klx_teacher/KulexiuForTeacher/KulexiuForTeacher/Module/Mine/Courseware/ViewModel/CoursewareViewModel.m

//
//  CoursewareViewModel.m
//  KulexiuForTeacher
//
//  Created by 王智 on 2022/11/15.
//

#import "CoursewareViewModel.h"
#import "CoursewareListModel.h"

@interface CoursewareViewModel ()

@property (nonatomic, assign) NSInteger pages;  // 页数

@property (nonatomic, assign) NSInteger rows;   // 每页条数

@property (nonatomic, strong) NSMutableArray *sourceArray;
@end

@implementation CoursewareViewModel

- (void)resetParamenter {
    self.pages = 1;
    self.rows = 10;
    self.isLoadMore = YES;
    self.sourceArray = [NSMutableArray array];
}

- (void)refreshAndRequest {
    [self resetParamenter];
    [self requestData];
}

- (void)requestData {
    [LOADING_MANAGER showHUD];
    [KSNetworkingManager courseCoursewareRequest:KS_POST status:0 searchKey:self.searchKey page:self.pages rows:self.rows success:^(NSDictionary * _Nonnull dic) {
        [LOADING_MANAGER removeHUD];
        [self endRefresh];
        if ([dic integerValueForKey:@"code"] == 200 && [dic boolValueForKey:@"status"]) {
            NSArray *dataArray = [[dic dictionaryValueForKey:@"data"] arrayValueForKey:@"rows"];
            for (NSDictionary *parm in dataArray) {
                CoursewareListModel *model = [[CoursewareListModel alloc] initWithDictionary:parm];
                [self.sourceArray addObject:model];
            }
            if (dataArray.count < self.rows) {
                self.isLoadMore = NO;
            }
        }
        else {
            [LOADING_MANAGER MBShowAUTOHidingInWindow:MESSAGEKEY];
        }
        
        if (self.delegate && [self.delegate respondsToSelector:@selector(loadSourceSuccess:)]) {
            NSArray *array = [self.sourceArray copy];
            [self.delegate loadSourceSuccess:array];
        }


    } faliure:^(NSError * _Nonnull error) {
        [LOADING_MANAGER removeHUD];
        [self endRefresh];
    }];
    
    
   
    
    
}

- (void)endRefresh {
    if (self.delegate && [self.delegate respondsToSelector:@selector(endRefresh)]) {
        [self.delegate endRefresh];
    }
}


- (void)loadNextPage {
    if (self.isLoadMore) {
        self.pages++;
        [self requestData];
    }
}

- (void)removeCoursewareAction {
    NSMutableArray *arrayList = [NSMutableArray array];
    
    for (CoursewareListModel *model in self.sourceArray) {
        if (model.isChoose) {
            [arrayList addObject:[NSString stringWithFormat:@"%@",model.internalBaseClassIdentifier]];
        }
    }
    if (arrayList.count == 0) {
        [LOADING_MANAGER MBShowAUTOHidingInWindow:@"请选择课件"];
        return;
    }
    NSString *ids = [arrayList componentsJoinedByString:@","];
    [LOADING_MANAGER showHUD];
    [KSNetworkingManager courseCoursewareRemoveRequest:KS_POST ids:ids success:^(NSDictionary * _Nonnull dic) {
        [LOADING_MANAGER removeHUD];
        if ([dic integerValueForKey:@"code"] == 200 && [dic boolValueForKey:@"status"]) {
            [LOADING_MANAGER KSShowMsg:@"删除成功" promptCompletion:^{
                [self refreshAndRequest];
            }];
        }
        else {
            [LOADING_MANAGER MBShowAUTOHidingInWindow:MESSAGEKEY];
        }
        
    } faliure:^(NSError * _Nonnull error) {
        [LOADING_MANAGER removeHUD];
    }];
}

- (void)resetAllChooseStatus {
    for (CoursewareListModel *model in self.sourceArray) {
        model.isChoose = NO;
    }
    if (self.delegate && [self.delegate respondsToSelector:@selector(loadSourceSuccess:)]) {
        NSArray *array = [self.sourceArray copy];
        [self.delegate loadSourceSuccess:array];
    }
}

- (void)chooseAllMusic {
    for (CoursewareListModel *model in self.sourceArray) {
        model.isChoose = YES;
    }
    if (self.delegate && [self.delegate respondsToSelector:@selector(loadSourceSuccess:)]) {
        NSArray *array = [self.sourceArray copy];
        [self.delegate loadSourceSuccess:array];
    }
}

- (void)setSearchKey:(NSString *)searchKey {
    _searchKey = searchKey;
}


- (NSMutableArray *)sourceArray {
    if (!_sourceArray) {
        _sourceArray = [NSMutableArray array];
    }
    return _sourceArray;
}
@end