1v1_7/MSYOUPAI/Class/YQHome/个人展示页/YOUPAILZPersonalVideoVC.m

//
//  YOUPAILZPersonalVideoVC.m
//  VQU
//
//  Created by CY on 2021/7/10.
//  Copyright © 2021 leo. All rights reserved.
//

#import "YOUPAILZPersonalVideoVC.h"
#import "UIScrollView+LZRefresh.h"
#import "YOUPAIZYVideoModel.h"
#import "YOUPAIZYSeeVideosVC.h"
#import "YOUPAIZYDynamicVideoCell.h"

@interface YOUPAILZPersonalVideoVC () <UICollectionViewDelegate,UICollectionViewDataSource>

@property (nonatomic,strong)UICollectionView *youpaipcollectionView;

@property(nonatomic,assign)NSInteger youpaippage;//代表当前页码
@property(nonatomic,assign)NSInteger youpaiptotalPage;//总页码
@property(nonatomic,strong)NSMutableArray *youpaipvideoDataArray;
@property (nonatomic, strong) NSMutableArray *youpaipmp4UrlArray;

@property (nonatomic, copy) void(^scrollCallback)(UIScrollView *scrollView);

@end

@implementation YOUPAILZPersonalVideoVC
-(void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    [self youpaifrequestListWithStatus:kRefreshHeader];
}
- (void)viewDidLoad {
    [super viewDidLoad];
    /// 关注状态改变,接收通知
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(youpaifchangeFollowStateNotification:) name:@"ChangeFollowState" object:nil];
    [self youpaifinitUI];
    [self.youpaipcollectionView.mj_header beginRefreshing];
}
- (void)youpaifchangeFollowStateNotification:(NSNotification *)notification{
    NSDictionary *dict = [notification userInfo];
    NSString *idStr = dict[@"follow_uid"];
    NSInteger isfollow = [dict[@"is_follow"] intValue];
    NSArray *arr = self.youpaipvideoDataArray;
    NSMutableArray *arrM = [NSMutableArray new];
    if (arr.count>0) {
        NSIndexPath *index;
        for (int i = 0; i<arr.count; i++) {
            YOUPAIZYVideoModel *model = arr[i];
            if ([model.youpaipuser_id isEqualToString:idStr]) {
                model.youpaipis_follow = isfollow;
                index  = [NSIndexPath indexPathForRow:i inSection:0];
                [arrM addObject:index];
            }
            
        }
            [self.youpaipcollectionView reloadItemsAtIndexPaths:arrM];
    }
    
        NSLog(@"%@",dict[@"follow_uid"]);

}
-(void)dealloc{
    
    [[NSNotificationCenter defaultCenter]removeObserver:self];
}
- (void)youpaifinitUI{
    UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
    layout.scrollDirection = UICollectionViewScrollDirectionVertical;
    CGFloat margin = 7.0f;
    CGFloat itemW = (KScreenWidth - 28.0f - margin) / 2.0f;
    layout.itemSize = CGSizeMake(itemW,itemW*(226.0f/170.0f));
    layout.minimumInteritemSpacing = margin;
    layout.minimumLineSpacing = margin;
    layout.sectionInset = UIEdgeInsetsMake(14.0f, 14.0f, 14.0f, 14.0f);
    
    UICollectionView *collectionView = [[UICollectionView alloc] initWithFrame:CGRectZero collectionViewLayout:layout];
    collectionView.alwaysBounceVertical = YES;
    collectionView.backgroundColor = LCBkgColor;
    collectionView.dataSource = self;
    collectionView.delegate = self;
    collectionView.scrollEnabled = YES;
    collectionView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
    [collectionView registerClass:[YOUPAIZYDynamicVideoCell class] forCellWithReuseIdentifier:@"YOUPAIZYDynamicVideoCell"];
    [self.view addSubview:collectionView];
    self.youpaipcollectionView = collectionView;
    WeakSelf;
    [collectionView setRefreshHeaderWithBlock:^{
        [weakSelf youpaifrequestListWithStatus:kRefreshHeader];
    }];
    [collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.top.bottom.offset(0.0f);
    }];
}

/// 置顶
- (void)youpaiftoTopAction{
    CGFloat offsetY = [self.youpaipcollectionView layoutAttributesForSupplementaryElementOfKind:UICollectionElementKindSectionHeader atIndexPath:[NSIndexPath indexPathForItem:0 inSection:0]].frame.origin.y;
    CGFloat contentInsetY = self.youpaipcollectionView.contentInset.top;
    CGFloat sectionInsetY = ((UICollectionViewFlowLayout *)self.youpaipcollectionView.collectionViewLayout).sectionInset.top;
    [self.youpaipcollectionView setContentOffset:CGPointMake(self.youpaipcollectionView.contentOffset.x, offsetY - contentInsetY - sectionInsetY) animated:YES];
}

