ios 中尝试多次请求

-(void)tryRun

{

tryTimes++;

id obj = [ASODataManager getAppleAccount];

if (obj) {

__block FirstViewController* sf = self;

//有账号，可以开始获取数据

[[ASODataManager sharedManager] fetchASOTaskListWithCompletionHandler:^(NSArray *data) {

NSMutableArray* arr = [[NSMutableArray alloc] initWithCapacity:[data count]];

for (id obj in data) {

if ([[obj objectForKey:@"isFinished"] integerValue] == 0) {

[arr addObject:obj];

}

}

sf->task = [arr copy];

if ([sf->task count] <= 0) {

//                [[[UIAlertView alloc] initWithTitle:@"提示" message:@"当前无任务" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil, nil] show];

[[KengSDKToolsiToast makeText:@"当前无任务"] show];

}

[sf.MainTableView reloadData];

}];

}else{

//没有账号，连续三次

if (tryTimes <= 3) {

[NSTimer scheduledTimerWithTimeInterval:1.0f target:self selector:@selector(tryRun) userInfo:nil repeats:NO];

}

}

}