//
//  YMHomeChildController.m
//  MSYOUPAI
//
//  Created by You on 2024/4/18.
//  Copyright © 2024 MS. All rights reserved.
//

#import "YMHomeChildController.h"
#import "YMHomePageListViewModel.h"
#import "YMChatNotificationViewModel.h"
#import "CHTCollectionViewWaterfallLayout.h"
#import "YMHomeChildCollectCell.h"

@interface YMHomeChildController ()<UICollectionViewDelegate, UICollectionViewDataSource, UICollectionViewDelegateFlowLayout,CHTCollectionViewDelegateWaterfallLayout>

/// 列表VM
@property (nonatomic, strong) YMHomePageListViewModel *viewModel;
/// 内容排版
@property (nonatomic, strong) CHTCollectionViewWaterfallLayout *contentLayout;
/// 容器列表
@property (nonatomic, strong) UICollectionView *contentCollectionView;

@end

@implementation YMHomeChildController
@dynamic viewModel;

- (void)viewDidLoad {
    [super viewDidLoad];
    [self setNavHidden:YES];
    [OCNotificationCenter addObserver:self selector:@selector(refreshHomeData:) name:REFRESH_HOME_NOTIFICATION object:nil];
    
    self.viewModel.jxCategoryPageIndex = self.jxCategoryPageIndex;
    
    YMEmptyView *empty = [YMEmptyView emptyActionViewWithImage:ImageByName(@"ym_common_no_data_icon") titleStr:@"开启“个性化推荐”后可启用推荐列表" detailStr:@"" btnTitleStr:@"立即开启" btnClickBlock:^{
        YMChatNotificationViewModel *chatNotificationVM = [[YMChatNotificationViewModel alloc]initWithParams:@{}];
        [YMRouter openURL:stringFormat(@"%@%@", YM_ROUTER_URL_PREFIX, YM_ROUTER_CHAT_NOTIFICATION) withUserInfo:@{
            RouterViewModel:chatNotificationVM
        } completion:nil];
    }];
    empty.contentViewOffset = adapt(-80);
    empty.imageSize = kEmptyViewSize;
    empty.titleLabFont = LCFont(13);
    empty.titleLabTextColor = HexColorFromRGB(0x9b9b9b);
    empty.actionBtnCornerRadius = adapt(10);
    empty.actionBtnTitleColor = HexColorFromRGB(0xFFFFFF);
    empty.actionBtnBackGroundColor = HexColorFromRGB(0xfd7bc5);
    self.view.ym_emptyView = empty;
    self.view.ym_emptyView.autoShowEmptyView = NO;
}

- (void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    [self homePageIsHidePersonalizedRecommendationTips];
}

- (void)ym_setupViews {
    
    [self.view addSubview:self.contentCollectionView];
    [self.view setNeedsUpdateConstraints];
    [self.view updateConstraintsIfNeeded];
}

- (void)updateViewConstraints {
    
    [self.contentCollectionView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.left.right.bottom.equalTo(self.view);
    }];
    [super updateViewConstraints];
}

- (void)ym_bindViewModel {
    
    [self headerRefreshing];
    
    @weakify(self)
    [[self.viewModel.refreshUISubject takeUntil:self.rac_willDeallocSignal] subscribeNext:^(id result) {
        @strongify(self)
        [self.contentCollectionView reloadData];
        switch ([result intValue]) {
            case YMHeaderRefresh_HasMoreData:
            case YMHeaderRefresh_HasNoMoreData:
            {
                [self.contentCollectionView.mj_header endRefreshing];
                [self.contentCollectionView.mj_footer endRefreshing];
        
            }
                break;
            case YMFooterRefresh_HasMoreData:
            {
                [self.contentCollectionView.mj_header endRefreshing];
                [self.contentCollectionView.mj_footer endRefreshing];
                if (self.contentCollectionView.mj_footer == self.noLoadMoreFooter) {
                    self.contentCollectionView.mj_footer = self.loadMoreFooter;
                }
            }
                break;
            case YMFooterRefresh_HasNoMoreData:
            {
                [self.contentCollectionView.mj_header endRefreshing];
                [self.contentCollectionView.mj_footer endRefreshing];
                if (self.contentCollectionView.mj_footer == self.loadMoreFooter) {
                    self.contentCollectionView.mj_footer = self.noLoadMoreFooter;
                }
            }
                break;
            case YMRefreshError: {
                [self.contentCollectionView.mj_header endRefreshing];
                [self.contentCollectionView.mj_footer endRefreshing];
            }
                break;
            default:
                break;
        }
        [self.contentCollectionView ym_endLoading];
    }];
    
