JSJP_Student/jiaPei/Modules/HomePageModule/ViewController/HomePage/RQHomeSubPageVideoScrollViewController.m

//
//  RQHomeSubPageVideoScrollViewController.m
//  JSJP
//
//  Created by 张嵘 on 2021/11/11.
//

#import "RQHomeSubPageVideoScrollViewController.h"

@interface RQHomeSubPageVideoScrollViewController ()
/// viewModel
@property (nonatomic, readonly, strong) RQHomeSubPageVideoScrollViewModel *viewModel;
@property (nonatomic, readwrite, strong) JXPagerView *pagerView;
@property (nonatomic, readwrite, strong) JXCategoryTitleView *categoryView;
@property (nonatomic, readwrite, strong) NSArray <NSString *> *titles;
@property (nonatomic, readwrite, strong) UIScrollView *currentListView;

@property (nonatomic, readwrite, copy) void(^scrollCallback)(UIScrollView *scrollView);
@end

@implementation RQHomeSubPageVideoScrollViewController
@dynamic viewModel;

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

- (void)viewDidLayoutSubviews {
    [super viewDidLayoutSubviews];
    self.pagerView.frame = CGRectMake(0, 0, RQ_SCREEN_WIDTH, RQ_FIT_HORIZONTAL(194.f));
}


#pragma mark - PrivateMethods
/// 初始化
- (void)rq_setup {
    /// set up ...
    self.titles = [self.viewModel.videosItemArr.rac_sequence  map:^id _Nullable(VideosItem *videosItem) {
        return videosItem.title;
    }].array;
    if (self.titles.count > 1) {
        self.titles = @[self.titles.firstObject];
    }
    [self.view addSubview:self.pagerView];
}


#pragma mark - JXPagerViewDelegate
- (UIView *)tableHeaderViewInPagerView:(JXPagerView *)pagerView {
    return [UIView new];
}

- (NSUInteger)tableHeaderViewHeightInPagerView:(JXPagerView *)pagerView {
    return 0.f;
}

- (NSUInteger)heightForPinSectionHeaderInPagerView:(JXPagerView *)pagerView {
    return 0.f;
}

- (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 {
    @weakify(self);
    RQHomeSubPageVideoScrollSubViewModel *homeSubPageVideoScrollSubViewModel = [[RQHomeSubPageVideoScrollSubViewModel alloc] initWithServices:RQ_APPDELEGATE.services params:@{
        RQViewModelUtilKey          : self.viewModel.treeListModel,
        RQVideoItemIndexKey         : @(self.viewModel.index),
        RQVideoItemIndexPathKey     : [NSIndexPath indexPathForRow:index inSection:self.viewModel.myIndexPath.section],
        RQHomePageSubjectTypeKey    : @(self.viewModel.homePageSubjectType),
        RQViewCommonValueKey        : self.viewModel.videosItemArr[index],
    }];
    RQHomeSubPageVideoScrollSubViewController *homeSubPageVideoScrollSubViewController = [[RQHomeSubPageVideoScrollSubViewController alloc] initWithViewModel:homeSubPageVideoScrollSubViewModel];
    homeSubPageVideoScrollSubViewController.scrollCallback = ^(UIScrollView *scrollView) {
        @strongify(self);
        self.scrollCallback(scrollView);
    };
    self.currentListView = homeSubPageVideoScrollSubViewController.tableView;
    return homeSubPageVideoScrollSubViewController;
}

- (void)pagerView:(JXPagerView *)pagerView mainTableViewDidScroll:(UIScrollView *)scrollView {
}

#pragma mark - JXCategoryViewDelegate
- (void)categoryView:(JXCategoryBaseView *)categoryView didSelectedItemAtIndex:(NSInteger)index {
    self.navigationController.interactivePopGestureRecognizer.enabled = (index == 0);
    //根据选中的下标，实时更新currentListView
    RQHomeSubPageVideoScrollSubViewController *list = (RQHomeSubPageVideoScrollSubViewController *)self.pagerView.listContainerView.validListDict[@(index)];
    self.currentListView = list.tableView;

}

- (void)categoryView:(JXCategoryBaseView *)categoryView didClickSelectedItemAtIndex:(NSInteger)index {
 
