按时间分组排序

2024年6月
6ABCD.1
6ABCD.2
2024年5月
5ABCD.1
5ABCD.2

if (obj.requestState == RequestState_Success)
        {
            if (refreshType == RefreshType_First || refreshType == RefreshType_Down) {
                [self.dataAry removeAllObjects];
                [self.dataAllAry removeAllObjects];
            }
            NSArray *sssssssary = @[
                @{
                  @"uid" : @"114",
                  @"score" : @"+3",
                  @"id" : @"40949004e4ff3ae4c94366b56fd9cd48c8.83542897",
                  @"reg_date" : @"2024-02-09 09:24:41",
                  @"month" : @"2024-02",
                  @"type" : @"0",
                  @"desc" : @"签到"
                },
                @{
                    @"uid" : @"114",
                    @"score" : @"+2",
                    @"id" : @"a6fcc1fa7010f368f3c866b46b28186f38.93572825",
                    @"reg_date" : @"2024-05-08 14:52:24",
                    @"month" : @"2024-05",
                    @"type" : @"0",
                    @"desc" : @"签到"
                },
                @{
                    @"uid" : @"114",
                    @"score" : @"+1",
                    @"id" : @"7a6334d41dd8124fce5d66b468c8856674.87679146",
                    @"reg_date" : @"2024-04-07 14:42:16",
                    @"month" : @"2024-04",
                    @"type" : @"0",
                    @"desc" : @"签到"
                },
                @{
                    @"uid" : @"114",
                    @"score" : @"+3",
                    @"id" : @"40949004e4ff3ae4c94366b56fd9cd48c8.83542867",
                    @"reg_date" : @"2024-03-09 09:24:41",
                    @"month" : @"2024-03",
                    @"type" : @"0",
                    @"desc" : @"签到"
                }
            ];

            if (refreshType == RefreshType_First || refreshType == RefreshType_Down) {
                [self.dataAry removeAllObjects];
                [self.dataAllAry removeAllObjects];
            }
            NSArray *aryData = [AServeSigninModel mj_objectArrayWithKeyValuesArray:obj.list];
            if (aryData.count == 0) {
                self.page--;
            }
            [self.dataAry removeAllObjects];
            [self.dataAllAry addObjectsFromArray:aryData];
            // 按时间分组排序
            NSMutableArray *monthsetAry = [NSMutableArray array];
            for (AServeSigninModel *model in self.dataAllAry)
            {
                [monthsetAry addObject:model.month];
            }
            NSSet *set = [NSSet setWithArray:monthsetAry];
            NSMutableArray *array = [NSMutableArray arrayWithArray:[set allObjects]];
            NSArray *newary = [[array reverseObjectEnumerator] allObjects];
            for (int y = 0; y < newary.count; y++)
            {
                NSMutableArray *monthYAry = [NSMutableArray array];
                NSString *monthStr = newary[y];
                for (AServeSigninModel *signinmodel in self.dataAllAry)
                {
                    if ([monthStr isEqualToString:signinmodel.month])
                    {
                        [monthYAry addObject:signinmodel];
                    }
                }
                [self.dataAry addObject:monthYAry];
            }
            [self.tableView reloadData];

核心

            [self.dataAry removeAllObjects];
            [self.dataAllAry addObjectsFromArray:aryData];
            // 按时间分组排序
            NSMutableArray *monthsetAry = [NSMutableArray array];
            for (AServeSigninModel *model in self.dataAllAry)
            {
                [monthsetAry addObject:model.month];
            }
            NSSet *set = [NSSet setWithArray:monthsetAry];
            NSMutableArray *array = [NSMutableArray arrayWithArray:[set allObjects]];
            NSArray *newary = [[array reverseObjectEnumerator] allObjects];
            for (int y = 0; y < newary.count; y++)
            {
                NSMutableArray *monthYAry = [NSMutableArray array];
                NSString *monthStr = newary[y];
                for (AServeSigninModel *signinmodel in self.dataAllAry)
                {
                    if ([monthStr isEqualToString:signinmodel.month])
                    {
                        [monthYAry addObject:signinmodel];
                    }
                }
                [self.dataAry addObject:monthYAry];
            }
            [self.tableView reloadData];