(added) duplicate snapshot check in background.js

Author: Theqwertypusher

src/extension/background.js

@@ -298,6 +298,11 @@ chrome.runtime.onMessage.addListener((request, sender) => {
         break;
       }
 
+      // DUPLICATE SNAPSHOT CHECK
+      const previousSnap = tabsObj[tabId].currLocation.stateSnapshot.children[0].componentData.actualDuration;
+      const incomingSnap = request.payload.children[0].componentData.actualDuration;
+      if (previousSnap === incomingSnap) break;
+
       // don't add anything to snapshot storage if tab is reloaded for the initial snapshot
       if (reloaded[tabId]) {
         reloaded[tabId] = false;