klx_teacher/KulexiuForTeacher/KulexiuForTeacher/Module/Mine/LiveCourse/View/MyLiveCourseBodyView.m

//
//  MyLiveCourseBodyView.m
//  KulexiuForTeacher
//
//  Created by 王智 on 2022/4/6.
//

#import "MyLiveCourseBodyView.h"
#import "MineLiveCourseGroupCell.h"
#import "LiveCourseModel.h"
#import "KSBaseWKWebViewController.h"
#import "AuthDisplayView.h"

@interface MyLiveCourseBodyView ()<UICollectionViewDelegate,UICollectionViewDataSource,UICollectionViewDelegateFlowLayout>

@property (nonatomic, strong) NSMutableArray *dataArray;

@property (nonatomic, strong) KSButtonStatusView *promptView;
@property (nonatomic, strong) UIView *promptPlaceView;

@property (nonatomic, assign) BOOL networkAvaiable; // 网络是否可用

@property (nonatomic, assign) BOOL isLoadMore;
@property (nonatomic, assign) NSInteger rows;
@property (nonatomic, assign) NSInteger pages;

@property (nonatomic, strong) NSString *groupStatus;

@property (nonatomic, strong) AuthDisplayView *authView;

@property (nonatomic, assign) BOOL teacherAuthPass;  // 是否通过老师审核

@end

@implementation MyLiveCourseBodyView

- (instancetype)initWithFrame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        self.backgroundColor = HexRGB(0xf8f9fc);
        UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
        layout.sectionInset = UIEdgeInsetsMake(12, 14, 12, 14);
        
        self.collectionView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, 0, frame.size.width, frame.size.height) collectionViewLayout:layout];
        self.collectionView.backgroundColor = HexRGB(0xf8f9fc);
        self.collectionView.delegate = self;
        self.collectionView.dataSource = self;
        self.collectionView.showsVerticalScrollIndicator = NO;
        self.collectionView.showsHorizontalScrollIndicator = NO;
        [self.collectionView registerNib:[UINib nibWithNibName:@"MineLiveCourseGroupCell" bundle:[NSBundle mainBundle]] forCellWithReuseIdentifier:@"MineLiveCourseGroupCell"];
        [self addSubview:self.collectionView];
        self.collectionView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;
        MJWeakSelf;
        self.collectionView.mj_header = [KSGifRefreshHeader headerWithRefreshingBlock:^{
            [weakSelf resetParamenter];
            [weakSelf requestData];
        }];
        self.collectionView.mj_footer = [KSGifRefreshFooter footerWithRefreshingBlock:^{
            if (weakSelf.isLoadMore) {
                weakSelf.pages += 1;
                [weakSelf requestData];
            }
            else {
                [weakSelf.collectionView.mj_footer endRefreshingWithNoMoreData];
            }
        }];
    }
    return self;
}


- (void)configRequestStatus {
    if (self.selectIndex == 0) {
        self.groupStatus = @"ING";
    }
    else if (self.selectIndex == 1) {
        self.groupStatus = @"NOT_SALE";
    }
    else if (self.selectIndex == 2) {
        self.groupStatus = @"APPLY";
    }
    else if (self.selectIndex == 3) {
        self.groupStatus = @"COMPLETE";
    }
    else if (self.selectIndex == 4) {
        self.groupStatus = @"CANCEL";
    }
    else {
        self.groupStatus = @"OUT_SALE";
    }
}

- (void)endRefresh {
    @weakObj(self);
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        @strongObj(self);
        [self.collectionView.mj_header endRefreshing];
        [self.collectionView.mj_footer endRefreshing];
    });
}

- (void)refreshAndRequestData {
    [self resetParamenter];
    [self requestData];
}

- (void)resetParamenter {
    self.isLoadMore = YES;
    self.pages = 1;
    self.rows = 10;
    [self configRequestStatus];
    self.dataArray = [NSMutableArray array];
    [self.collectionView.mj_footer resetNoMoreData];
    [self setPromptString:[self getEmptyMessage] imageName:@"authTeacher_Live" buttonTitle:@"立即创建" inView:self.collectionView];
    
