class SenderInterface {
  async connect() {
    throw new Error('connect() must be implemented by sender classes');
  }

  send(command) {
    throw new Error('send() must be implemented by sender classes');
  }

  getStatus() {
    throw new Error('getStatus() must be implemented by sender classes');
  }

  disconnect() {
    throw new Error('disconnect() must be implemented by sender classes');
  }
}

module.exports = SenderInterface;