edu-saas-ios/MusicGradeExam/MusicGradeExam/UI/RecordExam/Controller/RecordExamViewController.m

//
//  RecordExamViewController.m
//  MusicGradeExam
//
//  Created by Kyle on 2020/7/22.
//  Copyright © 2020 DayaMusic. All rights reserved.
//

#import "RecordExamViewController.h"
#import "RecordBodyView.h"
#import "RecordListCell.h"
#import "RecordBottomView.h"
#import "RecordTipsView.h"
#import "WMPlayer.h"
#import "SongModel.h"
#import "KSGuideMaskView.h"
#import "KSNormalAlertView.h"
#import "KSVideoRecordViewController.h"
#import "TZImageManager.h"

@interface RecordExamViewController ()<UITableViewDelegate, UITableViewDataSource,WMPlayerDelegate>
{
    WMPlayer *_wmPlayer;
    CGRect _playerFrame;
}
@property (nonatomic, assign) BOOL isRatation;

@property (nonatomic, strong) UIView *bgView;

@property (nonatomic, strong) RecordBodyView *topView;

@property (nonatomic, strong) RecordTipsView *tipsView;

@property (nonatomic, strong) UITableView *tableView;

@property (nonatomic, strong) RecordBottomView *bottomView;

@property (nonatomic, strong) NSMutableArray *songArray;

@property (strong, nonatomic) MBProgressHUD *HUD;

@property (nonatomic, strong) NSMutableArray *fileUrlArray;

@property (nonatomic, assign) BOOL hasShowTips;

@end

@implementation RecordExamViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.ks_prefersNavigationBarHidden = YES;
    [self configUI];
    if (self.sourceModel) {
        [self evaluateSource];
    }
    else {
        [self requestData];
    }
}

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleLightContent;
    
}

- (void)viewDidDisappear:(BOOL)animated {
    [super viewDidDisappear:animated];
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleDefault;
    if(@available(iOS 13.0, *)){
        [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleDarkContent;
    }
}

- (void)requestData {
    [self showhud];
    [KSRequestManager stuRecordDetailRequest:KS_GET examRegistrationId:self.examRegistrationId success:^(NSDictionary * _Nonnull dic) {
        [self removehub];
        if ([dic integerValueForKey:@"code"] == 200 && [dic boolValueForKey:@"status"]) {
            self.sourceModel = [[RecordExamModel alloc] initWithDictionary:[dic dictionaryValueForKey:@"data"]];
            [self evaluateSource];
        }
        else {
            [self MBPShow:MESSAGEKEY];
        }
    } faliure:^(NSError * _Nonnull error) {
        [self removehub];
    }];
}

- (void)evaluateSource {
    if (self.sourceModel == nil) {
        return;
    }
    [self.topView configTime:[NSString stringWithFormat:@"%.0f", self.sourceModel.subTime]];
    [self.tipsView configWithEndTime:self.sourceModel.examEndTime];
    NSData *songDate = [self.sourceModel.songJson dataUsingEncoding:NSUTF8StringEncoding];
    NSArray *listArray = [NSJSONSerialization JSONObjectWithData:songDate options:NSJSONReadingMutableContainers | NSJSONReadingMutableLeaves error:nil];
    NSMutableArray *songList = [NSMutableArray array];
    for (NSDictionary *parm in listArray) {
        SongModel *model = [[SongModel alloc] initWithDictionary:parm];
        [songList addObject:model];
    }
    self.songArray = [NSMutableArray arrayWithArray:songList];
    
    for (NSInteger i = 0; i < self.songArray.count; i++) {
        SongModel *model = self.songArray[i];
        NSString *fileKey = [NSString stringWithFormat:@"%@%@", self.examRegistrationId, model.songName];
        NSDictionary *fileMessage = UserDefault(fileKey);
        if (fileMessage) {
            NSString *remoteUrl = [fileMessage stringValueForKey:@"remoteUrl"];
            [self.fileUrlArray addObject:remoteUrl];
        }
    }
    [self checkSubmitButtonEnable];
    [self.tableView reloadData];
}