    [self.collectionView reloadData];
}

- (NSString *)getEmptyMessage {
    if (self.selectIndex == 0) {
        return @"暂无进行中直播课程";
    }
    else if (self.selectIndex == 1) {
        return @"暂无未上架直播课程";
    }
    else if (self.selectIndex == 2) {
        return @"暂无销售中直播课程";
    }
    else if (self.selectIndex == 3) {
        return @"暂无已完成直播课程";
    }
    else if (self.selectIndex == 4) {
        return @"暂无已取消直播课程";
    }
    else {
        return @"暂无已下架直播课程";
    }
}

- (void)requestData {
    [KSNetworkingManager LiveCourseGroupRequest:KS_POST groupStatus:self.groupStatus page:self.pages rows:self.rows success:^(NSDictionary * _Nonnull dic) {
        [self endRefresh];
        if ([dic ks_integerValueForKey:@"code"] == 200 && [dic ks_boolValueForKey:@"status"]) {
            NSArray *sourceArray = [[dic ks_dictionaryValueForKey:@"data"] ks_arrayValueForKey:@"rows"];
            for (NSDictionary *parm in sourceArray) {
                LiveCourseModel *model = [[LiveCourseModel alloc] initWithDictionary:parm];
                [self.dataArray addObject:model];
            }
            
            if (sourceArray.count < self.rows) {
                self.isLoadMore = NO;
            }
        }
        else {
            [LOADING_MANAGER MBShowAUTOHidingInWindow:MESSAGEKEY];
        }
        [self.collectionView reloadData];
        [self changePromptLabelStateWithArray:self.dataArray];
    } faliure:^(NSError * _Nonnull error) {
        [self endRefresh];
        if (self.networkAvaiable == NO) {
            [self setPromptString:@"暂无网络" imageName:@"no_networking" buttonTitle:@"" inView:self.collectionView];
        }
        [self.dataArray removeAllObjects];
        [self.collectionView reloadData];
        [self changePromptLabelStateWithArray:self.dataArray];
    }];
}

- (void)beginRefreshImmediately {
    [self.collectionView.mj_header beginRefreshing];
}

- (void)beginFirstRefresh {
    if (!self.isHeaderRefreshed) {
        [self beginRefreshImmediately];
    }
}
- (void)selectCellAtIndexPath:(NSIndexPath *)indexPath {
    
    if (self.lastSelectedIndexPath == indexPath) {
        return;
    }
    if (self.lastSelectedIndexPath != nil) {
        UICollectionViewCell *cell = [self.collectionView cellForItemAtIndexPath:self.lastSelectedIndexPath];
        [cell setSelected:NO];
    }
    UICollectionViewCell *cell = [self.collectionView cellForItemAtIndexPath:indexPath];
    [cell setSelected:YES];
    self.lastSelectedIndexPath = indexPath;
}

- (void)layoutSubviews {
    [super layoutSubviews];
    [self.collectionView mas_remakeConstraints:^(MASConstraintMaker *make) {
        make.left.right.top.bottom.mas_equalTo(self);
    }];
    if (self.teacherAuthPass == NO) {
        [self showAuthView];
    }
    else {
        [self hideAuthView];
    }
}

#pragma mark ----- collection view
- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView {
    return 1;
}

- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    return self.dataArray.count;
}

- (__kindof UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    MineLiveCourseGroupCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"MineLiveCourseGroupCell" forIndexPath:indexPath];
    
    LiveCourseModel *model = [self.dataArray objectAtIndex:indexPath.row];
    COURSERSTATUS status = [self getCourseStatus:self.selectIndex];
    [cell configCellWithSource:model groupStatus:status hideStatusView:NO];
    return cell;
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    // 直播课程组详情
    LiveCourseModel *model = self.dataArray[indexPath.item];
    if (self.selectIndex == 5) {
        [self editLiveCourseWithGroupId:[NSString stringWithFormat:@"%.0f",model.courseGroupId]];
        
