KDProject/KuDianProject/SupplyGood/Controller/KDPSupplyLis...

//
//  KDPSupplyListViewController.m
//  KuDianProject
//
//  Created by admin on 2019/7/11.
//  Copyright © 2019 KDP. All rights reserved.
//

#import "KDPSupplyListViewController.h"
#import "KDPSupplyContentReusableView.h"
#import "KDPRecommendGoodCell.h"
#import "KDPScreenViewController.h"
@interface KDPSupplyListViewController ()<UICollectionViewDelegate,UICollectionViewDataSource,DZNEmptyDataSetDelegate,DZNEmptyDataSetSource>

@property (nonatomic, strong) UICollectionView *collectionView;

@property (nonatomic, strong) NSMutableArray *dataSource;

@property (nonatomic, assign) NSInteger page;

@property (nonatomic, strong) NSMutableDictionary *params;

@end

@implementation KDPSupplyListViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    [self setupNav];
    [self.view addSubview:self.collectionView];
    [self requestGoodData];
}

- (void)setupNav{
    self.navBar.backgroundColor = [UIColor whiteColor];
    
    UIButton *returnBtn =[[UIButton alloc]initWithFrame:CGRectMake(15, KDNavBarHeight - 13-18, 11, 18)];
    [returnBtn addTarget:self action:@selector(returnClickBtn) forControlEvents:UIControlEventTouchUpInside];
    [returnBtn setImage:[UIImage imageNamed:@"return_black"] forState:UIControlStateNormal];
    returnBtn.adjustsImageWhenHighlighted = NO;
    [self.navBar addSubview:returnBtn];
    
    self.navBar.navTitleLabel.textColor = [UIColor colorWithHex:0x333333];
    self.navBar.navTitleLabel.text = self.mode.name;
    
}

- (void)requestGoodData{
    if (![KDPAccountTool isLogin]) {
        return;
    }
    [self.params setValue:[NSString stringWithFormat:@"%ld",(long)self.page] forKey:@"page"];
    [LoadingView showInView:self.view];
    NSString *getGoodUrl = [NSString stringWithFormat:@"%@api/goods/search",KDURL];
    [KDPNetworkRequestHTTP postURL:getGoodUrl params:self.params success:^(id  _Nonnull json) {
        [LoadingView dismiss];
        NSArray *dataArr = [NSArray yy_modelArrayWithClass:[KDPGoodsModel class] json:json[@"data"]];
        if (self.page == 1) {
            [self.dataSource removeAllObjects];
        }
        if (dataArr.count > 0) {
            [self.dataSource addObjectsFromArray:dataArr];
        } else{
            [self.collectionView.mj_footer endRefreshingWithNoMoreData];
        }
        [self.collectionView.mj_footer endRefreshing];
        [self.collectionView.mj_header endRefreshing];
        [self.collectionView reloadData];
        
    } failure:^(NSError * _Nonnull error) {
        [LoadingView dismiss];
    }];
}

- (void)returnClickBtn{
    [self.navigationController popViewControllerAnimated:YES];
}

- (void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleDefault;
}

- (void)viewWillDisappear:(BOOL)animated{
    [super viewWillDisappear:animated];
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleLightContent;
}

- (UICollectionView *)collectionView{
    if (!_collectionView) {
        UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc] init];
        flowLayout.itemSize = CGSizeMake(SCREEN_WIDTH, 130);
        flowLayout.minimumLineSpacing = 0;
        flowLayout.minimumInteritemSpacing = 0;
        flowLayout.sectionHeadersPinToVisibleBounds = YES;
        _collectionView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, KDNavBarHeight, SCREEN_WIDTH, SCREEN_HEIGHT-KDNavBarHeight) collectionViewLayout:flowLayout];
        _collectionView.showsVerticalScrollIndicator = NO;
        _collectionView.showsHorizontalScrollIndicator = NO;
        [_collectionView registerClass:[KDPRecommendGoodCell class] forCellWithReuseIdentifier:NSStringFromClass([KDPRecommendGoodCell class])];
        [_collectionView registerClass:[KDPSupplyContentReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:NSStringFromClass([KDPSupplyContentReusableView class])];
        _collectionView.backgroundColor = [UIColor whiteColor];
        _collectionView.delegate = self;
        _collectionView.dataSource = self;
        _collectionView.emptyDataSetDelegate = self;
        _collectionView.emptyDataSetSource = self;
        _collectionView.mj_header = [MJRefreshNormalHeader headerWithRefreshingBlock:^{
            self.page = 1;
            [self requestGoodData];
        }];
        if (@available(iOS 11.0, *)) {
            _collectionView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;
        } else {
            self.automaticallyAdjustsScrollViewInsets = NO;
        }
        _collectionView.mj_footer = [MJRefreshBackNormalFooter  footerWithRefreshingBlock:^{
            self.page ++;
            [self requestGoodData];
        }];
    }
    return _collectionView;
}

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

- (NSMutableDictionary *)params{
    if (!_params) {
        _params = [NSMutableDictionary dictionaryWithDictionary:@{@"page":@(self.page),@"id":self.mode.Id,@"type":self.mode.type,@"start_price":@"",@"end_price":@"",@"start_tk_rate":@""}];
    }
    return _params;
}

- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath{
    KDPSupplyContentReusableView *reusAbleView;
    if (kind == UICollectionElementKindSectionHeader) {
        reusAbleView = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:NSStringFromClass([KDPSupplyContentReusableView class]) forIndexPath:indexPath];
        reusAbleView.layer.borderColor = [UIColor colorWithHex:0xf4f4f4].CGColor;
        reusAbleView.layer.borderWidth = 0.5;
        WeakSelf(weakSelf);
        __weak KDPSupplyContentReusableView *weakReusAbleView = reusAbleView;
        reusAbleView.changeBlock = ^(BOOL isPrice) {
            KDPScreenViewController *screenVC = [[KDPScreenViewController alloc] initWithPrice:isPrice];
            screenVC.params = weakSelf.params;
            screenVC.resetBlock = ^(BOOL isPrice) {
                if (isPrice == YES) {
                    [weakReusAbleView changeScreeWithStyle:KDPSupplyContentButtonStylePrice Color:[UIColor colorWithHex:0x333333] text:@"价格筛选"];
                    [self.params setValue:@"" forKey:@"start_price"];
                    [self.params setValue:@"" forKey:@"end_price"];
                } else{
                    [weakReusAbleView changeScreeWithStyle:KDPSupplyContentButtonStyleProfit Color:[UIColor colorWithHex:0x333333] text:@"利润筛选"];
                    [self.params setValue:@"" forKey:@"start_tk_rate"];
                }
                [weakSelf.collectionView.mj_header beginRefreshing];
            };
            screenVC.profitBlock = ^(NSString *baseScale) {
                if (!baseScale.length) {
                    [weakReusAbleView changeScreeWithStyle:KDPSupplyContentButtonStyleProfit Color:[UIColor colorWithHex:0x333333] text:[NSString stringWithFormat:@"利润筛选"]];
                    [self.params setValue:@"" forKey:@"start_tk_rate"];
                } else{
                    [weakReusAbleView changeScreeWithStyle:KDPSupplyContentButtonStyleProfit Color:[UIColor baseColor] text:[NSString stringWithFormat:@"佣金%@%%以上",baseScale]];
                    [self.params setValue:baseScale forKey:@"start_tk_rate"];
                }
                [weakSelf.collectionView.mj_header beginRefreshing];
            };
            screenVC.priceBlock = ^(NSString *minPrice, NSString *maxPrice) {
                if (minPrice.length != 0 || maxPrice.length != 0) {
                    if (minPrice.length == 0) {
                        minPrice = @"0";
                    }
                    NSString *price=[NSString stringWithFormat:@"价格%@-%@元",minPrice,maxPrice];
                    if (maxPrice.integerValue == 0 || [maxPrice intValue] <= [minPrice intValue]) {
                        price=[NSString stringWithFormat:@"价格%@元以上",minPrice];
                        maxPrice = @"";
                    }
                    
                    [weakReusAbleView changeScreeWithStyle:KDPSupplyContentButtonStylePrice Color:[UIColor baseColor] text:price];
                } else{
                    [weakReusAbleView changeScreeWithStyle:KDPSupplyContentButtonStylePrice Color:[UIColor colorWithHex:0x333333] text:@"价格筛选"];
                }
                [weakSelf.params setValue:minPrice forKey:@"start_price"];
                [weakSelf.params setValue:maxPrice forKey:@"end_price"];
                [weakSelf.collectionView.mj_header beginRefreshing];
            };
            CWLateralSlideConfiguration *conf = [CWLateralSlideConfiguration configurationWithDistance:0 maskAlpha:0.7 scaleY:1 direction:CWDrawerTransitionFromRight backImage:nil];
            conf.distance=SCREEN_WIDTH/3*2;
            [weakSelf cw_showDrawerViewController:screenVC animationType:0 configuration:conf];
        };
        return reusAbleView;
    }
    return reusAbleView;
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout referenceSizeForHeaderInSection:(NSInteger)section{
    if (section == 0) {
        return CGSizeMake(SCREEN_WIDTH, 33);
    }
    return CGSizeZero;
}

- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView{
    return 1;
}

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

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath{
    KDPRecommendGoodCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([KDPRecommendGoodCell class]) forIndexPath:indexPath];
    cell.model = self.dataSource[indexPath.row];
    return cell;
}


- (UIImage *)imageForEmptyDataSet:(UIScrollView *)scrollView{
    return [UIImage imageNamed:@"no_order"];
}

- (BOOL)emptyDataSetShouldAllowScroll:(UIScrollView *)scrollView{
    return YES;
}

- (CGFloat)spaceHeightForEmptyDataSet:(UIScrollView *)scrollView{
    return 50;
}

- (NSAttributedString *)titleForEmptyDataSet:(UIScrollView *)scrollView{
    return [[NSAttributedString alloc] initWithString:@"还没有记录" attributes:@{NSForegroundColorAttributeName:[UIColor colorWithHex:0x333333],NSFontAttributeName:FONT_SYS(12)}];
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath{
    KDPGoodDetailVC *detailVC = [[KDPGoodDetailVC alloc] init];
    detailVC.model = self.dataSource[indexPath.row];
    [self.navigationController pushViewController:detailVC animated:YES];
}



@end