//
//  FKRecommendlimitBuyCell.m
//  FirstLink
//
//  Created by jack on 15/11/30.
//  Copyright © 2015年 FirstLink. All rights reserved.
//

#import "FKRecoLimitBuyCell.h"

@interface FKLimitBuySingleCell ()


@end

@implementation FKLimitBuySingleCell

- (instancetype)initWithFrame:(CGRect)frame{
    if (self = [super initWithFrame:frame]) {
        [self addAllSubviews];
    }
    return self;
}

- (void)addAllSubviews {
    [self.contentView addSubview:self.imageView];
    [self.imageView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.contentView);
        make.centerX.equalTo(self.contentView);
        make.left.equalTo(self.contentView).offset(6);
        make.right.equalTo(self.contentView).offset(-6);
        make.height.equalTo(self.imageView.mas_width);
    }];
    
    [self.imageView addSubview:self.statusImageView];
    [self.statusImageView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.center.equalTo(self.imageView);
    }];
    
    [self.contentView addSubview:self.priceLabel];
    [self.priceLabel mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.imageView.mas_bottom).offset(4);
        make.left.right.equalTo(self.contentView);
    }];
    
    [self.contentView addSubview:self.buyButton];
    [self.buyButton mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.priceLabel.mas_bottom).offset(8);
        make.centerX.equalTo(self.contentView);
        make.height.mas_equalTo(18);
        make.width.mas_equalTo(65);
    }];
}

#pragma mark - property

- (UIImageView *)imageView {
    if (!_imageView) {
        _imageView = [[UIImageView alloc]init];
        _imageView.userInteractionEnabled = YES;
        _imageView.contentMode = UIViewContentModeScaleAspectFit;
    }
    return _imageView;
}

- (UIImageView *)statusImageView {
    if (!_statusImageView) {
        _statusImageView = [[UIImageView alloc] init];
        _statusImageView.image = [UIImage imageNamed:@"SoldOutIcon"];
        _statusImageView.hidden = YES;
    }
    return _statusImageView;
}

- (UILabel *)priceLabel {
    if (!_priceLabel) {
        _priceLabel = [[UILabel alloc]init];
        _priceLabel.textAlignment = NSTextAlignmentCenter;
    }
    return _priceLabel;
}

- (UIButton *)buyButton {
    if (!_buyButton) {
        _buyButton = [UIButton buttonWithType:UIButtonTypeCustom];
        _buyButton.userInteractionEnabled = NO;
        _buyButton.layer.cornerRadius = 9;
        _buyButton.layer.borderWidth = 1.0/[UIScreen mainScreen].scale;
        _buyButton.layer.borderColor = UIColorFromRGB(0xff6362).CGColor;
        [_buyButton setTitle:@"立即抢购" forState:UIControlStateNormal];
        [_buyButton setTitleColor:UIColorFromRGB(0xff624a) forState:UIControlStateNormal];
        [_buyButton.titleLabel setFont:[UIFont systemFontOfSize:11]];
    }
    return _buyButton;
}

@end


#import "FKRecommendViewModel.h"

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

@property (nonatomic, strong) UICollectionView *collectionView;
@property (nonatomic, weak  ) FKRecAreaItem    *dataSource;

@end

static const NSInteger LIMITELEMENTCOUNT = 3;

@implementation FKRecoLimitBuyCell

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

- (void)fk_configWithViewModel:(FKRecommendViewModel *)viewModel indexPath:(NSIndexPath *)indexPath {
    if ([viewModel isKindOfClass:[FKRecommendViewModel class]]) {
        self.dataSource = viewModel.limitBuyArea;
        [self.collectionView reloadData];
    }
}

#pragma mark - UICollectionViewDataSource

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

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
    return CGSizeMake([FKRecoLimitBuyCell width:self.dataSource.dataArray.count], [FKRecoLimitBuyCell height:self.dataSource.dataArray.count]);
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    FKLimitBuySingleCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([FKLimitBuySingleCell class])
                                                                           forIndexPath:indexPath];
    if (indexPath.row < self.dataSource.dataArray.count) {
        FKLimitBuyItem *item = self.dataSource.dataArray[indexPath.row];
        
