main.js

const electron = require('electron');
const program = require('commander');

// parse command line parameters
program
  .version('1.0.0')
  .option('-s, --serverport [port]', 'web server http listening port (defaults to 8280)')
  .option('-x, --httpsport [port]', 'web server https listening port (defaults to 8283)')
  .option('-h, --serverhost [host]', 'web server listening host (defaults to all ip addresses)')
  .option('-l, --lndhost [host:port]', 'RPC lnd host (defaults to localhost:10009)')
  .option('-t, --usetls [path]', 'path to a directory containing key.pem and cert.pem files')
  .option('-u, --user [login]', 'basic authentication login')
  .option('-p, --pwd [password]', 'basic authentication password')
  .option('-r, --limituser [login]', 'basic authentication login for readonly account')
  .option('-w, --limitpwd [password]', 'basic authentication password for readonly account')
  .option('-m, --macaroon-path [file path]', 'path to admin.macaroon file')
  .option('-d, --disable-macaroon', 'set this flag if you do not want to use macaroon files for auth', false)
  .option('-f, --logfile [file path]', 'path to file where to store the application logs')
  .option('-e, --loglevel [level]', 'level of logs to display (debug, info, warn, error)')
  .option('-n, --lndlogfile <file path>', 'path to lnd log file to send to browser')
  .parse(process.argv);

// First start the back-end server

const path = require('path');
const url = require('url');
const server = require('./app/server')(program);

const serverRootPath = server.getURL();

// Module to control application life.
const { app } = electron;
// Module to create native browser window.
const { BrowserWindow } = electron;

// 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 createWindow() {
  // Create the browser window.
  mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: {
      nodeIntegration: false,
      preload: path.join(__dirname, 'preload.js'),
    },
  });

  mainWindow.webContents.setUserAgent(serverRootPath);

  // and load the index.html of the app.
  mainWindow.loadURL(url.format({
    pathname: path.join(__dirname, 'public/lnd.html'),
    protocol: 'file:',
    slashes: true,
  }));

  // 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;
  });
}

// 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', createWindow);

// 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();
  }
});

// In this file you can include the rest of your app"s specific main process
// code. You can also put them in separate files and require them here.