}

- (void)categoryView:(JXCategoryBaseView *)categoryView didScrollSelectedItemAtIndex:(NSInteger)index {

}


#pragma mark - JXPagerMainTableViewGestureDelegate
- (BOOL)mainTableViewGestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldRecognizeSimultaneouslyWithGestureRecognizer:(UIGestureRecognizer *)otherGestureRecognizer {
    //禁止categoryView左右滑动的时候，上下和左右都可以滚动
    if (otherGestureRecognizer == self.categoryView.collectionView.panGestureRecognizer) {
        return NO;
    }
     return [gestureRecognizer isKindOfClass:[UIPanGestureRecognizer class]] && [otherGestureRecognizer isKindOfClass:[UIPanGestureRecognizer class]];
}

- (void)scrollViewDidScroll:(UIScrollView *)scrollView {
    !self.scrollCallback ?: self.scrollCallback(scrollView);
}

#pragma mark - JXPagingViewListViewDelegate

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

- (UIScrollView *)listScrollView {
    return self.currentListView;
}

- (void)listViewDidScrollCallback:(void (^)(UIScrollView *))callback {
    self.scrollCallback = callback;
}

- (void)listScrollViewWillResetContentOffset {
    //当前的listScrollView需要重置的时候，就把所有列表的contentOffset都重置了
//    for (RQHomePageSubjectOneOrFourViewController *list in self.pagerView.listContainerView.validListDict.allValues) {
//        list.collectionView.contentOffset = CGPointZero;
//    }
}



#pragma mark - LazyLoad
- (JXPagerView *)pagerView {
    if (!_pagerView) {
        _pagerView = [[JXPagerView alloc] initWithDelegate:self];
        _pagerView.mainTableView.gestureDelegate = self;
        _pagerView.mainTableView.bounces = NO;
        _pagerView.listContainerView.categoryNestPagingEnabled = YES;
        _pagerView.listContainerView.frame =  CGRectMake(0, RQHeightForPinSectionHeaderInPagerView, RQ_SCREEN_WIDTH, RQ_SCREEN_HEIGHT - (RQ_APPLICATION_NAV_BAR_HEIGHT + RQ_APPLICATION_STATUS_BAR_HEIGHT) - RQHeightForPinSectionHeaderInPagerView_One - RQHeightForPinSectionHeaderInPagerView - RQ_APPLICATION_TAB_BAR_HEIGHT - RQ_APPLICATION_SAFEAREA_BOTTOM_HEIGHT);
        self.contentScrollView = _pagerView.listContainerView.contentScrollView;
    }
    return _pagerView;
}

- (JXCategoryTitleView *)categoryView {
    if (!_categoryView) {
        _categoryView = [[JXCategoryTitleView alloc] init];
        _categoryView.titles = self.titles;
        _categoryView.backgroundColor = [UIColor whiteColor];
        _categoryView.titleSelectedColor = RQ_MAIN_TEXT_COLOR_1;
        _categoryView.titleColor = RQ_MAIN_TEXT_COLOR_2;
        _categoryView.titleFont = RQRegularFont(13);
        _categoryView.titleSelectedFont = RQRegularFont(15);
        _categoryView.titleColorGradientEnabled = YES;
        _categoryView.titleLabelZoomEnabled = NO;
        _categoryView.contentScrollViewClickTransitionAnimationEnabled = NO;
        _categoryView.titleLabelZoomSelectedVerticalOffset = 0.0f;
        _categoryView.titleLabelVerticalOffset = 6.f;

        JXCategoryIndicatorLineView *lineView = [[JXCategoryIndicatorLineView alloc] init];
        lineView.indicatorColor = RQ_MAIN_COLOR;
        lineView.indicatorWidth = 20;
        lineView.indicatorHeight = 4;
        _categoryView.indicators = @[lineView];
        
        _categoryView.defaultSelectedIndex = 0;
        _categoryView.listContainer = (id<JXCategoryViewListContainer>)self.pagerView.listContainerView;
        _categoryView.delegate = self;
    }
    return _categoryView;
}

- (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", @"直角转弯"];
    }
    return _titles;
}


@end