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typedef void(^RequestSucess) (NSDictionary * responseDict);

typedef void(^RequestFailure) (NSError *error);

NSDictionary *infoDict = [[NSBundle mainBundle] infoDictionary];

NSString *bundleId = infoDict[@"CFBundleIdentifier"];

//天朝查询bundleId

NSURL *URL = [NSURL URLWithString:[NSString stringWithFormat:@"http://itunes.apple.com/cn/lookup?bundleId=%@",bundleId]];

dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{

NSURLRequest *request = [NSURLRequest requestWithURL:URL];

NSURLSessionDataTask *dataTask = [[NSURLSession sharedSession] dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {

dispatch_async(dispatch_get_main_queue(), ^{

if(!error){

NSDictionary *responseDict = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableLeaves error:nil];

if(success) success(responseDict);

}else{

if(failure) failure(error);

}

});

}];

[dataTask resume];

});