Added numbers game.

config/default.js

@@ -28,7 +28,7 @@ module.exports = {
 		'mash',
 		'trivia',
 		'letters',
-		// 'numbers',
+		'numbers',
 		'hunt',
 		'8ball',
 		'geo',
@@ -101,6 +101,11 @@ module.exports = {
 		length: 9,
 		timeout: 60,
 	},
+	numbers: {
+		length: 6,
+		timeout: 60,
+		points: [10, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5], // points by distance
+	},
 	riddle: {
 		timeout: 30,
 		score: false,

src/games/letters.js

@@ -66,6 +66,11 @@ function playWord(rawWord, context) {
 function stop(context, aborted) {
 	const game = games.get(context.room.id);
 
+	if (!game) {
+		context.sendMessage(`There is no letters game going on, ${context.user.prefixedUsername}. You can start one with ${config.prefix}letters!`, context.room.id);
+		return;
+	}
+
 	game.ac.abort();
 	games.delete(context.room.id);
 
@@ -124,7 +129,7 @@ function pickLetters(type, context) {
 
 function start(context, letters) {
 	if (games.has(context.room.id)) {
-		context.sendMessage(`${getBoard(context)} This is the current board. Use ${config.prefix}letters:stop to reset.`, context.room.id);
+		context.sendMessage(`${getBoard(context)} is the current board. Use ${config.prefix}letters:stop to reset.`, context.room.id);
 		return;
 	}
 

src/games/numbers.js

@@ -1,14 +1,142 @@
 'use strict';
 
 const config = require('config');
-const { evaluate } = require('mathjs');
+const crypto = require('crypto');
+const timers = require('timers/promises');
+
+const {
+	create,
+	addDependencies,
+	divideDependencies,
+	evaluateDependencies,
+} = require('mathjs');
+
+const getLeaders = require('../utils/get-leaders');
+const pickRandom = require('../utils/pick-random');
+const style = require('../utils/style');
+const { solveAll } = require('../utils/numbers-solver');
 
 const games = new Map();
 
+const math = create({
+	addDependencies,
+	divideDependencies,
+	evaluateDependencies,
+});
+
+const settings = config.numbers;
+
+/* eslint-disable no-irregular-whitespace */
+function padNumber(number) {
+	if (!number) {
+		return '   ';
+	}
+
+	const string = String(number);
+
+	if (string.length === 3) {
+		return string;
+	}
+
+	if (string.length === 2) {
+		return ` ${string}`;
+	}
+
+	return ` ${string} `;
+}
+
+function getTarget(game) {
+	return `${style.grey(style.code('['))}${style.bold(style.code(game.target))}${style.grey(style.code(']'))}`;
+}
+
+function getBoardNumbers(game) {
+	// return `\`[\`${game.numbers.concat(Array.from({ length: config.numbers.length - game.numbers.length })).map((number) => style.bold(`\`${padNumber(number)}\``)).join('`|`')}\`]\``;
+	return `${style.grey(style.code('['))}${game.numbers.concat(Array.from({ length: config.numbers.length - game.numbers.length })).map((number) => style.bold(style.code(padNumber(number)))).join(style.grey(style.code('|')))}${style.grey(style.code(']'))}`;
+}
+
 function getBoard(context) {
 	const game = games.get(context.room.id);
 
