KouDaiProject/YouHuiProject/YouHui/Home/ViewController/Today/Controller/KBTodayViewC...

//
//  KBTodayViewController.m
//  YouHuiProject
//
//  Created by 小花 on 2018/1/17.
//  Copyright © 2018年 kuxuan. All rights reserved.
//

#import "KBTodayViewController.h"
#import "SDCycleScrollView.h"
#import "KBOnePicCell.h"
#import "KBCountHeaderView.h"
#import "KBMorePicCell.h"
#import "KBTodayBannerModel.h"
#import "KBChildGoodModel.h"
#import "KBMorePicModel.h"
#import "KBGoodsInfo.h"
#import "KBAdversementCell.h"
#import "KBGoodDetailViewController.h"
#import "KBGoodListCidViewController.h"
#import "KBWebDetailController.h"
#import "KBGoodListViewController.h"
#import "KBNineNineMainViewController.h"

#import "KBMorePicCollectionCell.h"
#import "KBMorePicCollectionModel.h"
#import "KBGoodCollectionCell.h"

#import "KBShareGoodsModel.h"
#import "KBShareGoodsViewController.h"
#import "KBPrivilegeReferralViewController.h"
#import "NSNumber+YHExpanded.h"
#import "KBTodayModelCollectionCell.h"
#import "KBRankListViewController.h"
#import "KBTodayMudleModel.h"
#import "KBCategoryListViewContoller.h"

#import <AlibcTradeSDK/AlibcTradeSDK.h>
#import <AlibabaAuthSDK/ALBBSession.h>
#import <AlibabaAuthSDK/ALBBSDK.h>

#import "KBGetMoneyViewController.h"
#import "KBBuyLimitMainController.h"
#import "KBTodayReatCollectionCell.h"
#import "AdPopModel.h"
#import "LDTodayAdView.h"
#import "AdJumpManager.h"
#import "NewPagedFlowView.h"

static NSString *KYHMorePicCollectionCell = @"KYHMorePicCollectionCell";
static NSString *KYHMorePicCell = @"KYHMorePicCell";
static NSString *KYHGoodCollectionCell = @"KYHGoodCollectionCell";
static NSString *KModelCollecionCell = @"modelCollecionCell";
static NSString *KReactCollecionCell = @"ReactCollecionCell";


static NSString *KSectionOne = @"KSectionOne";
static NSString *KSectionTwo = @"KSectionTwo";
static NSString *KSectionThree = @"KSectionThree";
static NSString *KSectionAd = @"KSectionAd";
static CGFloat  bannerHeight = 150;

@interface KBTodayViewController ()
<
    UICollectionViewDelegate,
    UICollectionViewDataSource,
    UICollectionViewDelegateFlowLayout,
    SDCycleScrollViewDelegate,
    YHMorePicCellDelegate,
    YHMorePicCollectionCellDelegate,
    LDTodayModelCollectionCellDelegate,
    YHCountDownViewDelegate,
    NewPagedFlowViewDelegate,
    NewPagedFlowViewDataSource
>
{
    NSInteger _page;
    LDTodayAdView *_adView;
    NSArray *_adDataArr;
}
@property (nonatomic, strong) UICollectionView          *collectionView;
@property (nonatomic, strong) SDCycleScrollView         *cycleScrollView;
@property (nonatomic, strong) NSArray                   *bannerList;
@property (nonatomic, strong) NSMutableArray            *goodsArr;
@property (nonatomic, strong) KBMorePicCell             *morePicCell;
@property (nonatomic, strong) KBMorePicCollectionCell   *morePicCollectionCell;
@property (nonatomic, strong) NSArray                   *morePicArr;
@property (nonatomic, strong) NSArray                   *morePicCollectionArr;
@property (nonatomic, strong) NSMutableArray            *moduleDataArr;
@property (nonatomic, strong) KBGoodsInfo               *goodsInfo; //商品信息，包括刷新事件
@property (nonatomic, strong) NewPagedFlowView          *NewPagedFlowView;
/**组头*/
@property (nonatomic, strong) UICollectionReusableView  *sectionOne;
@property (nonatomic, strong) UICollectionReusableView  *sectionThree;
@end

@implementation KBTodayViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    [self configCollectionView];
    [self request];
    [self.collectionView reloadData];
}

- (void)request {
    [self loadBannerData];
    [self loadHotRecomPicCollectionData];
    [self loadHotRecomPicData];
    [self loadModelCellData];
    [self loadCategoryGoodsList];
    [self loadAdData];
}



