xiao/commands/random/easter-egg.js

const Command = require('../../structures/Command');
const eastereggs = require('../../assets/json/easter-egg');

module.exports = class EasterEggCommand extends Command {
	constructor(client) {
		super(client, {
			name: 'easter-egg',
			aliases: ['tag'],
			group: 'random',
			memberName: 'easter-egg',
			description: 'Can you discover all the easter eggs?',
			args: [
				{
					key: 'tag',
					prompt: 'What easter egg do you want to view?',
					type: 'string',
					validate: tag => {
						if (eastereggs[tag.toLowerCase()]) return true;
						return 'Nope, that\'s not a valid easter egg. Try again!';
					},
					parse: tag => tag.toLowerCase()
				}
			]
		});
	}

	run(msg, args) {
		const { tag } = args;
		return msg.say(eastereggs[tag]);
	}
};