[STRATCONN] 2841 Created mapping for Segment message id to pinterest event id (#783)

* mapMessageIdToEventId settings added

* Removed typo error

* Changed in test case

* added unit test case and mapped segment msgId as Pinterest event_id

* Change in unit test case

Author: AnkitSegment

integrations/pinterest-tag/lib/index.js

@@ -16,6 +16,7 @@ var Pinterest = (module.exports = integration('Pinterest Tag')
   .option('tid', '')
   .option('pinterestCustomProperties', [])
   .option('useEnhancedMatchLoad', false)
+  .option('mapMessageIdToEventId', false)
   .mapping('pinterestEventMapping')
   .tag('<script src="https://s.pinimg.com/ct/core.js"></script>'));
 
@@ -132,6 +133,10 @@ Pinterest.prototype.createPropertyMapping = function() {
     quantity: 'product_quantity',
     brand: 'product_brand'
   };
+
+  if(this.options.mapMessageIdToEventId){
+    this.propertyMap.messageId = 'event_id';
+  }
 };
 
 /**
@@ -184,6 +189,7 @@ Pinterest.prototype.generatePropertiesObject = function(track) {
 
   // Finally, add in any custom properties defined by the user.
   var customProps = this.options.pinterestCustomProperties;
+
   for (var j = 0; j < customProps.length; j++) {
     var customProperty = customProps[j];
     trackValue = track.proxy('properties.' + customProperty);

integrations/pinterest-tag/test/index.test.js

@@ -17,7 +17,8 @@ describe('Pinterest', function() {
       'User Signed Up': 'Signup'
     },
     pinterestCustomProperties: ['custom_prop'],
-    useEnhancedMatchLoad: false
+    useEnhancedMatchLoad: false,
+    mapMessageIdToEventId: true
   };
 
   beforeEach(function() {
@@ -44,6 +45,7 @@ describe('Pinterest', function() {
         .option('pinterestCustomProperties', [])
         .option('tid', '')
         .option('useEnhancedMatchLoad', false)
+        .option('mapMessageIdToEventId', false)
     );
   });
 
@@ -92,5 +94,24 @@ describe('Pinterest', function() {
         });
       });
     });
+
+    describe('#track', function() {
+      beforeEach(function() {
+        analytics.spy(window, 'pintrk');
+      });
+
+      it('should set Segment messageId as Pinterest Evnet Id', function() {
+        analytics.track('Order Completed', {
+          currency: 'SGD',
+          value: 10.0,
+          messageId: 'testing5671'
+        });
+        analytics.called(window.pintrk, 'track', 'Checkout', {
+          value: 10.0,
+          currency: 'SGD',
+          event_id: 'testing5671'
+        });
+      });
+    });
   });
 });