- (void)configCollectionView {
    
    _page = 1;
    
    UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc]init];
    self.collectionView = [[UICollectionView alloc]initWithFrame:CGRectMake(0, 10, SCREEN_WIDTH, ChildTableViewHeight+40) collectionViewLayout:flowLayout];
    flowLayout.minimumLineSpacing = 5;
    flowLayout.minimumInteritemSpacing = 1;
    self.collectionView.showsVerticalScrollIndicator=NO;
    
    self.collectionView.showsHorizontalScrollIndicator=NO;
    [self.collectionView registerClass:[KBMorePicCollectionCell class] forCellWithReuseIdentifier:KYHMorePicCollectionCell];
    [self.collectionView registerClass:[KBMorePicCell class] forCellWithReuseIdentifier:KYHMorePicCell];
    [self.collectionView registerClass:[KBGoodCollectionCell class] forCellWithReuseIdentifier:KYHGoodCollectionCell];
    [self.collectionView registerClass:[KBTodayModelCollectionCell class] forCellWithReuseIdentifier:KModelCollecionCell];
    [self.collectionView registerClass:[KBTodayReatCollectionCell class] forCellWithReuseIdentifier:KReactCollecionCell];
    
    [self.collectionView registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:KSectionOne];
    [self.collectionView registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:KSectionTwo];
    [self.collectionView registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:KSectionThree];
    [self.collectionView registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:KSectionAd];
//    self.collectionView.backgroundColor = [UIColor YHColorWithHex:0xf6f6f6];
    self.collectionView.backgroundColor = [UIColor clearColor];
    self.collectionView.layer.masksToBounds=YES;
    
    self.collectionView.delegate = self;
    self.collectionView.dataSource = self;
    
    MJRefreshNormalHeader *header = [MJRefreshNormalHeader headerWithRefreshingBlock:^{
        [self refreshData];
    }];
    header.activityIndicatorViewStyle=UIActivityIndicatorViewStyleWhite;
    header.stateLabel.textColor=[UIColor whiteColor];
    header.lastUpdatedTimeLabel.hidden=YES;
    [header setTitle:@"数据正在刷新" forState:MJRefreshStateRefreshing];
//    header.lastUpdatedTimeLabel.hidden = YES;
//    header.stateLabel.hidden = YES;

    //正在刷新的图片
//    NSArray *imgArr = @[[UIImage imageNamed:@"ant1"],[UIImage imageNamed:@"ant2"]];
//    [header setImages:imgArr duration:0.3 forState:MJRefreshStateRefreshing];
//    [header setImages:@[[UIImage imageNamed:@"ant1"]] duration:1 forState:MJRefreshStateWillRefresh];
//    [header setImages:@[[UIImage imageNamed:@"ant1"]] duration:1 forState:MJRefreshStatePulling];
    self.collectionView.mj_header = header;
    
    
    self.collectionView.mj_footer = [MJRefreshAutoNormalFooter footerWithRefreshingBlock:^{
        [self loadMoreData];
    }];
    [self.collectionView.mj_footer beginRefreshing];
    
    
    if (@available(iOS 11.0, *)) {
        self.collectionView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;//UIScrollView也适用
    }else {
        self.automaticallyAdjustsScrollViewInsets = NO;
    }
    [self.view addSubview:self.collectionView];
    
