feat: added option to replace insights

package.json

@@ -1,4 +1,5 @@
 {
+  "version": "0.1.0",
   "scripts": {
     "build": "npx swc ./webflow/language_switcher.js -o ./dist/language_switcher.min.js --config-file .swcrc",
     "build:new": "./compile.js"

webflow/language_switcher.js

@@ -1,8 +1,36 @@
-const LANG_IDENTIFIER = "data-lang";
-const DEFAULT_LANG = "en";
-const WF_LANG_SELECTOR = ".weglot-lang-selection";
-const WF_LANG_CURRENT = ".weglot-current";
-const DEV = false;
+/**
+ * Setup the default options for the script
+
+ * @returns {Object}
+ */
+const weglotDefaultOptions = {
+  LANG_IDENTIFIER: "data-lang",
+  DEFAULT_LANG: "en",
+  WF_LANG_SELECTOR: ".weglot-lang-selection",
+  WF_LANG_CURRENT: ".weglot-current",
+  DEV: false,
+  INSIGHTS: {
+    enabled: false,
+    domain: "",
+    prefix: "insights",
+  },
+};
+
+/**
+ * Allows the user to override the default options.
+ *
+ * @param {Object} options
+ * @returns {Object}
+ * @example
+ * window.weglotCustomOptions = {
+ *  DEV: true,
+ * }
+ */
+const weglotOptions = Object.assign(
+  {},
+  weglotDefaultOptions,
+  window.weglotCustomOptions
+);
 
 /**
  * Example of initializing the library.
@@ -22,60 +50,121 @@ const DEV = false;
  * @docs https://developers.weglot.com/javascript/javascript-functions#languagechanged
  */
 Weglot.on("languageChanged", (newLang, prevLang) => {
-  log(`Language changed from ${prevLang} to ${newLang}`);
+  weglotImpl.setup(newLang, prevLang);
+});
+
+/**
+ * On initial load of the weglot, here we just want to attach click events
+ * to the buttons.
+ */
+Weglot.on("initialized", () => {
+  weglotImpl.setupEventListeners();
+});
+
+const weglotImpl = {
+  setup(newLang, prevLang) {
+    weglotImpl.log(`Language changed from ${prevLang} to ${newLang}`);
+
+    const otherLangOptions = document.querySelectorAll(
+      weglotOptions.WF_LANG_SELECTOR
+    );
+    const wfCurrent = document.querySelector(weglotOptions.WF_LANG_CURRENT);
+    const previous = prevLang || weglotOptions.DEFAULT_LANG;
 
-  const otherLangOptions = document.querySelectorAll(WF_LANG_SELECTOR);
-  const wfCurrent = document.querySelector(WF_LANG_CURRENT);
-  const previous = prevLang || DEFAULT_LANG;
+    wfCurrent.textContent = newLang.toUpperCase();
 
-  wfCurrent.textContent = newLang.toUpperCase();
+    const otherLangOptionsArray = Array.from(otherLangOptions);
 
-  const otherLangOptionsArray = Array.from(otherLangOptions);
+    const elementToUpdate = otherLangOptionsArray.find(
+      (option) => option.getAttribute(weglotOptions.LANG_IDENTIFIER) === newLang
+    );
 
-  const elementToUpdate = otherLangOptionsArray.find(
-    (option) => option.getAttribute(LANG_IDENTIFIER) === newLang
-  );
+    elementToUpdate.setAttribute(weglotOptions.LANG_IDENTIFIER, previous);
+    elementToUpdate.textContent = previous.toUpperCase();
 
-  elementToUpdate.setAttribute(LANG_IDENTIFIER, previous);
-  elementToUpdate.textContent = previous.toUpperCase();
+    if (weglotOptions.INSIGHTS.enabled) {
+      weglotImpl.updateInsightsLinks(newLang, prevLang);
+    }
 
+    /**
+     * Rerun the event listeners to update the language
+     */
+    weglotImpl.setupEventListeners();
+  },
   /**
-   * Rerun the event listeners to update the language
+   * Using the WF_LANG_SELECTOR, we want to attach click events to all of the
+   * language buttons.
    */
-  setupEventListeners();
-});
+  setupEventListeners() {
+    const otherLangOptions = document.querySelectorAll(
+      weglotOptions.WF_LANG_SELECTOR
+    );
 
-/**
- * On initial load of the weglot, here we just want to attach click events
- * to the buttons.
- */
-Weglot.on("initialized", () => {
-  setupEventListeners();
-});
+    otherLangOptions.forEach((link) => {
+      link.removeEventListener("click", weglotImpl.weglotClickAttacher);
+      link.addEventListener("click", weglotImpl.weglotClickAttacher);
+    });
+  },
+  weglotClickAttacher(e) {
+    const lang = e.currentTarget.getAttribute(weglotOptions.LANG_IDENTIFIER);
+    e.preventDefault();
 
-/**
- * Using the WF_LANG_SELECTOR, we want to attach click events to all of the
- * language buttons.
- */
-function setupEventListeners() {
-  const otherLangOptions = document.querySelectorAll(WF_LANG_SELECTOR);
-
-  otherLangOptions.forEach((link) => {
-    link.removeEventListener("click", weglotClickAttacher);
-    link.addEventListener("click", weglotClickAttacher);
-  });
-}
-
-function weglotClickAttacher(e) {
-  const lang = e.currentTarget.getAttribute(LANG_IDENTIFIER);
-  e.preventDefault();
-
-  Weglot.switchTo(lang);
-  log("Setup listener for", lang);
-}
-
-function log(message) {
-  if (DEV) {
-    console.log(message);
-  }
-}
+    Weglot.switchTo(lang);
+    weglotImpl.log("Setup listener for", lang);
+  },
+  /**
+   * The implementation is built specifcally around how hubspot handle duplicate
+   * articles that are shared across languages.
+   *
+   * @example
+   * const url = 'https://article_url.com/${es}/article_title-${es}'
+   *
+   * @param {*} newLang
+   * @param {*} prevLang
+   */
+  updateInsightsLinks(newLang, prevLang) {
+    const links = document.getElementsByTagName("a");
+    const insightsLinks = Array.from(links).filter((link) =>
+      link.href.includes(weglotOptions.INSIGHTS.prefix)
+    );
+
+    weglotImpl.log(`Found ${insightsLinks.length} insights links`);
+
+    insightsLinks.forEach((link) => {
+      /**
+       * Remove the text from the links that have the previous lang at the end of the url
+       */
+      const url = link.href.replace(new RegExp(`-${prevLang}$`), "");
+
+      /**
+       * Separate the url into into two parts
+       */
+      const [fullUrl, params = ""] = url.split("?");
+
+      /**
+       * Used to check if there is a article title in the url
+       */
+      const separateBlog = fullUrl.split("/blog");
+
+      /**
+       * We want to detect if there is an article name after the blog
+       */
+      const articleName = separateBlog[1] ? separateBlog[1] : "";
+
+      if (newLang !== weglotOptions.DEFAULT_LANG) {
+        link.href = `${weglotOptions.INSIGHTS.domain}/${newLang}/blog${
+          articleName.length ? articleName : ""
+        }${articleName.length ? `-${newLang}` : ""}${params}`;
+      } else {
+        link.href = `${weglotOptions.INSIGHTS.domain}/${newLang}/blog${
+          articleName.length ? articleName : ""
+        }${params}`;
+      }
+    });
+  },
+  log(message) {
+    if (weglotOptions.DEV) {
+      console.log(message);
+    }
+  },
+};