- (void)configUI {
    
    [self.view addSubview:self.topView];
    [self.topView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.left.right.mas_equalTo(self.view);
        make.height.mas_equalTo(self.view.mas_width).multipliedBy(79.0 / 207).offset(11);
    }];
    [self.view addSubview:self.bottomView];
    [self.bottomView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.mas_equalTo(self.view);
        make.bottom.mas_equalTo(self.view.mas_bottomMargin);
        make.height.mas_equalTo(90);
    }];
    
    [self.view addSubview:self.tableView];
    [self.tableView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.mas_equalTo(self.view);
        make.top.mas_equalTo(self.topView.mas_bottom);
        make.bottom.mas_equalTo(self.bottomView.mas_top);
    }];
}


- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
    
    if (_hasShowTips == NO) {
        [self addIntroduceView];
    }
}

- (void)addIntroduceView {
    _hasShowTips = YES;
    CGRect rect1 = [self.tableView convertRect:self.tableView.tableHeaderView.frame toView:[UIApplication sharedApplication].keyWindow];
    rect1.origin.y -= 50;
    rect1.size.height += 50;
    UIBezierPath *pathOne = [UIBezierPath bezierPathWithRect:rect1];
    
    CGRect rect2 = rect1;
    rect2.size = CGSizeMake(kScreenWidth, 130);
    rect2.origin.y = CGRectGetMaxY(rect1);
    UIBezierPath *pathSecond = [UIBezierPath bezierPathWithRect:rect2];
    NSArray *tipsArray = @[@"请在录播时间内完成视频上传", @"点击上传曲目录播视频"];
    NSArray *bezierArray = @[pathOne,pathSecond];
    
    KSGuideMaskView *guideView = [[KSGuideMaskView alloc] initWithFrame:CGRectMake(0, 0, kScreenWidth, kScreenHeight)];
    [guideView addTips:tipsArray transparentRect:bezierArray shaperLayerIndex:-1];
    [guideView showMaskViewInView:nil];
}

#pragma mark ----- table data source
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return self.songArray.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    SongModel *model = self.songArray[indexPath.row];
    RecordListCell *cell = [tableView dequeueReusableCellWithIdentifier:@"RecordListCell"];
    MJWeakSelf;
    [cell configCellWithSource:model examRegistrationId:self.examRegistrationId operationCallback:^(RECORDTYPE type, NSString *fileKey) {
        [weakSelf opreationCellType:type fileKey:fileKey index:indexPath.row];
    }];
    return cell;
}

- (void)opreationCellType:(RECORDTYPE)type fileKey:(NSString *)fileKey index:(NSInteger)cellIndex {
    if (type == RECORDTYPE_RECORD) { // 录像
        NSMutableArray *songNameArray = [NSMutableArray array];
        for (NSInteger i = 0; i < self.songArray.count; i++) {
            if (i >= cellIndex) {
                // 从选择的开始->后面未录制的添加到待录制里
                SongModel *model = self.songArray[i];
                NSString *fileKey = [NSString stringWithFormat:@"%@%@", self.examRegistrationId, model.songName];
                NSDictionary *fileMessage = UserDefault(fileKey);
                if (fileMessage == nil) {
                    [songNameArray addObject:model.songName];
                }

            }
        }
        KSVideoRecordViewController *recordCtrl = [[KSVideoRecordViewController alloc] init];
        recordCtrl.subjectName = self.subjectName;
        recordCtrl.leverName = self.leverName;
        recordCtrl.songMessageArray = songNameArray;
        recordCtrl.singleSongRecordMinutes = self.sourceModel.singleSongRecordMinutes;
        [recordCtrl configTime:self.topView.duration recordFinishBlock:^(VIDEORECORDACTION action, NSMutableArray *videoArray) {
            [self uploadVideoWithVideoArray:videoArray songArray:songNameArray];
        }];
        recordCtrl.modalPresentationStyle = UIModalPresentationFullScreen;
        [self presentViewController:recordCtrl animated:YES completion:nil];
        