    
//    CGFloat height = (bannerHeight/375.f)*SCREEN_WIDTH;
//    CGRect rect = CGRectMake(FITSIZE(10), 3, SCREEN_WIDTH-FITSIZE(20), height);
//
//    self.cycleScrollView = [SDCycleScrollView cycleScrollViewWithFrame:rect delegate:self placeholderImage:nil];
//    self.cycleScrollView.backgroundColor=[UIColor clearColor];
//    self.cycleScrollView.currentPageDotImage = [UIImage imageNamed:@"page_sel"];
//    self.cycleScrollView.pageDotImage = [UIImage imageNamed:@"page_nor"];
//
//    self.cycleScrollView.layer.masksToBounds=YES;
//    self.cycleScrollView.clipsToBounds = YES;
//    self.cycleScrollView.layer.shadowColor = [UIColor YHColorWithHex:0x000000].CGColor;
//    self.cycleScrollView.layer.shadowOffset = CGSizeMake(3,3);
//    self.cycleScrollView.layer.shadowOpacity = 0.2f;
//    self.cycleScrollView.layer.shadowRadius = 3;
//    self.cycleScrollView.layer.cornerRadius=5;
//    self.cycleScrollView.autoScrollTimeInterval=3;
//    self.cycleScrollView.bannerImageViewContentMode = UIViewContentModeScaleToFill;
    self.NewPagedFlowView = [[NewPagedFlowView alloc] initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_WIDTH * bannerHeight / 375)];
    self.NewPagedFlowView.backgroundColor = [UIColor clearColor];
    self.NewPagedFlowView.delegate = self;
    self.NewPagedFlowView.dataSource = self;
    self.NewPagedFlowView.minimumPageAlpha = 0.1;
    self.NewPagedFlowView.isCarousel = YES;
    self.NewPagedFlowView.orientation = NewPagedFlowViewOrientationHorizontal;
    self.NewPagedFlowView.isOpenAutoScroll = YES;
    self.NewPagedFlowView.layer.shadowOffset = CGSizeMake(2, 5);
    self.NewPagedFlowView.layer.shadowOpacity = 0.3;
    self.NewPagedFlowView.layer.shadowColor = [UIColor blackColor].CGColor;
}

- (void)loadAdData {
    NSString *url = [NSString stringWithFormat:@"%@/api/v2/adv/advByType",BaseURL];
    NSDictionary *para = @{@"adv_type":@"1"};
    [KBHttp get:url params:para success:^(id json) {
        
        _adDataArr = [NSArray yy_modelArrayWithClass:[AdPopModel class] json:json[@"data"]];
        if (_adDataArr.count > 0) {
            [self creatAdView:_adDataArr];
        }
        [self.collectionView reloadData];
    } failure:^(NSError *error) {
        
    }];
}

- (void)creatAdView:(NSArray *)list {
//    LDTodayAdView *adView = [[LDTodayAdView alloc] initWithFrame:CGRectMake(Fitsize(10), Fitsize(3), SCREEN_WIDTH-Fitsize(20), (SCREEN_WIDTH-Fitsize(20))*200/750)];
    LDTodayAdView *adView = [[LDTodayAdView alloc] initWithFrame:CGRectMake(Fitsize(10), 5, SCREEN_WIDTH-Fitsize(20), (SCREEN_WIDTH-Fitsize(20))*200/750)];
    _adView.tag=2002;
    _adView = adView;
    _adView.model = list.firstObject;
    adView.tapAdBlock = ^{
        [MobClick event:AdvClick label:@"1"];
        [AdJumpManager jumpToPageWithModel:list.firstObject ParentViewControll:self];
    };
}


- (void)loadBannerData {
    
    [KBCacheHttp get:Banner_list params:nil success:^(id json, BOOL isCache) {
        self.bannerList = [NSArray yy_modelArrayWithClass:[KBTodayBannerModel class] json:json[@"data"]];
        [self creatCycleScrollView];
    } failure:^(NSError *error) {
        
    }];
    
}

- (void)creatCycleScrollView {
    NSMutableArray *imgArr = [NSMutableArray array];
    for (KBTodayBannerModel *model in self.bannerList) {
        [imgArr addObject:model.photo];
    }
//    self.cycleScrollView.imageURLStringsGroup = imgArr;
    [self.NewPagedFlowView reloadData];
}

/**
 加载下部商品列表
 */
- (void)loadCategoryGoodsList {
    
    NSDictionary *para = @{@"sort":@"1",
                           @"page":@(_page),
                           @"category_id":self.model.Id,
                           @"stype":@"0"};
    
    [KBCacheHttp post:StocklistByCategoryId params:para success:^(id json, BOOL isCache) {
        
        if ([self.collectionView.mj_header isRefreshing]) [self.goodsArr removeAllObjects];
        
        //清空缓存数据，展示真正的数据（如果page是1，且不是缓存数据，说明是真正的数据）
        if (_page == 1 && !isCache) [self.goodsArr removeAllObjects];
        self.goodsInfo = [KBGoodsInfo yy_modelWithJSON:json];
        NSArray *list = [NSArray yy_modelArrayWithClass:[KBChildGoodModel class] json:json[@"data"]];
        [self noMoreDataWithArray:list];
        [self.goodsArr addObjectsFromArray:list];
        
        
        [self.collectionView reloadData];
        
    } failure:^(NSError *error) {
        [self endRefreshing];
        [self.collectionView.mj_footer endRefreshing];
    }];
    

