[DEST-757][CC-4858] Add product list viewed event to Monetate (#142)

* Added Product List Viewed event type

* Add tests

Author: CarlosMecha

integrations/monetate/HISTORY.md

@@ -1,4 +1,10 @@
 
+3.0.0 / 2019-06-24
+==================
+
+  * support for product list viewed events as `addProducts`
+  * change product view Monetate event to `addProductDetails`
+
 2.2.0 / 2016-09-06
 ==================
 

integrations/monetate/lib/index.js

@@ -40,7 +40,8 @@ Monetate.prototype.initialize = function() {
   if (this.options.retail) {
     this.options.events = {
       orderCompleted: 'addPurchaseRows',
-      productViewed: 'addProducts',
+      productViewed: 'addProductDetails',
+      productListViewed: 'addProducts',
       productAdded: 'addCartRows'
     };
   }
@@ -71,6 +72,25 @@ Monetate.prototype.page = function(page) {
   push('setPageType', page.category() || page.name() || 'unknown');
 };
 
+/**
+ * Product list viewed.
+ *
+ * @param {Track} track
+ */
+
+Monetate.prototype.productListViewed = function(track) {
+  var products = track.products();
+  var items = [];
+
+  each(products, function(product) {
+    var track = new Track({ properties: product });
+    var p = toProducts(track);
+    items.push(p);
+  });
+
+  push(this.options.events.productListViewed, items);
+};
+
 /**
  * Product viewed.
  *
@@ -105,14 +125,29 @@ Monetate.prototype.orderCompleted = function(track) {
 
   each(products, function(product) {
     var track = new Track({ properties: product });
-    product = toProduct(track);
-    product.conversionId = orderId;
-    items.push(product);
+    var p = toProduct(track);
+    p.conversionId = orderId;
+    items.push(p);
   });
 
   push(this.options.events.orderCompleted, items);
 };
 
+/**
+ * Reformat a product list view into a Monetate-compatible format.
+ *
+ * @api private
+ * @param {Track} track
+ * @return {Object}
+ */
+
+function toProducts(track) {
+  return {
+    itemId: track.productId() || track.id(),
+    sku: track.sku()
+  };
+}
+
 /**
  * Reformat a product into to a Monetate-compatible format.
  *

integrations/monetate/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@segment/analytics.js-integration-monetate",
   "description": "The Monetate analytics.js integration.",
-  "version": "2.2.0",
+  "version": "3.0.0",
   "keywords": [
     "analytics.js",
     "analytics.js-integration",

integrations/monetate/test/index.test.js

@@ -113,7 +113,39 @@ describe('Monetate', function() {
           price: 299,
           quantity: 8
         });
-        analytics.called(window.monetateQ.push, ['addProducts', ['bb161be4']]);
+        analytics.called(window.monetateQ.push, [
+          'addProductDetails',
+          ['bb161be4']
+        ]);
+      });
+
+      it('should track product list viewed', function() {
+        analytics.track('product list viewed', {
+          products: [
+            {
+              product_id: 'bb161be4',
+              sku: 'fc0b3bb',
+              name: 'sony pulse',
+              price: 299,
+              quantity: 8
+            },
+            {
+              product_id: 'bb181be4',
+              sku: 'fc1b3bb',
+              name: 'sony play',
+              price: 299,
+              quantity: 1
+            }
+          ]
+        });
+        var expected = [
+          'addProducts',
+          [
+            { itemId: 'bb161be4', sku: 'fc0b3bb' },
+            { itemId: 'bb181be4', sku: 'fc1b3bb' }
+          ]
+        ];
+        analytics.called(window.monetateQ.push, expected);
       });
 
       it('should track product added', function() {