    }
    else { // 删除
        [self deleteFileWithKey:fileKey];
    }
}

- (void)uploadVideoWithVideoArray:(NSMutableArray *)videoArray songArray:(NSArray *)songArray {
    dispatch_main_async_safe(^{
        [MBProgressHUD ksShowHUDWithText:@"视频处理中..."];
    });
    NSMutableArray *urlArray = [NSMutableArray array];
    NSMutableArray *fileKeyArray = [NSMutableArray array];
    MJWeakSelf;
    for (NSInteger index = 0 ;index < videoArray.count; index++) {
        PHAsset *assset = videoArray[index];
        [[TZImageManager manager] getVideoOutputPathWithAsset:assset presetName:AVAssetExportPresetMediumQuality success:^(NSString *outputPath) {
            NSLog(@"视频导出到本地完成,沙盒路径为:%@",outputPath);
            NSData *outputData = [NSData dataWithContentsOfURL:[NSURL fileURLWithPath:outputPath]]; //压缩后的视频
            NSLog(@"导出后的视频：%@",[NSString stringWithFormat:@"%.2fM",(CGFloat)outputData.length/(1024*1024)]);
            NSString *fileKey = [NSString stringWithFormat:@"%@%@", self.examRegistrationId, songArray[index]];
            [urlArray addObject:outputPath];
            [fileKeyArray addObject:fileKey];
            if (index == videoArray.count - 1) {
                [MBProgressHUD ksHideHUD];
                // 批量上传
                [weakSelf mutilUploadVideoWithUrl:urlArray fileKeyArray:fileKeyArray];
            }
            
        } failure:^(NSString *errorMessage, NSError *error) {
            dispatch_main_async_safe(^{
                [MBProgressHUD ksShowMessage:@"视频导出失败"];
                [MBProgressHUD ksHideHUD];
            });
        }];
    }
    
}

- (void)deleteFileWithKey:(NSString *)fileKey {
    NSDictionary *parm = UserDefault(fileKey);
    NSString *localUrl = [parm stringValueForKey:@"localFileUrl"];
    [self removeVideoWithPath:localUrl];
    UserDefaultRemoveObjectForKey(fileKey);
    NSString *remoteUrl = [parm stringValueForKey:@"remoteUrl"];
    [self.fileUrlArray removeObject:remoteUrl];
    [self checkSubmitButtonEnable];
    [self.tableView reloadData];
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    RecordListCell *cell = [tableView cellForRowAtIndexPath:indexPath];
    if (cell.fileMessage) {
        // 播放
        NSString *localUrl = [cell.fileMessage stringValueForKey:@"localFileUrl"];
        if ([[NSFileManager defaultManager] fileExistsAtPath:localUrl]) {
            [self playVideoWithUrl:[NSURL fileURLWithPath:localUrl]];
        }
        else {
            NSString *remoteUrl = [cell.fileMessage stringValueForKey:@"remoteUrl"];
            [self playVideoWithUrl:[NSURL URLWithString:remoteUrl]];
        }
    }
}


- (void)checkSubmitButtonEnable {
    if (self.fileUrlArray.count == 0) {
        self.bottomView.finishButton.userInteractionEnabled = NO;
        [self.bottomView.finishButton setBackgroundImage:[UIImage imageNamed:@"button_unable"] forState:UIControlStateNormal];
    }
    else {
        self.bottomView.finishButton.userInteractionEnabled = YES;
        [self.bottomView.finishButton setBackgroundImage:[UIImage imageNamed:@"button_nomal"] forState:UIControlStateNormal];
        [self.bottomView.finishButton setBackgroundImage:[UIImage imageNamed:@"button_highlight"] forState:UIControlStateHighlighted];
    }
}