}


- (void)noMoreDataWithArray:(NSArray *)array {
    if (array.count <= 0) {
        [self.collectionView.mj_footer endRefreshingWithNoMoreData];
    }else {
        [self.collectionView.mj_footer endRefreshing];
    }
}

- (void)endRefreshing {
    [self.collectionView.mj_header endRefreshing];
}

- (void)refreshData {
    _page = 1;
    [self loadBannerData];
    [self loadModelCellData];
    [self loadHotRecomPicData];
    [self loadHotRecomPicCollectionData];
    [self loadCategoryGoodsList];
    [self loadAdData];
}

/**
 上拉加载
 */
- (void)loadMoreData {
    _page++;
    [self loadCategoryGoodsList];
}


/**
 多图推荐
 */
- (void)loadHotRecomPicData {
    
    [KBCacheHttp get:Goldgroups params:nil success:^(id json, BOOL isCache) {
        self.morePicArr = [NSArray yy_modelArrayWithClass:[KBMorePicModel class] json:json[@"data"]];
        if (self.morePicArr.count==0) {
            [self.collectionView reloadData];
        }
//        [self.morePicCell setModelDatas:self.morePicArr];
        [self.collectionView reloadData];
    } failure:^(NSError *error) {
        
    }];
    
}

/**
 加载菜单栏目
 */
- (void)loadHotRecomPicCollectionData {
    
    [KBCacheHttp get:GoldCollectiongroups params:nil success:^(id json, BOOL isCache) {
        self.morePicCollectionArr = [NSArray yy_modelArrayWithClass:[KBMorePicCollectionModel class] json:json[@"data"]];
        
        [self.morePicCollectionCell setModelDatas:self.morePicCollectionArr];
        [self.collectionView reloadData];
    } failure:^(NSError *error) {
        
    }];
    
}




/**
 加载分类模块数据
 */
- (void)loadModelCellData {
    
    NSString *url = [NSString stringWithFormat:@"%@/api/v2/channel/advFourList",BaseURL];
    [KBCacheHttp post:url params:@{@"platform":@"2"} success:^(id json, BOOL isCache) {
        NSArray *list = [NSArray yy_modelArrayWithClass:[KBTodayMudleModel class] json:json[@"list"]];
        if (list.count > 0) {
            [self countDownViewSetCount:list.firstObject];
        }
        [self.moduleDataArr removeAllObjects];
        [self.moduleDataArr addObjectsFromArray:list];
        [self.collectionView reloadData];
        
        [self endRefreshing];
    } failure:^(NSError *error) {
        [self endRefreshing];
    }];
}

- (void)countDownViewSetCount:(KBTodayMudleModel *)model {
    NSString *endTime = [NSString stringWithFormat:@"%@000",model.remainTime];
    [[KBCountDownView shareInstace] setEndTimer:endTime];
}

#pragma mark ====
#pragma mark NewPagedFlowView Delegate
- (CGSize)sizeForPageInFlowView:(NewPagedFlowView *)flowView {
    return CGSizeMake(SCREEN_WIDTH - 40, (SCREEN_WIDTH - 40) * 150 / 375);
}

- (void)didSelectCell:(UIView *)subView withSubViewIndex:(NSInteger)subIndex {
    
    
    KBTodayBannerModel *model = self.bannerList[subIndex];
    
    if (model.url.length > 0) {
        //活动页
        //type为2直接打开淘宝，无需访问中间网页
        if ([model.type isEqualToString:@"2"]) {
            [self jumpToTaobaoWithUrl:model.url];
        }else{
            KBWebDetailController *adWeb = [[KBWebDetailController alloc] init];
            adWeb.url = model.url;
            [self.navigationController pushViewController:adWeb animated:YES];
        }
        
        
        
    }else {
        //列表页
        KBGoodListViewController *list = [[KBGoodListViewController alloc] init];
        list.cate_id = model.group_id;
        list.name = model.note;
        [self.navigationController pushViewController:list animated:YES];
        
    }
    
    [MobClick event:home_banner label:model.photo];
    
}



#pragma mark NewPagedFlowView Datasource
- (NSInteger)numberOfPagesInFlowView:(NewPagedFlowView *)flowView {
    
    return self.bannerList.count;
    
