//
//  RQVideoDetailViewController.m
//  SDJK
//
//  Created by 张嵘 on 2021/10/25.
//  视频详情页面

#import "RQVideoDetailViewController.h"

@interface RQVideoDetailViewController () <JXCategoryViewDelegate, JXPagerViewDelegate, JXPagerMainTableViewGestureDelegate>
/// viewModel
@property (nonatomic, readonly, strong) RQVideoDetailViewModel *viewModel;
@property (nonatomic, readwrite, strong) JXPagerView *pagerView;
@property (nonatomic, readwrite, strong) JXCategoryTitleBackgroundView *categoryView;
@property (nonatomic, readwrite, strong) UIView *headerView;

@property (nonatomic, readwrite, strong) NSArray <NSString *> *titles;
@property (nonatomic, readwrite, strong) NSArray <NSString *> *imagesArr;


@property (nonatomic, readonly, assign) float cycleScrollViewHeight;
@property (nonatomic, readonly, assign) float cellWeight;


@end

@implementation RQVideoDetailViewController
@dynamic viewModel;

#pragma mark - SystemMethod
- (void)viewDidLoad {
    [super viewDidLoad];
    /// 初始化
    [self rq_setup];
}

- (void)viewDidLayoutSubviews {
    [super viewDidLayoutSubviews];
    self.pagerView.frame = CGRectMake(0, RQ_APPLICATION_STATUS_BAR_HEIGHT, RQ_SCREEN_WIDTH, RQ_SCREEN_HEIGHT - RQ_APPLICATION_STATUS_BAR_HEIGHT - RQ_APPLICATION_SAFEAREA_BOTTOM_HEIGHT);
}

- (void)dealloc {
    [RQ_Video_Module.playerController stop];
}

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    RQ_Video_Module.playerController.viewControllerDisappear = NO;
}

- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
    RQ_Video_Module.playerController.viewControllerDisappear = YES;
}


#pragma mark - PrivateMethods
/// 初始化
- (void)rq_setup {
    @weakify(self)
    /// 播放
    [[[[RQNotificationCenter rac_addObserverForName:RQPlayVideoUrlNotification object:nil] takeUntil:self.rac_willDeallocSignal] deliverOnMainThread] subscribeNext:^(NSNotification * note) {
        @strongify(self)
        VideosItem *videosItem = note.object[RQPlayVideoItemKey];
        NSArray *videoItemArr = note.object[RQPlayVideoItemArrKey];
        RQVideoDetailSubPageViewController *videoDetailSubPageViewController = (RQVideoDetailSubPageViewController *)self.pagerView.listContainerView.validListDict[@(self.pagerView.listContainerView.currentIndex)];
        [RQ_Video_Module playVideoWithVideosItem:videosItem videosItemArr:videoItemArr playView:self.headerView scrollView:videoDetailSubPageViewController.tableView];
    }];
    
    NSMutableArray *typeNameStrArr = @[].mutableCopy;
    __block NSArray *typeNameArr = @[];
    
    if (self.viewModel.treeListModel) {
        [[self.viewModel.treeListModel.children.rac_sequence.signal deliverOnMainThread] subscribeNext:^(ChildrenItem *childrenItem) {
            @strongify(self)
            if (childrenItem.videos.count > 0) {
                [typeNameStrArr addObject:[self lineFeedWithStr:childrenItem.typeName]];
            } else {
                if (childrenItem.children.count > 0) {
                    typeNameArr = [childrenItem.children.rac_sequence map:^id _Nullable(ChildrenItem *childrenItemA) {
                        if (childrenItemA.videos.count > 0) {
                            return [self lineFeedWithStr:childrenItemA.typeName];
                        } else {
                            return nil;
                        }
                    }].array;
                }
            }
        } completed:^{
            @strongify(self)
            if (self.viewModel.homePageSubjectType == RQHomePageSubjectType_SubjectTwo || self.viewModel.homePageSubjectType == RQHomePageSubjectType_SubjectThree) {
                ChildrenItem *childrenItem = self.viewModel.treeListModel.children[self.viewModel.indexPath.section];
                if ([childrenItem.typeName isEqualToString:@"基础操作"]) {
                    self.titles = typeNameStrArr.copy;
                } else {
                    self.titles = typeNameArr;
                }
            } else {
                self.titles = typeNameStrArr.copy;
            }

            [self.pagerView setDefaultSelectedIndex:self.viewModel.index];
            [self.categoryView setDefaultSelectedIndex:self.viewModel.index];
            [self.categoryView reloadData];
            /// set up ...
            [self.view addSubview:self.pagerView];
        }];
    } else if (self.viewModel.currentVideoesArr) {
        [self.pagerView setDefaultSelectedIndex:self.viewModel.index];
        [self.categoryView setDefaultSelectedIndex:self.viewModel.index];
        [self.categoryView reloadData];
        self.titles = @[@""];
        /// set up ...
        [self.view addSubview:self.pagerView];
    }

    

