Kulexiu/KulexiuForStudent/KulexiuForStudent/Module/Mine/MineCourse/View/GroupCourseGroup/MyGroupCourseGroupView.m

//
//  MyGroupCourseGroupView.m
//  KulexiuForStudent
//
//  Created by 王智 on 2024/12/23.
//

#import "MyGroupCourseGroupView.h"
#import "MyGroupCourseGroupListCell.h"
#import "MyCourseSearchView.h"
#import "StateView.h"
#import "Reachability.h"
#import "LiveLessonModel.h"
#import "MyCourseRankSortView.h"
#import "MyGroupCourseGroupController.h"

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

@property (nonatomic, strong) NSMutableArray *dataArray;

@property (nonatomic, strong) StateView *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) MyCourseSearchView *searchView;

@property (nonatomic, strong) NSString *searchKey;

@property (nonatomic, strong) NSString *subjectId;

@property (nonatomic, strong) NSString *status;

@property (nonatomic, strong) NSString *classDate;

@property (nonatomic, assign) NSInteger subjectChooseIndex;

@property (nonatomic, assign) NSInteger statusChooseIndex;

@property (nonatomic, strong) MyCourseRankSortView *sortView;

@property (nonatomic, strong) NSMutableArray *statusArray;

@end

@implementation MyGroupCourseGroupView

- (instancetype)initWithFrame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        self.backgroundColor = [UIColor clearColor];
        UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
        layout.sectionInset = UIEdgeInsetsMake(0, 14, 12, 14);
        
        self.collectionView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, 0, frame.size.width, frame.size.height) collectionViewLayout:layout];
        self.collectionView.backgroundColor = [UIColor clearColor];
        self.collectionView.delegate = self;
        self.collectionView.dataSource = self;
        self.collectionView.showsVerticalScrollIndicator = NO;
        self.collectionView.showsHorizontalScrollIndicator = NO;
        [self.collectionView registerNib:[UINib nibWithNibName:@"MyGroupCourseGroupListCell" bundle:[NSBundle mainBundle]] forCellWithReuseIdentifier:@"MyGroupCourseGroupListCell"];
        [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)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.dataArray = [NSMutableArray array];
    [self.collectionView.mj_footer resetNoMoreData];
    [self setPromptString:@"暂无内容" imageName:@"empty_course" inView:self.collectionView];
    [self.collectionView reloadData];
}

- (void)requestData {
    [KSNetworkingManager queryMyLiveCourse:KS_POST courseType:@"GROUP" classDate:self.classDate status:self.status subjectId:self.subjectId search:self.searchKey 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) {
                LiveLessonModel *model = [[LiveLessonModel 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" inView:self.collectionView];
        }
        [self.dataArray removeAllObjects];
        [self.collectionView reloadData];
        [self changePromptLabelStateWithArray:self.dataArray];
    }];
}

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

- (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];
    CGFloat searchViewHeight = [MyCourseSearchView getViewHeight];

    if (![self.subviews containsObject:self.searchView]) {
        [self addSubview:self.searchView];
        [self.searchView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.left.right.top.mas_equalTo(self);
            make.height.mas_equalTo(searchViewHeight);
        }];
    }

    [self.collectionView mas_remakeConstraints:^(MASConstraintMaker *make) {
        make.left.right.bottom.mas_equalTo(self);
        make.top.mas_equalTo(self.searchView.mas_bottom);
    }];
}


- (void)beginFirstRefresh {
    if (!self.isHeaderRefreshed) {
        [self beginRefreshImmediately];
    }
}

#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 {
    MyGroupCourseGroupListCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"MyGroupCourseGroupListCell" forIndexPath:indexPath];
    
    LiveLessonModel *model = [self.dataArray objectAtIndex:indexPath.row];
    [cell configWithSource:model];
    return cell;
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    LiveLessonModel *model = self.dataArray[indexPath.row];
    MyGroupCourseGroupController *ctrl = [[MyGroupCourseGroupController alloc] init];
    ctrl.courseGroupId = model.courseGoupId;
    [self.naviController pushViewController:ctrl animated:YES];
}

