//
//  PBImageTableViewCell.m
//  IphoneBIMe
//
//  Created by zjf on 2019/1/10.
//  Copyright © 2019 ProBIM. All rights reserved.
//

#import "PBIssueImageTableViewCell.h"
#import "PBImageCollectionViewCell.h"

static NSString *const ImageCellID = @"ImageCellID";
@interface PBIssueImageTableViewCell ()<UICollectionViewDelegate, UICollectionViewDataSource, SDPhotoBrowserDelegate>
@property (nonatomic, strong) UICollectionView *collectionView;
@end
@implementation PBIssueImageTableViewCell

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

- (void)setupUI {
    self.contentView.backgroundColor = [UIColor yellowColor];
    UILabel *titleL = [UILabel z_labelWithText:@"关联图片（选填）" Color:TitleColor isBold:NO Font:TitleFontSize];
    [self.contentView addSubview:titleL];
    [titleL mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.contentView).offset(13);
        make.left.equalTo(self.contentView).offset(16);
        make.height.equalTo(@22);
        make.width.equalTo(@129);
    }];
    
    UIButton *selectBtn = [UIButton z_textButton:@"请选择" fontSize:MarkedFontSize normalColor:PromptColor];
    [selectBtn addTarget:self action:@selector(chooseImageAction:) forControlEvents:UIControlEventTouchUpInside];
    [self.contentView addSubview:selectBtn];
    [selectBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.equalTo(self.contentView).offset(-16);
        make.centerY.equalTo(titleL);
    }];
    
    UIView *lineV = [[UIView alloc] init];
    [self.contentView addSubview:lineV];
    [lineV mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(titleL.mas_bottom).offset(16);
        make.left.equalTo(self.contentView).offset(20);
        make.right.equalTo(self.contentView).offset(-20);
        make.height.equalTo(@1);
    }];

    UICollectionViewFlowLayout *layout = [UICollectionViewFlowLayout.alloc init];
    layout.itemSize = CGSizeMake(80, 80);
    layout.minimumLineSpacing = 10;
    layout.scrollDirection = UICollectionViewScrollDirectionVertical;
    self.collectionView = [UICollectionView.alloc initWithFrame:CGRectZero collectionViewLayout:layout];
    [self.collectionView registerClass:[PBImageCollectionViewCell class] forCellWithReuseIdentifier:ImageCellID];
    self.collectionView.delegate = self;
    self.collectionView.dataSource = self;
    self.collectionView.bounces = NO;
    self.collectionView.showsHorizontalScrollIndicator = NO;
    self.collectionView.backgroundColor = [UIColor whiteColor];
    [self.contentView addSubview:self.collectionView];
    [self.collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(lineV.mas_bottom).offset(16);
        make.left.equalTo(self.contentView).offset(33);
        make.right.equalTo(self.contentView).offset(-32);
        make.height.equalTo(@80);
        make.bottom.equalTo(self.contentView).offset(-26);
    }];
    
}
- (void)chooseImageAction:(UIButton *)button {
    if (self.ChooseImageBlock) {
        self.ChooseImageBlock();
    }
}

#pragma mark - UICollectionViewDataSource
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
//    return self.imageArr.count + 1;
    return 0;
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    PBImageCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:ImageCellID forIndexPath:indexPath];
        cell.image = self.imageArr[indexPath.row];
    cell.DeleteImageBlock = ^{
        [self.imageArr removeObjectAtIndex:indexPath.row];
        [self.collectionView reloadData];
    };
    return cell;
}


#pragma mark - UICollectionViewDelegate
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
        SDPhotoBrowser *photoBrowser = [SDPhotoBrowser new];
        photoBrowser.delegate = self;
        photoBrowser.currentImageIndex = indexPath.item;
        photoBrowser.imageCount = self.imageArr.count;
        photoBrowser.sourceImagesContainerView = self.collectionView;
        
        [photoBrowser show];
}


#pragma mark  SDPhotoBrowserDelegate

// 返回临时占位图片（即原来的小图）
- (UIImage *)photoBrowser:(SDPhotoBrowser *)browser placeholderImageForIndex:(NSInteger)index
{
    // 不建议用此种方式获取小图，这里只是为了简单实现展示而已
    PBImageCollectionViewCell *cell = (PBImageCollectionViewCell *)[self collectionView:self.collectionView cellForItemAtIndexPath:[NSIndexPath indexPathForItem:index inSection:0]];
    
    return cell.image;
    
}

- (void)setImageArr:(NSMutableArray *)imageArr {
    _imageArr = imageArr;
    [self.collectionView reloadData];
}
- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
    [super setSelected:selected animated:animated];

    // Configure the view for the selected state
}

@end