}

- (NSString *)lineFeedWithStr:(NSString *)str {
    if (str.length > 8) {
        NSMutableString *strs = [[NSMutableString alloc] initWithString:str];
        [strs insertString:@"\n" atIndex:8];
        return strs.copy;
    } else {
        return str;
    }
}


#pragma mark - JXPagerViewDelegate
- (UIView *)tableHeaderViewInPagerView:(JXPagerView *)pagerView {
    return self.headerView;
}

- (NSUInteger)tableHeaderViewHeightInPagerView:(JXPagerView *)pagerView {
    return self.cycleScrollViewHeight;
}

- (NSUInteger)heightForPinSectionHeaderInPagerView:(JXPagerView *)pagerView {
    return self.titles.count > 1? self.cellWeight * ((37.f + (4.3f * 2)) / 80.f) : 0;
}

- (UIView *)viewForPinSectionHeaderInPagerView:(JXPagerView *)pagerView {
    return self.categoryView;
}

- (NSInteger)numberOfListsInPagerView:(JXPagerView *)pagerView {
    //和categoryView的item数量一致
    return self.categoryView.titles.count;
}

- (id<JXPagerViewListViewDelegate>)pagerView:(JXPagerView *)pagerView initListAtIndex:(NSInteger)index {
    if (self.viewModel.treeListModel) {
        ChildrenItem *childrenItemA = self.viewModel.treeListModel.children[self.viewModel.indexPath.section];
        ChildrenItem *childrenItem = (self.viewModel.homePageSubjectType == RQHomePageSubjectType_SubjectTwo || self.viewModel.homePageSubjectType == RQHomePageSubjectType_SubjectThree)? (childrenItemA.children.count > 0? childrenItemA.children[index] : childrenItemA) : self.viewModel.treeListModel.children[index];
        RQVideoDetailSubPageViewModel *videoDetailSubPageViewModel = [[RQVideoDetailSubPageViewModel alloc] initWithServices:self.viewModel.services params:@{
            RQViewModelTitleKey : childrenItem.typeName,
            RQViewModelIDKey    : childrenItem.typeDescribe? : @"",
            RQViewModelUtilKey  : childrenItem.videos,
            RQViewCommonValueKey: self.viewModel.indexPath,
            RQVideoSourceTypeKey: @(RQVideoSourceType_Zzxcx),
        }];
        RQVideoDetailSubPageViewController *videoDetailSubPageViewController = [[RQVideoDetailSubPageViewController alloc] initWithViewModel:videoDetailSubPageViewModel];
        return videoDetailSubPageViewController;
    } else if (self.viewModel.currentVideoesArr) {
        RQVideoDetailSubPageViewModel *videoDetailSubPageViewModel = [[RQVideoDetailSubPageViewModel alloc] initWithServices:self.viewModel.services params:@{
            RQViewModelTitleKey : self.viewModel.title,
            RQViewModelIDKey    : @"12580",
            RQViewModelUtilKey  : self.viewModel.currentVideoesArr,
            RQViewCommonValueKey: self.viewModel.indexPath,
            RQVideoSourceTypeKey: @(RQVideoSourceType_LnJppt),
        }];
        RQVideoDetailSubPageViewController *videoDetailSubPageViewController = [[RQVideoDetailSubPageViewController alloc] initWithViewModel:videoDetailSubPageViewModel];
        return videoDetailSubPageViewController;
    } else {
        return nil;
    }
}

#pragma mark - JXCategoryViewDelegate
- (void)categoryView:(JXCategoryBaseView *)categoryView didSelectedItemAtIndex:(NSInteger)index {
    self.navigationController.interactivePopGestureRecognizer.enabled = (index == 0);
}

- (void)categoryView:(JXCategoryBaseView *)categoryView didClickSelectedItemAtIndex:(NSInteger)index {
//    ChildrenItem *childrenItemA = self.viewModel.treeListModel.children[self.viewModel.indexPath.section];
//    ChildrenItem *childrenItem = (self.viewModel.homePageSubjectType == RQHomePageSubjectType_SubjectTwo || self.viewModel.homePageSubjectType == RQHomePageSubjectType_SubjectThree)? (childrenItemA.children.count > 0? childrenItemA.children[index] : childrenItemA) : self.viewModel.treeListModel.children[index];
    RQVideoDetailSubPageViewController *videoDetailSubPageViewController = (RQVideoDetailSubPageViewController *)self.pagerView.listContainerView.validListDict[@(index)];
    RQVideoDetailSubPageViewModel *videoDetailSubPageViewModel = (RQVideoDetailSubPageViewModel *)videoDetailSubPageViewController.viewModel;
    [RQNotificationCenter postNotificationName:RQPlayVideoUrlNotification object:@{
        RQPlayVideoItemKey : videoDetailSubPageViewModel.videoArr.firstObject,
        RQPlayVideoItemArrKey : videoDetailSubPageViewModel.videoArr,
    }];
}

