import { app, BrowserWindow } from "electron"
import * as path from "path"
import { spawn } from "node:child_process"

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

  // launch the kernel
  const kernel = spawn("python3", ['-m', 'psya'], { stdio: ['inherit', 'pipe', 'inherit' ]})
  let resolved = false
  const url: string = await new Promise(resolve =>
    kernel.stdout.on('data', data => {
      if (!resolved) {
        resolve(data.toString('utf8').trim())
        resolved = true
      }
      console.log(data.toString('utf8'))
    })
  )
  // kernel.stdout.pipe(process.stdout)

  // and load the index.html of the app.
  // mainWindow.loadFile(path.join(__dirname, "../index.html"));
  mainWindow.loadURL(url)

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

// 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.whenReady().then(() => {
  createWindow();

  app.on("activate", function () {
    // On macOS 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 (BrowserWindow.getAllWindows().length === 0) createWindow();
  });
});

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

// 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.