Kulexiu/KulexiuForStudent/KulexiuForStudent/Module/TXClassRoom/View/NewWhiteboard/KSWhiteboardView.m

//
//  KSWhiteboardView.m
//  TeacherDaya
//
//  Created by Kyle on 2019/10/31.
//  Copyright © 2019 DayaMusic. All rights reserved.
//

#import "KSWhiteboardView.h"
#import <Masonry/Masonry.h>
#import "ZoomControl.h"
#import <Masonry/Masonry.h>
#import "WhiteUtils.h"
#import <UIImage+Color.h>

#define kSceneKey @"/DAYA"
#define MAXPHOTONUMBER (1)
#define COLUMNNUMBER (3)
#import "TZImageManager.h"
#import <AssetsLibrary/AssetsLibrary.h>
#import <Photos/Photos.h>
#import "TZVideoPlayerController.h"
#import "TZImagePickerController.h"
#import <UIImage+ResizeImage.h>
#import "KSNormalAlertView.h"

@interface KSWhiteboardView ()<ZoomControlDelegate,WhiteCommonCallbackDelegate,UIImagePickerControllerDelegate,UINavigationControllerDelegate,TZImagePickerControllerDelegate,WhiteRoomCallbackDelegate>
{
    BOOL _isSelectOriginalPhoto;
}
@property (nonatomic, strong) UIImagePickerController *imagePickerVc;
@property (nonatomic, strong) NSMutableArray *imageArray;    // 图片数组
@property (nonatomic, strong) NSMutableArray *imageAsset;    // 图片 asset

//@property (nonatomic, strong) ZoomControl *zoomControl;
@property (nonatomic, assign) BOOL isFullScreenMode;
@property (nonatomic, weak) id<KSWhiteboardViewDelegate> delegate;
@property (nonatomic, strong) UIView *backView;
@property (nonatomic, strong, nonnull) WhiteSdkConfiguration *sdkConfig;
@property (nonatomic, weak, nullable) id<WhiteRoomCallbackDelegate> roomCallbackDelegate;
@property (nonatomic, copy) NSString *roomToken;
@property (nonatomic, assign, getter=isReconnecting) BOOL reconnecting;
@property (nonatomic, strong) WhiteCameraConfig *defaultConfig;

@property (nonatomic, strong) NSString *currentSceneDir;
@property (nonatomic, strong) UIView *toobarView;
@property (nonatomic, strong) NSMutableArray *sceneArray;

@property (nonatomic, assign) BOOL isConnected;  // 是否加入房间

@end

@implementation KSWhiteboardView

- (instancetype)initWithDelegate:(id<KSWhiteboardViewDelegate>)delegate frame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        self.delegate = delegate;
        [self addSubview:self.boardView];
        [self addSubview:self.backView];
        [self.boardView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.edges.mas_equalTo(self);
        }];
        [self.backView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.edges.mas_equalTo(self);
        }];
        
        [self initSDK];
        
    }
    return self;
}

- (void)createToolBar {
    
    UIButton *preButton = [UIButton buttonWithType:UIButtonTypeCustom];
    [preButton setImage:[UIImage imageNamed:@"whiteBoard_left"] forState:UIControlStateNormal];
    [preButton setImage:[UIImage imageNamed:@"whiteBoard_left_h"] forState:UIControlStateHighlighted];
    [preButton addTarget:self action:@selector(preWhiteBoardPage) forControlEvents:UIControlEventTouchUpInside];
    [self addSubview:preButton];
    [preButton mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.mas_equalTo(self);
        make.centerY.mas_equalTo(self.mas_centerY);
        make.width.mas_equalTo(36);
        make.height.mas_equalTo(36);
    }];
    
    
    UIButton *nextButton = [UIButton buttonWithType:UIButtonTypeCustom];
    [nextButton setImage:[UIImage imageNamed:@"whiteBoard_right"] forState:UIControlStateNormal];
    [nextButton setImage:[UIImage imageNamed:@"whiteBoard_right_h"] forState:UIControlStateHighlighted];
    [nextButton addTarget:self action:@selector(nextWhiteBoardPage) forControlEvents:UIControlEventTouchUpInside];
    [self addSubview:nextButton];
    [nextButton mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.mas_equalTo(self);
        make.centerY.mas_equalTo(self.mas_centerY);
        make.width.mas_equalTo(36);
        make.height.mas_equalTo(36);
    }];
    
