xiao/commands/games-sp/memory.js

const Command = require('../../framework/Command');
const { stripIndents } = require('common-tags');
const { delay } = require('../../util/Util');
const directions = ['up', 'down', 'left', 'right'];
const colors = ['red', 'blue', 'green', 'yellow'];
const fruits = ['apple', 'orange', 'pear', 'banana'];

module.exports = class MemoryCommand extends Command {
	constructor(client) {
		super(client, {
			name: 'memory',
			group: 'games-sp',
			description: 'Test your memory.',
			game: true,
			args: [
				{
					key: 'level',
					type: 'integer',
					min: 1,
					max: 20
				}
			]
		});
	}

	async run(msg, { level }) {
		const memorize = this.genArray(level);
		const memorizeDisplay = memorize.map(word => `\`${word.toUpperCase()}\``).join(' ');
		const memorizeMsg = await msg.say(stripIndents`
			**You have 10 seconds to memorize:**
			${memorizeDisplay}
		`);
		await delay(10000);
		await memorizeMsg.edit('Type what you saw. Don\'t worry about formatting, just the words.');
		const memorizeType = memorize.join(' ');
		const msgs = await msg.channel.awaitMessages({
			filter: res => msg.author.id === res.author.id,
			max: 1,
			time: 30000
		});
		if (!msgs.size) return msg.say(`Sorry, time is up! It was ${memorizeDisplay}.`);
		const answer = msgs.first().content.toLowerCase();
		if (answer !== memorizeType) return msg.say(`Sorry, you typed it wrong. It was ${memorizeDisplay}.`);
		return msg.say('Nice job! 10/10! You deserve some cake!');
	}

	genArray(level) {
		const sourceArr = [colors, directions, fruits][Math.floor(Math.random() * 3)];
		const arr = [];
		for (let i = 0; i < level; i++) arr.push(sourceArr[Math.floor(Math.random() * sourceArr.length)]);
		return arr;
	}
};