From 5750e6320cd7bd5c925bf52e503ca37f33da0491 Mon Sep 17 00:00:00 2001
From: Chirag Aggarwal <chiragaggarwal5k@gmail.com>
Date: Thu, 18 Sep 2025 09:12:33 +0530
Subject: [PATCH] only track required params

---
 src/lib/actions/analytics.ts |  4 ++--
 src/lib/helpers/utm.ts       | 43 +++++++++++++++++++++++-------------
 2 files changed, 30 insertions(+), 17 deletions(-)

diff --git a/src/lib/actions/analytics.ts b/src/lib/actions/analytics.ts
index 0db556971..31e6dd708 100644
--- a/src/lib/actions/analytics.ts
+++ b/src/lib/actions/analytics.ts
@@ -6,7 +6,7 @@ import { user } from '$lib/stores/user';
 import { ENV, MODE, VARS, isCloud } from '$lib/system';
 import { AppwriteException } from '@appwrite.io/console';
 import { browser } from '$app/environment';
-import { getReferrerAndUtmSource, getAllQueryParams } from '$lib/helpers/utm';
+import { getReferrerAndUtmSource, getTrackedQueryParams } from '$lib/helpers/utm';
 
 function plausible(domain: string): AnalyticsPlugin {
     if (!browser) return { name: 'analytics-plugin-plausible' };
@@ -65,7 +65,7 @@ export function trackEvent(name: string, data: object = null): void {
         };
     }
 
-    data = { ...data, ...getReferrerAndUtmSource(), params: getAllQueryParams() };
+    data = { ...data, ...getReferrerAndUtmSource(), ...getTrackedQueryParams() };
 
     if (ENV.DEV || ENV.PREVIEW) {
         console.debug(`[Analytics] Event ${name} ${path}`, data);
diff --git a/src/lib/helpers/utm.ts b/src/lib/helpers/utm.ts
index 89eef85a9..d37abd88c 100644
--- a/src/lib/helpers/utm.ts
+++ b/src/lib/helpers/utm.ts
@@ -1,3 +1,17 @@
+const LINKEDIN_TRACKING_ID = 'li_fat_id';
+const GOOGLE_TRACKING_ID = 'gclid';
+const TWITTER_TRACKING_ID = 'twclid';
+const REDDIT_TRACKING_ID = 'rdt_cid';
+
+const TRACKED_QUERY_PARAMS = [
+    LINKEDIN_TRACKING_ID,
+    GOOGLE_TRACKING_ID,
+    TWITTER_TRACKING_ID,
+    REDDIT_TRACKING_ID
+] as const;
+
+type TrackedParams = Record<(typeof TRACKED_QUERY_PARAMS)[number], string>;
+
 export function getReferrerAndUtmSource() {
     if (sessionStorage) {
         let values = {};
@@ -16,26 +30,25 @@ export function getReferrerAndUtmSource() {
     return {};
 }
 
-export function getAllQueryParams() {
-    if (typeof window !== 'undefined' && window.location) {
+export function getTrackedQueryParams(): Partial<TrackedParams> {
+    if (typeof window === 'undefined' || !window.location) {
+        return {};
+    }
+
+    try {
         const urlParams = new URLSearchParams(window.location.search);
-        const params = {};
+        const params: Partial<TrackedParams> = {};
 
-        const utmParams = new Set([
-            'utm_source',
-            'utm_medium',
-            'utm_campaign',
-            'utm_term',
-            'utm_content'
-        ]);
-
-        for (const [key, value] of urlParams.entries()) {
-            if (!utmParams.has(key.toLowerCase())) {
-                params[key] = value;
+        for (const paramName of TRACKED_QUERY_PARAMS) {
+            const value = urlParams.get(paramName);
+            if (value) {
+                params[paramName] = value;
             }
         }
 
         return params;
+    } catch (error) {
+        console.warn('Failed to parse URL search parameters:', error);
+        return {};
     }
-    return {};
 }