App Store View Controller

gistfile1.txt

SKStoreProductViewController *productVC = [[SKStoreProductViewController alloc]init];
    [productVC setDelegate:self];
    
    NSDictionary *productParameters = @{ SKStoreProductParameterITunesItemIdentifier : @"708802884" };
    [productVC loadProductWithParameters:productParameters completionBlock:^(BOOL result, NSError *error) {
        //
        [self dismissViewControllerAnimated:NO completion:nil];
        if(error)
        {
            [[[UIAlertView alloc] initWithTitle:[error localizedDescription]
                                       message:nil
                                      delegate:nil
                             cancelButtonTitle:@"Ok"
                             otherButtonTitles:nil, nil] show];
            
            
        }
        
        if (result )
        {
            [self presentViewController:productVC animated:YES completion:nil];
        }
    }];