    }
    else {
        [self displayLiveCourseDetailWithGroupId:[NSString stringWithFormat:@"%.0f",model.courseGroupId]];
    }
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
    CGFloat width = KPortraitWidth - 28;
    if (IS_IPAD) {
        width = (KPortraitWidth - 28 - 12 * 2 - 12) / 2.0f;
    }
    CGFloat height = (width - 12 * 2) / 16 * 9 + 143;
    return CGSizeMake(width, height);
}


- (COURSERSTATUS)getCourseStatus:(NSInteger)index {
    COURSERSTATUS status;
    if (index == 0) {
        status = COURSERSTATUS_ING;
    }
    else if (index == 1) {
        status = COURSERSTATUS_NOTSALE;
    }
    else if (index == 2) {
        status = COURSERSTATUS_APPLY;
    }
    else if (index == 3) {
        status = COURSERSTATUS_COMPLETE;
    }
    else if (index == 4) {
        status = COURSERSTATUS_CANCLE;
    }
    else {
        status = COURSERSTATUS_OUTSALE;
    }
    return status;
}

- (void)editLiveCourseWithGroupId:(NSString *)groupId {
    KSBaseWKWebViewController *ctrl = [[KSBaseWKWebViewController alloc] init];
    NSString *url = [NSString stringWithFormat:@"%@%@%@", WEBHOST, @"/#/liveCreate?groupId=",groupId];
    ctrl.url = url;
    [self.naviController pushViewController:ctrl animated:YES];
}

- (void)displayLiveCourseDetailWithGroupId:(NSString *)groupId {
    KSBaseWKWebViewController *ctrl = [[KSBaseWKWebViewController alloc] init];
    NSString *url = [NSString stringWithFormat:@"%@%@%@", WEBHOST, @"/#/liveDetail?groupId=",groupId];
    ctrl.url = url;
    [self.naviController pushViewController:ctrl animated:YES];
}

/**
 设置没有数据时的显示
 
 @param promptString 提示语
 @param imgName 图片名称
 @param view 显示在什么地方
 */
- (void)setPromptString:(NSString *)promptString imageName:(NSString *)imgName buttonTitle:(NSString *)buttonTitle inView:(UIView *)view {
    if (self.promptView != nil) {
        [self.promptView removeFromSuperview];
    }
    else {
        self.promptView = [[KSButtonStatusView alloc] init];
    }
    _promptPlaceView = view;
    //当请求不到数据时 ，自定义提示view 将会出现；
    self.promptView.imageName = imgName;
    self.promptView.alpha = 0.0f;
    [self.promptView setText:promptString];
    [self.promptView setButtonTitle:buttonTitle];
    MJWeakSelf;
    [self.promptView buttonClickCallback:^{
        [weakSelf emptyButtonAction];
    }];
    [view addSubview:self.promptView];
    [self.promptView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.mas_equalTo(self);
        make.top.mas_equalTo(self.collectionView);
        make.height.mas_equalTo(self);
    }];
}

- (void)emptyButtonAction {
    KSBaseWKWebViewController *webCtrl = [[KSBaseWKWebViewController alloc] init];
    webCtrl.url = [NSString stringWithFormat:@"%@%@", WEBHOST, @"/#/liveCreate"];
    [self.naviController pushViewController:webCtrl animated:YES];
}

// 结束刷新后调用方法
- (void)changePromptLabelStateWithArray:(NSMutableArray *)array {
    NSInteger count;
    if (array.count) {
        count = array.count;
    } else {
        count = 0;
    }
    
    [UIView animateWithDuration:0.1 animations:^{
        [[self promptView] setAlpha:count ? 0.0f :1.0f ] ;
    }] ;
    
}

- (BOOL)networkAvaiable {
    return [self checkNetworkAvaiable];
}

- (BOOL)checkNetworkAvaiable {
    BOOL isExistenceNetwork = YES;
    Reachability *reach = [Reachability reachabilityWithHostName:@"www.apple.com"];
    switch ([reach currentReachabilityStatus]) {
        case NotReachable:
            isExistenceNetwork = NO;
            //NSLog(@"notReachable");
            break;
        case ReachableViaWiFi:
            isExistenceNetwork = YES;
            //NSLog(@"WIFI");
            break;
        case ReachableViaWWAN:
            isExistenceNetwork = YES;
            //NSLog(@"3G");
            break;
    }
    return isExistenceNetwork;
}