#pragma mark - UICollectionViewDataSource
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    return self.youpaipvideoDataArray.count;
}
- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    YOUPAIZYVideoModel *model = [_youpaipvideoDataArray objectAtIndex:indexPath.row];
    YOUPAIZYDynamicVideoCell *cell = (YOUPAIZYDynamicVideoCell *)[collectionView dequeueReusableCellWithReuseIdentifier:@"YOUPAIZYDynamicVideoCell" forIndexPath:indexPath];
    cell.youpaipmodel = model;
    return cell;
}


#pragma mark - UICollectionViewDelegate
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    if (self.youpaipvideoDataArray.count != 0) {
        YOUPAIZYSeeVideosVC *vc = [[YOUPAIZYSeeVideosVC alloc] init];
        YOUPAIZYVideoModel *model = [_youpaipvideoDataArray objectAtIndex:indexPath.row];
        vc.youpaipuserId = model.youpaipuser_id;
        vc.youpaipindexPath = indexPath;
        vc.youpaipmp4UrlArray = self.youpaipmp4UrlArray.mutableCopy;
        vc.youpaipvideoDataArray = self.youpaipvideoDataArray.mutableCopy;
        [self.navigationController pushViewController:vc animated:YES];
    }
//        else{
//        [self.collectionView reloadData];
//    }
    
}
- (void)scrollViewDidScroll:(UIScrollView *)scrollView {
    !self.scrollCallback ?: self.scrollCallback(scrollView);
}

#pragma mark - JXPagingViewListViewDelegate
- (UIView *)listView{
    return self.view;
}
- (UIScrollView *)listScrollView{
    return self.youpaipcollectionView;
}
- (void)listViewDidScrollCallback:(void (^)(UIScrollView *))callback {
    self.scrollCallback = callback;
}
/// 设置加载更多
- (void)youpaifrefreshFooterWithHidden:(BOOL)hidden{
    __weak typeof(self) weakSelf = self;
    [self.youpaipcollectionView setRefreshFooter:hidden withBlock:^{
        [weakSelf youpaifrequestListWithStatus:kRefreshFooter];
    }];
}
/// 获取列表数据
- (void)youpaifrequestListWithStatus:(kRefreshStatus)status{
    if (status == kRefreshFooter) {
        self.youpaippage ++;
    }else{
        self.youpaippage = 1;
    }
    WeakSelf;
    [LCHttpHelper requestWithURLString:TrendsLists parameters:@{@"page":@(self.youpaippage),@"user_id":self.youpaipuserId} needToken:YES type:(HttpRequestTypePost) success:^(id responseObject) {
        [weakSelf.youpaipcollectionView endRefreshing:kRefreshAll];
        NSDictionary* dict = (NSDictionary*)responseObject;
        NSInteger code = [[dict objectForKey:@"code"] integerValue];
        if (code == 0) {//成功
            if (status != kRefreshFooter) {
                [weakSelf.youpaipvideoDataArray removeAllObjects];
                [weakSelf.youpaipmp4UrlArray removeAllObjects];
            }
            [weakSelf.youpaipvideoDataArray addObjectsFromArray:[YOUPAIZYVideoModel mj_objectArrayWithKeyValuesArray:[[dict objectForKey:@"data"]  objectForKey:@"list"]]];
            for (YOUPAIZYVideoModel *model in self.youpaipvideoDataArray) {
                [weakSelf.youpaipmp4UrlArray addObject:[NSURL URLWithString:model.youpaipfile_url]];
            }
            NSInteger totalPage = [[[dict objectForKey:@"data"] objectForKey:@"total_page"] integerValue];
            weakSelf.youpaiptotalPage = totalPage;
            [weakSelf.youpaipcollectionView lz_hideEmptyView];
            if (weakSelf.youpaipvideoDataArray.count == 0) {
                [weakSelf.youpaipcollectionView lz_showEmptyViewWithImage:[UIImage imageNamed:@"vqu_images_not_dynamic_data"] content:@"TA还没有发布过作品呢～"];
            }else{
                [weakSelf.youpaipcollectionView lz_hideEmptyView];
            }
            [weakSelf.youpaipcollectionView reloadData];
            [weakSelf youpaifrefreshFooterWithHidden:weakSelf.youpaippage >= totalPage];
        }
    } failure:^(NSError *error) {
        [weakSelf.youpaipcollectionView endRefreshing:kRefreshAll];
    }];
}


-(NSMutableArray *)youpaipvideoDataArray{
    if (!_youpaipvideoDataArray) {
        _youpaipvideoDataArray  = [NSMutableArray array];
    }
    return _youpaipvideoDataArray;
}
-(NSMutableArray *)youpaipmp4UrlArray{
    if (!_youpaipmp4UrlArray) {
        _youpaipmp4UrlArray = [NSMutableArray array];
    }
    return _youpaipmp4UrlArray;
}

@end