}

- (PGIndexBannerSubiew *)flowView:(NewPagedFlowView *)flowView cellForPageAtIndex:(NSInteger)index{
    PGIndexBannerSubiew *bannerView = [flowView dequeueReusableCell];
    if (!bannerView) {
        bannerView = [[PGIndexBannerSubiew alloc] init];
        bannerView.tag = index;
        bannerView.layer.cornerRadius = 4;
        bannerView.layer.masksToBounds = YES;
    }
    if (self.bannerList.count > 0 && self.bannerList.count>index) {
        KBTodayBannerModel *model = self.bannerList[index];
        //在这里下载网络图片
        [bannerView.mainImageView sd_setImageWithURL:[NSURL URLWithString:model.photo] placeholderImage:[UIImage imageNamed:@""]];
    }
    

    return bannerView;
}





#pragma mark ------ YHCountDownViewDelegate -------
- (void)countViewTimeOutAction {
    [self.collectionView.mj_header beginRefreshing];
}



#pragma mark  ====================== YHMorePicCellDelegate==========

/**
 点击推荐位多图
 */
- (void)YHMorePicCellDidSelectedItem:(NSInteger)index {
    KBMorePicModel *model = self.morePicArr[index];
    if (model.url.length > 0) {
        //活动页
        //type为2直接打开淘宝，无需访问中间网页
        if ([model.jump_type isEqualToString:@"2"]) {
            [self jumpToTaobaoWithUrl:model.url];
        }else{
            KBWebDetailController *adWeb = [[KBWebDetailController alloc] init];
            adWeb.url = model.url;
            [self.navigationController pushViewController:adWeb animated:YES];
        }
    }else {
        //列表页
        KBGoodListViewController *list = [[KBGoodListViewController alloc] init];
        list.cate_id = model.Id;
        list.name = model.name;
        [self.navigationController pushViewController:list animated:YES];
    }
   
    
    [MobClick event:home_recommend label:model.name];
}



#pragma mark  ====================== YHMorePicCollectionCellDelegate==========
- (void)YHMorePicCollectionCellDidSelectedItem:(NSInteger)index{
    KBMorePicCollectionModel *model = self.morePicCollectionArr[index];
    if (model.url.length > 0) {
        //活动页
        //type为2直接打开淘宝，无需访问中间网页
        if ([model.jump_type isEqualToString:@"2"]) {
            [self jumpToTaobaoWithUrl:model.url];
        }else{
            KBWebDetailController *adWeb = [[KBWebDetailController alloc] init];
            adWeb.url = model.url;
            [self.navigationController pushViewController:adWeb animated:YES];
        }

    }else {

        KBGoodListViewController *list = [[KBGoodListViewController alloc] init];
        list.cate_id = model.Id;
        list.name = model.name;
        [self.navigationController pushViewController:list animated:YES];

    }
    
    [MobClick event:Home_Items label:model.name];
}


#pragma mark ============ SDCycleScrollViewDelegate ==========
- (void)cycleScrollView:(SDCycleScrollView *)cycleScrollView didSelectItemAtIndex:(NSInteger)index {
    KBTodayBannerModel *model = self.bannerList[index];
    
    if (model.url.length > 0) {
        //活动页
        //type为2直接打开淘宝，无需访问中间网页
        if ([model.type isEqualToString:@"2"]) {
            [self jumpToTaobaoWithUrl:model.url];
        }else{
            KBWebDetailController *adWeb = [[KBWebDetailController alloc] init];
            adWeb.url = model.url;
            [self.navigationController pushViewController:adWeb animated:YES];
        }
        
        
        
    }else {
        //列表页
        KBGoodListViewController *list = [[KBGoodListViewController alloc] init];
        list.cate_id = model.group_id;
        list.name = model.note;
        [self.navigationController pushViewController:list animated:YES];
        
    }
    
    [MobClick event:home_banner label:model.photo];
}

#pragma mark ------- LDTodayModelCollectionCellDelegate -----
- (void)modelCollectionCellMoreButtonClick:(KBTodayModelCollectionCell *)cell{
    KBTodayMudleModel *model = cell.model;
    if ([model.type isEqualToString:@"1"]) {
        KBBuyLimitMainController *buyLimit = [[KBBuyLimitMainController alloc] init];
        [self.navigationController pushViewController:buyLimit animated:YES];
    }else if ([model.type isEqualToString:@"2"]){
        KBGoodListViewController *rankList = [[KBGoodListViewController alloc] init];
        rankList.name = model.name;
        rankList.flag = 2;
        rankList.cate_id = model.Id;
        [self.navigationController pushViewController:rankList animated:YES];
    }else {
        //列表页
        KBGoodListViewController *list = [[KBGoodListViewController alloc] init];
        list.cate_id = model.Id;
        list.name = model.name;
        [self.navigationController pushViewController:list animated:YES];
    }
    
