2018-06-27

#import "ViewController.h"
#import "SDImageCache.h"
#import "UIImageView+WebCache.h"
#import "News.h"
#import "detailViewController.h"

@interface ViewController (){
   
    NSMutableArray *tableDataArr;//给表格赋值的数组
}
@property(nonatomic,strong)UITableView *table;
@property(nonatomic,strong)DataBase *da;

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
   
    self.table=[[UITableView alloc]initWithFrame:self.view.frame style:UITableViewStylePlain];
    self.table.delegate=self;
    self.table.rowHeight = 80;
    self.table.dataSource=self;
    [self.view addSubview:_table];
   
   
    id url=@"http://v.juhe.cn/weixin/query?";
    NSDictionary *dic=@{@"key":@"57262e632820d778937ea674751f4872"};
   
   
   
    _da = [[DataBase alloc] init];
    //使用get请求方式获取数据
    [_da getRequestWithURLString:url params:dic success:^(NSURLSessionDataTask *task, id responseObject) {
       
       
        tableDataArr = [[NSMutableArray alloc] init];
        for (NSDictionary  *dic in responseObject[@"result"][@"list"]) {
           
            News *model = [[News alloc] init];
            model.title = dic[@"title"];
            model.weburl = dic[@"url"];
            model.pic = dic[@"firstImg"];
           
            [tableDataArr addObject:model];
            NSLog(@"%@=======",tableDataArr);
        }
       
        [_table reloadData];
       
       
    } failure:^(NSURLSessionDataTask *task, NSError *error) {
       
        NSLog(@"error: %@",error);
       
    }];
}

-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return tableDataArr.count;
}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    UITableViewCell *cell=nil;
    static NSString *reuse=@"cell";
    if (cell==nil) {
        cell=[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:reuse];
    }else{
        while ([cell.contentView.subviews lastObject] != nil) {
            [(UIView*)[cell.contentView.subviews lastObject] removeFromSuperview];  //删除并进行重新分配
        }
    }

   
    News *new = tableDataArr[indexPath.row];

    //获取cell对应的News对象
    UIImageView *img = [[UIImageView alloc]initWithFrame:CGRectMake(5, 5, 50, 50)];
    [img  sd_setImageWithURL:
     [NSURL URLWithString:new.pic] placeholderImage:[UIImage imageNamed:@"1"]];
    [cell addSubview:img];
   
    UILabel *lable = [[UILabel alloc]initWithFrame:CGRectMake(60, 5, self.view.frame.size.width-60, 44)];
    lable.text = new.title;
    lable.numberOfLines = 0;
    [cell addSubview:lable];
   
    return cell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{
   
    News *one=[tableDataArr objectAtIndex:indexPath.row];
    detailViewController *detail = [[detailViewController alloc]init];
    detail.url = one.weburl;
    [self.navigationController pushViewController:detail animated:YES];

}