    _toobarView = [[UIView alloc] init];
    _toobarView.backgroundColor = [UIColor whiteColor];
    _toobarView.layer.borderWidth  = 1.0f;
    _toobarView.layer.borderColor = HexRGB(0xe5e5e5).CGColor;
    _toobarView.layer.cornerRadius = 4.0f;
    [self addSubview:_toobarView];
    [_toobarView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.centerX.mas_equalTo(self.mas_centerX);
        make.bottom.mas_equalTo(self.mas_bottom).offset(-15);
        make.height.mas_equalTo(40);
        make.width.mas_equalTo(36*7);
    }];
    [self createToolButton];
}

- (void)createToolButton {
    NSArray *imageArray = @[@"whiteboard_pencil",@"whiteboard_eraser",@"whiteboard_ellipse",@"whiteboard_clear",@"whiteboard_delete",@"whiteboard_add",@"whiteboard_upload"];
    NSArray *titleArray = @[@"画笔",@"橡皮",@"椭圆",@"清空",@"删除",@"新增",@"上传"];
    for (NSInteger i = 0; i < titleArray.count; i++) {
        UIButton *toolButton = [UIButton buttonWithType:UIButtonTypeCustom];
        toolButton.frame = CGRectMake(i*36, 2, 36, 36);
        [toolButton setImage:[UIImage imageNamed:imageArray[i]] forState:UIControlStateNormal];
        [toolButton setImage:[[UIImage imageNamed:imageArray[i]] maskWithColor:THEMECOLOR] forState:UIControlStateSelected];
        [toolButton setImage:[[UIImage imageNamed:imageArray[i]] maskWithColor:THEMECOLOR] forState:UIControlStateHighlighted];
        toolButton.tag = 1000+i;
        [toolButton.titleLabel setFont:[UIFont systemFontOfSize:10.0f]];
        [toolButton addTarget:self action:@selector(toolButtonClickAction:) forControlEvents:UIControlEventTouchUpInside];
        [_toobarView addSubview:toolButton];
    }
}



- (void)toolButtonClickAction:(UIButton *)sender {
    
    NSInteger index = sender.tag - 1000;
    if (index == 0  || index == 1 || index == 2) {
        UIButton *button = [self.toobarView viewWithTag:1000];
        [button setSelected:NO];
        UIButton *button1 = [self.toobarView viewWithTag:1001];
        [button1 setSelected:NO];
        UIButton *button2 = [self.toobarView viewWithTag:1002];
        [button2 setSelected:NO];
        sender.selected = YES;
    }
    switch (index) {
        case 0: // 铅笔颜色
        {
            WhiteMemberState *memberState = [[WhiteMemberState alloc] init];
            //白板初始状态时，教具默认为 pencil
            memberState.currentApplianceName = AppliancePencil;
//            memberState.strokeColor = @[@(255),@(0),@(0)];
//            memberState.strokeWidth = @2;
            [self.room setMemberState:memberState];
        }
            break;
        case 1: // 橡皮
        {
            WhiteMemberState *memberState = [[WhiteMemberState alloc] init];
            memberState.currentApplianceName = ApplianceEraser;
            
            [self.room setMemberState:memberState];
        }
            break;
        case 2: // 椭圆
        {
            WhiteMemberState *memberState = [[WhiteMemberState alloc] init];
            //白板初始状态时，教具默认为 pencil
            memberState.currentApplianceName = ApplianceEllipse;
            [self.room setMemberState:memberState];
        }
            break;
        case 3: // 清空
        {
            [self.room cleanScene:YES];
        }
            break;
        case 4: // 删除
        {
            [self deleateWhiteBoard];
        }
            break;
        case 5: // 新增
        {
            [self createNewWhiteBoard];
        }
            break;
        case 6: // 上传
        {
            [self pushImagePickerController];
        }
            break;
        default:
            break;
    }
}

#pragma mark  --- 删除白板
- (void)deleateWhiteBoard {
    if ([self.sceneArray count] <= 1) {
        [self.room cleanScene:NO];
        return;
    }
    else {
        NSInteger delIndex = 0;
        for (NSInteger i = 0; i < [self.sceneArray count]; i++) {
            WhiteScene *sc = (WhiteScene *)self.sceneArray[i];
            NSString *s = [self whiteBoardPageName:sc.name];
            if ([s isEqualToString:self.currentSceneDir]) {
                delIndex = i;
                break;
            }
        }
        
