"use strict";

import { app } from "electron";
import { createWindow } from './window';
import { initSession } from './session';
import { initAudioIO, stopStream } from './audio';
import { backgroundMitt } from '@/modules/emitter';

let win: boolean;

// Listen for window creation.
backgroundMitt.on('window-active', (state: boolean) => {
    win = state;
});

// Run when electron app is initialized.
async function main() {
    console.log("MAIN:Initializing Electron App.")

    // Must wait til window is created.
    await createWindow();

    // Instantiate socket session with crimata-platorm.
    initSession();

    // Begin audio stream.
    initAudioIO();

}

// Root function of app.
export function initApp(dev: boolean): void {

    // On initial startup.
    app.on("ready", () => {
      main()
    });

    // Quit app on window closed.
    app.on("window-all-closed", () => {
      console.log("MAIN:Quitting app.")
      app.quit()
    });

    // Shutdown audio streams peacefully.
    app.on("before-quit", () => {
      stopStream()
    });

    // When user clicks app icon (re-open)
    app.on("activate", () => {

      if (!win) {
        createWindow();
      }

    });

    // Exit cleanly on request from parent process in development mode.
    if (dev) {
      if (process.platform === "win32") {
        process.on("message", data => {
          if (data === "graceful-exit") {
            app.quit();
          }
        });
      } else {
        process.on("SIGTERM", () => {
          app.quit();
        });
      }
    }
}