//
//  RQHomePageSubjectOneOrFourViewModel.m
//  SDJK
//
//  Created by 张嵘 on 2021/7/29.
//

#import "RQHomePageSubjectOneOrFourViewModel.h"

@interface RQHomePageSubjectOneOrFourViewModel ()
@property (nonatomic, readwrite, assign) RQHomePageCarType homePageCarType;
@property (nonatomic, readwrite, assign) RQHomePageSubjectType homePageSubjectType;
@property (nonatomic, readwrite, strong) RQTreeListModel *treeListModel;
@property (nonatomic, readwrite, copy) NSString *subjectStr;

/// 交管12123服务
@property (nonatomic, readwrite, strong) RQCommonGroupViewModel *group12123;
@property (nonatomic, readwrite, strong) RQCommonGroupViewModel *groupFreeAndNew;

@end

@implementation RQHomePageSubjectOneOrFourViewModel
#pragma mark - Public Method
- (instancetype)initWithServices:(id<RQViewModelServices>)services params:(NSDictionary *)params {
    if (self = [super initWithServices:services params:params]) {
        self.homePageCarType = [params[RQHomePageCarTypeKey] integerValue];
        self.homePageSubjectType = [params[RQHomePageSubjectTypeKey] integerValue];
    }
    return self;
}

- (void)initialize {
    [super initialize];
    
    self.title = @"";
    
    ///配置数据
    [self rq_configureData];
}

#pragma mark - PrivateMethod
- (void)rq_configureData {
    @weakify(self)
    __block NSMutableArray *mutableArrr = @[].mutableCopy;
    
    ///    第零组
    RQCommonGroupViewModel *group0 = [RQCommonGroupViewModel groupViewModel];
    [group0 setCustomStyleWithRQCommonGroupModel:^(RQCommonGroupModel *groupModel) {
        groupModel.footerHeight = 10.f;
        groupModel.footerBgColor = RQ_LIST_BACKGROUNDCOLOR;
    }];

    RQHomeSubPageItemViewModel *homeSubPageItemViewModel = [[RQHomeSubPageItemViewModel alloc] initWithRQHomePageCarType:self.homePageCarType homePageSubjectType:self.homePageSubjectType];
    homeSubPageItemViewModel.itemSize = CGSizeMake(RQ_SCREEN_WIDTH, RQ_FIT_HORIZONTAL(379.f));
    homeSubPageItemViewModel.operation = ^{
        
    };
    

    RAC(self, dataSource) = [RACSignal
                             combineLatest:@[RACObserve(RQ_COMMON_MANAGER, treeListArr),RACObserve(RQ_COMMON_MANAGER, dspListArr)]
                             reduce:^(NSArray *treeListModelArr, NSArray *dspListModelArr) {
        @strongify(self)
        
        ///    第一组
        RQHomeSubPageVideoHeaderGroupViewModel *group1 = [RQHomeSubPageVideoHeaderGroupViewModel groupViewModel];
        [group1 setCustomStyleWithRQCommonGroupModel:^(RQCommonGroupModel *groupModel) {
            groupModel.header = (self.homePageSubjectType == RQHomePageSubjectType_SubjectThree ||  self.homePageSubjectType == RQHomePageSubjectType_SubjectTwo)? @"基础操作视频" : ((self.homePageSubjectType == RQHomePageSubjectType_SubjectFour)? @"科目四视频教程" :  @"科目一视频教程");
            groupModel.headerHeight = 58.f;
            groupModel.footerHeight = 10.f;
            groupModel.footerBgColor = RQ_LIST_BACKGROUNDCOLOR;
        }];
        
        ///    第二组
        RQHomeSubPageVideoHeaderGroupViewModel *group2 = [RQHomeSubPageVideoHeaderGroupViewModel groupViewModel];
        @weakify(dspListModelArr)
        [group2 setCustomStyleWithRQCommonGroupModel:^(RQCommonGroupModel *groupModel) {
            @strongify(dspListModelArr)
            groupModel.header = @"短视频";
            groupModel.headerHeight = 58.f;
            groupModel.footerHeight = 10.f;
            groupModel.footerBgColor = RQ_LIST_BACKGROUNDCOLOR;
            if (dspListModelArr.count >= 6) {
                groupModel.footerHeight = 58.f;
                groupModel.footer = @"查看更多 >";
                groupModel.footerBgColor = UIColor.whiteColor;
            }
        }];
        if (dspListModelArr.count >= 6) {
            dspListModelArr = [dspListModelArr subarrayWithRange:NSMakeRange(0, 6)];
        }
        