#pragma mark --- lazying
- (RecordBodyView *)topView {
    if (!_topView) {
        _topView = [RecordBodyView shareInstance];
        _topView.topTitleLabel.text = @"录播考试";
        MJWeakSelf;
        [_topView topviewAction:^(RECORDTOPACTION action) {
            [weakSelf backOrEndAction:action];
        }];
    }
    return _topView;
}


- (void)backOrEndAction:(RECORDTOPACTION)action {
    if (action == RECORDTOPACTION_BACK) {
        [self.navigationController popViewControllerAnimated:YES];
    }
    else { // 时间结束
        MJWeakSelf;
        if (self.fileUrlArray.count == 0) {
            [self KSShowMsg:@"考试结束" promptCompletion:^{
                [weakSelf.navigationController popViewControllerAnimated:YES];
            }];
        }
        else {
            [KSNormalAlertView ks_showAlertWithTitle:@"考试时间已结束，是否提交？" leftTitle:@"取消" rightTitle:@"确定" cancel:^{
                [weakSelf removeAllFile];
                [weakSelf.navigationController popViewControllerAnimated:YES];
            } confirm:^{
                [weakSelf submitService];
            }];
        }
    }
}

- (RecordTipsView *)tipsView {
    if (!_tipsView) {
        _tipsView = [RecordTipsView shareInstance];
    }
    return _tipsView;
}

- (UITableView *)tableView {
    if (!_tableView) {
        _tableView = [[UITableView alloc] initWithFrame:CGRectZero style:UITableViewStylePlain];
        _tableView.delegate = self;
        _tableView.dataSource = self;
        _tableView.rowHeight = 130;
        _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
        _tableView.backgroundColor = HexRGB(0xf5f5f5);
        _tableView.showsVerticalScrollIndicator = NO;
        [_tableView registerNib:[UINib nibWithNibName:@"RecordListCell" bundle:nil] forCellReuseIdentifier:@"RecordListCell"];
        _tableView.tableHeaderView = self.tipsView;
        
        UIView *bottomView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, kScreenWidth, 10)];
        bottomView.backgroundColor = HexRGB(0xf3f4f8);
        _tableView.tableFooterView = bottomView;
    }
    return _tableView;
}

- (RecordBottomView *)bottomView {
    if (!_bottomView) {
        _bottomView = [RecordBottomView shareInstance];
        MJWeakSelf;
        [_bottomView submitMediaAction:^{
            [weakSelf submitAction];
        }];
    }
    return _bottomView;
}

- (void)submitAction {
    
    // 是否确认提交
    MJWeakSelf;
    [KSNormalAlertView ks_showAlertWithTitle:@"请确认已上传所有录播曲目" leftTitle:@"取消" rightTitle:@"确认" cancel:^{
        
    } confirm:^{
        [weakSelf submitService];
    }];
    
}

// // 提交 完成考试
- (void)submitService {
    [self showhud];
    NSString *videoUrl = [self.fileUrlArray componentsJoinedByString:@","];
    [KSRequestManager stuEndRecordFinishRequest:KS_POST examRegistrationId:self.examRegistrationId videoUrl:videoUrl success:^(NSDictionary * _Nonnull dic) {
        [self removehub];
        if ([dic integerValueForKey:@"code"] == 200 && [dic boolValueForKey:@"status"]) {
            MJWeakSelf;
            [self removeAllFile];
            [self KSShowMsg:@"提交成功" promptCompletion:^{
                [weakSelf.topView stopDurationTimer];
                [weakSelf.navigationController popViewControllerAnimated:YES];
            }];
        }
        else {
            [self MBPShow:MESSAGEKEY];
        }
    } faliure:^(NSError * _Nonnull error) {
        [self removehub];
    }];
}

- (void)removeAllFile {
    for (NSInteger i = 0; i < self.songArray.count; i++) {
        SongModel *model = self.songArray[i];
        NSString *fileKey = [NSString stringWithFormat:@"%@%@", self.examRegistrationId, model.songName];
        NSDictionary *fileMessage = UserDefault(fileKey);
        if (fileMessage) {
            NSString *localUrl = [fileMessage stringValueForKey:@"localFileUrl"];
            UserDefaultRemoveObjectForKey(fileKey);
            [self removeVideoWithPath:localUrl];
        }
    }
}

