//***********************************************************************************************************
//   CONFIDENTIAL
//
//   COPYRIGHT 2018 - 2021
//   Enscape Solutions, LLC DBA BlueCube Energy
//   All Rights Reserved
//
//   NOTICE:  All information contained herein is, and remains the property of Enscape Solutions.
//   The intellectual and technical concepts contained herein are proprietary to Enscape Solutions
//   and are protected by trade secret or copyright law. Dissemination of this information or
//   reproduction of this material is strictly prohibited unless prior written permission is obtained
//   from Enscape Solutions.
//
//   Included third party assets:
//   Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the MIT License.
//
//   CONFIDENTIAL
//***********************************************************************************************************


import * as sso from "office-addin-sso";
import { writeDataToOfficeDocument } from "./../taskpane/taskpane";
var loginDialog;

export function dialogFallback() {
  // We fall back to Dialog API for any error.
  const url = "/fallbackauthdialog.html";
  showLoginPopup(url);
}

// This handler responds to the success or failure message that the pop-up dialog receives from the identity provider
// and access token provider.
async function processMessage(arg) {
  console.log("Message received in processMessage: " + JSON.stringify(arg));
  let messageFromDialog = JSON.parse(arg.message);

  if (messageFromDialog.status === "success") {
    console.log("Status : " + JSON.stringify(messageFromDialog));
    
    // We now have a valid access token.
    loginDialog.close();
    const response = await sso.makeGraphApiCall(messageFromDialog.result);
    writeDataToOfficeDocument(response);
  } else {
    // Something went wrong with authentication or the authorization of the web application.
    loginDialog.close();
    sso.showMessage(JSON.stringify(messageFromDialog.error.toString()));
  }
}

// Use the Office dialog API to open a pop-up and display the sign-in page for the identity provider.
function showLoginPopup(url) {
  var fullUrl = location.protocol + "//" + location.hostname + (location.port ? ":" + location.port : "") + url;

  // height and width are percentages of the size of the parent Office application, e.g., PowerPoint, Excel, Word, etc.
  Office.context.ui.displayDialogAsync(fullUrl, { height: 60, width: 30 }, function (result) {
    console.log("Dialog has initialized. Wiring up events");
    loginDialog = result.value;
    loginDialog.addEventHandler(Office.EventType.DialogMessageReceived, processMessage);
  });
}