        NSArray *viewModels = [dspListModelArr.rac_sequence map:^(VideosItem *videosItem) {
            RQHomeSubPageVideoItemViewModel *homeSubPageVideoItemViewModel = [[RQHomeSubPageVideoItemViewModel alloc] initWithVideosItem:videosItem];
            
            homeSubPageVideoItemViewModel.operation = ^{
                @strongify(self)
                RQDspVideoDetailViewModel *viewModel = [[RQDspVideoDetailViewModel alloc] initWithServices:self.services params:@{
                    RQViewCommonValueKey: [NSIndexPath indexPathForRow:[dspListModelArr indexOfObject:videosItem] inSection:0],
                }];
                [self.services pushViewModel:viewModel animated:YES];
            };
            return homeSubPageVideoItemViewModel;
        }].array;
        
        group2.itemViewModels = (self.homePageSubjectType == RQHomePageSubjectType_SubjectThree ||  self.homePageSubjectType == RQHomePageSubjectType_SubjectTwo)? viewModels
        : @[];
        
        if (RQArrayIsEmpty(treeListModelArr)) {
            group0.itemViewModels = (self.homePageSubjectType == RQHomePageSubjectType_SubjectThree ||  self.homePageSubjectType == RQHomePageSubjectType_SubjectTwo)? @[] : @[homeSubPageItemViewModel];
            if (RQArrayIsEmpty(dspListModelArr)) {
                return (self.homePageSubjectType == RQHomePageSubjectType_SubjectThree ||  self.homePageSubjectType == RQHomePageSubjectType_SubjectTwo)? @[group0, self.group12123] : @[group0, self.groupFreeAndNew, self.group12123];
            } else {
                return (self.homePageSubjectType == RQHomePageSubjectType_SubjectThree ||  self.homePageSubjectType == RQHomePageSubjectType_SubjectTwo)? @[group2, self.group12123] : @[group0, self.groupFreeAndNew, self.group12123];
            }
        } else {
            
            __block NSInteger scrollItemSection;
            NSArray *arr = [[treeListModelArr.rac_sequence filter:^BOOL(RQTreeListModel *treeListModel) {
                return [treeListModel.typeName isEqualToString:self.subjectStr];
            }].array.rac_sequence map:^id _Nullable(RQTreeListModel *treeListModel) {
                self.treeListModel = treeListModel;
                group1.treeListModel = treeListModel;
                group1.homePageSubjectType = self.homePageSubjectType;
                return [treeListModel.children.rac_sequence map:^id _Nullable(ChildrenItem *childrenItem) {
                    NSInteger section = [treeListModel.children indexOfObject:childrenItem];
                    if (childrenItem.videos.count > 0) {
                        return [self dataSourceWithItems:childrenItem.videos treeListModel:treeListModel section:section];
                    } else {
                        if ([childrenItem.typeName isEqualToString:@"基础操作"]) {
                            return [childrenItem.children.rac_sequence map:^id _Nullable(ChildrenItem *childrenItemA) {
                                group1.mySection = section;
                                return [self dataSourceWithItems:childrenItemA.videos treeListModel:treeListModel section:section];
                            }].array;
                        } else {
                            scrollItemSection = section;
                            NSArray *arrr = [childrenItem.children.rac_sequence map:^id _Nullable(ChildrenItem *childrenItemA) {
                                if (childrenItemA.videos.count > 0) {
                                    return childrenItemA;
                                } else {
                                    return nil;
                                }
                            }].array;
                            [mutableArrr addObjectsFromArray:arrr];
                            return nil;
                        }
                    }
                }].array;
            }].array;
            
            [self dataDealWithDataArr:arr completion:^(NSArray *arr) {
                group1.itemViewModels = arr;
            }];
            