#pragma mark ------ 上传视频文件
- (void)mutilUploadVideoWithUrl:(NSMutableArray *)videoUrlArray fileKeyArray:(NSMutableArray *)fileKeyArray {
    [self hudTipWillShow:YES];
    NSMutableArray *fileDataArray = [NSMutableArray array];
    for (NSString *videoUrl in videoUrlArray) {
        [fileDataArray addObject:[NSData dataWithContentsOfURL:[NSURL fileURLWithPath:videoUrl]]];
    }
    [KSRequestManager mutiVideoFileUpload:KS_POST fileDataArray:fileDataArray progress:^(int64_t bytesWritten, int64_t totalBytes) {
        dispatch_main_async_safe(^{
            // 显示进度
            if (self.HUD) {
                self.HUD.progress = bytesWritten / totalBytes;// progress是回调进度
            }
        });
        
    } success:^(NSArray * _Nonnull dics) {
        [self hudTipWillShow:NO];
        for (NSInteger index = 0; index < dics.count; index++) {
            NSDictionary *dic = [dics objectAtIndex:index];
            if ([dic integerValueForKey:@"code"] == 200 && [dic boolValueForKey:@"status"]) {
                NSString *fileUrl = [[dic dictionaryValueForKey:@"data"] stringValueForKey:@"url"];
                NSString *fileName = [[fileUrl componentsSeparatedByString:@"/"] lastObject];
                NSString *videoUrl = [fileDataArray objectAtIndex:index];
                NSString *fileKey = [fileKeyArray objectAtIndex:index];
                // 保存文件路径
                NSDictionary *parm = @{@"localFileUrl":videoUrl,
                                       @"remoteUrl":fileUrl,
                                       @"fileName": fileName};
                UserDefaultSet(parm, fileKey);
                [self.fileUrlArray addObject:fileUrl];
                [self checkSubmitButtonEnable];
            }
            else {
                [self MBPShow:MESSAGEKEY];
            }
        }
        [self.tableView reloadData];
        
    } faliure:^(NSError * _Nonnull error) {
        [self hudTipWillShow:NO];
    }];
}

- (void)uploadVideoWithUrl:(NSString *)videoUrl fileKey:(NSString *)fileKey {
    [self hudTipWillShow:YES];
    
    NSData *fileData = [NSData dataWithContentsOfURL:[NSURL fileURLWithPath:videoUrl]];
    [KSRequestManager videoFileUpload:KS_POST fileData:fileData progress:^(int64_t bytesWritten, int64_t totalBytes) {
        dispatch_main_async_safe(^{
            // 显示进度
            if (self.HUD) {
                self.HUD.progress = bytesWritten / totalBytes;// progress是回调进度
            }
        });
    } success:^(NSDictionary * _Nonnull dic) {
        [self hudTipWillShow:NO];
        if ([dic integerValueForKey:@"code"] == 200 && [dic boolValueForKey:@"status"]) {
            NSString *fileUrl = [[dic dictionaryValueForKey:@"data"] stringValueForKey:@"url"];
            NSString *fileName = [[fileUrl componentsSeparatedByString:@"/"] lastObject];
            // 保存文件路径
            NSDictionary *parm = @{@"localFileUrl":videoUrl,
                                   @"remoteUrl":fileUrl,
                                   @"fileName": fileName};
            UserDefaultSet(parm, fileKey);
            [self.tableView reloadData];
            
            [self.fileUrlArray addObject:fileUrl];
            [self checkSubmitButtonEnable];
        }
        else {
            [self MBPShow:MESSAGEKEY];
            
        }
    } faliure:^(NSError * _Nonnull error) {
        [self hudTipWillShow:NO];
    }];
    
