iOS：请问大家下面这段 ViewController 的代码（ app logic 的部分）怎么优化？我不想在 VC 里面放这些琐碎的代码怎么怎么搞？

@implementation ASHTempViewController

#pragma mark - app logic

- (void)sendBroadcastWithSuccessBlock:(void (^)(void))successBlock
{
    BOOL haveRead = [[NSUserDefaults standardUserDefaults] boolForKey:@"haveReadBroadcastTip"];
    if (haveRead == NO) {
        NSString *title = @"1、发布广播，全服玩家都可以看到；\n2、禁止发布反动、政治、色情、辱骂、广告等不良言论，否则将会遭到删除、封号处理。";
        __weak typeof(self) wself = self;
        [self showAlertWithMsg:title callback:^{
            [[NSUserDefaults standardUserDefaults] setObject:@(YES) forKey:@"haveReadBroadcastTip"];
            [wself showSendViewWithSuccessBlock:successBlock];
        }];
    } else {
        [self showSendViewWithSuccessBlock:successBlock];
    }
}

- (void)showSendViewWithSuccessBlock:(void(^)(void))successBlock
{
    __weak typeof(self) wself = self;
    UIAlertController *alertController = [UIAlertController alertControllerWithTitle:@"发送广播" message:nil preferredStyle:UIAlertControllerStyleAlert];
    [alertController addTextFieldWithConfigurationHandler:^(UITextField * _Nonnull textField) {
        textField.placeholder = @"说点什么...";
    }];
    [alertController addAction:[UIAlertAction actionWithTitle:@"发送" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
        NSString *msg = [[alertController textFields][0] text];
        [wself sendBroadcast:msg successBlock:successBlock];
    }]];
    [alertController addAction:[UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {
        NSLog(@"Canelled");
    }]];
    [self presentViewController:alertController animated:YES completion:nil];
}

- (void)sendBroadcast:(NSString *)msg successBlock:(void(^)(void))successBlock
{
    __weak typeof(self) wself = self;
    [self sendBroadcastRequestWithMsg:msg successBlock:^{
        //data operation
        !successBlock ?: successBlock();
    } failureBlock:^(NSError *error) {
        [wself showAlertWithMsg:error.localizedDescription callback:nil];
    }];
}

#pragma mark - networks

- (void)sendBroadcastRequestWithMsg:(NSString *)msg successBlock:(void(^)(void))successBlock failureBlock:(void(^)(NSError *error))failureBlock
{
    //send request
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(3 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        !successBlock ?: successBlock();
    });
}

#pragma mark - utils

- (void)showAlertWithMsg:(NSString *)msg callback:(void(^)(void))callback
{
    UIAlertController *alert = [UIAlertController alertControllerWithTitle:nil message:msg preferredStyle:UIAlertControllerStyleAlert];
    [alert addAction:[UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
        !callback ?: callback();
    }]];
    [self presentViewController:alert animated:YES completion:nil];
}

@end

iOS： 请问大家下面这段 ViewController 的代码（ app logic 的部分）怎么优化？我不想在 VC 里面放这些琐碎的代码怎么怎么搞？

iOS：请问大家下面这段 ViewController 的代码（ app logic 的部分）怎么优化？我不想在 VC 里面放这些琐碎的代码怎么怎么搞？