Roulette command

commands/games/roulette.js

@@ -0,0 +1,68 @@
+const { Command } = require('discord.js-commando');
+const { oneLine } = require('common-tags');
+const { wait } = require('../../util/Util');
+const red = [1, 3, 5, 7, 9, 12, 14, 16, 18, 19, 21, 23, 25, 27, 30, 32, 34, 36];
+const black = [2, 4, 6, 8, 10, 11, 13, 15, 17, 20, 22, 24, 26, 28, 29, 31, 33, 35];
+const numbers = [0].concat(red, black);
+const dozens = ['1-12', '13-24', '25-36'];
+const halves = ['1-18', '19-36'];
+const columns = ['1st', '2nd', '3rd'];
+const parity = ['even', 'odd'];
+const colors = ['red', 'black'];
+
+module.exports = class RouletteCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'roulette',
+			group: 'games',
+			memberName: 'roulette',
+			description: 'Play a game of roulette.',
+			args: [
+				{
+					key: 'space',
+					prompt: 'What space do you want to bet on?',
+					type: 'string',
+					validate: space => {
+						if (numbers.includes(parseInt(space, 10))) return true;
+						if (dozens.includes(space)) return true;
+						if (halves.includes(space)) return true;
+						if (columns.includes(space.toLowerCase())) return true;
+						if (parity.includes(space.toLowerCase())) return true;
+						if (colors.includes(space.toLowerCase())) return true;
+						return oneLine`
+							Invalid space, please enter either a specific number from 0-36, a range of dozens (e.g. 1-12), a range of
+							halves (e.g. 1-18), a column (e.g. 1st), a color (e.g. black), or a parity (e.g. even).
+						`;
+					},
+					parse: space => space.toLowerCase()
+				}
+			]
+		});
+	}
+
+	async run(msg, { choice }) {
+		await msg.say('The roulette starts spinning...');
+		const number = Math.floor(Math.random() * 37);
+		const color = !number ? null : red.includes(number) ? 'RED' : 'BLACK';
+		const win = this.verifyWin(choice, number);
+		await wait(5000);
+		return msg.reply(`The result is **${number}${color ? ` ${color}` : ''}**. ${win ? 'You win!' : 'You lose...'}`);
+	}
+
+	verifyWin(choice, result) {
+		const number = parseInt(choice, 10);
+		if (numbers.includes(number)) return result === number;
+		if (dozens.includes(choice) || halves.includes(choice)) {
+			const range = choice.split('-');
+			return result >= range[0] && range[1] <= result;
+		}
+		if (colors.includes(choice)) {
+			if (!result) return false;
+			if (choice === 'black') return black.includes(result);
+			if (choice === 'red') return red.includes(result);
+		}
+		if (parity.includes(choice)) return parity[result % 2] === choice;
+		if (columns.includes(choice)) return columns[(result - 1) % 3] === choice;
+		return false;
+	}
+};

commands/random/user-roulette.js

@@ -1,11 +1,12 @@
 const { Command } = require('discord.js-commando');
 
-module.exports = class RouletteCommand extends Command {
+module.exports = class UserRouletteCommand extends Command {
 	constructor(client) {
 		super(client, {
-			name: 'roulette',
+			name: 'user-roulette',
+			aliases: ['member-roulette', 'random-user', 'random-member'],
 			group: 'random',
-			memberName: 'roulette',
+			memberName: 'user-roulette',
 			description: 'Randomly chooses a member of the server.',
 			guildOnly: true
 		});

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "xiaobot",
-	"version": "56.6.1",
+	"version": "57.0.0",
 	"description": "Your personal server companion.",
 	"main": "XiaoBot.js",
 	"scripts": {