-	return game;
+	if (game.target) {
+		return `${getBoardNumbers(game)} and the target is ${getTarget(game)}`;
+	}
+
+	return getBoardNumbers(game);
+}
+
+function countNumbers(numbers) {
+	return numbers.reduce((acc, number) => ({ ...acc, [number]: (acc[number] || 0) + 1 }), {});
+}
+
+function stop(context, aborted) {
+	const game = games.get(context.room.id);
+
+	if (!game) {
+		context.sendMessage(`There is no numbers game going on, ${context.user.prefixedUsername}. You can start one with ${config.prefix}numbers!`, context.room.id);
+		return;
+	}
+
+	game.ac.abort();
+	games.delete(context.room.id);
+
+	if (game.winner) {
+		context.setPoints(game.winner, game.points[game.winner.username]);
+	}
+
+	const wrapText = aborted
+		? `The game was stopped by ${style.cyan(`${config.usernamePrefix}${context.user.username}`)}.`
+		: style.bold('Time\'s up!');
+
+	const winnerText = game.winner
+		? `The winner is ${style.bold(game.winner.prefixedUsername)}, who gets ${style.bold(game.points[game.winner.username])} points.`
+		: 'No one found a solution.';
+
+	const leaders = Object.keys(game.points).length > 1
+		? `Honorary mentions: ${getLeaders(game.points, context.user, { skip: [game.winner.username] })}.`
+		: null;
+
+	const solution = game.solution.answer === game.target
+		? `The target ${getTarget(game)} ${game.points[game.winner?.username] === 10 ? 'was' : 'could be'} solved as follows: ${style.bold(style.code(game.winner?.solution || game.solution.solution))}.`
+		: `The target ${getTarget(game)} was impossible, the closest answer is ${style.bold(game.solution.answer)} as follows: ${style.bold(style.code(game.solution.solution))}.`;
+
+	context.sendMessage([wrapText, winnerText, leaders, solution].filter(Boolean).join(' '), context.room.id);
+}
+
+async function play(context) {
+	const game = games.get(context.room.id);
+
+	game.counts = countNumbers(game.numbers);
+	game.target = crypto.randomInt(100, 999);
+
+	game.solutions = await solveAll(game.numbers, game.target, 3);
+	game.solution = game.solutions.reduce((closest, solution) => (!closest || Math.abs(game.target - solution.answer) < Math.abs(game.target - closest.answer) ? solution : closest), null);
+
+	game.state = 'solutions';
+
+	context.sendMessage(`${getBoard(context)}. You have ${style.bold(style.green(settings.timeout))} seconds, let's start!`, context.room.id);
+	context.logger.info(`Numbers game started by ${context.user.username}, numbers ${game.numbers.join('|')}, target ${game.target}, ${game.solution.answer === game.target ? 'exact' : 'closest'} solution for ${game.solution.answer} is: ${game.solution.solution}`);
+
+	try {
+		await timers.setTimeout((settings.timeout / 3) * 1000, null, { signal: game.ac.signal });
+		context.sendMessage(`${getBoard(context)} ${style.bold(style.green(`${Math.round((settings.timeout / 3) * 2)} seconds`))} left`, context.room.id);
+
+		await timers.setTimeout((settings.timeout / 3) * 1000, null, { signal: game.ac.signal });
+		context.sendMessage(`${getBoard(context)} ${style.bold(style.green(`${Math.round(settings.timeout / 3)} seconds`))} left`, context.room.id);
+
+		await timers.setTimeout((settings.timeout / 3) * 1000, null, { signal: game.ac.signal });
+
+		stop(context);
+	} catch (error) {
+		// abort expected, probably not an error
+	}
+}
+
+function pickBig() {
+	return pickRandom([100, 75, 50, 25]);
+}
+
+function pickSmall() {
+	return pickRandom([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
 }
 
 function pickNumbers(type, context) {
@@ -18,62 +146,161 @@ function pickNumbers(type, context) {
 		return;
 	}
 
-	console.log('pick', type);
+	if (type === 'big') {
+		game.numbers = game.numbers.concat(pickBig());
+	}
+
+	if (type === 'small') {
+		game.numbers = game.numbers.concat(pickSmall());
+	}
+
+	if (type !== 'small' && type !== 'big') {
+		type.toLowerCase().slice(0, config.numbers.length - game.numbers.length).split('').forEach((typeKey) => {
+			game.numbers = game.numbers.concat(typeKey === 'b' ? pickBig() : pickSmall());
+		});
+	}
+
+	if (game.numbers.length === config.numbers.length) {
+		play(context);
+		return;
+	}
+
+	context.sendMessage(`${getBoard(context)} Would you like a big number or a small one?`, context.room.id);
 }
 
 function playSolution(solution, context) {
+	const game = games.get(context.room.id);
 