        [self.sceneArray removeObjectAtIndex:delIndex];
        WhiteScene *sc;
        if (delIndex < [self.sceneArray count]) {
            sc = (WhiteScene *)self.sceneArray[delIndex];
        }
        else {
            sc = (WhiteScene *)[self.sceneArray lastObject];
        }
        
        [self.room removeScenes:self.currentSceneDir];
        self.currentSceneDir = [self whiteBoardPageName:sc.name];
    }
}

#pragma mark ---- 新增白板
- (void)createNewWhiteBoard {
    NSString *pageName = [NSString stringWithFormat:@"%f", [[NSDate date] timeIntervalSince1970]];
    WhitePptPage *pptPage = [[WhitePptPage alloc] init];
    WhiteScene *scene = [[WhiteScene alloc] initWithName:pageName ppt:pptPage];
    [self.sceneArray addObject:scene];
    
    NSInteger pageCount = [self.sceneArray count];
    //插入新页面的 API，现在支持传入 ppt 参数（可选），所以插入PPT和插入新页面的 API，合并成了一个。
    [self.room putScenes:kSceneKey scenes:@[scene] index:pageCount];
    NSString *newScenePath = [self whiteBoardPageName:pageName];
    [self.room setScenePath:newScenePath];
    self.currentSceneDir = newScenePath;
}


#pragma mark ---- 上传图片
- (void)uploadPPt {
    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 takePhoto];
    }]];
    [alertVC addAction:[UIAlertAction actionWithTitle:@"从手机相册选择" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
        // 调用相册
        [self pushImagePickerController];
        
    }]];
    [alertVC addAction:[UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {
        
    }]];
    alertVC.modalPresentationStyle = UIModalPresentationFullScreen;
    [[self getViewController] presentViewController:alertVC animated:true completion:nil];
}


#pragma mark ------ 上一页
- (void)preWhiteBoardPage
{
    if (![self.sceneArray count]) {
        DLog(@"last page return");
        return;
    }
    else if ([self.sceneArray count] == 1) {
        WhiteScene *sc = (WhiteScene *)[self.sceneArray firstObject];
        self.currentSceneDir = [self whiteBoardPageName:sc.name];
    }
    else {
        NSString *tmpScName = self.currentSceneDir;
        for (WhiteScene *sc in self.sceneArray) {
            NSString *s = [self whiteBoardPageName:sc.name];
            if ([s isEqualToString:self.currentSceneDir]) {
                self.currentSceneDir = tmpScName;
                break;
            }
            else {
                tmpScName = s;
            }
        }
    }
    DLog(@"last page: %@", self.currentSceneDir);
    [self.room setScenePath:self.currentSceneDir];
}

#pragma mark ------ 下一页
- (void)nextWhiteBoardPage
{
    if (![self.sceneArray count]) {
        DLog(@"next page return");
        return;
    }
    else if ([self.sceneArray count] == 1) {
        WhiteScene *sc = (WhiteScene *)[self.sceneArray firstObject];
        self.currentSceneDir = [self whiteBoardPageName:sc.name];
    }
    else {
        NSInteger matchIndex = 0;
        for (NSInteger i = 0; i < [self.sceneArray count]; i++) {
            WhiteScene *sc = (WhiteScene *)self.sceneArray[i];
            NSString *s = [self whiteBoardPageName:sc.name];
            if ([s isEqualToString:self.currentSceneDir]) {
                matchIndex = i + 1;
                break;
            }
        }
        
        WhiteScene *tsc;
        if (matchIndex < [self.sceneArray count]) {
            tsc = (WhiteScene *)self.sceneArray[matchIndex];
        }
        else {
            tsc = (WhiteScene *)[self.sceneArray lastObject];
        }
        self.currentSceneDir = [self whiteBoardPageName:tsc.name];
    }
    DLog(@"next page: %@", self.currentSceneDir);
    [self.room setScenePath:self.currentSceneDir];
}

- (void)reloadWhiteBoardWithName:(NSString *)name {
    self.currentSceneDir = [self whiteBoardPageName:name];
    [self.room setScenePath:self.currentSceneDir];
}

- (void)destroy {
    [self.boardView stopLoading];
    [self removeFromSuperview];
}

- (void)setCurrentFrame:(CGRect)currentFrame {
    _currentFrame = currentFrame;
    if (!self.isFullScreenMode) {
        self.frame = currentFrame;
    }
    [self.room refreshViewSize];
}

