Welcome Greeting Message based on time

welcomeMessage.js

const welcomeMessage = () => {
  const hour = new Date().getHours();
  const message = {
    morning: 'Bom dia',
    afternoon: 'Boa tarde',
    evening: 'Boa noite',
    default: 'Olá',
  };

  if (hour >= 6 && hour <= 12) return message.morning;
  if (hour >= 12 && hour <= 18) return message.afternoon;
  if (hour >= 6 && hour <= 23) return message.evening;
  return message.default;
};

export default welcomeMessage;