added logic for showing warning when reserved keywords ae sent in pro…

…perties/traits

analytics.js

@@ -29,6 +29,7 @@ import {
   CONFIG_URL,
   MAX_WAIT_FOR_INTEGRATION_LOAD,
   INTEGRATION_LOAD_CHECK_INTERVAL,
+  reservedPropKeywords,
 } from "./utils/constants";
 import { integrations } from "./integrations";
 import RudderElementBuilder from "./utils/RudderElementBuilder";
@@ -497,6 +498,11 @@ class Analytics {
     if (!properties) {
       properties = {};
     }
+    Object.keys(properties).forEach((property) => {
+      if (reservedPropKeywords.indexOf(property) >= 0) {
+        console.error(`Warning! : Reserved keyword used --> ${property} with page call for name --> ${name}`);
+      }
+    });
     if (name) {
       rudderElement.message.name = name;
       properties.name = name;
@@ -529,7 +535,11 @@ class Analytics {
     } else {
       rudderElement.setProperty({});
     }
-
+    Object.keys(properties).forEach((property) => {
+      if (reservedPropKeywords.indexOf(property) >= 0) {
+        console.error(`Warning! : Reserved keyword used --> ${property} with track call for event --> ${event}`);
+      }
+    });
     this.trackEvent(rudderElement, options, callback);
   }
 
@@ -553,6 +563,11 @@ class Analytics {
       .setType("identify")
       .build();
     if (traits) {
+      Object.keys(traits).forEach((trait) => {
+        if (reservedPropKeywords.indexOf(trait) >= 0) {
+          console.error(`Warning! : Reserved keyword used --> ${trait} with identify call for user --> ${userId}`);
+        }
+      });
       for (const key in traits) {
         this.userTraits[key] = traits[key];
       }
@@ -574,15 +589,22 @@ class Analytics {
       this.userId = rudderElement.message.userId;
       this.storage.setUserId(this.userId);
     }
+    let traits;
 
     if (
       rudderElement &&
       rudderElement.message &&
       rudderElement.message.context &&
       rudderElement.message.context.traits
     ) {
+      traits = rudderElement.message.context.traits;
+      Object.keys(traits).forEach((trait) => {
+        if (reservedPropKeywords.indexOf(trait) >= 0) {
+          console.error(`Warning! : Reserved keyword used --> ${trait} with identify call for user --> ${this.userId}`);
+        }
+      });
       this.userTraits = {
-        ...rudderElement.message.context.traits,
+        ...traits,
       };
       this.storage.setUserTraits(this.userTraits);
     }
@@ -1177,3 +1199,4 @@ export {
   getAnonymousId,
   setAnonymousId,
 };
+

utils/constants.js

@@ -1,3 +1,14 @@
+// Reserved Keywords for properties/triats
+const reservedPropKeywords = [
+  "anonymous_id",
+  "id",
+  "sent_at",
+  "received_at",
+  "timestamp",
+  "original_timestamp",
+  "event_text",
+  "event",
+];
 // Message Type enumeration
 const MessageType = {
   TRACK: "track",
@@ -79,6 +90,7 @@ const MAX_WAIT_FOR_INTEGRATION_LOAD = 10000;
 const INTEGRATION_LOAD_CHECK_INTERVAL = 1000;
 
 export {
+  reservedPropKeywords,
   MessageType,
   ECommerceParamNames,
   ECommerceEvents,