#pragma mark - ZoomControlDelegate
- (void)zoomControlDelegate:(CGFloat)scale{
    self.clipsToBounds = YES;
    CGSize baseSize = self.frame.size;
    baseSize.height *= scale;
    baseSize.width *= scale;
    CGPoint center = self.boardView.center;
    CGRect frame = self.frame;
    frame.size = baseSize;
    self.boardView.frame = frame;
    self.boardView.center = center;
    if (self.delegate && [self.delegate respondsToSelector:@selector(whiteboardViewDidChangeZoomScale:)]) {
        [self.delegate whiteboardViewDidChangeZoomScale:scale];
    }
}

- (void)fullScreenDidUpdate:(BOOL)isFull{
    self.isFullScreenMode = isFull;
    UIView *superView = self.superview;
    if (self.isFullScreenMode) {
        [superView bringSubviewToFront:self];
        [UIView animateWithDuration:0.3 animations:^{
            self.frame = CGRectMake(0, 0, UIScreenWidth, UIScreenHeight);
        }];
    }else{
        [UIView animateWithDuration:0.3 animations:^{
            self.frame = self.currentFrame;
        }];
    }
}

- (WhiteBoardView *)boardView {
    if (!_boardView) {
        _boardView = [[WhiteBoardView alloc] init];
    }
    return _boardView;
}

- (UIView *)backView {
    if (!_backView) {
        _backView = [[UIView alloc] init];
        _backView.backgroundColor = [UIColor whiteColor];
        _backView.hidden = YES;
    }
    return _backView;
}

//- (ZoomControl *)zoomControl{
//    if (!_zoomControl) {
//        _zoomControl = [[ZoomControl alloc] init];
//        _zoomControl.delegate = self;
//        _zoomControl.increaseScaleBtn.hidden = YES;
//        _zoomControl.reduceScaleBtn.hidden = YES;
//    }
//    return _zoomControl;
//}

#pragma mark - CallbackDelegate

- (id<WhiteRoomCallbackDelegate>)roomCallbackDelegate {
    if (!_roomCallbackDelegate) {
        _roomCallbackDelegate = self;
    }
    return _roomCallbackDelegate;
}

- (id<WhiteCommonCallbackDelegate>)commonDelegate
{
    if (!_commonDelegate) {
        _commonDelegate = self;
    }
    return _commonDelegate;
}

#pragma mark - WhiteCommonCallbackDelegate
- (void)sdkSetupFail:(NSError *)error {
    if (self.delegate && [self.delegate respondsToSelector:@selector(joinWhiteboardRoomStatus:)]) {
        [self.delegate joinWhiteboardRoomStatus:JOINROOMSTATUS_FAILED];
    }
}

- (void)throwError:(NSError *)error
{
    NSLog(@"throwError: %@", error.userInfo);
}

- (NSString *)urlInterrupter:(NSString *)url
{
    return @"https://white-pan.oss-cn-shanghai.aliyuncs.com/124/image/beauty2.png";
}

#pragma mark - WhiteSDK
- (WhiteSdkConfiguration *)sdkConfig
{
    if (!_sdkConfig) {
        // 4. 初始化 SDK 配置项，根据需求配置属性
        WhiteSdkConfiguration *config = [[WhiteSdkConfiguration alloc] initWithApp:@"614/YXPRtKkVCBOBjQ"];
        
        //如果不需要拦截图片API，则不需要开启，页面内容较为复杂时，可能会有性能问题
        config.enableInterrupterAPI = NO;
        
        //打开用户头像显示信息
        config.userCursor = NO;
        _sdkConfig = config;
    }
    return _sdkConfig;
}

- (void)initSDK {
    // 5.初始化 SDK，传入 commomDelegate
    self.sdk = [[WhiteSDK alloc] initWithWhiteBoardView:self.boardView config:self.sdkConfig commonCallbackDelegate:self.commonDelegate];
}

