// Define your Singular tracking link as the base link
NSString *referrerBaseLink = @"https://yourdomain.sng.link/Csfge/aknl?_dl=myscheme%3A%2F%2Fmydeeplink/referrer&_smtype=3";

// Get referrer information from user input
NSString *referrerID = self.referrerIDField.text ?: @"unknown_user";
NSString *referrerName = self.referrerNameField.text ?: @"Anonymous";

// Add custom passthrough parameters
NSDictionary *passthroughParams = @{
    @"channel": @"sms",
    @"campaign_id": @"summer_promo_2025",
    @"referral_type": @"friend_invite"
};

// Generate the short referrer link
[Singular createReferrerShortLink:referrerBaseLink
                     referrerName:referrerName
                       referrerId:referrerID
                passthroughParams:passthroughParams
                completionHandler:^(NSString *shortLink, NSError *error) {
    
    if (error) {
        // Handle error - retry or show user feedback
        NSLog(@"Error creating short link: %@", error.localizedDescription);
        
        // Show error message to user
        UIAlertController *alert = [UIAlertController 
            alertControllerWithTitle:@"Error" 
            message:@"Failed to create share link. Please try again." 
            preferredStyle:UIAlertControllerStyleAlert];
        [alert addAction:[UIAlertAction actionWithTitle:@"OK" 
            style:UIAlertActionStyleDefault 
            handler:nil]];
        [self presentViewController:alert animated:YES completion:nil];
        return;
    }
    
    if (shortLink && ![shortLink isEqualToString:@""]) {
        // Share the short link via iOS Activity Controller
        NSString *shareText = [NSString stringWithFormat:@"Join me on this awesome app! %@", shortLink];
        UIActivityViewController *activityVC = [[UIActivityViewController alloc] 
            initWithActivityItems:@[shareText] 
            applicationActivities:nil];
        
        // For iPad: set popover presentation controller
        if (activityVC.popoverPresentationController) {
            activityVC.popoverPresentationController.sourceView = self.view;
            activityVC.popoverPresentationController.sourceRect = CGRectMake(
                CGRectGetMidX(self.view.bounds),
                CGRectGetMidY(self.view.bounds),
                0, 0
            );
            activityVC.popoverPresentationController.permittedArrowDirections = 0;
        }
        
        [self presentViewController:activityVC animated:YES completion:nil];
    }
}];