import readline from 'node:readline'

function restoreTerminal() {
  if (process.stdin.isTTY && process.stdin.setRawMode) {
    try {
      process.stdin.setRawMode(false)
    } catch {}
  }
  process.stdout.write('\x1b[0m')
}

function supportsKeypressInput() {
  return Boolean(process.stdin.isTTY && process.stdin.setRawMode)
}

export function bindKeypressInput() {
  if (!supportsKeypressInput()) {
    return
  }

  readline.emitKeypressEvents(process.stdin)
  process.stdin.setRawMode(true)
  // Allow Node.js to exit even if stdin is still listening
  process.stdin.unref()

  // restore terminal on exit
  process.on('exit', restoreTerminal)
  process.on('SIGINT', () => {
    restoreTerminal()
    process.exit(0)
  })
  process.on('SIGTERM', () => {
    restoreTerminal()
    process.exit(0)
  })

  process.stdin.on('keypress', (_key, data) => {
    const { ctrl, name } = data
    if (ctrl === true) {
      switch (name) {
        // biome-ignore lint/suspicious/noFallthroughSwitchClause: <explanation>
        case 'c':
          restoreTerminal()
          process.exit()
        case 'z':
          process.emit('SIGTSTP', 'SIGTSTP')
          break
      }
    } else {
      switch (name) {
        case 'r':
          // ctx.broadcastToMessageClients({ method: 'reload' })
          // ctx.log.info({
          //   msg: 'Reloading app',
          // })
          break
        case 'd':
          // ctx.broadcastToMessageClients({ method: 'devMenu' })
          // ctx.log.info({
          //   msg: 'Opening developer menu',
          // })
          break
        case 'c':
          process.stdout.write('\u001b[2J\u001b[0;0H')
          // TODO: after logging we should print information about port and host
          break
      }
    }
  })
}