feat(content): improve script

src/scripts/content.js

@@ -1,10 +1,5 @@
-if (!!window.chrome) {
 let attempts = 0;
 let filters = [];
-  const options = {
-    attributes: true,
-    childList: true,
-  };
 
 const fix = () => {
   const body = document.body.style;
@@ -30,19 +25,26 @@ if (!!window.chrome) {
   return null;
 };
 
+const observe = () => {
+  observer.observe(document.body, {
+    attributes: true,
+    childList: true,
+  });
+};
+
 const removeFromCache = () => {
   chrome.storage.local.get([document.location.hostname], (value) => {
     const matches = value[document.location.hostname];
 
     if (matches && !!matches.length) {
-        matches.forEach((match) => {
+      for (let i = 0; i < matches.length; i++) {
-          const element = retrieveElement(match);
+        const element = retrieveElement(matches[i]);
         const tagName = element ? element.tagName.toUpperCase() : "";
 
         if (element && !["BODY", "HTML"].includes(tagName)) {
           element.remove();
         }
-        });
+      }
     }
   });
 };
@@ -51,23 +53,18 @@ if (!!window.chrome) {
   chrome.storage.local.get([document.location.hostname], (store) => {
     const matches = store[document.location.hostname];
 
-      if (!!matches) {
-        if (!matches.includes(value)) {
     chrome.storage.local.set({
-            [document.location.hostname]: [...new Set([...matches, value])],
+      [document.location.hostname]: matches
+        ? [...new Set([...matches, value])]
+        : [value],
     });
-        }
-      } else {
-        chrome.storage.local.set({
-          [document.location.hostname]: [value],
-        });
-      }
   });
 };
 
 const removeFromFilters = () => {
   if (attempts < 5) {
-      filters.forEach((match) => {
+    for (let i = 0; i < filters.length; i++) {
+      const match = filters[i];
       const element = retrieveElement(match);
       const tagName = element ? element.tagName.toUpperCase() : "";
 
@@ -75,7 +72,7 @@ if (!!window.chrome) {
         updateCache(match);
         element.remove();
       }
-      });
+    }
   }
 };
 
@@ -86,14 +83,10 @@ if (!!window.chrome) {
     removeFromCache();
     removeFromFilters();
     attempts += 1;
-      observer.observe(document.body, options);
+    observe();
   });
 });
 
-  const observe = () => {
-    observer.observe(document.body, options);
-  };
-
 (async () => {
   const url = chrome.runtime.getURL("filters/index.txt");
   const db = await fetch(url).then((res) => res.text());
@@ -104,4 +97,3 @@ if (!!window.chrome) {
   removeFromFilters();
   observe();
 })();
-}