// ==UserScript==
// @name         Auto Refresh ChatGPT session
// @namespace    http://github.com/zhaohongxuan
// @version      0.3
// @description  Auto refresh chatGPT session
// @author       hank zhao
// @match        https://chat.openai.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=openai.com
// @grant        GM_notification
// @license      AGPL-3.0-or-later
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';

   function showNotification() {
       GM_notification({
      title: 'chatGPT session auto refresh Failed',
      text: 'You can click this notification to reload page mannuly',
      timeout: 5000, // time in milliseconds the notification should stay visible (optional)
      onclick: function() { // callback function to execute when the notification is clicked (optional)
        location.reload()
      }
    });
   }

    const intervalId = setInterval(function() {
          var xhr = new XMLHttpRequest()
          xhr.open('GET', "https://chat.openai.com/api/auth/session")
          xhr.onload = function() {
              if (xhr.status === 200) {
                console.debug('refresh chatGPT session Success')
              } else {
                console.warn('refresh chatGPT session Failed: ', xhr.status)
                clearInterval(intervalId)
                showNotification()
              }
          }
          xhr.onerror = function() {
             console.warn('refresh chatGPT session Error: ', xhr.status)
             clearInterval(intervalId)
             showNotification()
          }
          xhr.send()
    }, 60000);
})();