import { getGlobalConfig } from '../utils/config'

export type NotificationOptions = {
  message: string
  title?: string
}

function sendITerm2Notification({ message, title }: NotificationOptions): void {
  const displayString = title ? `${title}:\n${message}` : message
  try {
    process.stdout.write(`\x1b]9;\n\n${displayString}\x07`)
  } catch {
    // Ignore errors
  }
}

function sendTerminalBell(): void {
  process.stdout.write('\x07')
}

export async function sendNotification(
  notif: NotificationOptions,
): Promise<void> {
  const channel = getGlobalConfig().preferredNotifChannel
  switch (channel) {
    case 'iterm2':
      sendITerm2Notification(notif)
      break
    case 'terminal_bell':
      sendTerminalBell()
      break
    case 'iterm2_with_bell':
      sendITerm2Notification(notif)
      sendTerminalBell()
      break
    case 'notifications_disabled':
      // Do nothing
      break
  }
}