CAISHEN/loan/Main/MainPage/VC/KXTeachViewC...

//
//  KXTeachViewController.m
//  CAISHEN
//
//  Created by kuxuan on 2017/11/1.
//  Copyright © 2017年 kuxuan. All rights reserved.
//

#import "KXTeachViewController.h"
#import "KXTeachCycleView.h"
#import "KXTeachCollectionViewCell.h"
#import "KXNewsWebViewController.h"
#import "KXCarLoancalViewController.h"
@interface KXTeachViewController ()<UICollectionViewDelegate,UICollectionViewDataSource,KXTeachCycleViewDelegate>
@property (nonatomic,strong)KXTeachCycleView *teachCycle;
@property (nonatomic,strong)UICollectionView *collectionView;
@property (nonatomic,strong)NSMutableArray *bannnerArray;
@property (nonatomic,strong)NSMutableArray *dataSource;
@end

@implementation KXTeachViewController
{
    UIView *headerView;
}
- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.view.backgroundColor = [UIColor whiteColor];
    [self createCollectionView];
    [self requestDataSource];
}

- (void)createCollectionView
{
    self.name = @"攻略";
    headerView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, 250)];
    headerView.backgroundColor = [UIColor whiteColor];
    
    UILabel *teachLabel = [[UILabel alloc]initWithFrame:CGRectMake(0, 0, 100, 30)];
    teachLabel.text = @"";
    teachLabel.textColor = [UIColor titleColor];
    teachLabel.font = FONT_SYS(16);
    teachLabel.textAlignment = NSTextAlignmentLeft;
    [headerView addSubview:teachLabel];
    
    self.teachCycle = [[KXTeachCycleView alloc]initWithFrame:CGRectMake(0, 30, SCREEN_WIDTH - 15, 160)];
    self.teachCycle.delegate = self;
    [headerView addSubview:self.teachCycle];
    
    UILabel *grayLabel = [[UILabel alloc]initWithFrame:CGRectMake(0, 210, SCREEN_WIDTH, 5)];
    grayLabel.backgroundColor = [UIColor colorWithWhite:0 alpha:0.05];
    [headerView addSubview:grayLabel];
    
    UILabel *programLabel = [[UILabel alloc]initWithFrame:CGRectMake(0, 220, 100, 20)];
    programLabel.text = @"理财攻略";
    programLabel.textColor = [UIColor titleColor];
    programLabel.font = FONT_SYS(16);
    programLabel.textAlignment = NSTextAlignmentLeft;
    [headerView addSubview:programLabel];
    
    UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc]init];
    flowLayout.itemSize = CGSizeMake((SCREEN_WIDTH - 75)/4.0, 140*SCREEN_MUTI);
    flowLayout.minimumLineSpacing = 10;
    flowLayout.minimumInteritemSpacing = 15;
    flowLayout.headerReferenceSize = CGSizeMake(SCREEN_WIDTH, 250);
    self.collectionView = [[UICollectionView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT - NavHeight - TabbarHeight) collectionViewLayout:flowLayout];
    self.collectionView.contentInset = UIEdgeInsetsMake(0, 15, 0, 15);
    [self.collectionView registerClass:[KXTeachCollectionViewCell class] forCellWithReuseIdentifier:@"teach"];
    self.collectionView.backgroundColor = [UIColor whiteColor];
    self.collectionView.delegate = self;
    self.collectionView.dataSource = self;
    [self.view addSubview: self.collectionView];
    [self.collectionView registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:@"UICollectionViewHeader"];
}

#pragma mark 请求数据
-(void)requestDataSource
{
    NSString *urlString=[NSString stringWithFormat:@"%@/information/getinformationsbypackage",URL];
    NSDictionary *paraDict=@{@"package_id":@"package_1",@"classification_id":@"贷款",@"page":@(1)};
    
    [KXHTTP post:urlString params:paraDict success:^(id json) {
        
        NSMutableArray *bannerImageArray=[NSMutableArray arrayWithCapacity:0];
        if (self.bannnerArray.count==0) {
            for (NSDictionary *dict in json[@"ios_teach_banner"]) {
                [self.bannnerArray addObject:dict];
                [bannerImageArray addObject:dict[@"thumbnail"]];
            }
            _teachCycle.cycleArray=bannerImageArray;
        }
        
        NSArray *array=[NSArray yy_modelArrayWithClass:[KXNewsModel class] json:[json[@"listdata"] valueForKey:@"data"]];
        
        for (KXNewsModel *model in array) {
            [self.dataSource addObject:model];
        }
        
        [self.collectionView reloadData];
        
    } failure:^(NSError *error) {
        
    }];
}

- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section
{
    return self.dataSource.count;
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath
{
    KXTeachCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"teach" forIndexPath:indexPath];
    KXNewsModel *model = self.dataSource[indexPath.item];
    cell.newsModel = model;
    return cell;
}

- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath
{
    
    NSString *CellIdentifier = @"UICollectionViewHeader";
    //从缓存中获取 Headercell
    UICollectionReusableView *cell = (UICollectionReusableView *)[collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:CellIdentifier forIndexPath:indexPath];
    [cell addSubview:headerView];
    return cell;
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath
{
//    KXNewsModel *model=self.dataSource[indexPath.item];
//
//    KXNewsWebViewController *web=[[KXNewsWebViewController alloc]init];
//
//    web.webID=model.Id;
//
//    [self.navigationController pushViewController:web animated:YES];
    KXCarLoancalViewController *carvc = [[KXCarLoancalViewController alloc]init];
    [self.navigationController pushViewController:carvc animated:YES];
    
}

#pragma  mark -----------------KXTeachCycleViewDelegate-----------
-(void)clickScrollViewItemWithIndex:(NSInteger)index
{
    NSDictionary *dic=self.bannnerArray[index];
    
    KXNewsWebViewController *web=[[KXNewsWebViewController alloc]init];
    
    web.webID=dic[@"id"];
    
    [self.navigationController pushViewController:web animated:YES];
    
}

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

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

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

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end