Yieldone Analytics Adapter: Fix empty events (#5617)

* Added Y1 Analytics Adapter

* rename y1AnalyticsAdapter in yieldoneAnalyticsAdapter

* Yieldone Bid Adapter: fixes from lint check

* Yieldone Analytics Adapter: fix endpoint protocol

* Added spec file for yieldone Analytics Adapter

* Add adUnitName to analytics data for Yieldone Analytics Adapter

* Fix yieldone Analytics Adapter to log only id from adUnitPath

* Fix bug with timeout event in Yieldone Analytics Adapter

* Update yieldone analytics adapter to remove excess 'ad' field from data

* Update yieldone analytics adapter

* Yieldone Analytics Adapter: remove dispensable events from log

* Platform One Analytics Adapter: fixes after review

* Fix empty events in Yieldone Analytics Adapter

modules/yieldoneAnalyticsAdapter.js

@@ -123,7 +123,7 @@ const yieldoneAnalytics = Object.assign(adapter({analyticsType}), {
             auctionManager.getAdUnitCodes(),
             auctionManager.getBidsReceived()
           );
-          if (yieldoneAnalytics.eventsStorage[currentAuctionId]) {
+          if (yieldoneAnalytics.eventsStorage[currentAuctionId] && yieldoneAnalytics.eventsStorage[currentAuctionId].events.length) {
             yieldoneAnalytics.eventsStorage[currentAuctionId].page = {url: referrers[currentAuctionId]};
             yieldoneAnalytics.eventsStorage[currentAuctionId].pubId = pubId;
             yieldoneAnalytics.eventsStorage[currentAuctionId].wrapper_version = '$prebid.version$';
@@ -139,16 +139,16 @@ const yieldoneAnalytics = Object.assign(adapter({analyticsType}), {
       }
     }
   },
-  sendStat(events, auctionId) {
-    if (!events) return;
+  sendStat(data, auctionId) {
+    if (!data || !data.events || !data.events.length) return;
     delete yieldoneAnalytics.eventsStorage[auctionId];
     ajax(
       url,
       {
         success: function() {},
         error: function() {}
       },
-      JSON.stringify(events),
+      JSON.stringify(data),
       {
         method: 'POST'
       }