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

#pragma mark ------ lazying
- (MyCourseSearchView *)searchView {
    if (!_searchView) {
        _searchView = [MyCourseSearchView sharedInstance];
        [_searchView configPlaceholder:@"请输入课程组或老师名称"];
        MJWeakSelf;
        [_searchView searchActionCallback:^(MY_COURSE_SORT type, NSString * _Nullable searchKey) {
            [weakSelf searchAction:type searchKey:searchKey];
        }];
    }
    return _searchView;
}

- (void)searchAction:(MY_COURSE_SORT)type searchKey:(NSString *)searchKey {
    switch (type) {
        case MY_COURSE_SORT_RANK:
        {
            [self showSortView];
        }
            break;
        case MY_COURSE_SORT_SEARCH:
        {
            [self evaluateSource:searchKey];
        }
            break;
        default:
            break;
    }
}

- (void)showSortView {
    self.searchView.arrowUp = YES;
    [self.sortView refreshUI:self.statusChooseIndex subjectId:self.subjectChooseIndex];
    [self.sortView showInView:[NSObject getKeyWindow]];
}

- (void)evaluateSource:(NSString *)searchKey {
    self.searchKey = searchKey;
    [self refreshAndRequestData];
}

/**
 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 inView:(UIView *)view {
    if (self.promptView != nil) {
        [self.promptView removeFromSuperview];
    }
    else {
        self.promptView = [[StateView alloc]init];
        self.promptView.frame = CGRectMake(0, 0, KPortraitWidth, KPortraitHeight - 300);
    }
    _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];
    [view addSubview:self.promptView];
}

// 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;
}

- (MyCourseRankSortView *)sortView {
    if (!_sortView) {
        _sortView = [MyCourseRankSortView sharedInstance];
        [_sortView configWithStatusArray:self.statusArray subjectArray:self.subjectList];
        MJWeakSelf;
        [_sortView sortActionCallback:^(MY_COURSE_SORTTYPE type, NSString * _Nullable status, NSString * _Nullable subjectId, NSInteger statusIndex, NSInteger subjectIndex) {
            [weakSelf sortActionWithType:type status:status subjectId:subjectId statusChooseIndex:statusIndex subjectChooseIndex:subjectIndex];
        }];
    }
    return _sortView;
}

- (void)sortActionWithType:(MY_COURSE_SORTTYPE)type status:(NSString *)status subjectId:(NSString *)subjectId statusChooseIndex:(NSInteger)statusChooseIndex subjectChooseIndex:(NSInteger)subjectChooseIndex  {
    self.searchView.arrowUp = NO;
    if (type == MY_COURSE_SORTTYPE_SORT) {
        self.statusChooseIndex = statusChooseIndex;
        self.subjectChooseIndex = subjectChooseIndex;
        self.status = status;
        self.subjectId = subjectId;
        if ([NSString isEmptyString:status]) {
            self.status = nil;
        }
        if ([NSString isEmptyString:subjectId]) {
            self.subjectId = nil;
        }
        [self refreshAndRequestData];
    }
}

- (NSMutableArray *)statusArray {
    if (!_statusArray) {
        _statusArray = [NSMutableArray arrayWithArray:@[@{@"name":@"全部",@"id":@""},@{@"name":@"未开课",@"id":@"NOT_START"},@{@"name":@"已开课",@"id":@"ING"},@{@"name":@"已结课",@"id":@"COMPLETE"}]];
    }
    return _statusArray;
}

- (void)setSubjectList:(NSMutableArray *)subjectList {
    NSMutableArray *array = [NSMutableArray arrayWithArray:subjectList];
    [array insertObject:@{@"name":@"全部",@"id":@""} atIndex:0];
    _subjectList = array;
}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code
}
*/

@end