participants.js to get ARIA WG participants (#111)

* participants.js to get ARIA WG participants

* update EcmaVersion

* Update as per 4 March Editors discussion

* Fix indent

script/participants.js

@@ -0,0 +1,81 @@
+function getParticipants() {
+    // Define the W3C's group ID
+    const GROUP_ID = "83726";
+
+    // Define the base URL for the API, using the group ID
+    const BASE_URL = `https://api.w3.org/groups/${GROUP_ID}`;
+
+    // Define the ID of the list element where the user information will be inserted
+    const LIST_ID = "ack_group";
+
+    /**
+     * Fetches users and their affiliations from the API and returns an array of user information.
+     * Each element in the array is an object containing the user's title and affiliation.
+     *
+     * @async
+     * @function getUsersInfo
+     * @returns {Promise<Array<{title: string, affiliation: string}>>} - A promise that resolves to an array of user information.
+     */
+    async function getUsersInfo() {
+        // Send a GET request to the users endpoint
+        const response = await fetch(`${BASE_URL}/users`);
+        // Fetch the JSON data from the response
+        const data = await response.json();
+        // Extract the list of users
+        const users = data._links.users;
+
+        // Initialize an empty array to store user information
+        let usersInfo = [];
+        // Iterate over each user
+        for (const user of users) {
+            // Fetch the affiliation of the current user
+            const affiliation = await getAffiliation(user);
+            // Push an object containing the user's title and affiliation to the usersInfo array
+            usersInfo.push({ title: user.title, affiliation: affiliation });
+        }
+        // Return the array containing information of all users
+        return usersInfo;
+    }
+
+    /**
+     * Fetches the affiliation of a given user from the API.
+     *
+     * @async
+     * @function getAffiliation
+     * @param {Object} user - The user object.
+     * @returns {Promise<string>} - A promise that resolves to the title of the user's affiliation.
+     */
+    async function getAffiliation(user) {
+        // Send a GET request to the affiliations endpoint of the user
+        const response = await fetch(user.href + "/affiliations/");
+
+        // Fetch the JSON data from the response
+        const affiliations = await response.json();
+
+        // Extract the title of the first affiliation
+        const affiliation = affiliations._links.affiliations[0].title;
+
+        // Return the title of the affiliation
+        return affiliation;
+    }
+
+    /**
+     * Fetches users and their affiliations, creates a list item for each user with their title and affiliation,
+     * and appends these list items to a specified list in the document.
+     *
+     * @async
+     * @function insertUsersInfoIntoDocument
+     */
+    async function insertUsersInfoIntoDocument() {
+        const usersInfo = await getUsersInfo();
+        const usersList = document.querySelector(`#${LIST_ID} ul`);
+
+        for (const user of usersInfo) {
+            const li = document.createElement("li");
+            li.textContent = `${user.title} (${user.affiliation})`;
+            usersList.appendChild(li);
+        }
+    }
+
+    insertUsersInfoIntoDocument();
+}