    [MobClick event:TodayClickTop label:model.name];
}


#pragma mark ============ UICollectionView Delegate &&  DataSource ==========
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section
{
    
    if (section == 0 ) {
        return 1;
    }else if (section == 1){
        return self.morePicArr.count;
    }else if (section == 2){
        return self.moduleDataArr.count;
    }else if(section == 3){
        return self.goodsArr.count;
    }
    return 0;
}

- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView {
    return 4;
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {

    
    if (indexPath.section == 0) {
        if (self.morePicCollectionArr==nil||self.morePicCollectionArr.count==0) {
            return CGSizeMake(SCREEN_WIDTH, .1);
        }
        NSInteger offHeight=0;
        if (iPhone5) {
            offHeight=10;
        }
        NSInteger Crow=1;
        NSInteger Coff=-1;
        NSInteger CrowItemSum=5;
        Coff=self.morePicCollectionArr.count%CrowItemSum;
        if (Coff!=0) {
            CrowItemSum=4;
            Coff=self.morePicCollectionArr.count%CrowItemSum;
            if (Coff!=0) {
                CrowItemSum=3;
                Coff=self.morePicCollectionArr.count%CrowItemSum;
                if (Coff!=0) {
                    CrowItemSum=5;
                    Crow++;
                }
            }
        }
        Crow=self.morePicCollectionArr.count/CrowItemSum;
        if (Coff!=0) {
            Crow++;
        }
        CGFloat totalHeight = (SCREEN_WIDTH/4+offHeight)*Crow;
        return CGSizeMake(SCREEN_WIDTH, totalHeight);
    }
    
    if (indexPath.section == 1) {
//        if (!self.morePicArr.count||self.morePicArr.count==0) {
//            return CGSizeMake(SCREEN_WIDTH, .1);
//        }
//        CGFloat leftWidth = SCREEN_WIDTH*0.37;
//        CGFloat leftHeight = leftWidth*19/14;
//        return CGSizeMake(SCREEN_WIDTH, leftHeight);
        CGFloat width = (SCREEN_WIDTH-22)/2;
        CGSize size = CGSizeMake(width, width*83/170);
        return size;
    }else if (indexPath.section == 2){
    
        return CGSizeMake(SCREEN_WIDTH-FITSIZE(20), Fitsize(228));

    } else if (indexPath.section == 3) {
        
        CGFloat width = (SCREEN_WIDTH)/2;
        CGFloat height = width + 102;
        return CGSizeMake(width-FITSIZE(12.5f), height);
    }
    return CGSizeZero;
}



- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout referenceSizeForHeaderInSection:(NSInteger)section
{
    if (section == 0) {
        CGFloat height = (bannerHeight/375.f)*SCREEN_WIDTH;
        return CGSizeMake(SCREEN_WIDTH, height);
    }else if (section == 1){
        return CGSizeMake(SCREEN_WIDTH,5);
    }else if (section == 2){

        CGFloat height = _adDataArr.count>0?((SCREEN_WIDTH-Fitsize(20))*200/750+10):5;
        return CGSizeMake(SCREEN_WIDTH,height);
    }else {
        return CGSizeMake(SCREEN_WIDTH, FITSIZE(40));
    }
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout referenceSizeForFooterInSection:(NSInteger)section
{
    return CGSizeMake(0, 0);
}


- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath
{
    
    if (indexPath.section==0) {
        
        self.morePicCollectionCell = [collectionView dequeueReusableCellWithReuseIdentifier:KYHMorePicCollectionCell forIndexPath:indexPath];
        self.morePicCollectionCell.backgroundColor=[UIColor clearColor];
        self.morePicCollectionCell.delegate = self;
        [self.morePicCollectionCell setModelDatas:self.morePicCollectionArr];
        return self.morePicCollectionCell;
    }
    if (indexPath.section == 1) {
        