#pragma mark - Room Action

- (void)joinWhiteRoom  {
    if (self.isConnected) {
        return;
    }
    [WhiteUtils getRoomTokenWithRoomId:self.roomId completionHandler:^(NSString * _Nullable uuid, NSString * _Nullable roomToken, NSString * _Nonnull randomRoom, NSString * _Nullable randomNumeric, NSError * _Nullable error) {
        if (error) {
            NSLog(NSLocalizedString(@"创建房间失败，error:", nil), [error localizedDescription]);
            if (self.delegate && [self.delegate respondsToSelector:@selector(joinWhiteboardRoomStatus:)]) {
                [self.delegate joinWhiteboardRoomStatus:JOINROOMSTATUS_PARAMERROR];
            }
        }
        else {
            self.roomUuid = uuid;
            if (self.roomUuid && roomToken) {
                [self joinRoomWithToken:roomToken];
            } else {
                NSLog(NSLocalizedString(@"连接房间失败，room uuid:%@ roomToken:%@", nil), self.roomUuid, roomToken);
                if (self.delegate && [self.delegate respondsToSelector:@selector(joinWhiteboardRoomStatus:)]) {
                    [self.delegate joinWhiteboardRoomStatus:JOINROOMSTATUS_PARAMERROR];
                }
            }
        }
    }];
}

- (void)joinRoomWithToken:(NSString *)roomToken
{
    
    NSDictionary *payload = @{@"avatar": @"https://white-pan.oss-cn-shanghai.aliyuncs.com/40/image/mask.jpg"};
    WhiteRoomConfig *config = [[WhiteRoomConfig alloc] initWithUUID:self.roomUuid roomToken:self.roomToken uid:UserDefault(UIDKey)];
    config.isWritable = NO;  // 设置学生只读
    config.disableEraseImage = YES;
    // 设置WhiteCameraBound
    [self.sdk joinRoomWithConfig:config callbacks:self.roomCallbackDelegate completionHandler:^(BOOL success, WhiteRoom * _Nonnull room, NSError * _Nonnull error) {
        if (success) {
            // 标记已加入房间
            self.isConnected = YES;

            self.roomToken = roomToken;
            self.room = room;
            // 设置主播模式
            [self.room setViewMode:WhiteViewModeBroadcaster];
            [self.room disableCameraTransform:NO];
            if (self.defaultConfig) {
                [self.room moveCamera:self.defaultConfig];
            }
            
            [self.room getSceneStateWithResult:^(WhiteSceneState * _Nonnull state) {
                if (state.scenes) {
                    for (WhiteScene *tmpScene in state.scenes) {
                        if (![tmpScene.name isEqualToString:@"init"]) {
                            [self.sceneArray addObject:tmpScene];
                        }
                    }
                }
                
                DLog(@"state.scenePath: %@", state.scenePath);
                if ([state.scenePath isEqualToString:@"/init"]) {
                    [self createNewWhiteBoard];
                }
                else {
                    self.currentSceneDir = state.scenePath;
                }
            }];
            
        }
        else {
            if (self.delegate && [self.delegate respondsToSelector:@selector(joinWhiteboardRoomStatus:)]) {
                [self.delegate joinWhiteboardRoomStatus:JOINROOMSTATUS_FAILED];
            }
            NSLog(@"错误信息:%@",[error localizedDescription]);
        }
    }];
}

- (void)leaveRoom {
    if (self.room && self.isConnected) {
        [self.room disconnect:^{
            self.isConnected = NO;
        }];
    }
}

#pragma mark - Keyboard

- (void)setRectangle {
    [self.room getSceneStateWithResult:^(WhiteSceneState * _Nonnull state) {
        if (state.scenes) {
            WhitePptPage *ppt = state.scenes[state.index].ppt;
            WhiteRectangleConfig *rectangle = [[WhiteRectangleConfig alloc] initWithInitialPosition:ppt.width height:ppt.height];
            [self.room moveCameraToContainer:rectangle];
        }
    }];
}

/**
 处理文字教具键盘隐藏时，内容偏移。
 可以
 @param n 键盘通知
 */
- (void)keyboardDidDismiss:(NSNotification *)n
{
    [self.boardView.scrollView setContentOffset:CGPointZero animated:YES];
}

#pragma mark - WhiteRoomCallbackDelegate
- (void)firePhaseChanged:(WhiteRoomPhase)phase
{
    NSLog(@"%s, %ld", __FUNCTION__, (long)phase);
    if (self.room.disconnectedBySelf || self.isReconnecting || !self.sdk) {
        return;
    }
    if (phase == WhiteRoomPhaseDisconnected && self.roomUuid && self.roomToken) {
        self.reconnecting = YES;
        WhiteRoomConfig *config = [[WhiteRoomConfig alloc] initWithUUID:self.roomUuid roomToken:self.roomToken uid:UserDefault(UIDKey)];

