//
//  PBEAddImageView.m
//  IphoneBIMe
//
//  Created by zjf on 2020/12/15.
//  Copyright © 2020 ProBIM. All rights reserved.
//

#import "PBEAddImageView.h"
#import "PBImageCollectionViewCell.h"
static NSString *const cellID = @"cellID";
@interface PBEAddImageView()<UICollectionViewDelegate, UICollectionViewDataSource, SDPhotoBrowserDelegate>
@property (nonatomic, strong) UICollectionView *collectionView;
@property (nonatomic, strong) UIButton *photoBtn;
@property (nonatomic, weak) UIButton *addPhotoBtn;
@end
@implementation PBEAddImageView
- (instancetype)initWithFrame:(CGRect)frame {
    if (self = [super initWithFrame:frame]) {
        [self setupUI];
    }
    return self;
}
- (void)setupUI {
    self.backgroundColor = PBColor(244, 245, 246);
    UIView *bgV = [[UIView alloc] initWithFrame:CGRectMake(0, 10, self.width - 20, 90)];
    bgV.backgroundColor = [UIColor whiteColor];
    [self addSubview:bgV];
    [bgV circleViewWithRadius:6];
    
    self.photoBtn = [[UIButton alloc] init];
    [self.photoBtn setImage:[UIImage imageNamed:@"add_phone"] forState:UIControlStateNormal];
    [self.photoBtn setTitle:@"添加图片" forState:UIControlStateNormal];
    [self.photoBtn setTitleColor:PBColor(97, 111, 125) forState:UIControlStateNormal];
    self.photoBtn.titleLabel.font = [UIFont systemFontOfSize:14];
    [self.photoBtn setImageEdgeInsets:UIEdgeInsetsMake(0, 0, 0, 98)];
    [self.photoBtn setTitleEdgeInsets:UIEdgeInsetsMake(0, 0, 0, 0)];
    [self.photoBtn addTarget:self action:@selector(uploadPhoto) forControlEvents:UIControlEventTouchUpInside];
    [self addSubview:self.photoBtn];
    [self.photoBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self).offset(43);
        make.centerX.equalTo(self);
        make.size.mas_equalTo(CGSizeMake(122, 24));
    }];
    [self addSubview:self.collectionView];
    [self.collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.left.equalTo(bgV).offset(10);
        make.bottom.right.equalTo(bgV).offset(-10);
    }];
    self.collectionView.hidden = YES;
    UIButton *addPhotoBtn = [UIButton z_bgImageButton:[UIImage imageNamed:@"image_camera"]];
    [addPhotoBtn addTarget:self action:@selector(uploadPhoto) forControlEvents:UIControlEventTouchUpInside];
    [self addSubview:addPhotoBtn];
    [addPhotoBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.right.bottom.equalTo(bgV);
        make.width.equalTo(@90);
    }];
    self.addPhotoBtn = addPhotoBtn;
    self.addPhotoBtn.hidden = YES;
}
- (void)uploadPhoto {
    if (self.ChooseImageBlock) {
        self.ChooseImageBlock();
    }
}

- (UICollectionView *)collectionView {
    if (!_collectionView) {
        UICollectionViewFlowLayout *layout = [UICollectionViewFlowLayout.alloc init];
        layout.itemSize = CGSizeMake(70, 70);
        layout.minimumLineSpacing = 10;
        layout.minimumInteritemSpacing = 0;
        layout.scrollDirection = UICollectionViewScrollDirectionHorizontal;
        _collectionView = [UICollectionView.alloc initWithFrame:CGRectZero collectionViewLayout:layout];
        [_collectionView registerClass:[PBImageCollectionViewCell class] forCellWithReuseIdentifier:cellID];
        _collectionView.delegate = self;
        _collectionView.dataSource = self;
//        _collectionView.pagingEnabled = YES;
//        _collectionView.bounces = NO;
        _collectionView.showsHorizontalScrollIndicator = NO;
        _collectionView.backgroundColor = [UIColor whiteColor];
        _collectionView.contentInset = UIEdgeInsetsMake(0, 0, 0, 100);
    }
    return _collectionView;
}
#pragma mark - UICollectionViewDataSource
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    if (self.isAddExamine) {
        return self.imageArr.count;
    }else {
        return self.detailsImageArr.count;
    }
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    PBImageCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:cellID forIndexPath:indexPath];
    cell.image = self.imageArr[indexPath.row];
    [cell circleViewWithRadius:6];
    if (self.isAddExamine) {
        cell.roleType = CREATOR;//PARTICIPANT
        cell.DeleteImageBlock = ^{
            if (self.DeleteImageBlock) {
                NSInteger index = indexPath.row;
                self.DeleteImageBlock(index);
            }
        };
    }else {
        NSDictionary *RelationDoc = self.detailsImageArr[indexPath.row];
        NSString *url = [NSString stringWithFormat:@"%@%@",BaseUrl,[RelationDoc valueForKey:@"bf_path"]];
        cell.imageUrl = url;
        cell.roleType = PARTICIPANT;
    }
    return cell;
}
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    SDPhotoBrowser *photoBrowser = [SDPhotoBrowser new];
    photoBrowser.delegate = self;
    photoBrowser.currentImageIndex = indexPath.item;
    if (self.isAddExamine) {
        photoBrowser.imageCount = self.imageArr.count;
    }else {
        photoBrowser.imageCount = self.detailsImageArr.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]];
    if (self.isAddExamine) {
        return cell.imageV.image;
    }else {
        NSData *data = [NSData dataWithContentsOfURL:[NSURL URLWithString:cell.imageUrl]];
        UIImage *image = [UIImage imageWithData:data];;
        return image;
    }
}
- (void)setImageArr:(NSMutableArray *)imageArr {
    _imageArr = imageArr;
    if (_imageArr.count > 0){
        self.addPhotoBtn.hidden = NO;
        self.collectionView.hidden = NO;
        [self.collectionView reloadData];
    }else {
        self.collectionView.hidden = YES;
        self.addPhotoBtn.hidden = YES;
    }

}
-(void)setDetailsImageArr:(NSArray *)detailsImageArr {
    _detailsImageArr = detailsImageArr;
    self.collectionView.hidden = NO;
    self.addPhotoBtn.hidden = YES;
    [self.collectionView reloadData];
}
- (void)setIsAddExamine:(BOOL)isAddExamine {
    _isAddExamine = isAddExamine;
}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code
}
*/

@end