}

#pragma mark - UICollectionViewDataSource
- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView {
    return 1;
}

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

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    YMHomeChildCollectCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([YMHomeChildCollectCell class]) forIndexPath:indexPath];
    YMHomePageListCellViewModel *cellVM = self.viewModel.listDataArray[indexPath.item];
    cellVM.jxCategoryPageIndex = self.jxCategoryPageIndex;
    [cellVM updateWithPageIndex];
    @weakify(self)
    cellVM.changeAccostStatusBlock = ^{
        @strongify(self)
        [UIView performWithoutAnimation:^{
            [self.contentCollectionView reloadItemsAtIndexPaths:@[indexPath]];
        }];
    };
    [cell ym_bindViewModel:cellVM];
    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{
    if (self.viewModel.listDataArray[indexPath.item].userId != 0) {
        [self.viewModel.gotoPersonalPageSubject sendNext:@(self.viewModel.listDataArray[indexPath.item].userId)];
    }
    
}

#pragma mark - CHTCollectionViewDelegateWaterfallLayout
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
    return CGSizeMake(adapt(340), adapt(90));
}

///首页是否隐藏个性化推荐提示
- (void)homePageIsHidePersonalizedRecommendationTips{
    if ([[OCUserDefaults objectForKey:kIS_HIDE_PERSONALIZED_RECOMMENDATION_TIPS] boolValue]) {
        self.contentCollectionView.hidden = NO;
        [self.view ym_hideEmptyView];
    } else {
        self.contentCollectionView.hidden = YES;
        [self.view ym_showEmptyView];
    }
}

- (void)refreshHomeData:(NSNotification *)notice{
    [self headerRefreshing];
}

- (void)headerRefreshing{
    [self.contentCollectionView ym_startLoading];
    self.viewModel.currentPage = 1;
    [self.viewModel getHomePageListData];
}

- (void)footerRefreshing{
    [self.contentCollectionView ym_startLoading];
    self.viewModel.currentPage++;
    [self.viewModel getHomePageListData];
}

- (CHTCollectionViewWaterfallLayout *)contentLayout{
    if (!_contentLayout) {
        _contentLayout = [[CHTCollectionViewWaterfallLayout alloc] init];
        _contentLayout.columnCount = 1;
        _contentLayout.sectionInset = UIEdgeInsetsMake(adapt(5), adapt(15), 0, adapt(15));
    }
    return _contentLayout;
}

- (UICollectionView *)contentCollectionView{
    if (!_contentCollectionView) {
        _contentCollectionView = [[UICollectionView alloc]initWithFrame:CGRectZero collectionViewLayout:self.contentLayout];
        _contentCollectionView.delegate = self;
        _contentCollectionView.dataSource = self;
        _contentCollectionView.showsVerticalScrollIndicator = NO;
        _contentCollectionView.showsHorizontalScrollIndicator = NO;
        _contentCollectionView.backgroundColor = UIColor.whiteColor;
        [_contentCollectionView registerClass:[YMHomeChildCollectCell class] forCellWithReuseIdentifier:NSStringFromClass([YMHomeChildCollectCell class])];
        _contentCollectionView.mj_footer = self.noLoadMoreFooter;
        _contentCollectionView.mj_header = self.refreshHeader;
        YMEmptyView *empty = [YMEmptyView emptyViewWithImageStr:@"ym_common_no_data_icon" titleStr:@"暂无数据" detailStr:@""];
        empty.imageSize = kEmptyViewSize;
        _contentCollectionView.ym_emptyView = empty;
        _contentCollectionView.ym_emptyView.autoShowEmptyView = NO;
    }
    return _contentCollectionView;
}

#pragma mark - JXCategoryListContentViewDelegate

- (UIView *)listView {
    return self.view;
}


@end