#pragma mark ---- lazying
- (NSMutableArray *)dataArray {
    if (!_dataArray) {
        _dataArray = [NSMutableArray array];
    }
    return _dataArray;
}

- (void)setTeaherStatus:(NSString *)teaherStatus {
    _teaherStatus = teaherStatus;
    if ([teaherStatus isEqualToString:@"UNPAALY"]) { // 未申请
        self.teacherAuthPass = NO;
    }
    else if ([teaherStatus isEqualToString:@"DOING"]) { // 审核中
        self.teacherAuthPass = NO;
    }
    else if ([teaherStatus isEqualToString:@"UNPASS"]) {  // 不通过
        self.teacherAuthPass = NO;
    }
    else  {
        self.teacherAuthPass = YES;
    }
    if (self.liveFlag == NO) { // 无直播权限直接改成未通过
        self.teacherAuthPass = NO;
    }
    if (self.teacherAuthPass == NO) {
        [self showAuthView];
    }
    else {
        [self hideAuthView];
    }
}


- (void)configAuthDisplay {
    [self.authView configDisplayMessage:[self getAuthDisplayMessage]];
    if ([self.teaherStatus isEqualToString:@"DOING"]) {
        self.authView.sureButton.userInteractionEnabled = NO;
        self.authView.sureButton.hidden = YES;
    }
    else {
        if ([self.teaherStatus isEqual:@"PASS"] && self.liveFlag == NO) {
            [self.authView.sureButton setTitle:@"立即开通" forState:UIControlStateNormal];
        }
        else {
            [self.authView.sureButton setTitle:@"去认证" forState:UIControlStateNormal];
        }
        self.authView.sureButton.userInteractionEnabled = YES;
        self.authView.sureButton.hidden = NO;
    }
}

- (void)showAuthView {
    [self configAuthDisplay];
    if ([self.subviews containsObject:self.authView]) {
        [self bringSubviewToFront:self.authView];
    }
    else {
        [self addSubview:self.authView];
        [self.authView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.left.top.bottom.right.mas_equalTo(self);
        }];
    }
}

- (void)hideAuthView {
    if ([self.subviews containsObject:self.authView]) {
        [self.authView removeFromSuperview];
        self.authView = nil;
    }
}

- (AuthDisplayView *)authView {
    if (!_authView) {
        _authView = [AuthDisplayView shareInstance];
        [_authView.imageView setImage:[UIImage imageNamed:[self getAuthDisplayImage]]];
        MJWeakSelf;
        [_authView sureCallback:^{
            [weakSelf authAction];
        }];
    }
    return _authView;
}

- (NSString *)getAuthDisplayImage {
    return @"authTeacher_accompany";
}

- (NSString *)getAuthDisplayMessage {
    if ([self.teaherStatus isEqualToString:@"DOING"]) { // 审核中
        return @"您已提交认证申请，请耐心等待审核结果～";
    }
    else {
        if ([self.teaherStatus isEqualToString:@"PASS"] && self.liveFlag == NO) { // 如果达人认证通过
            return @"您尚未开通直播服务，开通后即可创建直播课程～";
        }
        return @"您还没有完成达人认证，认证后才可创建直播课哦～";
    }
}

- (void)authAction {
    if ([self.teaherStatus isEqual:@"PASS"] && self.liveFlag == NO) { // 开通直播
        KSBaseWKWebViewController *webCtrl = [[KSBaseWKWebViewController alloc] init];
        webCtrl.url = [NSString stringWithFormat:@"%@%@", WEBHOST, @"/#/openLive"];
        [self.naviController pushViewController:webCtrl animated:YES];
    }
    else {
        KSBaseWKWebViewController *webCtrl = [[KSBaseWKWebViewController alloc] init];
        webCtrl.url = [NSString stringWithFormat:@"%@%@", WEBHOST, @"/#/teacherCert"];
        [self.naviController pushViewController:webCtrl animated:YES];
    }
    
}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code
}
*/

@end