        [self.sdk joinRoomWithConfig:config callbacks:self.roomCallbackDelegate completionHandler:^(BOOL success, WhiteRoom * _Nullable room, NSError * _Nullable error) {
            self.reconnecting = NO;
            NSLog(@"reconnected");
            if (error) {
                NSLog(@"error:%@", [error localizedDescription]);
                dispatch_main_async_safe(^{
                    [LOADING_MANAGER MBShowAUTOHidingInWindow:@"白板连接失败"];
                    self.isConnected = NO;
                });
            } else {
                self.room = room;
                self.isConnected = YES;
            }
        }];
    }
}

- (void)fireRoomStateChanged:(WhiteRoomState *)magixPhase;
{
    NSLog(@"%s, %@", __func__, [magixPhase jsonString]);
}

- (void)fireBeingAbleToCommitChange:(BOOL)isAbleToCommit
{
    NSLog(@"%s, %d", __func__, isAbleToCommit);
}

- (void)fireDisconnectWithError:(NSString *)error
{
    dispatch_main_async_safe(^{
        [LOADING_MANAGER MBShowAUTOHidingInWindow:@"白板断开连接"];
        self.isConnected = NO;
    });
    
    NSLog(@"%s, %@", __func__, error);
}

- (void)fireKickedWithReason:(NSString *)reason
{
    NSLog(@"%s, %@", __func__, reason);
}

- (void)fireCatchErrorWhenAppendFrame:(NSUInteger)userId error:(NSString *)error
{
    NSLog(@"%s, %lu %@", __func__, (unsigned long)userId, error);
}

- (void)fireMagixEvent:(WhiteEvent *)event
{
    NSLog(@"fireMagixEvent: %@", [event jsonString]);
}

- (void)fireHighFrequencyEvent:(NSArray<WhiteEvent *>*)events
{
    NSLog(@"%s", __func__);
}


- (NSMutableArray *)sceneArray
{
    if (!_sceneArray) {
        _sceneArray = [NSMutableArray array];
    }
    return _sceneArray;
}

- (NSString *)whiteBoardPageName:(NSString *)name
{
    return [NSString stringWithFormat:@"%@/%@", kSceneKey, name];
}

- (void)setRoomId:(NSString *)roomId {
    _roomId = roomId;
//    [self joinWhiteRoom];
}

// 图片选择回调
- (void)evaluateWithChooseImage:(UIImage *)image {
    dispatch_async(dispatch_get_main_queue(), ^{
        [self uploadImage:image];
    });
}

- (void)uploadImage:(UIImage *)image {
    // 上传图片 回调显示
    // 如果需要旋转图片
    if (self.isRotationImage) {
        image = [UIImage rotationImage:image rotation:UIImageOrientationLeft];
    }
    NSData *imgData = [UIImage compressImage:image maxLength:5];
    
    [UPLOAD_MANAGER configWithfilePath:@"/whiteboard/"];
    [UPLOAD_MANAGER uploadImage:imgData fileName:@"classroomPic" successCallback:^(NSMutableArray * _Nonnull fileUrlArray) {
        NSString *imgUrl = [fileUrlArray lastObject];
        [self insertImageWithUrl:imgUrl size:image.size];
    } faliure:^(NSError * _Nullable error, NSString * _Nullable descMessaeg) {
        if (![NSString isEmptyString:descMessaeg]) {
            [LOADING_MANAGER MBShowAUTOHidingInWindow:descMessaeg];
        }
    }];
}

- (void)insertImageWithUrl:(NSString *)imageUrl size:(CGSize)imageSize {
    WhiteImageInformation *info = [[WhiteImageInformation alloc] init];
    info.width = imageSize.width;
    info.height =  imageSize.height;
    info.uuid = self.roomUuid;
    [self.room insertImage:info src:imageUrl];
}

#pragma mark - TZImagePickerController

- (void)pushImagePickerController {
    
    TZImagePickerController *imagePickerVc = [[TZImagePickerController alloc] initWithMaxImagesCount:MAXPHOTONUMBER columnNumber:COLUMNNUMBER delegate:self];
    
#pragma mark - 四类个性化设置，这些参数都可以不传，此时会走默认设置
    imagePickerVc.isSelectOriginalPhoto = NO;
    // 1.设置目前已经选中的图片数组
    
    imagePickerVc.selectedAssets =   self.imageAsset; // 目前已经选中的图片数组
    imagePickerVc.allowTakePicture = YES; // 在内部显示拍照按钮
    
