NewEduCoderBuild/js/jupyter.js

var lockEvent = false;
; (function (open) {
    XMLHttpRequest.prototype.open = function (method, url, async, user, password) {
      this.addEventListener("load", function () {
        if (method === "PUT") {
        // if(!lockEvent)
          window.top.postMessage('jupytermessage', '*');
        }
      });
      open.call(this, method, url, async, user, password);
    };
  })(XMLHttpRequest.prototype.open);
  
  (function (fetch) {
    window.fetch = function (url, options) {
      options = options || {}
      return fetch.apply(this, arguments).then(function (response) {
        try {
          if (options.method === "PUT" || (typeof url === "object" && url.method === "PUT")) {
          // if(!lockEvent)
            window.top.postMessage('jupytermessage', '*');
          }
        } catch (error) {
  
        }
        return response; 
      });
    };
  
  })(window.fetch);
  
  function saveCode() {
  try {
    var elements = document.querySelectorAll('[data-command="docmanager:save"]');

    elements.forEach(function (element) {
      element.click();
    });
  } catch (error) {

  }

  try {
    document.querySelector("[data-jupyter-action='jupyter-notebook:save-notebook']").click();
  } catch (error) {
    
  }
  

    var saveEvent = new KeyboardEvent('keydown', {
      key: 's',
      ctrlKey: true
    });
  
    document.dispatchEvent(saveEvent);
  }
  
  function onReceiveMessage(e) {
    try {
    if (e.data === 'saveCode') {
      lockEvent = true;
        saveCode()
      setTimeout(() => {
        lockEvent = false
      }, 1000)
      }
    } catch (error) {
      console.log('error:', error, e);
    }
  }
  

  window.addEventListener('message', onReceiveMessage);