1v1/MSYOUPAI/NewCode/Module/AccountBalance/View/YMAccountBalanceRechargeItemView.m

//
//  YMAccountBalanceRechargeItemView.m
//  MSYOUPAI
//
//  Created by YoMi on 2024/2/28.
//  Copyright © 2024 MS. All rights reserved.
//

#import "YMAccountBalanceRechargeItemView.h"
#import "YMAccountBalanceViewModel.h"
#import "YMAccountBalanceRechargeItemCell.h"
#import "CHTCollectionViewWaterfallLayout.h"
@interface YMAccountBalanceRechargeItemView ()<UICollectionViewDelegate, UICollectionViewDataSource, UICollectionViewDelegateFlowLayout,CHTCollectionViewDelegateWaterfallLayout>
/// 账户余额VM
@property (nonatomic, strong) YMAccountBalanceViewModel *viewModel;
/// 充值项目提示标签
@property (nonatomic, strong) UILabel *rechargeItemTipsLb;
@property (nonatomic, strong) UIImageView *barnertView;
/// 充值项目排版
@property (nonatomic, strong) CHTCollectionViewWaterfallLayout *rechargeItemLayout;
/// 充值项目容器列表
@property (nonatomic, strong) UICollectionView *rechargeItemCollectionView;
@end

@implementation YMAccountBalanceRechargeItemView

- (void)ym_setupViews{
    self.backgroundColor = UIColor.clearColor;
    [self addSubview:self.barnertView];
    [self addSubview:self.rechargeItemCollectionView];
    [self setNeedsUpdateConstraints];
    [self updateConstraintsIfNeeded];
}

- (void)updateConstraints{
    
//    [self.rechargeItemTipsLb mas_makeConstraints:^(MASConstraintMaker *make) {
//        make.top.equalTo(self).offset(adapt(10));
//        make.left.equalTo(self).offset(adapt(10));
//    }];
    
    [self.barnertView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self).offset(adapt(16));
        make.left.equalTo(self);
        make.right.equalTo(self);
        //make.height.mas_equalTo(adapt(58));
        make.height.mas_equalTo(adapt(0.1));
    }];
    self.barnertView.hidden = YES;
    
    [self.rechargeItemCollectionView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.barnertView.mas_bottom).offset(adapt(16));
        make.left.equalTo(self);
        make.right.equalTo(self);
        make.bottom.equalTo(self).offset(adapt(-10));
    }];
    
    [super updateConstraints];
}

- (void)ym_bindViewModel:(YMAccountBalanceViewModel *)viewModel{
    if (!viewModel) {
        return;
    }
    
    _viewModel = viewModel;
    
    @weakify(self)
    [[self.viewModel.refreshUISubject takeUntil:self.rac_willDeallocSignal] subscribeNext:^(id result) {
        @strongify(self)
        [self.rechargeItemCollectionView reloadData];
        [self.rechargeItemCollectionView layoutIfNeeded];
        //刷新高度
        CGFloat rechargeItemCollectionViewHeight = self.rechargeItemCollectionView.collectionViewLayout.collectionViewContentSize.height;
        [self.rechargeItemCollectionView mas_updateConstraints:^(MASConstraintMaker *make) {
            make.height.mas_equalTo(rechargeItemCollectionViewHeight);
        }];
        
        ///默认选中
        if (self.viewModel.rechargeItemDataArray.count > 0) {
            NSIndexPath *indexPath = [NSIndexPath indexPathForRow:0 inSection:0];
            [self.rechargeItemCollectionView selectItemAtIndexPath:indexPath animated:NO scrollPosition:UICollectionViewScrollPositionNone];
            [self collectionView:self.rechargeItemCollectionView didSelectItemAtIndexPath:indexPath];
        }
    }];
}
#pragma mark - UICollectionViewDataSource
- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView {
    return 1;
}

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

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    YMAccountBalanceRechargeItemCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([YMAccountBalanceRechargeItemCell class]) forIndexPath:indexPath];
    [cell ym_bindViewModel:self.viewModel.rechargeItemDataArray[indexPath.item]];
    return cell;
}


- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath{
    UICollectionReusableView *reusableView = nil;
    reusableView.backgroundColor = [UIColor clearColor];
    return reusableView;
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout referenceSizeForHeaderInSection:(NSInteger)section{
    return CGSizeZero;
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout referenceSizeForFooterInSection:(NSInteger)section{
    return CGSizeZero;
}

#pragma mark - UICollectionViewDelegate
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath{
    [self.viewModel.selectedRechargeItemSubject sendNext:@(indexPath.item)];
}

#pragma mark - CHTCollectionViewDelegateWaterfallLayout
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
    return CGSizeMake(adapt(110), adapt(82));
}

- (UILabel *)rechargeItemTipsLb{
    if (!_rechargeItemTipsLb) {
        _rechargeItemTipsLb = [[UILabel alloc]init];
        _rechargeItemTipsLb.font = LCFont(11);
        _rechargeItemTipsLb.textColor = HexColorFromRGB(0x000000);
        _rechargeItemTipsLb.textAlignment = NSTextAlignmentLeft;
        _rechargeItemTipsLb.text = @"请选择充值金币:";
    }
    return _rechargeItemTipsLb;
}

- (UIImageView *)barnertView{
    if (!_barnertView) {
        _barnertView = [[UIImageView alloc]init];
        _barnertView.image = ImageByName(@"ym_account_barner_bg");
        _barnertView.userInteractionEnabled = true;
        WS(weakSelf)
        UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] init];
        [_barnertView addGestureRecognizer:tap];
        [[[tap rac_gestureSignal] takeUntil:self.rac_willDeallocSignal] subscribeNext:^(id x) {
            [weakSelf.viewModel clickRechargeImageView];
        }];
    }
    return _barnertView;
}

- (CHTCollectionViewWaterfallLayout *)rechargeItemLayout{
    if (!_rechargeItemLayout) {
        _rechargeItemLayout = [[CHTCollectionViewWaterfallLayout alloc] init];
        _rechargeItemLayout.columnCount = 3;
        _rechargeItemLayout.minimumColumnSpacing = adapt(10);
        _rechargeItemLayout.minimumInteritemSpacing = adapt(10);
    }
    return _rechargeItemLayout;
}

- (UICollectionView *)rechargeItemCollectionView{
    if (!_rechargeItemCollectionView) {
        _rechargeItemCollectionView = [[UICollectionView alloc]initWithFrame:CGRectZero collectionViewLayout:self.rechargeItemLayout];
        _rechargeItemCollectionView.delegate = self;
        _rechargeItemCollectionView.dataSource = self;
        _rechargeItemCollectionView.showsVerticalScrollIndicator = NO;
        _rechargeItemCollectionView.showsHorizontalScrollIndicator = NO;
        _rechargeItemCollectionView.backgroundColor = UIColor.clearColor;
        [_rechargeItemCollectionView registerClass:[YMAccountBalanceRechargeItemCell class] forCellWithReuseIdentifier:NSStringFromClass([YMAccountBalanceRechargeItemCell class])];
    }
    return _rechargeItemCollectionView;
}

@end