    // 2. Set the appearance
    // 2. 在这里设置imagePickerVc的外观
    [imagePickerVc.navigationBar setBarTintColor:THEMECOLOR];
    
    // 3. Set allow picking video & photo & originalPhoto or not
    // 3. 设置是否可以选择视频/图片/原图
    imagePickerVc.allowPickingVideo = NO;
    imagePickerVc.allowPickingImage = YES;
    imagePickerVc.allowPickingOriginalPhoto = NO;
    imagePickerVc.allowCrop = NO;
    imagePickerVc.needCircleCrop = NO;
    imagePickerVc.showSelectBtn = YES;
    NSInteger left = 30;
    NSInteger widthHeight = kScreenWidth - 2 * left;
    NSInteger top = (kScreenHeight - widthHeight) / 2;
    imagePickerVc.cropRect = CGRectMake(left, top, widthHeight, widthHeight);
    
    
    // 4. 照片排列按修改时间升序
    imagePickerVc.sortAscendingByModificationDate = NO;
#pragma mark - 到这里为止
    
    // You can get the photos by block, the same as by delegate.
    // 你可以通过block或者代理，来得到用户选择的照片.
    [imagePickerVc setDidFinishPickingPhotosHandle:^(NSArray<UIImage *> *photos, NSArray *assets, BOOL isSelectOriginalPhoto) {
        // 赋值
        [self evaluateWithChooseImage:[photos lastObject]];
        
    }];
    imagePickerVc.modalPresentationStyle = UIModalPresentationFullScreen;
    [[self getViewController] presentViewController:imagePickerVc animated:YES completion:nil];
}



#pragma mark - UIImagePickerController

- (void)takePhoto {
    
    AVAuthorizationStatus authStatus = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo];
    if ((authStatus == AVAuthorizationStatusRestricted || authStatus == AVAuthorizationStatusDenied) && kiOS7Later) {
        [KSNormalAlertView ks_showAlertWithTitle:@"请在iPhone的""设置-隐私-相机""中允许访问相机"  leftTitle:@"取消" rightTitle:@"设置" inView:self cancel:^{
        
        } confirm:^{
            [[UIApplication sharedApplication] openURL:[NSURL URLWithString:UIApplicationOpenSettingsURLString]];
        }];
    }
    else if (authStatus == AVAuthorizationStatusNotDetermined) {
        // 防止用户首次拍照拒绝授权时相机页黑屏
        [AVCaptureDevice requestAccessForMediaType:AVMediaTypeVideo completionHandler:^(BOOL granted) {
            if (granted) {
                dispatch_async(dispatch_get_main_queue(), ^{
                    [self takePhoto];
                });
            }
        }];
    }
    else if ([PHPhotoLibrary authorizationStatus] == 2) { // 已被拒绝，没有相册权限，将无法保存拍的照片
        [KSNormalAlertView ks_showAlertWithTitle:@"请在iPhone的""设置-隐私-相册""中允许访问相册" leftTitle:@"取消" rightTitle:@"设置" inView:self cancel:^{
        
        } confirm:^{
            [[UIApplication sharedApplication] openURL:[NSURL URLWithString:UIApplicationOpenSettingsURLString]];
        }];
    }
    else if ([PHPhotoLibrary authorizationStatus] == 0) { // 未请求过相册权限
        [[TZImageManager manager] requestAuthorizationWithCompletion:^{
            [self takePhoto];
        }];
    }
    else { // 调用相机
        UIImagePickerControllerSourceType sourceType = UIImagePickerControllerSourceTypeCamera;
        if ([UIImagePickerController isSourceTypeAvailable: UIImagePickerControllerSourceTypeCamera]) {
            self.imagePickerVc.sourceType = sourceType;
            if(kiOS8Later) {
                _imagePickerVc.modalPresentationStyle = UIModalPresentationFullScreen;
            }
            _imagePickerVc.modalPresentationStyle = UIModalPresentationFullScreen;
            [[self getViewController] presentViewController:_imagePickerVc animated:YES completion:nil];
        } else {
            NSLog(@"模拟器中无法打开照相机,请在真机中使用");
        }
    }
}

