Valentunes Xcode alert based on code

BaseViewController.m

-(void) alertBasedOnCode:(int)errorCode message:(NSString*)message
{
    if (errorCode == 3) {
        [self showAlertViewWithTitle:@"Authentication" message:message];
        
        LoginViewController* loginVC = [[[LoginViewController alloc] 
                                       initWithNibName:@"LoginViewController" bundle:nil] autorelease];
        [self.navigationController presentModalViewController:loginVC animated:YES];
    }
    else if (errorCode == 12) {
        [self showAlertViewWithTitle:@"Error" message:message];
    }
    else {
        NSLog(@"error from server: %d, %@", errorCode, message);
    }
}