}

- (void)removeVideoWithPath:(NSString *)videoUrl {
    NSFileManager *fileMamager = [NSFileManager defaultManager];
    if ([fileMamager fileExistsAtPath:videoUrl]) {
        [fileMamager removeItemAtPath:videoUrl error:nil];
    }
}

- (void)hudTipWillShow:(BOOL)willShow{
    if (willShow) {
        [self resignFirstResponder];
        UIWindow *keyWindow = [UIApplication sharedApplication].keyWindow;
        if (!_HUD) {
            _HUD = [MBProgressHUD showHUDAddedTo:keyWindow animated:YES];
            _HUD.mode = MBProgressHUDModeDeterminateHorizontalBar;
            _HUD.label.text = @"正在转码视频...";
            _HUD.removeFromSuperViewOnHide = YES;
        }else{
            _HUD.progress = 0;
            [keyWindow addSubview:_HUD];
            [_HUD showAnimated:YES];
        }
    }else{
        [_HUD hideAnimated:YES];
    }
}


- (NSMutableArray *)fileUrlArray {
    if (!_fileUrlArray) {
        _fileUrlArray = [NSMutableArray arrayWithCapacity:self.songArray.count];
    }
    return _fileUrlArray;
}

#pragma mark ------- 播放文件
- (void)playVideoWithUrl:(NSURL *)fileUrl {
    _playerFrame = CGRectMake(0, iPhoneXSafeTopMargin, kScreenWidth, kScreenHeight - iPhoneXSafeTopMargin - iPhoneXSafeBottomMargin);
    _wmPlayer = [[WMPlayer alloc] initWithFrame:_playerFrame];
    WMPlayerModel *playModel = [[WMPlayerModel alloc] init];
    playModel.videoURL = fileUrl;
    _wmPlayer.playerModel = playModel;
    _wmPlayer.delegate = self;
    _bgView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, kScreenWidth, kScreenHeight)];
    _bgView.backgroundColor = [UIColor blackColor];
    [[UIApplication sharedApplication].keyWindow addSubview:_bgView];
    [[UIApplication sharedApplication].keyWindow addSubview:_wmPlayer];
    [[UIApplication sharedApplication].keyWindow bringSubviewToFront:_wmPlayer];
    
    [_wmPlayer play];
}

- (void)wmplayer:(WMPlayer *)wmplayer clickedCloseButton:(UIButton *)backBtn {
    [wmplayer removePlayer];
    [_bgView removeFromSuperview];
    [self setNeedsStatusBarAppearanceUpdate];
}

- (void)wmplayer:(WMPlayer *)wmplayer clickedFullScreenButton:(UIButton *)fullScreenBtn {
    self.isRatation = !self.isRatation;
    
    if (self.isRatation) {
        [wmplayer removeFromSuperview];
        [UIView animateWithDuration:1.0f animations:^{
            wmplayer.transform = CGAffineTransformMakeRotation(M_PI_2);
            
        } completion:^(BOOL finished) {
            wmplayer.frame = CGRectMake(0, iPhoneXSafeTopMargin, kScreenWidth, kScreenHeight - iPhoneXSafeTopMargin - iPhoneXSafeBottomMargin);
            [[UIApplication sharedApplication].keyWindow addSubview:wmplayer];
            [[UIApplication sharedApplication].keyWindow bringSubviewToFront:wmplayer];
        }];
    }
    else {
        [wmplayer removeFromSuperview];
        
        [UIView animateWithDuration:1.0f animations:^{
            //        复原
            wmplayer.transform = CGAffineTransformIdentity;
            
        } completion:^(BOOL finished) {
            wmplayer.frame = CGRectMake(0, iPhoneXSafeTopMargin, kScreenWidth, kScreenHeight - iPhoneXSafeTopMargin - iPhoneXSafeBottomMargin);
            [[UIApplication sharedApplication].keyWindow addSubview:wmplayer];
            [[UIApplication sharedApplication].keyWindow bringSubviewToFront:wmplayer];
        }];
    }
}
- (void)dealloc {
    [self.topView stopDurationTimer];
}
/*
#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