1v1/MSYOUPAI/Class/YQHome/YOUPAILZHomeTagLabelView.m

//
//  YOUPAILZHomeTagLabelView.m
//  VQU
//
//  Created by 肖浩然的mac on 2021/8/16.
//  Copyright © 2021 leo. All rights reserved.
//

#import "YOUPAILZHomeTagLabelView.h"
#import "UICollectionViewLeftAlignedLayout.h"
#import "YOUPAILZHomeTagLabelCell.h"
#import "YOUPAILZlaber_listModel.h"
@interface YOUPAILZHomeTagLabelView()<UICollectionViewDelegate , UICollectionViewDataSource,UICollectionViewDelegateFlowLayout>
@property(nonatomic,strong)NSArray* youpaiplabelArray;
@property(nonatomic,strong)NSString* youpaiptype;
@property(nonatomic,strong)UICollectionView *youpaipcollectionView;
@end

@implementation YOUPAILZHomeTagLabelView
- (instancetype)initWithFrame:(CGRect)frame LabelArr:(NSArray*)labelarr{
    if (self = [super initWithFrame:frame]){
        [self youpaifsetSubView];
        _youpaiplabelArray = labelarr;
    }
    return self;
    
}
-(void)setYoupaiplabArr:(NSArray *)labArr{
    
    _youpaiplabArr = labArr;
    self.youpaiplabelArray = labArr;
    [self.youpaipcollectionView reloadData];
}
-(void)youpaifsetSubView{
  
    UICollectionViewLeftAlignedLayout *layout = [[UICollectionViewLeftAlignedLayout alloc] init];
    
    
    UICollectionView *collectionView = [[UICollectionView alloc] initWithFrame:CGRectZero collectionViewLayout:layout];
    [self addSubview:collectionView];
    self.youpaipcollectionView = collectionView;
    [collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.mas_equalTo(0);
    }];
    collectionView.backgroundColor = [UIColor clearColor];
    collectionView.delegate = self;
    collectionView.dataSource = self;
    collectionView.showsVerticalScrollIndicator = NO;
    //注册
    [collectionView registerClass:[YOUPAILZHomeTagLabelCell class] forCellWithReuseIdentifier:@"YOUPAILZHomeTagLabelCell"];
    
    
}

#pragma mark - <UICollectionViewDataSource>
- (NSInteger) numberOfSectionsInCollectionView:(UICollectionView *)collectionView {
    return 1;
    
}
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    return _youpaiplabelArray.count;
}
- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    YOUPAILZHomeTagLabelCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"YOUPAILZHomeTagLabelCell" forIndexPath:indexPath];
    YOUPAILZlaber_listModel *model = _youpaiplabelArray[indexPath.row];
    
    [cell youpaifreloadWithModel:model];
    return cell;
}
- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath {
    UICollectionReusableView *reusableview = nil;
    return reusableview;
}
//这里我为了直观的看出每组的CGSize设置用if 后续我会用简洁的三元表示
#pragma mark - item宽高
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
    YOUPAILZlaber_listModel *model = _youpaiplabelArray[indexPath.row];
    NSString *str = [NSString stringWithFormat:@"%@%ld",model.youpaipname,model.youpaipnum];
    CGRect rect = [str boundingRectWithSize:CGSizeMake(KScreenWidth,15) options:NSStringDrawingUsesLineFragmentOrigin attributes:@{NSFontAttributeName :LCFont(10)} context:nil];
         return CGSizeMake(rect.size.width+15 ,15);
}
#pragma mark - head宽高
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout referenceSizeForHeaderInSection:(NSInteger)section {
    return CGSizeZero;
    
}
#pragma mark - foot宽高
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout referenceSizeForFooterInSection:(NSInteger)section {
    return CGSizeZero;
}
#pragma mark - <UICollectionViewDelegateFlowLayout>
#pragma mark - X间距
- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout minimumInteritemSpacingForSectionAtIndex:(NSInteger)section {
     return 3.0;
}
#pragma mark - Y间距
- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section {
    return 10.0;
}
//设置段落的内边距
- (UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout insetForSectionAtIndex:(NSInteger)section
{
  return UIEdgeInsetsMake(0,3,0,0);//UIEdgeInsetsMake(CGFloat top, CGFloat left, CGFloat bottom, CGFloat right)
}

@end