Added riddles.

assets/riddle-dedupe.js

@@ -0,0 +1,19 @@
+'use strict';
+
+const riddles = require('./riddles.json');
+
+function init() {
+	const answers = new Map();
+
+	riddles.forEach((riddle) => {
+		riddle.answers.forEach((answer) => {
+			if (answers.has(answer)) {
+				console.log(`Possible duplicate, answer '${answer}' for ${riddle.riddle} ||| ${answers.get(answer).riddle}`);
+			}
+
+			answers.set(answer, riddle);
+		});
+	});
+}
+
+init();

config/default.js

@@ -57,6 +57,10 @@ module.exports = {
 		length: 9,
 		timeout: 60,
 	},
+	riddle: {
+		timeout: 10000,
+		score: false,
+	},
 	dice: {
 		maxRolls: 10,
 		maxFaces: 1000,

src/games/riddle.js

@@ -1,12 +1,59 @@
 'use strict';
 
+const config = require('config');
+const crypto = require('crypto');
+const timers = require('timers/promises');
+
 const riddles = require('../../assets/riddles.json');
+const style = require('../utils/style');
 
 const open = new Map();
 
-function onCommand(args, context) {
+const emojis = ['😆', '🤣', '😂', '😅', '🤪', '😛', '😝', '🙃', '🥲', '🤭', '😏', '🥴', '💀', '🤦'];
+
+async function onCommand(args, context) {
+	if (open.has(context.room.id)) {
+		context.sendMessage(open.get(context.room.id).riddle, context.room.id);
+		return;
+	}
+
+	const riddle = riddles[crypto.randomInt(0, riddles.length)];
+	const ac = new AbortController(); // eslint-disable-line no-undef
+
+	open.set(context.room.id, { ...riddle, ac });
+
+	context.sendMessage(riddle.riddle, context.room.id);
+	context.logger.info(`Riddle asked "${riddle.riddle}" with answer: ${riddle.answers[0]}`);
+
+	try {
+		await timers.setTimeout(config.riddle.timeout, null, { signal: ac.signal });
+
+		open.delete(context.room.id);
+		context.sendMessage(`No one guessed the riddle: ${style.bold(riddle.fullAnswer)}! ${emojis[crypto.randomInt(0, emojis.length)]}`, context.room.id);
+	} catch (error) {
+		// timer aborted because someone guessed the answer
+	}
+}
+
+function onMessage(message, context) {
+	const riddle = open.get(context.room?.id);
+
+	if (riddle && riddle.answers.some((answer) => new RegExp(`\\b${answer}s?\\b`, 'i').test(message.body))) {
+		riddle.ac.abort();
+		open.delete(context.room.id);
+
+		if (config.riddle.score) {
+			context.setPoints(context.user, 1);
+			context.sendMessage(`${style.bold(style.yellow(riddle.fullAnswer))} is the right answer! ${context.user.prefixedUsername} gets a point.`, context.room.id);
+
+			return;
+		}
+
+		context.sendMessage(`${style.bold(riddle.fullAnswer)} is the right answer!`, context.room.id);
+	}
 }
 
 module.exports = {
 	onCommand,
+	onMessage,
 };

src/play.js

@@ -61,7 +61,7 @@ function getPoints(game, rawUsername, { user, room, command }) {
 		? Object.entries(gamePoints || {}).find(([identifier]) => identifier.split(':')[1] === username)?.[1]
 		: gamePoints?.[`${user?.id}:${user?.username}`];
 
-	game.sendMessage(`${username ? `${style.bold(username)} has` : 'You have'} scored ${style.bold(userPoints || 0)} points in ${game.name}, ${config.usernamePrefix}${user.username}`, room.id);
+	game.sendMessage(`${username ? `${style.bold(username)} has` : 'You have'} scored ${style.bold(userPoints || 'no')} points in ${game.name}, ${config.usernamePrefix}${user.username}`, room.id);
 }
 
 function getLeaderboard(game, { user, room, command }) {