// 外部拍照进入的方法
- (void)imagePickerController:(UIImagePickerController*)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {
    [picker dismissViewControllerAnimated:YES completion:nil];
    NSString *type = [info objectForKey:UIImagePickerControllerMediaType];
    if ([type isEqualToString:@"public.image"]) {
        TZImagePickerController *tzImagePickerVc = [[TZImagePickerController alloc] initWithMaxImagesCount:MAXPHOTONUMBER delegate:self];
        tzImagePickerVc.allowCrop = YES;
        tzImagePickerVc.needCircleCrop = NO;
        tzImagePickerVc.showSelectBtn = YES;
        tzImagePickerVc.sortAscendingByModificationDate = NO;
        
        [tzImagePickerVc showProgressHUD];
        UIImage *image = [info objectForKey:UIImagePickerControllerOriginalImage];
        // save photo and get asset / 保存图片，获取到asset
        [[TZImageManager manager] savePhotoWithImage:image  completion:^(PHAsset *asset,NSError *error){
            if (error) { // 如果保存失败，基本是没有相册权限导致的...
                [tzImagePickerVc hideProgressHUD];
                NSLog(@"图片保存失败 %@",error);
                [KSNormalAlertView ks_showAlertWithTitle:@"请在iPhone的""设置-隐私-相册""中允许访问相册" leftTitle:@"取消" rightTitle:@"设置" inView:self cancel:^{
                
                } confirm:^{
                    [[UIApplication sharedApplication] openURL:[NSURL URLWithString:UIApplicationOpenSettingsURLString]];
                }];
            } else {
                
                TZAssetModel *assetModel = [[TZImageManager manager] createModelWithAsset:asset];
                
                TZImagePickerController *imagePicker = [[TZImagePickerController alloc] initCropTypeWithAsset:assetModel.asset photo:image completion:^(UIImage *cropImage, id asset) {
                    // 回调
                    [self evaluateWithChooseImage:cropImage];
                }];
                imagePicker.allowPickingImage = YES;
                imagePicker.allowCrop = YES;
                imagePicker.needCircleCrop = NO;
                NSInteger left = 30;
                NSInteger widthHeight = kScreenWidth - 2 * left;
                NSInteger top = (kScreenHeight - widthHeight) / 2;
                imagePicker.cropRect = CGRectMake(left, top, widthHeight, widthHeight);
                imagePicker.modalPresentationStyle = UIModalPresentationFullScreen;
                [[self getViewController] presentViewController:imagePicker animated:YES completion:nil];
                
            }
        }];
    }
}



- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
    if ([picker isKindOfClass:[UIImagePickerController class]]) {
        [picker dismissViewControllerAnimated:YES completion:nil];
    }
}

#pragma mark - getter
- (NSMutableArray *)imageArray {
    if (!_imageArray) {
        _imageArray = [NSMutableArray array];
    }
    return _imageArray;
}

- (NSMutableArray *)imageAsset {
    if (!_imageAsset) {
        _imageAsset = [NSMutableArray array];
    }
    return _imageAsset;
}
- (UIImagePickerController *)imagePickerVc {
    if (_imagePickerVc == nil) {
        _imagePickerVc = [[UIImagePickerController alloc] init];
        _imagePickerVc.delegate = self;
        // set appearance / 改变相册选择页的导航栏外观
        
//        _imagePickerVc.navigationBar.barTintColor = THEMECOLOR;
//        _imagePickerVc.navigationBar.tintColor = THEMECOLOR;
        UIBarButtonItem *tzBarItem, *BarItem;
        if (kiOS9Later) {
            tzBarItem = [UIBarButtonItem appearanceWhenContainedInInstancesOfClasses:@[[TZImagePickerController class]]];
            BarItem = [UIBarButtonItem appearanceWhenContainedInInstancesOfClasses:@[[UIImagePickerController class]]];
        } else {
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
            tzBarItem = [UIBarButtonItem appearanceWhenContainedIn:[TZImagePickerController class], nil];
            BarItem = [UIBarButtonItem appearanceWhenContainedIn:[UIImagePickerController class], nil];
#pragma clang diagnostic pop
        }
        NSDictionary *titleTextAttributes = [tzBarItem titleTextAttributesForState:UIControlStateNormal];
        [BarItem setTitleTextAttributes:titleTextAttributes forState:UIControlStateNormal];
    }
    return _imagePickerVc;
}
- (UIViewController *)getViewController {
    for (UIView *view = self; view; view = view.superview) {
        UIResponder *nextResponder = [view nextResponder];
        if ([nextResponder isKindOfClass:[UIViewController class]]) {
            return (UIViewController *)nextResponder;
        }
    }
    return nil;
}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code
}
*/

@end