//        self.morePicCell = [collectionView dequeueReusableCellWithReuseIdentifier:KYHMorePicCell forIndexPath:indexPath];
//        self.morePicCell.delegate = self;
//        [self.morePicCell setModelDatas:self.morePicArr];
        KBTodayReatCollectionCell *reactCell = [self.collectionView dequeueReusableCellWithReuseIdentifier:KReactCollecionCell forIndexPath:indexPath];
        KBMorePicModel *model = self.morePicArr[indexPath.row];
        reactCell.model = model;
        return reactCell;
        
        
    }else if (indexPath.section == 2){//限时抢购
        KBTodayModelCollectionCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:KModelCollecionCell forIndexPath:indexPath];
        cell.delegate = self;
        cell.indexPath = indexPath;
        cell.backgroundColor=[UIColor clearColor];
        KBTodayMudleModel *model = self.moduleDataArr[indexPath.row];
        cell.model = model;
        if (indexPath.row == 0) {
            KBCountDownView *countdown = [KBCountDownView shareInstace];
            countdown.y = Fitsize(15);
            countdown.x = Fitsize(132);
            countdown.delegate = self;
            [cell addSubview:countdown];
            cell.desLabel.hidden = YES;
        }else {
            cell.desLabel.hidden = NO;
        }
        
        return cell;
    }
    else if(indexPath.section == 3){
        KBChildGoodModel *model = self.goodsArr[indexPath.item];
        KBGoodCollectionCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:KYHGoodCollectionCell forIndexPath:indexPath];
        cell.model = model;
        return cell;
    }
    return nil;
}

- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath{
    if (indexPath.section == 0) {
        self.sectionOne = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:KSectionOne forIndexPath:indexPath];
        [self.sectionOne addSubview:self.NewPagedFlowView];
        return self.sectionOne;
    }
    
    if (indexPath.section == 1) {
        UICollectionReusableView *sectionTwo = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:KSectionTwo forIndexPath:indexPath];
        return sectionTwo;
    }
    if (indexPath.section == 2) {
        UICollectionReusableView *sectionTwo = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:KSectionAd forIndexPath:indexPath];
        UIView *view=[sectionTwo viewWithTag:2002];
        if (view) {
            [view removeFromSuperview];
        }
        [sectionTwo addSubview:_adView];
        return sectionTwo;
    }
    
    if (indexPath.section == 3) {
        self.sectionThree = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:KSectionThree forIndexPath:indexPath];
        
        
        UILabel *title = [[UILabel alloc] initWithFrame:CGRectMake(0, 10, Fitsize(65), Fitsize(40))];
        title.font = [UIFont systemFontOfSize:Fitsize(17)];//[UIColor homeRedColor]
        title.centerX = SCREEN_WIDTH/2;
        title.text = @"精选好物";
        [title sizeToFit];
        title.textColor =[UIColor gradientWidthFromColor:[UIColor YHColorWithHex:0x53F3FD] toColor:[UIColor YHColorWithHex:0x726BFF] withWidth:title.width];
        UIImageView *icon = [[UIImageView alloc] initWithFrame:CGRectMake(title.left-20, 0, Fitsize(13), Fitsize(15))];
        icon.centerY = title.centerY;
        icon.image = [UIImage imageNamed:@"hotRecom_left"];
        UIImageView *icon2 = [[UIImageView alloc] initWithFrame:CGRectMake(title.right+5, 0, Fitsize(13), Fitsize(15))];
        icon2.centerY = title.centerY;
        icon2.image = [UIImage imageNamed:@"hotRecom_right"];
        
        [self.sectionThree addSubview:title];
        [self.sectionThree addSubview:icon];
        [self.sectionThree addSubview:icon2];
        
        
        
//        UILabel *title = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, 100, Fitsize(40))];
//        title.text = @"精选好物";
//        title.textColor = [UIColor gradientWidthFromColor:[UIColor YHColorWithHex:0x47FFDA] toColor:[UIColor YHColorWithHex:0x38D4FB] withWidth:SCREEN_WIDTH];
//        title.font = [UIFont systemFontOfSize:Fitsize(19)];
//        [title sizeToFit];
//        title.centerX = SCREEN_WIDTH/2+Fitsize(10);
//        title.centerY = Fitsize(20);
//        [self.sectionThree addSubview:title];
//
//        UIImageView *imageView = [[UIImageView alloc] initWithFrame:CGRectMake(title.x-Fitsize(25), 0, Fitsize(23), FITSIZE(21))];
//        imageView.centerY = Fitsize(20);
//        imageView.image = [UIImage imageNamed:@"good_gs"];
//        [self.sectionThree addSubview:imageView];
        return self.sectionThree;
    }
    
    return nil;
}
#pragma mark -内边距
- (UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout insetForSectionAtIndex:(NSInteger)section {
    if (section == 1) {
        return UIEdgeInsetsMake(0, 10, 0, 10);
    }else if(section==3 ){
        return UIEdgeInsetsMake(0, 10, 0, 10);
    }else {
        return UIEdgeInsetsMake(0, 0, 0, 0);
    }
}