        [cell.imageView setImageWithURL:item.photoURL cdnWidth:[FKRecoLimitBuyCell width:self.dataSource.dataArray.count]];
        cell.statusImageView.hidden = [item.salable isEqualToString:@"1"];
        
        NSString *price         = item.price ? [NSString stringWithFormat:@"¥%@ ", [FLStringHelper convertFenToYuan:item.price]] : nil;
        NSString *originalPrice = item.originalPrice ? [NSString stringWithFormat:@"¥%@", [FLStringHelper convertFenToYuan:item.originalPrice]] : nil;
        
        NSAttributedString *attributeString = [FLStringHelper attStringWithText:price
                                                                          color:UIColorFromRGB(0x333333)
                                                                           font:[UIFont boldSystemFontOfSize:12]
                                                                        subText:originalPrice
                                                                       subColor:UIColorFromRGB(0x999999)
                                                                        subFont:[UIFont systemFontOfSize:9]];
        if (attributeString) {
            cell.priceLabel.attributedText = attributeString;
        }
    }
    return cell;
}

- (IBAction)clickLargeImageViewGesture:(UIGestureRecognizer *)gesture {
    if (self.delegate && [self.delegate respondsToSelector:@selector(recommendClickCell:atIndexPath:offset:)]) {
        [self.delegate recommendClickCell:self atIndexPath:self.indexPath offset:gesture.view.tag];
    }
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    if (self.delegate && [self.delegate respondsToSelector:@selector(recommendClickCell:atIndexPath:offset:)]) {
        [self.delegate recommendClickCell:self atIndexPath:self.indexPath offset:indexPath.row];
    }
}

#pragma mark - Action

- (IBAction)clickViewGesture:(UIGestureRecognizer *)gesture {
    if (self.delegate && [self.delegate respondsToSelector:@selector(recommendClickCell:atIndexPath:offset:)]) {
        [self.delegate recommendClickCell:self atIndexPath:self.indexPath offset:gesture.view.tag];
    }
}

#pragma mark - Layout

- (void)addAllSubviews {
    [self.contentView addSubview:self.collectionView];
    [self.collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.equalTo(self.contentView);
    }];
}

+ (CGFloat)width:(CGFloat)itemCount {
    CGFloat count = 3.5;
    if (IS_IPHONE_4 || IS_IPHONE_5) {
        count = 2.7;
    }
    
    if (itemCount <= LIMITELEMENTCOUNT) {
        count = LIMITELEMENTCOUNT;
    }
    return (int)(UISCREENWIDTH/count);
}

+ (CGFloat)height:(CGFloat)itemCount {
    CGFloat width = [FKRecoLimitBuyCell width:itemCount];
    CGFloat height = (width - 6 - 6);
    return (height + 58);
}

#pragma mark - Property

- (UICollectionView *)collectionView {
    if (!_collectionView) {
        UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
        layout.headerReferenceSize = CGSizeZero;
        layout.footerReferenceSize = CGSizeZero;
        layout.minimumInteritemSpacing = 0;
        layout.minimumLineSpacing      = 0;
        layout.scrollDirection         = UICollectionViewScrollDirectionHorizontal;
        
        _collectionView = [[UICollectionView alloc] initWithFrame:CGRectZero collectionViewLayout:layout];
        _collectionView.dataSource  = self;
        _collectionView.delegate    = self;
        _collectionView.backgroundColor                = [UIColor whiteColor];
        _collectionView.alwaysBounceVertical           = NO;
        _collectionView.showsHorizontalScrollIndicator = NO;
        _collectionView.scrollsToTop                   = NO;
        
        [_collectionView registerClass:[FKLimitBuySingleCell class] forCellWithReuseIdentifier:NSStringFromClass([FKLimitBuySingleCell class])];
    }
    return _collectionView;
}

@end