//
//  liveTopicViewController.m
//  BuWanVideo2.0
//
//  Created by apple on 2017/6/7.
//  Copyright © 2017年 com.yeshi.buwansheque.ios. All rights reserved.
//

#import "liveTopicViewController.h"
#import "WEBViewController.h"
#import "LiveListCollectionViewCell.h"
@interface liveTopicViewController ()<UICollectionViewDelegate,UICollectionViewDataSource,UICollectionViewDelegateFlowLayout>{
    int nowPage;//最新直播请求多少页
    
    NSMutableArray *LiveData;
}

@end

@implementation liveTopicViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view from its nib.
    
    //设置导航栏
    [self createNavgationBar];
    
    //创建列表
    [self creatCollectionView];
}

/**
 设置导航栏
 */
-(void)createNavgationBar{
    self.view.backgroundColor=[UIColor whiteColor];
    //设置账号登录的字体样式
    self.navigationController.navigationBar.titleTextAttributes =@{NSFontAttributeName:[UIFont systemFontOfSize:18],NSForegroundColorAttributeName:[UIColor whiteColor]};
    //设置返回按钮
    UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
    [button setImage:[[UIImage imageNamed:@"详情页面返回"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal] forState:UIControlStateNormal];
    [button addTarget:self action:@selector(back) forControlEvents:UIControlEventTouchUpInside];
    button.frame = CGRectMake(0, 0, 32, 32);
    UIBarButtonItem *iconBarItem=[[UIBarButtonItem alloc] initWithCustomView:button];
    self.navigationItem.leftBarButtonItem = iconBarItem;
}

/**
 创建列表
 */
-(void)creatCollectionView{
    _liveTopic.delegate=self;
    _liveTopic.dataSource=self;
    
    UICollectionViewFlowLayout *flow = [[UICollectionViewFlowLayout alloc] init];
    //指定布局方式为垂直
    flow.scrollDirection = UICollectionViewScrollDirectionVertical;
    flow.minimumLineSpacing = 10;//最小行间距(当垂直布局时是行间距，当水平布局时可以理解为列间距)
    flow.minimumInteritemSpacing = 8;//两个单元格之间的最小间距
    
    [_liveTopic setCollectionViewLayout:flow];
    
    //注册瀑布流的cell
    [_liveTopic registerNib:[UINib nibWithNibName:@"LiveListCollectionViewCell" bundle:nil] forCellWithReuseIdentifier:@"LiveListCollectionViewCell"];
    
    //隐藏滚动条
    _liveTopic.showsVerticalScrollIndicator=NO;
    _liveTopic.showsHorizontalScrollIndicator=NO;
    
    //设置背景色为透明
    _liveTopic.backgroundColor=[UIColor clearColor];
    
    _liveTopic.mj_header=[MJRefreshNormalHeader headerWithRefreshingBlock:^{
        nowPage=1;
        [self loadData];
    }];
    
    _liveTopic.mj_footer=[MJRefreshAutoNormalFooter footerWithRefreshingBlock:^{
        [self loadData];
    }];
}

-(void)setTitleStr:(NSString *)titleStr{
    _titleStr=titleStr;
    self.navigationItem.title = _titleStr;
}

-(void)setType:(NSString *)type{
    _type=type;
    nowPage = 1;
    [self loadData];
}

-(void)loadData{
    [[YTHNetInterface startInterface] getLiveListByTypeWithUid:[YTHsharedManger startManger].Uid WithSystem:@"1" WithType:_type withPage:[NSString stringWithFormat:@"%d",nowPage] WithBlock:^(BOOL isSuccessful, id result, NSString *error) {
        if (isSuccessful) {
            if (nowPage==1) {
                LiveData=[[result objectForKey:@"Data"] objectForKey:@"data"];
            }else{
                NSArray *tempArr=[[result objectForKey:@"Data"] objectForKey:@"data"];
                [LiveData addObjectsFromArray:tempArr];
            }
            
            ++nowPage;
            
            //刷新
            [_liveTopic reloadData];
            
            //结束上拉和下拉
            [_liveTopic.mj_header endRefreshing];
            [_liveTopic.mj_footer endRefreshing];
            
        }else{
            NSLog(@"网络连接失败!");
        }
    }];
}


/**
 *  退出
 */
-(void)back{
    [self.navigationController popViewControllerAnimated:YES];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark -UICollectionViewDataSource
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section{
    return LiveData.count;
}

- (__kindof UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath{
    NSDictionary *tempDic=LiveData[indexPath.row];
    LiveListCollectionViewCell *cell=[collectionView dequeueReusableCellWithReuseIdentifier:@"LiveListCollectionViewCell" forIndexPath:indexPath];
    
    NSString *PicStr=[tempDic objectForKey:@"HeadPic"];
    PicStr=[PicStr stringByReplacingOccurrencesOfString:@"100_100"withString:@"300_300"];
    [cell.image setYthImageWithURL:PicStr placeholderImage:[UIImage imageNamed:@"默认加载图片"]];
    cell.name.text=[tempDic objectForKey:@"Name"];
    cell.numPeople.text=[NSString stringWithFormat:@"%@人在观看",[tempDic objectForKey:@"LiveNum"]];
    
    //添加阴影
    cell.layer.masksToBounds = NO;
    cell.layer.contentsScale = [UIScreen mainScreen].scale;
    cell.layer.shadowOpacity = 0.7f;
    cell.layer.shadowRadius = 1.0f;
    cell.layer.shadowOffset = CGSizeMake(0,2);
    cell.layer.shadowPath = [UIBezierPath bezierPathWithRect:cell.bounds].CGPath;
    cell.layer.shadowColor = kGlobalLightGreyColor_223.CGColor;
    //设置缓存
    cell.layer.shouldRasterize = YES;
    //设置抗锯齿边缘
    cell.layer.rasterizationScale = [UIScreen mainScreen].scale;
    
    return cell;
}

- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView{
    return 1;
}
#pragma mark -UICollectionViewDelegate
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath{
    WEBViewController *webVC=[[WEBViewController alloc] init];
    webVC.url=[LiveData[indexPath.row] objectForKey:@"H5Url"];
    webVC.orMake=UIInterfaceOrientationMaskPortrait;
    [self presentViewController:webVC animated:YES completion:^{
        
    }];
}

#pragma mark -UICollectionViewDelegateFlowLayout
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath{
    return CGSizeMake((KScreenW-8)/2-1, (KScreenW-8)/2+40);
}

-(UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section{
    return UIEdgeInsetsMake(0, 0, 0, 0);//分别为上、左、下、右
}

@end