1v1/MSYOUPAI/NewCode/Module/Dynamic/ViewModel/YMDynamicListViewModel.m

//
//  YMDynamicListViewModel.m
//  MSYOUPAI
//
//  Created by YoMi on 2024/2/26.
//  Copyright © 2024 MS. All rights reserved.
//

#import "YMDynamicListViewModel.h"
#import "YMDynamicListModel.h"
@interface YMDynamicListViewModel ()
/// 当前数据数量
@property (nonatomic, assign) NSInteger currentSize;
/// 动态分类类型
@property (nonatomic, assign, readwrite) YMDynamicCategoryType categoryType;
/// 列表数据
@property (nonatomic, strong, readwrite) NSMutableArray <YMDynamicListCellViewModel*>*listDataArray;
/// 前往动态详情
@property (nonatomic, strong, readwrite) RACSubject *gotoDynamicDetailSubject;
@end

@implementation YMDynamicListViewModel
- (void)ym_initialize{
    [super ym_initialize];
    
    self.currentPage = 1;
    self.currentSize = 10;
    
    self.categoryType = [self.params integerValueForKey:ParamsCategoryType defaultValue:YMDynamicCategoryTypeRecommend];
    
    @weakify(self)
    [[self.gotoDynamicDetailSubject takeUntil:self.rac_willDeallocSignal] subscribeNext:^(id  _Nullable value) {
        @strongify(self)
        if ([value intValue] != 0) {
            YMDynamicDetailViewModel *dynamicDetailVM = [[YMDynamicDetailViewModel alloc]initWithParams:@{
                ParamsId:@([value intValue])
            }];
            [YMRouter openURL:stringFormat(@"%@%@", YM_ROUTER_URL_PREFIX, YM_ROUTER_DYNAMIC_DETAIL) withUserInfo:@{
                RouterViewModel:dynamicDetailVM
            } completion:nil];
        }
    }];
}

- (void)getDynamicListData {
    @weakify(self)
    [ZCHUDHelper showWithStatus:@"加载中..."];
    [LCHttpHelper requestWithURLString:DynamicList parameters:@{
        @"type":@(self.categoryType),
        @"gender":@([LCSaveModel getUserModel].youpaipuserinfo.youpaipgender),
        @"page":@(self.currentPage),
        @"limit":@(self.currentSize)
    } needToken:YES type:HttpRequestTypePost success:^(id responseObject) {
        @strongify(self)
        NSDictionary* dict = (NSDictionary*)responseObject;
        NSInteger code = [[dict objectForKey:@"code"] integerValue];
        if (code == 0) {
            [ZCHUDHelper dismiss];
            NSDictionary *data = [dict dictionaryValueForKey:@"data" defaultValue:@{}];
            NSArray *result = [data arrayValueForKey:@"list" defaultValue:@[]];
            if (self.currentPage == 1) {
                [self.listDataArray removeAllObjects];
            }
            NSArray *viewModelArr = [[NSArray yy_modelArrayWithClass:[YMDynamicListModel class] json:result].rac_sequence map:^(YMDynamicListModel * _Nullable model) {
                YMDynamicListCellViewModel *viewModel = [[YMDynamicListCellViewModel alloc]initWithParams:@{
                    ParamsModel:model
                }];
 
                return viewModel;
            }].array;
            
            [self.listDataArray addObjectsFromArray:viewModelArr];
            
            if(self.currentPage > 0 && self.currentPage % 5 == 0){
                [[SDImageCache sharedImageCache] clearMemory];
            }
            
            [self.refreshUISubject sendNext:@(result.count < self.currentSize ? YMFooterRefresh_HasNoMoreData : YMFooterRefresh_HasMoreData)];
        }else{
            [ZCHUDHelper showTitle:[dict stringValueForKey:@"message" defaultValue:@""]];
            dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                [self.refreshUISubject sendNext:@(YMRefreshError)];
            });
        }
        
    } failure:^(NSError *error) {
        if(self.currentPage != 1){
            self.currentPage--;
        }
        [ZCHUDHelper showTitle:error.localizedDescription];
        dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
            [self.refreshUISubject sendNext:@(YMRefreshError)];
        });
    }];
}

- (NSMutableArray<YMDynamicListCellViewModel *> *)listDataArray{
    if (!_listDataArray) {
        _listDataArray = [NSMutableArray array];
    }
    return _listDataArray;
}

- (RACSubject *)gotoDynamicDetailSubject{
    if (!_gotoDynamicDetailSubject) {
        _gotoDynamicDetailSubject = [RACSubject subject];
    }
    return _gotoDynamicDetailSubject;
}
@end