//
//  IfishAiLiShopGoodsViewCell.m
//  Ifish
//
//  Created by imac on 17/4/11.
//  Copyright © 2017年 lianlian. All rights reserved.
//

#import "IfishAiLiShopGoodsViewCell.h"
#import "IfishBCShopItemCell.h"
#import "IfishGoodsData.h"
static NSString * const cellIdenti = @"IfishBCShopItemCell";
@implementation IfishAiLiShopGoodsViewCell

-(instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
    self=[super initWithStyle:style reuseIdentifier:reuseIdentifier];
    
    if (self) {
        
        
        [self creatCollection];
        
    }
    
    return self;
}

-(void)creatCollection{
    
    UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc] init];
    flowLayout.minimumLineSpacing = 1;
    flowLayout.minimumInteritemSpacing = .1;
    
    CGFloat width = (kScreenSize.width-1)/2;
    CGFloat itemH = width *1.38;
    flowLayout.itemSize = CGSizeMake(width,itemH);
    //展示两行
    CGFloat HCELL= (itemH*1+1)*2;
    
    _collectionView=[[UICollectionView alloc]initWithFrame:CGRectMake(0,0,kScreenSize.width, HCELL) collectionViewLayout:flowLayout];
    
    _collectionView.delegate=self;
    _collectionView.dataSource=self;
    _collectionView.bounces=NO;
    _collectionView.scrollEnabled=NO;
    _collectionView.showsVerticalScrollIndicator=NO;
    _collectionView.backgroundColor = RGB(242, 242, 242);
    [self addSubview:_collectionView];

    [self.collectionView registerClass:[IfishBCShopItemCell class] forCellWithReuseIdentifier:cellIdenti];
    UINib *cellNib=[UINib nibWithNibName:@"IfishBCShopItemCell" bundle:nil];
    [self.collectionView registerNib:cellNib forCellWithReuseIdentifier:cellIdenti];

}

-(void)refreshCollellction{
    
    CGFloat width = (kScreenSize.width-1)/2;
    CGFloat itemH = width *1.38;
    if (_goodsdataArr.count>4) {
        
        int total = (int)[_goodsdataArr count];
        int rowCount =total%2==0?total/2:total/2+1;
        
        CGFloat HCELL= (itemH*1+1)*rowCount;
        
        _collectionView.frame = CGRectMake(0,0,kScreenSize.width, HCELL);
    }
    
}


#pragma mark <UICollectionViewDataSource>

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

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

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    IfishBCShopItemCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:cellIdenti forIndexPath:indexPath];
    IfishGoodsData *data = _goodsdataArr[indexPath.row];;
    [cell loadCellData:data];
    return cell;
}

- (void)awakeFromNib {
    [super awakeFromNib];
    // Initialization code
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
{
    
    CGFloat width = (kScreenSize.width-1)/2;
    CGFloat itemH = width *1.38;
    CGSize itemSize = CGSizeMake(width,itemH);
    return itemSize;
    
}

//距离上下左右的间距
-(UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section
{
    
    
    return UIEdgeInsetsMake(0,0,0, 0);

}

-(CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout minimumInteritemSpacingForSectionAtIndex:(NSInteger)section
{
    //设置最小的列间距
    
    return 1.0f;
    
}

-(CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section
{
    //设置最小的行间距
    
    return 1.0f;
   
}

-(void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath{
    
    if (_goodsdataArr.count==0) {
        return;
    }
    if (self.delegate) {
        IfishGoodsData *data = _goodsdataArr[indexPath.row];
        [self.delegate tapTtemListAt:data.goodsLink];
    }
    
}

- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
    [super setSelected:selected animated:animated];

    // Configure the view for the selected state
}

@end