ShengQianProject/YouHuiProject/YouHui/GoodDetailVi.../View/2.2.0/DRModuleView.m

//
//  DRModuleView.m
//  YouHuiProject
//
//  Created by 小花 on 2018/7/4.
//  Copyright © 2018年 kuxuan. All rights reserved.
//

#import "DRModuleView.h"
#import "DRModuleCollectionCell.h"

static NSString *ldModuleCollectionCell = @"ldModuleCollectionCell";

@interface DRModuleView()<UICollectionViewDelegate, UICollectionViewDataSource,UICollectionViewDelegateFlowLayout>{
    NSArray *_dataArr;
}
@property (nonatomic, strong) UICollectionView *collectionView;
@end

@implementation DRModuleView


- (void)setRecommonData:(NSArray *)dataArr {
    _dataArr = dataArr.mutableCopy;
    [self.collectionView reloadData];
}

- (instancetype)initWithFrame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        self.layer.masksToBounds = YES;
        [self initSubView];
    }
    return self;
}

- (void)initSubView {
    UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc]init];
    self.collectionView = [[UICollectionView alloc]initWithFrame:CGRectMake(0, 0, self.width, self.height) collectionViewLayout:flowLayout];
    flowLayout.minimumLineSpacing = 5;
    flowLayout.minimumInteritemSpacing = 10;
    flowLayout.scrollDirection = UICollectionViewScrollDirectionHorizontal;
    self.collectionView.backgroundColor = [UIColor whiteColor];
    [self.collectionView registerClass:[DRModuleCollectionCell class] forCellWithReuseIdentifier:ldModuleCollectionCell];
    self.collectionView.delegate = self;
    self.collectionView.dataSource = self;
    self.collectionView.showsHorizontalScrollIndicator = NO;
    [self addSubview:self.collectionView];
}

#pragma mark ---- UICollectionView Delegate ------

-(CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
    return CGSizeMake((SCREEN_WIDTH-30)/3, self.collectionView.height);
}

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

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

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

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

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    DRChildGoodModel *model = _dataArr[indexPath.row];
    DRModuleCollectionCell *cell = [self.collectionView dequeueReusableCellWithReuseIdentifier:ldModuleCollectionCell forIndexPath:indexPath];
    cell.model = model;
    return cell;
}

- (UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout insetForSectionAtIndex:(NSInteger)section {
    
    return UIEdgeInsetsMake(0, 10, 0, 0);
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    DRChildGoodModel *model = _dataArr[indexPath.row];
    if (self.didSelectedGood) {
        self.didSelectedGood(model);
    }
}



@end