            RQHomeSubPageVideoScrollItemViewModel *homeSubPageVideoScrollItemViewModel = [[RQHomeSubPageVideoScrollItemViewModel alloc] initWithChildrenItemArr:mutableArrr.copy treeListModel:self.treeListModel homePageSubjectType:self.homePageSubjectType section:scrollItemSection];
            
            group0.itemViewModels = @[(self.homePageSubjectType == RQHomePageSubjectType_SubjectThree ||  self.homePageSubjectType == RQHomePageSubjectType_SubjectTwo)? homeSubPageVideoScrollItemViewModel : homeSubPageItemViewModel];
            return group1.itemViewModels.count > 0? (RQArrayIsEmpty(group2.itemViewModels)? @[group0, self.groupFreeAndNew, group1, self.group12123] : @[group0, group1, group2, self.group12123]) : (RQArrayIsEmpty(group2.itemViewModels)? @[group0, self.groupFreeAndNew, self.group12123] : @[group0, group2, self.group12123]);
        }
    }];
}

- (void)dataDealWithDataArr:(NSArray *)dataArr completion:(void (^)(NSArray *arr))completion {
    if (dataArr.count > 0) {
        for (id value in dataArr) {
            if ([value isKindOfClass:[NSArray class]]) {
                [self dataDealWithDataArr:value completion:completion];
                break;
            } else {
                completion(dataArr);
                break;
            }
        }
    } else {
        completion(dataArr);
    }
}

- (NSArray *)dataSourceWithItems:(NSArray *)items treeListModel:(RQTreeListModel *)treeListModel section:(NSInteger)section {
    @weakify(self)
    NSArray *viewModels = [items.rac_sequence map:^(VideosItem *videosItem) {
        RQHomeSubPageVideoItemViewModel *homeSubPageVideoItemViewModel = [[RQHomeSubPageVideoItemViewModel alloc] initWithVideosItem:videosItem];
        homeSubPageVideoItemViewModel.operation = ^{
            @strongify(self)
            RQVideoDetailViewModel *videoDetailViewModel = [[RQVideoDetailViewModel alloc] initWithServices:RQ_APPDELEGATE.services params:@{
                RQViewModelUtilKey          : treeListModel,
                RQVideoItemIndexKey         : @(0),
                RQVideoItemIndexPathKey     : [NSIndexPath indexPathForRow:[items indexOfObject:videosItem] inSection:section],
                RQHomePageSubjectTypeKey    : @(self.homePageSubjectType),
            }];
            if ([RQ_Video_Module isCanWatchWithVideosItem:videosItem]) {
                [RQ_APPDELEGATE.services pushViewModel:videoDetailViewModel animated:YES];
            }
        };
        return homeSubPageVideoItemViewModel;
    }].array;
    
    return viewModels ?: @[];
}

- (NSString *)subjectStr {
    return (self.homePageSubjectType == RQHomePageSubjectType_SubjectFour)? @"科目四" : ((self.homePageSubjectType == RQHomePageSubjectType_SubjectThree)? @"科目三" : (self.homePageSubjectType == RQHomePageSubjectType_SubjectTwo)? @"科目二" : @"科目一");
}

- (RQCommonGroupViewModel *)group12123 {
    if (!_group12123) {
        _group12123 = [RQCommonGroupViewModel groupViewModel];
        RQHomePageJiaoGuan12123ItemViewModel *homePageJiaoGuan12123ItemViewModel = [[RQHomePageJiaoGuan12123ItemViewModel alloc] init];
        _group12123.itemViewModels = @[homePageJiaoGuan12123ItemViewModel];
    }
    return _group12123;
}

//RQFreeTryItemViewModel

- (RQCommonGroupViewModel *)groupFreeAndNew {
    if (!_groupFreeAndNew) {
        _groupFreeAndNew = [RQCommonGroupViewModel groupViewModel];
        RQFreeTryItemViewModel *freeTryItemViewModel = [[RQFreeTryItemViewModel alloc] initWithTitle:@"免费试用" icon:@"免费试用背景"];
        RQFreeTryItemViewModel *newTryItemViewModel = [[RQFreeTryItemViewModel alloc] initWithTitle:@"新规秘卷" icon:@"新规秘卷背景"];
        _groupFreeAndNew.itemViewModels = @[freeTryItemViewModel,newTryItemViewModel];
        [_groupFreeAndNew setCustomStyleWithRQCommonGroupModel:^(RQCommonGroupModel *groupModel) {
            groupModel.footerHeight = 10.f;
            groupModel.footerBgColor = RQ_LIST_BACKGROUNDCOLOR;
        }];
    }
    return _groupFreeAndNew;
}
@end