import { electronApp, is, optimizer } from '@electron-toolkit/utils'
import { app, BrowserWindow, ipcMain, safeStorage, shell } from 'electron'
import { join } from 'path'
import icon from '../../resources/icon.png?asset'
import { NostrService } from './services/nostr.service'
import { StorageService } from './services/storage.service'
import { ThemeService } from './services/theme.service'
import { TSendToRenderer } from './types'

let mainWindow: BrowserWindow | null = null

function createWindow(): void {
  // Create the browser window.
  mainWindow = new BrowserWindow({
    width: 900,
    height: 670,
    show: false,
    autoHideMenuBar: true,
    ...(process.platform === 'linux' ? { icon } : {}),
    webPreferences: {
      preload: join(__dirname, '../preload/index.js'),
      sandbox: false
    },
    titleBarStyle: process.platform === 'darwin' ? 'hiddenInset' : undefined
  })

  mainWindow.on('ready-to-show', () => {
    mainWindow?.show()
  })

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

  mainWindow.webContents.setWindowOpenHandler((details) => {
    shell.openExternal(details.url)
    return { action: 'deny' }
  })

  // HMR for renderer base on electron-vite cli.
  // Load the remote URL for development or the local html file for production.
  if (is.dev && process.env['ELECTRON_RENDERER_URL']) {
    mainWindow.loadURL(process.env['ELECTRON_RENDERER_URL'])
  } else {
    mainWindow.loadFile(join(__dirname, '../renderer/index.html'))
  }

  if (is.dev) {
    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(async () => {
  // Set app user model id for windows
  electronApp.setAppUserModelId('com.jumble')

  // Default open or close DevTools by F12 in development
  // and ignore CommandOrControl + R in production.
  // see https://github.com/alex8088/electron-toolkit/tree/master/packages/utils
  app.on('browser-window-created', (_, window) => {
    optimizer.watchWindowShortcuts(window)
  })

  const sendToRenderer: TSendToRenderer = (channel, ...args) => {
    mainWindow?.webContents.send(channel, ...args)
  }

  const storageService = new StorageService()
  storageService.init()

  const themeService = new ThemeService(sendToRenderer)
  themeService.init()

  const nostrService = new NostrService()
  nostrService.init()

  ipcMain.handle('system:isEncryptionAvailable', () => safeStorage.isEncryptionAvailable())
  ipcMain.handle('system:getSelectedStorageBackend', () => {
    if (process.platform === 'darwin') {
      return 'keychain'
    }
    if (process.platform === 'win32') {
      return 'dpapi'
    }
    return safeStorage.getSelectedStorageBackend()
  })

  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.