fix: revert "remove ztringification for nested objects and arrays in …

…event data for custom events" commit

This reverts commit 9157b28.

src/v0/destinations/clevertap/transform.js

@@ -66,6 +66,51 @@ const responseWrapper = (payload, destination) => {
   return response;
 };
 
+/**
+ * Expected behaviors:                            
+    payload = {                                       "finalPayload": {
+      "device": {                                          "device": "{\"browser\":{\"name\":\"Chrome121\",\"version\":\"106.0.0.0\"},\"os\":{\"version\":\"10.15.7\"}}",
+        "browser": {                                       "name": "macOS",
+          "name": "Chrome121",                             "platform": "web"
+          "version": "106.0.0.0"                        }
+        },
+        "os": {
+          "version": "10.15.7"
+        }
+      },
+      "name": "macOS",
+      "platform": "web"
+    }                                        
+ *                                                    
+  }
+ * This function stringify the payload attributes if it's an array or objects.
+ * @param {*} payload
+ * @returns
+ * return the final payload after converting to the relevant data-types.
+ */
+const convertObjectAndArrayToString = (payload, event) => {
+  const finalPayload = {};
+  if (payload) {
+    Object.keys(payload).forEach((key) => {
+      if (payload[key] && (Array.isArray(payload[key]) || typeof payload[key] === 'object')) {
+        finalPayload[key] = JSON.stringify(payload[key]);
+      } else {
+        finalPayload[key] = payload[key];
+      }
+    });
+    if (event === 'Charged' && finalPayload.Items) {
+      finalPayload.Items = JSON.parse(finalPayload.Items);
+      if (
+        !Array.isArray(finalPayload.Items) ||
+        (Array.isArray(finalPayload.Items) && typeof finalPayload.Items[0] !== 'object')
+      ) {
+        throw new InstrumentationError('Products property value must be an array of objects');
+      }
+    }
+  }
+  return finalPayload;
+};
+
 // generates clevertap identify payload with both objectId and identity
 const mapIdentifyPayloadWithObjectId = (message, profile) => {
   const userId = getFieldValueFromMessage(message, 'userIdOnly');
@@ -265,14 +310,6 @@ const responseBuilderSimple = (message, category, destination) => {
         ['properties'],
         ['checkout_id', 'revenue', 'products', 'ts'],
       );
-
-      if (
-        !Array.isArray(eventPayload.evtData.Items) ||
-        (Array.isArray(eventPayload.evtData.Items) &&
-          typeof eventPayload.evtData.Items[0] !== 'object')
-      ) {
-        throw new InstrumentationError('Products property value must be an array of objects');
-      }
     }
     // For other type of events we need to follow payload for sending events
     // Source: https://developer.clevertap.com/docs/upload-events-api
@@ -281,6 +318,13 @@ const responseBuilderSimple = (message, category, destination) => {
       eventPayload = constructPayload(message, MAPPING_CONFIG[category.name]);
     }
     eventPayload.type = 'event';
+    // stringify the evtData if it's an Object or array.
+    if (eventPayload.evtData) {
+      eventPayload.evtData = convertObjectAndArrayToString(
+        eventPayload.evtData,
+        eventPayload.evtName,
+      );
+    }
 
     // setting identification for tracking payload here based on destination config
     if (destination.Config.enableObjectIdMapping) {

test/integrations/destinations/clevertap/processor/data.ts

@@ -1462,11 +1462,6 @@ export const data = [
               properties: {
                 country_region: 'India',
                 test: 'abc',
-                listCategories: ['list1', 'list2'],
-                objectCategories: {
-                  category1: 'value1',
-                  category2: 'value2',
-                },
               },
               receivedAt: '2021-08-20T12:49:07.691Z',
               rudderId: '138c4214-b537-4f77-9dea-9abde70b5147',
@@ -1501,11 +1496,6 @@ export const data = [
                       evtData: {
                         country_region: 'India',
                         test: 'abc',
-                        listCategories: ['list1', 'list2'],
-                        objectCategories: {
-                          category1: 'value1',
-                          category2: 'value2',
-                        },
                       },
                       type: 'event',
                       objectId: 'cd3a4439-7df0-4475-acb9-6659c7c4dfe3',