//
//  GIGaFeedPhontosViewCell.m
//  GIGA
//
//  Created by lianxiang on 2018/9/22.
//  Copyright © 2018年 com.giga.ios. All rights reserved.
//

#import "GIGaFeedPhontosViewCell.h"
#import "GIGaFeedImagsCollectionCell.h"
#import "GiGaFeedImagsActionCell.h"
#import "SJPhotoPickerManager.h"
#import "SJPhotoPicker.h"
#import "GIGaUserFileHelper.h"

@interface GIGaFeedPhontosViewCell()<UICollectionViewDataSource, UICollectionViewDelegate, UICollectionViewDelegateFlowLayout>


@end

@implementation GIGaFeedPhontosViewCell

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

- (instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{

    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
    if (self) {
        self.selectionStyle = UITableViewCellSelectionStyleNone;
        _images = [NSMutableArray new];
        
        [self creatUI];
        
    }
    return self;
}
- (NSMutableArray *)imageNames{
    if (!_imageNames) {
        _imageNames = [NSMutableArray new];
    }
    return _imageNames;
}
-(void)creatUI{
    
    UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc] init];
    flowLayout.minimumLineSpacing = 1;
    flowLayout.minimumInteritemSpacing = .1;
    
    CGFloat width = (KMainW-15*2 - 22*2)/3;
    flowLayout.itemSize = CGSizeMake(width,width);
    //展示两行
    //CGFloat HCELL= (itemH*1+1)*2;
    
    _collectionView=[[UICollectionView alloc]initWithFrame:CGRectMake(0,0,KMainW, 218) collectionViewLayout:flowLayout];
    
    _collectionView.delegate=self;
    _collectionView.dataSource=self;
    _collectionView.bounces=NO;
    _collectionView.scrollEnabled=NO;
    _collectionView.showsVerticalScrollIndicator=NO;
    _collectionView.backgroundColor = GIGA_MAIN_BGCOLOR;
    [self addSubview:_collectionView];
    [_collectionView registerNib:[UINib nibWithNibName:@"GiGaFeedImagsActionCell" bundle:nil] forCellWithReuseIdentifier:@"GiGaFeedImagsActionCell"];
     [_collectionView registerNib:[UINib nibWithNibName:@"GIGaFeedImagsCollectionCell" bundle:nil] forCellWithReuseIdentifier:@"GIGaFeedImagsCollectionCell"];
    
}

#pragma mark <UICollectionViewDataSource>

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

- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    
    return 1 + self.images.count;
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    if (indexPath.row == self.images.count) {
        GiGaFeedImagsActionCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"GiGaFeedImagsActionCell" forIndexPath:indexPath];
        if (!cell) {
            cell = [[[NSBundle mainBundle] loadNibNamed:@"GiGaFeedImagsActionCell" owner:self options:nil] lastObject];
        }
        [cell.imageAdd addTarget:self action:@selector(addBtnAction:) forControlEvents:UIControlEventTouchUpInside];
        return cell;
    }
    
    GIGaFeedImagsCollectionCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"GIGaFeedImagsCollectionCell" forIndexPath:indexPath];
    if (!cell) {
        cell = [[[NSBundle mainBundle] loadNibNamed:@"GIGaFeedImagsCollectionCell" owner:self options:nil] lastObject];
    }
    
    cell.delecBtn.tag = indexPath.row;
    [cell.delecBtn addTarget:self action:@selector(delecBtnAction:) forControlEvents:UIControlEventTouchUpInside];
    //PHImageManagerMaximumSize
    [self.imageNames removeAllObjects];
    [[SJPhotoPickerManager shareSJPhotoPickerManager] requestImageForPHAsset:self.images[indexPath.row] targetSize:CGSizeMake(200, 200) imageResult:^(UIImage *image) {
        cell.uploadImageView.image = image;
        if (image) {
            cell.holdImageView.hidden = YES;
        }else{
            cell.holdImageView.hidden = NO;
        }
        cell.holdView.backgroundColor = [UIColor clearColor];
        NSString *name = [NSString stringWithFormat:@"gigafeed_index%ld",(long)indexPath.row];
        [GIGaUserFileHelper saveUserFeedbackImag:name image:image];
        if ([self.imageNames  containsObject: name]) {
            [self.imageNames removeObject:name];
        }
        [self.imageNames addObject:name];
        
    }];
    
    return cell;
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
{
    
    CGFloat width = (KMainW-15*2 - 22*2)/3;
    CGSize itemSize = CGSizeMake(width,width);
    return itemSize;
    
}

//距离上下左右的间距
-(UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section
{
    
    
    return UIEdgeInsetsMake(0,15,0, 15);
    
}

-(CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout minimumInteritemSpacingForSectionAtIndex:(NSInteger)section
{
    //设置最小的列间
    return 22.0f;
    
}

-(CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section
{
    //设置最小的行间距
    
    return 10.0f;
    
}

-(void)delecBtnAction:(UIButton *)btn{
    GILog(@"删除");
    NSUInteger index = btn.tag;
    [self.images removeObjectAtIndex:index];
    [GIGaUserFileHelper delectAllfeedimages];
    [self.imageNames removeAllObjects];
    [self.collectionView reloadData];
    
}


-(void)addBtnAction:(UIButton*)btn{
    
    if (self.pickerBalock){
        self.pickerBalock();
    }

}

- (void)photoPikerComplete:(GiGaPhotoPickerBlock)pikerComplete{
    
    if (self.pickerBalock) {
        self.pickerBalock = pikerComplete;
    }
}

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

    // Configure the view for the selected state
}

@end