#pragma mark -行间距
- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section {
    if (section == 1) {
        return 2;
    }else {
        return 5;
    }
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    
    if (indexPath.section == 1) {
        KBMorePicModel *model = self.morePicArr[indexPath.row];
        if (model.url.length > 0) {
            //活动页
            //type为2直接打开淘宝，无需访问中间网页
            if ([model.jump_type isEqualToString:@"2"]) {
                [self jumpToTaobaoWithUrl:model.url];
            }else{
                KBWebDetailController *adWeb = [[KBWebDetailController alloc] init];
                adWeb.url = model.url;
                [self.navigationController pushViewController:adWeb animated:YES];
            }
        }else {
            //列表页
            KBCategoryListViewContoller *list = [[KBCategoryListViewContoller alloc] init];
            list.cate_id = model.Id;
            list.name = model.name;
            list.material_id = model.material_id;
            [self.navigationController pushViewController:list animated:YES];
        }
        
        [MobClick event:home_recommend label:model.name];
    }
    
    if (indexPath.section == 3) {
        KBChildGoodModel *model = self.goodsArr[indexPath.row];
        
        
        KBEventModel *evevtModel = [[KBEventModel alloc] initWithOrigin:model.origin category_id:self.model.Id source:homeAction];

        KBGoodDetailViewController *detail = [[KBGoodDetailViewController alloc] init];
        detail.eventModel = evevtModel;
        DetailRequestModel *requestModel = [[DetailRequestModel alloc] initWithChildModel:model];
        detail.requestModel = requestModel;
        [self.navigationController pushViewController:detail animated:YES];
        
        [MobClick event:home_hot];
    }
    

}

#pragma mark ------
#pragma mark - scrollView
- (void)scrollViewDidScroll:(UIScrollView *)scrollView
{
    //scrollView已经有拖拽手势，直接拿到scrollView的拖拽手势
    UIPanGestureRecognizer *pan = scrollView.panGestureRecognizer;
    //获取到拖拽的速度 >0 向下拖动 <0 向上拖动
    CGFloat velocity = [pan velocityInView:scrollView].y;
    if (velocity <- 10) {
        //向上拖动，隐藏导航栏
        
        self.collectionView.height = ChildTableViewHeight+NavBarHeight-KStatusBarHeight;
    }else if (velocity > 10) {
        //向下拖动，显示导航栏
        
        self.collectionView.height = ChildTableViewHeight;
    }else if(velocity == 0){
        //停止拖拽
    }
    
    NSNotification *noti = [[NSNotification alloc] initWithName:ScrollDirectorNoti object:nil userInfo:@{@"director":@(velocity)}];
    [[NSNotificationCenter defaultCenter] postNotification:noti];
}


#pragma mark ------
- (void)jumpToTaobaoWithUrl:(NSString *)url {
    
    id<AlibcTradePage> page = [AlibcTradePageFactory page:url];
    //淘客信息
    AlibcTradeTaokeParams *taoKeParams=[[AlibcTradeTaokeParams alloc] init];
    taoKeParams.pid= ALTK_PID;
    //打开方式
    AlibcTradeShowParams* showParam = [[AlibcTradeShowParams alloc] init];
    
    showParam.openType = AlibcOpenTypeNative;
    
    
    [[AlibcTradeSDK sharedInstance].tradeService show:self.parentViewController page:page showParams:showParam taoKeParams:taoKeParams trackParam:nil tradeProcessSuccessCallback:^(AlibcTradeResult * _Nullable result) {
        
    } tradeProcessFailedCallback:^(NSError * _Nullable error) {
        
    }];
}


#pragma mark ===================== layezer ==============



- (NSArray *)goodsArr {
    if (!_goodsArr) {
        _goodsArr = [NSMutableArray array];
    }
    return _goodsArr;
}

- (NSMutableArray *)moduleDataArr {
    if (!_moduleDataArr) {
        _moduleDataArr = [NSMutableArray array];
    }
    return _moduleDataArr;
}


- (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