chore: Move URL comparison logic to utils (#11617)

app/javascript/portal/portalHelpers.js

@@ -2,6 +2,7 @@ import { createApp } from 'vue';
 import VueDOMPurifyHTML from 'vue-dompurify-html';
 import { domPurifyConfig } from '../shared/helpers/HTMLSanitizer';
 import { directive as onClickaway } from 'vue3-click-away';
+import { isSameHost } from '@chatwoot/utils';
 
 import slugifyWithCounter from '@sindresorhus/slugify';
 import PublicArticleSearch from './components/PublicArticleSearch.vue';
@@ -25,52 +26,6 @@ export const getHeadingsfromTheArticle = () => {
   return rows;
 };
 
-/**
- * Converts various input formats to URL objects.
- * Handles URL objects, domain strings, relative paths, and full URLs.
- * @param {string|URL} input - Input to convert to URL object
- * @returns {URL|null} URL object or null if input is invalid
- */
-const toURL = input => {
-  if (!input) return null;
-  if (input instanceof URL) return input;
-
-  if (
-    typeof input === 'string' &&
-    !input.includes('://') &&
-    !input.startsWith('/')
-  ) {
-    return new URL(`https://${input}`);
-  }
-
-  if (typeof input === 'string' && input.startsWith('/')) {
-    return new URL(input, window.location.origin);
-  }
-
-  return new URL(input);
-};
-
-/**
- * Determines if two URLs belong to the same host by comparing their normalized URL objects.
- * Handles various input formats including URL objects, domain strings, relative paths, and full URLs.
- * Returns false if either URL cannot be parsed or normalized.
- * @param {string|URL} url1 - First URL to compare
- * @param {string|URL} url2 - Second URL to compare
- * @returns {boolean} True if both URLs have the same host, false otherwise
- */
-const isSameHost = (url1, url2) => {
-  try {
-    const urlObj1 = toURL(url1);
-    const urlObj2 = toURL(url2);
-
-    if (!urlObj1 || !urlObj2) return false;
-
-    return urlObj1.hostname === urlObj2.hostname;
-  } catch (error) {
-    return false;
-  }
-};
-
 export const openExternalLinksInNewTab = () => {
   const { customDomain, hostURL } = window.portalConfig;
   const isOnArticlePage =