window.ts

import { BrowserWindow } from "electron";

import { Event, Timer } from "./timer";

declare let MAIN_WINDOW_WEBPACK_ENTRY: string;
declare let MAIN_WINDOW_PRELOAD_WEBPACK_ENTRY: string;

// 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: BrowserWindow | null;

export { mainWindow };

export const createWindow = (): BrowserWindow => {
  if (mainWindow) {
    return mainWindow;
  }

  mainWindow = new BrowserWindow({
    titleBarStyle: "hidden",
    width: 600,
    height: 640,
    webPreferences: {
      preload: MAIN_WINDOW_PRELOAD_WEBPACK_ENTRY,
      allowRunningInsecureContent: false,
      contextIsolation: true,
      enableRemoteModule: false,
      nodeIntegration: false,
    },
  });

  mainWindow.loadURL(MAIN_WINDOW_WEBPACK_ENTRY);

  mainWindow.on("closed", () => {
    mainWindow = null;
  });

  return mainWindow;
};

export const connectWindow = (timer: Timer): void => {
  timer.on(Event.Ended, () => {
    createWindow();
    if (!mainWindow) {
      console.error("could not create window");
      return;
    }

    if (!mainWindow.isVisible()) {
      mainWindow.show();
    }
  });
};