examSongName = songName;
                [member.songMessage addObject:songModel];
            }
            else {
                BOOL hasDownloadSong = NO;
                for (ClassSongMessage *songModel in member.songMessage) {
                    if ([songModel.musicScoreAccompanimentId isEqualToString:songId]) {
                        hasDownloadSong = YES;
                        break;
                    }
                }
                if (hasDownloadSong == NO) { // 如果没有下载 添加到列表

                    ClassSongMessage *songModel = [[ClassSongMessage alloc] init];
                    songModel.musicScoreAccompanimentId = songId;
                    songModel.accompanimentPlayStatus = NO;
                    songModel.downStatus = 0;
                    songModel.playStatus = NO;
                    songModel.url = songUrl;
                    songModel.mp3Url = accompanyUrl;
                    songModel.examSongName = songName;
                    [member.songMessage addObject:songModel];
                }
            }
        }
        
        dispatch_main_async_safe(^{
            // 刷新选择窗
            [self.accompanyView refreshView];
            if (![NSString isEmptyString:self.songName]) {
                [self.containerView.toolView showDownloadButtonWithSongName:self.songName isAccompany:self.isAccompany]; // 弹出 当前曲目的下载状态框
            }
            // 通知
            [[ClassroomService sharedService] pushDownloadMusicScoreMsgWithSongId:songId];
        });
    });
}

- (void)recordSongMessageWithSongId:(NSString *)songId songName:(NSString *)songName isAccompany:(BOOL)isAccompany songUrl:(NSString *)songUrl {
    self.songId = songId;
    self.songUrl = songUrl;
    self.songName = songName;
    self.isAccompany = isAccompany;
    [self.containerView.toolView showDownloadButtonWithSongName:songName isAccompany:isAccompany]; // 弹出 当前曲目的下载状态框
}



#pragma mark ----- 首页弹幕聊天
- (TXDanMuView *)danView {
    if (!_danView) {
        _danView = [[TXDanMuView alloc] initWithFrame:CGRectMake(38, KLandscapeHeight - 160 - 20, 260, 160) chatGroupId:[ClassroomService sharedService].currentRoom.roomId];
    }
    return _danView;
}

- (CoursewareAlertView *)coursewareView {
    if (!_coursewareView) {
        _coursewareView = [CoursewareAlertView shareInstance];
        [_coursewareView configUI];
        MJWeakSelf;
        [_coursewareView chooseCoursewareCallback:^(NSString * _Nonnull url, NSString * _Nonnull musicUrl, NSString * _Nonnull musicName, NSString * _Nonnull songId) {
            [weakSelf notiferStudentDownload:songId songUrl:url accompanyUrl:musicUrl songName:musicName];
        }];
    }
    return _coursewareView;
}

- (UIButton *)backWhiteButton {
    if (!_backWhiteButton) {
        _backWhiteButton = [UIButton buttonWithType:UIButtonTypeCustom];
        _backWhiteButton.backgroundColor = HexRGB(0xFE5219);
        [_backWhiteButton setTitle:@"返回白板" forState:UIControlStateNormal];
        [_backWhiteButton.titleLabel setFont:[UIFont systemFontOfSize:14.0f weight:UIFontWeightMedium]];
        _backWhiteButton.layer.cornerRadius = 4;
        [_backWhiteButton addTarget:self action:@selector(backWhiteboardView) forControlEvents:UIControlEventTouchUpInside];
    }
    return _backWhiteButton;
}

- (void)backWhiteboardView {
    [self hideDanView];
    [ClassroomService sharedService].currentRoom.currentDisplayType = DisplayWhiteboard;
    [ClassroomService sharedService].currentRoom.currentDisplayURI = @"whiteboard";
    [self renderMainContainerView];
    [self hideWhiteButton];
}
- (void)hideWhiteButton {
    self.backWhiteButton.hidden = YES;
}

- (void)showWhiteButton {
    self.backWhiteButton.hidden = NO;
}
/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end