fix get count dislikes on mobile version of youtube (#888)

* fix (ryd.content.script.js, events.js) fix get count likes on mobile version of yt (tested on android device)

* fix fallback solution for get dislikes

Extensions/combined/ryd.content-script.js

@@ -44,18 +44,27 @@ import {
 initExtConfig();
 
 let jsInitChecktimer = null;
+let isSetInitialStateDone = false;
 
 function setEventListeners(evt) {
   function checkForJS_Finish() {
-    if (isShorts() || (getButtons()?.offsetParent && isVideoLoaded())) {
-      addLikeDislikeEventListener();
-      setInitialState();
-      getBrowser().storage.onChanged.addListener(storageChangeHandler);
-      clearInterval(jsInitChecktimer);
-      jsInitChecktimer = null;
+    try {
+      if (isShorts() || (getButtons()?.offsetParent && isVideoLoaded())) {
+        addLikeDislikeEventListener();
+        setInitialState();
+        isSetInitialStateDone = true;
+        getBrowser().storage.onChanged.addListener(storageChangeHandler);
+        clearInterval(jsInitChecktimer);
+        jsInitChecktimer = null;
+      } 
+    } catch(exception) {
+      if(!isSetInitialStateDone) {
+        setInitialState();
+      }
     }
   }
 
+
   jsInitChecktimer = setInterval(checkForJS_Finish, 111);
 }
 

Extensions/combined/src/events.js

@@ -85,9 +85,11 @@ function dislikeClicked() {
 function addLikeDislikeEventListener() {
   if (!window.returnDislikeButtonlistenersSet) {
     getLikeButton().addEventListener("click", likeClicked);
-    getDislikeButton().addEventListener("click", dislikeClicked);
     getLikeButton().addEventListener("touchstart", likeClicked);
-    getLikeButton().addEventListener("touchstart", dislikeClicked);
+    if(getDislikeButton()) {
+      getDislikeButton().addEventListener("click", dislikeClicked);
+      getDislikeButton().addEventListener("touchstart", dislikeClicked);
+    }
     window.returnDislikeButtonlistenersSet = true;
   }
 }