main.js

// Modules to control application life and create native browser window
const {
  app, BrowserWindow, Menu, dialog, ipcMain,
} = require('electron');
require('electron-reload')(__dirname);
const fs = require('fs');
const path = require('path');
const { exec } = require('child_process');

const orcha = require('./src/orcha');

// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the JavaScript object is garbage collected.
let mainWindow;

function credentialCheck() {
  exec('aws sts get-caller-identity', (err, stdout, stderr) => {
    checkResponse(stdout);
  });
}

function checkResponse(terminalResponse) {
  let isJSON;

  try {
    isJSON = JSON.parse(terminalResponse);
  } catch (err) {}
  isJSON ? isLoggedIn(true) : isLoggedIn(true);
  // isJSON ? setProfile(isJSON):'';
}

// function setProfile(credentials){
//   let Arn = credentials.Arn.split(":");
//   let name = Arn[Arn.length-1].split("/")[1];
//   global.username = name;
// }

function isLoggedIn(loggedIn) {
  if (loggedIn) {
    createWindow();
  } else {
    mainWindow = new BrowserWindow({
      width: 300,
      height: 150,
    });
    mainWindow.loadFile('public/noLogin.html');
  }
}

function createWindow() {
  // Create the browser window.
  mainWindow = new BrowserWindow({
    width: 1920,
    height: 1440,
    options: {
      fullscreen: true,
    },
  });

  // and load the index.html of the app.
  mainWindow.loadFile('dist/index.html');

  // Set main menu
  setMainMenu();

  // Open the DevTools.
  mainWindow.webContents.openDevTools();

  // Emitted when the window is closed.
  mainWindow.on('closed', () => {
    // Dereference the window object, usually you would store windows
    // in an array if your app supports multi windows, this is the time
    // when you should delete the corresponding element.
    mainWindow = null;
  });
}

let configObject;
let jsonPath;

function setMainMenu() {
  const template = [
    {
      label: 'File',
      submenu: [
        {
          label: 'Open File',
          accelerator: 'CmdOrCtrl+O',
          click() {
            jsonPath = dialog.showOpenDialog({ properties: ['openFile'] })[0];
            const flowname = path.basename(jsonPath, '.json');
            const content = fs.readFileSync(jsonPath);
            configObject = JSON.parse(content);
            mainWindow.webContents.send('openFile', { configObject, flowname });
          },
        },
        {
          label: 'Run Workflow',
          accelerator: 'CmdOrCtrl+R',
          click() {
            mainWindow.webContents.send('runWorkflow', configObject);
          },
        },
        {
          label: 'Edit',
          submenu: [
            { label: 'Undo', accelerator: 'CmdOrCtrl+Z', selector: 'undo:' },
            { label: 'Redo', accelerator: 'Shift+CmdOrCtrl+Z', selector: 'redo:' },
            { type: 'separator' },
            { label: 'Cut', accelerator: 'CmdOrCtrl+X', selector: 'cut:' },
            { label: 'Copy', accelerator: 'CmdOrCtrl+C', selector: 'copy:' },
            { label: 'Paste', accelerator: 'CmdOrCtrl+V', selector: 'paste:' },
            { label: 'Select All', accelerator: 'CmdOrCtrl+A', selector: 'selectAll:' },
          ],
        },
      ],
    },
  ];

  const menu = Menu.buildFromTemplate(template);

  Menu.setApplicationMenu(menu);
}

ipcMain.on('changeColor', (event, func, color) => {
  mainWindow.webContents.send('render', func, color);
});

ipcMain.on('run', (event, workflowInput) => {
  console.log(workflowInput);

  if (jsonPath) {
    const configObject = {
      jsonPath,
      region: 'us-east-1',
      workflowInput: JSON.parse(workflowInput),
      statusUpdateCallback: (data) => {
        console.log('LAMBDA STUFF', JSON.stringify(data));
        mainWindow.webContents.send('statusUpdate', data);
      },
      endOfExecutionCallback: (data) => {
        console.log('END OF WORKFLOW', JSON.stringify(data));
        mainWindow.webContents.send('endOfExecution', data);
      },
      errorCallback: () => {
        console.log('errorCallback');
      },
    };

    orcha.executeWorkflow(configObject);
  }
});

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', credentialCheck);

// Quit when all windows are closed.
app.on('window-all-closed', () => {
  // On OS X it is common for applications and their menu bar
  // to stay active until the user quits explicitly with Cmd + Q
  if (process.platform !== 'darwin') {
    app.quit();
  }
});

app.on('activate', () => {
  // On OS X it's common to re-create a window in the app when the
  // dock icon is clicked and there are no other windows open.
  if (mainWindow === null) {
    createWindow();
  }
});