Kulexiu/KulexiuForStudent/KulexiuForStudent/Module/Course/AccompanyCourse/View/AccompanyHomeworkCell.m

//
//  AccompanyHomeworkCell.m
//  KulexiuForTeacher
//
//  Created by 王智 on 2022/4/13.
//

#import "AccompanyHomeworkCell.h"
#import "HomeworkAddView.h"

@interface AccompanyHomeworkCell ()

@property (weak, nonatomic) IBOutlet UIView *emptyView;
@property (weak, nonatomic) IBOutlet UILabel *emptyDescLabel;

@property (weak, nonatomic) IBOutlet UIView *videoContainer;

@property (weak, nonatomic) IBOutlet UIView *submitView;

@property (nonatomic, copy) HomeworkCellAction callback;

@end

@implementation AccompanyHomeworkCell

- (void)awakeFromNib {
    [super awakeFromNib];
    // Initialization code
    self.selectionStyle = UITableViewCellSelectionStyleNone;
    
}

- (void)configWithAttachmentArray:(NSMutableArray *)fileArray canDisplaySubmitView:(BOOL)canDisplay isExpired:(BOOL)homeworkExpire callback:(HomeworkCellAction)callback {
    if (callback) {
        self.callback = callback;
    }
    [self.videoContainer removeAllSubViews];
    if (canDisplay && homeworkExpire == NO) { // 如果已经布置作业
        
        [self configVideoViewWithSource:fileArray];
        if (self.showSubmitButton) {
            self.submitView.hidden = NO;
            if (fileArray.count == 0) {
                self.emptyView.hidden = NO;
                NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init];
                [paragraphStyle setLineSpacing:4];//调整行间距
                NSMutableAttributedString *attr = [[NSMutableAttributedString alloc] initWithString:@"尚未提交作业哦～" attributes:@{NSParagraphStyleAttributeName:paragraphStyle,NSFontAttributeName:[UIFont systemFontOfSize:13.0f],NSForegroundColorAttributeName:HexRGB(0x999999)}];
                self.emptyDescLabel.attributedText = attr;
            }
            else {
                self.emptyView.hidden = YES;
            }
        }
        else {
            self.emptyView.hidden = YES;
            self.submitView.hidden = YES;
        }
    }
    else { // 未布置 或已过期
        self.submitView.hidden = YES;
        self.emptyView.hidden = NO;
        NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init];
        [paragraphStyle setLineSpacing:4];//调整行间距
        NSMutableAttributedString *attr = [[NSMutableAttributedString alloc] init];
        if (homeworkExpire) {
            attr = [[NSMutableAttributedString alloc] initWithString:@"作业已过期无法提交和查看！" attributes:@{NSParagraphStyleAttributeName:paragraphStyle,NSFontAttributeName:[UIFont systemFontOfSize:13.0f],NSForegroundColorAttributeName:HexRGB(0x999999)}];
        }
        else {
            attr = [[NSMutableAttributedString alloc] initWithString:@"课程结束之后可上传视频作业" attributes:@{NSParagraphStyleAttributeName:paragraphStyle,NSFontAttributeName:[UIFont systemFontOfSize:13.0f],NSForegroundColorAttributeName:HexRGB(0x999999)}];
            
        }
        self.emptyDescLabel.attributedText = attr;
    }
}

- (void)configVideoViewWithSource:(NSMutableArray *)fileArray {
    CGFloat maxWidth = kScreenWidth - 24 - 20;
    CGFloat space = 0;
    CGFloat width = (maxWidth - space * 2) / 3.0f;
    CGFloat height = 92.0f;
    for (NSInteger i = 0; i < fileArray.count; i++) {
        if (i > 2) {
            return;
        }
        CGFloat positionX = i * (width + space);
        NSString *videoUrl = fileArray[i];
        HomeworkVideoView *videoView = [HomeworkVideoView shareInstance];
        videoView.frame = CGRectMake(positionX, 0, width, height);
        if (self.canSubmit == NO) {
            videoView.hideDeleteButton = YES;
        }
        videoView.tag = i+1000;
        MJWeakSelf
        [videoView displayVideoUrl:videoUrl callback:^(VIDEOVIEWACTION action, NSInteger viewIndex) {
            if (action == VIDEOVIEWACTION_PLAY) {
                [weakSelf playVideoIndex:viewIndex];
            }
            else {
                [weakSelf deleteVideoIndex:viewIndex];
            }
        }];

        [self.videoContainer addSubview:videoView];
    }
    if (fileArray.count < 3 && self.canSubmit) { // 添加上传按钮
        CGFloat positionX = fileArray.count * (width + space);
        HomeworkAddView *addView = [[HomeworkAddView alloc] initWithFrame:CGRectMake(positionX, 0, width, height)];
        [self.videoContainer addSubview:addView];
        MJWeakSelf;
        [addView chooseCallback:^{
            [weakSelf chooseVideo];
        }];
    }
}

- (void)chooseVideo {
    if (self.callback) {
        self.callback(HOMEWORKACTION_ADD,0);
    }
}

// 播放
- (void)playVideoIndex:(NSInteger)index {
    if (self.callback) {
        self.callback(HOMEWORKACTION_PLAY,index);
    }
}
// 删除
- (void)deleteVideoIndex:(NSInteger)index {
    if (self.callback) {
        self.callback(HOMEWORKACTION_DELETE, index);
    }
}

- (void)setCanSubmit:(BOOL)canSubmit {
    _canSubmit = canSubmit;
}

- (IBAction)toHomeworkDetail:(id)sender {
    if (self.callback) {
        self.callback(HOMEWORKACTION_HOMEWOEKPAGE, 0);
    }
}


- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
    [super setSelected:selected animated:animated];

    // Configure the view for the selected state
}

@end