- (void)categoryView:(JXCategoryBaseView *)categoryView didScrollSelectedItemAtIndex:(NSInteger)index {
//    ChildrenItem *childrenItemA = self.viewModel.treeListModel.children[self.viewModel.indexPath.section];
//    ChildrenItem *childrenItem = (self.viewModel.homePageSubjectType == RQHomePageSubjectType_SubjectTwo || self.viewModel.homePageSubjectType == RQHomePageSubjectType_SubjectThree)? (childrenItemA.children.count > 0? childrenItemA.children[index] : childrenItemA) : self.viewModel.treeListModel.children[index];
    RQVideoDetailSubPageViewController *videoDetailSubPageViewController = (RQVideoDetailSubPageViewController *)self.pagerView.listContainerView.validListDict[@(index)];
    RQVideoDetailSubPageViewModel *videoDetailSubPageViewModel = (RQVideoDetailSubPageViewModel *)videoDetailSubPageViewController.viewModel;
    [RQNotificationCenter postNotificationName:RQPlayVideoUrlNotification object:@{
        RQPlayVideoItemKey : videoDetailSubPageViewModel.videoArr.firstObject,
        RQPlayVideoItemArrKey : videoDetailSubPageViewModel.videoArr,
    }];
}

#pragma mark - JXPagerMainTableViewGestureDelegate
- (BOOL)mainTableViewGestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldRecognizeSimultaneouslyWithGestureRecognizer:(UIGestureRecognizer *)otherGestureRecognizer {
    if ([self checkIsNestContentScrollView:(UIScrollView *)gestureRecognizer.view] || [self checkIsNestContentScrollView:(UIScrollView *)otherGestureRecognizer.view]) {
        //如果交互的是嵌套的contentScrollView，证明在左右滑动，就不允许同时响应
        return NO;
    }
    return [gestureRecognizer isKindOfClass:[UIPanGestureRecognizer class]] && [otherGestureRecognizer isKindOfClass:[UIPanGestureRecognizer class]];
}

- (BOOL)checkIsNestContentScrollView:(UIScrollView *)scrollView {
    for (RQHomeSubPageViewController *list in self.pagerView.validListDict.allValues) {
        if (list.tableView == scrollView) {
            return YES;
        }
    }
    return NO;
}



#pragma mark - LazyLoad
- (JXPagerView *)pagerView {
    if (!_pagerView) {
        _pagerView = [[JXPagerView alloc] initWithDelegate:self];
        _pagerView.mainTableView.gestureDelegate = self;
        _pagerView.mainTableView.bounces = NO;
        _pagerView.pinSectionHeaderVerticalOffset = self.cycleScrollViewHeight;
        _pagerView.isMirror = YES;
    }
    return _pagerView;
}

- (JXCategoryTitleBackgroundView *)categoryView {
    if (!_categoryView) {
        _categoryView = [[JXCategoryTitleBackgroundView alloc] init];
        _categoryView.delegate = self;
        
        _categoryView.titles = self.titles;
        _categoryView.titleSelectedColor = UIColor.whiteColor;
        _categoryView.titleColor = RQ_MAIN_TEXT_COLOR_2;
        _categoryView.titleFont = RQMediumFont(11);
        _categoryView.titleNumberOfLines = 0;
        _categoryView.titleSelectedFont = RQMediumFont(11);
        _categoryView.titleColorGradientEnabled = YES;
        
        _categoryView.contentEdgeInsetLeft = 16;
        _categoryView.contentEdgeInsetRight = 16;
        _categoryView.cellWidth = self.cellWeight;
        _categoryView.cellSpacing = 8;
        
        _categoryView.backgroundColor = RQ_BACKGROUNDCOLOR_1;
        _categoryView.backgroundHeight = self.cellWeight * (37.f / 80.f);
        
        JXCategoryIndicatorImageView *indicatorImageView1 = [[JXCategoryIndicatorImageView alloc] init];
        indicatorImageView1.componentPosition = JXCategoryComponentPosition_Top;
        indicatorImageView1.indicatorImageView.image = RQImageNamed(@"arrowUP");
        indicatorImageView1.indicatorImageViewSize = CGSizeMake(self.cellWeight * (11 / 80.f), self.cellWeight * (11 / 80.f) * (4.3f / 11.f));

        _categoryView.indicators = @[indicatorImageView1];
        _categoryView.defaultSelectedIndex = 0;

        /// !!!: 将列表容器视图关联到 categoryView
        _categoryView.listContainer = (id<JXCategoryViewListContainer>)self.pagerView.listContainerView;
    }
    return _categoryView;
}

- (UIView *)headerView {
    if (!_headerView) {
        _headerView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, RQ_SCREEN_WIDTH, self.cycleScrollViewHeight)];
    }
    return _headerView;
}

- (NSArray<NSString *> *)titles {
    if (!_titles) {
        _titles = @[@"侧方停车", @"倒车入库", @"坡道定点\n停车与起步", @"曲线行驶"];
    }
    return _titles;
}


- (float)cycleScrollViewHeight {
    return RQ_FIT_HORIZONTAL(210.f);
}

- (float)cellWeight {
    return (RQ_SCREEN_WIDTH - (8 * 3) - (16 * 2)) / 4.f;
}
@end