#import "ViewController.h"
#import "MJRefresh.h"//包含头文件
#import "MyHeader.h"

@interface ViewController ()<UITableViewDataSource,UITableViewDelegate>

@property (nonatomic,strong) UITableView *tableV;

@property (nonatomic,strong) NSMutableArray *dataArr;

@property (nonatomic,assign) int page;

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    self.page = 1;
    [self loadNewData];
    
    [self createTableView];
    
//    [self addDownRresh];
//    
//    [self addUpMore];
    
//    [self addDownGifFresh];
    
//    [self addUpMoreGif];
    [self addUpBack];
    
    [self addDownCustom];
}

- (void)addDownCustom{
    MyHeader *header = [MyHeader headerWithRefreshingBlock:^{
        
        [self loadNewData];
    }];
    header.state = MJRefreshStateRefreshing;
    self.tableV.mj_header = header;
}

- (void)addUpBack{
    
    MJRefreshBackFooter *footer = [MJRefreshBackFooter footerWithRefreshingBlock:^{
        
        [self loadMoreData];
    }];
    
    self.tableV.mj_footer = footer;
}

- (void)addDownGifFresh{
    //MJRefreshGifHeader添加动画图片的下拉刷新
    MJRefreshGifHeader *header = [MJRefreshGifHeader headerWithRefreshingBlock:^{
        //下拉刷新会触发这个block
        //请求最新的数据
        [self loadNewData];
    }];
    
    //闲置状态显示的图片
    [header setImages:@[[UIImage imageNamed:@"common_loading_anne_1"]] forState:MJRefreshStateIdle];
    
    //正在刷新状态的动画
    [header setImages:@[[UIImage imageNamed:@"common_loading_anne_0"],[UIImage imageNamed:@"common_loading_anne_1"]] forState:MJRefreshStateRefreshing];
    //即将刷新状态的图片
    [header setImages:@[[UIImage imageNamed:@"common_loading_anne_1"]] forState:MJRefreshStatePulling];
    
    self.tableV.mj_header = header;
}

- (void)addUpMoreGif{
    
    MJRefreshAutoGifFooter *footer = [MJRefreshAutoGifFooter footerWithRefreshingBlock:^{
        [self loadMoreData];
    }];
    //闲置状态显示的图片
    [footer setImages:@[[UIImage imageNamed:@"common_loading_anne_1"]] forState:MJRefreshStateIdle];
    
    //正在刷新状态的动画
    [footer setImages:@[[UIImage imageNamed:@"common_loading_anne_0"],[UIImage imageNamed:@"common_loading_anne_1"]] forState:MJRefreshStateRefreshing];
    //即将刷新状态的图片
    [footer setImages:@[[UIImage imageNamed:@"common_loading_anne_1"]] forState:MJRefreshStatePulling];
    self.tableV.mj_footer = footer;
}


//添加下拉刷新
- (void)addDownRresh{
    //MJRefreshNormalHeader普通样式的下拉刷新
    MJRefreshNormalHeader *header = [MJRefreshNormalHeader headerWithRefreshingTarget:self refreshingAction:@selector(loadNewData)];
    //显示状态的label
    header.stateLabel.hidden = NO;
    //显示最后更新时间的label
    header.lastUpdatedTimeLabel.hidden = NO;
    
    header.stateLabel.font = [UIFont systemFontOfSize:22];
    header.lastUpdatedTimeLabel.font = [UIFont systemFontOfSize:12];
    header.stateLabel.textColor = [UIColor redColor];
    header.lastUpdatedTimeLabel.textColor = [UIColor blueColor];
    
    [header setTitle:@"赶紧拽啊" forState:MJRefreshStateIdle];
    [header setTitle:@"我要炸了" forState:MJRefreshStateRefreshing];
    /*
     // 普通闲置状态
    MJRefreshStateIdle = 1,
    /// 松开就可以进行刷新的状态
    MJRefreshStatePulling,
    // 正在刷新中的状态
    MJRefreshStateRefreshing,
    // 即将刷新的状态
    MJRefreshStateWillRefresh,
    // 所有数据加载完毕，没有更多的数据了
    MJRefreshStateNoMoreData
     */
    //开始刷新
    [header beginRefreshing];
    //把下拉刷新添加到tableview上
    self.tableV.mj_header = header;
}
//添加上拉加载
- (void)addUpMore{
    //MJRefreshAutoNormalFooter普通样式的上拉加载
    MJRefreshAutoNormalFooter *footer = [MJRefreshAutoNormalFooter footerWithRefreshingTarget:self refreshingAction:@selector(loadMoreData)];
    
    //把上拉记载添加到tableview上
    self.tableV.mj_footer = footer;
}
- (void)createTableView{
    
    self.tableV = [[UITableView alloc]initWithFrame:self.view.bounds style:UITableViewStylePlain];
    self.tableV.delegate = self;
    self.tableV.dataSource = self;
    
    [self.view addSubview:self.tableV];
}

- (NSMutableArray *)dataArr{
    
    if (!_dataArr) {
        _dataArr = [[NSMutableArray alloc]init];
    }
    return _dataArr;
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    return 60;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
 
    return self.dataArr.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    static NSString *cellid = @"id";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellid];
    if (!cell) {
        cell = [[UITableViewCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cellid];
    }
    
    cell.textLabel.text = self.dataArr[indexPath.row];
    
    return cell;
}
//请求数据
- (void)loadNewData{
    self.page = 1;
    sleep(2);
    //清空数据源
    [self.dataArr removeAllObjects];
    
    for (int i = 0 ;i < 5 ;i++) {
        
        [self.dataArr addObject:[NSString stringWithFormat:@"随机假数据-%d",arc4random()%10000000]];
    }
    //下载结束后 刷新tableview
    [self.tableV reloadData];
    //请求结束 结束刷新
    [self.tableV.mj_header endRefreshing];
}
//下载更多数据
- (void)loadMoreData{
    self.page++;
    //请求下一页的数据
    for (int i = 0; i < 5; i++) {
        [self.dataArr addObject:[NSString stringWithFormat:@"随机假数据-%d",arc4random()%10]];
    }
    NSString *path = [NSString stringWithFormat:@"http://iappfree.candou.com:8080/free/applications/limited?currency=rmb&page=%d",self.page];
//    http://iappfree.candou.com:8080/free/applications/limited?currency=rmb&page=%d,self.page
    if (self.page > 20) {
        //提示 没有更多数据了
        self.tableV.mj_footer.hidden = YES;
    }else{
       [self.tableV reloadData];
    
       [self.tableV.mj_footer endRefreshing];
    }
}

@end

#import "MyHeader.h"

@implementation MyHeader
{
    UIProgressView *_pro;
    UISegmentedControl *_seg;
}
- (void)prepare{
    [super prepare];
    //在下拉刷新上添加子控件
    _pro = [[UIProgressView alloc]initWithProgressViewStyle:UIProgressViewStyleDefault];
//    pro.frame = self.bounds;
    
//    [self addSubview:_pro];
    
    _seg = [[UISegmentedControl alloc]initWithItems:@[@"1",@"2",@"3"]];
    _seg.selectedSegmentIndex = 0;
    [self addSubview:_seg];
}

- (void)placeSubviews{
    [super placeSubviews];
    //设置子控件的位置
//    _pro.frame = self.bounds;
    _seg.frame = self.bounds;
    
}
//footer header的状态
- (void)setState:(MJRefreshState)state{
    
    if (state == MJRefreshStateRefreshing) {
        _seg.selectedSegmentIndex = 1;
    }
}



@end