+	try {
+		const parsed = math.parse(solution.replace(/`/g, '')); // backticks may be used to prevent the expression from being expanded by Markdown in SChat
+		const numbers = parsed.filter((node) => node.type === 'ConstantNode').map((node) => node.value);
+		const counts = countNumbers(numbers);
+		const imagined = Object.keys(counts).filter((number) => !game.counts[number]);
+		const overused = Object.entries(counts).filter(([number, count]) => count > game.counts[number]).map(([number]) => number);
+
+		if (imagined.length > 0) {
+			context.sendMessage(`You are using ${imagined.map((number) => style.bold(number)).join(' and ')} not on the board, ${context.user.prefixedUsername}`, context.room.id);
+			return;
 		}
 
-function start(context) {
+		if (overused.length > 0) {
+			context.sendMessage(`You are using ${overused.map((number) => style.bold(number)).join(' and ')} too often, ${context.user.prefixedUsername}`, context.room.id);
+			return;
+		}
+
+		const answer = parsed.evaluate();
+		const distance = Math.abs(game.target - answer);
+		const points = config.numbers.points[distance];
+		const lastScore = game.points[context.user.username] || 0;
+		const highestScore = Object.values(game.points).reduce((acc, userPoints) => (userPoints > acc ? userPoints : acc), 0);
+
+		const summary = distance === 0
+			? `Your solution ${style.bold(style.code(parsed))} results in ${style.bold(answer)}, which is ${style.bold('exactly on target')}`
+			: `Your solution ${style.bold(style.code(parsed))} results in ${style.bold(answer)}, which is ${style.bold(distance)} away from target ${style.bold(game.target)}`;
+
+		if (points && points > lastScore) {
+			game.points[context.user.username] = points;
+		}
+
+		if (points && points > highestScore) {
+			game.winner = {
+				...context.user,
+				solution: parsed,
+			};
+
+			context.sendMessage(`${summary} for ${style.bold(points)} points, the current winner, ${context.user.prefixedUsername}`, context.room.id);
+
+			return;
+		}
+
+		if (points && points > lastScore) {
+			context.sendMessage(`${summary} for ${style.bold(points)} points, your personal best, but not beating the winning ${style.bold(highestScore)} points, ${context.user.prefixedUsername}`, context.room.id);
+
+			return;
+		}
+
+		if (points) {
+			context.sendMessage(`${summary} for ${style.bold(points)} points, but does not beat your personal best of ${style.bold(lastScore)} points, ${context.user.prefixedUsername}`, context.room.id);
+
+			return;
+		}
+
+		context.sendMessage(`${summary} for ${style.bold('no')} points, ${context.user.prefixedUsername}`, context.room.id);
+	} catch (error) {
+		// invalid answer
+		context.logger.error(error);
+	}
+}
+
+function start(context, numbers) {
 	if (games.has(context.room.id)) {
-		context.sendMessage(`${getBoard(context)} This is the current board. Use ${config.prefix}numbers:stop to reset.`);
+		context.sendMessage(`${getBoard(context)} is the current board. Use ${config.prefix}numbers:stop to reset.`, context.room.id);
 		return;
 	}
 
 	games.set(context.room.id, {
 		state: 'pick',
+		numbers: [],
+		target: null,
+		points: {},
+		winner: null,
+		ac: new AbortController(), // eslint-disable-line no-undef
 	});
 
+	if (numbers) {
+		pickNumbers(numbers, context);
+		return;
+	}
+
 	context.sendMessage('Let\'s play the numbers! Would you like a big number or a small one?', context.room.id);
 }
 
 function onCommand(args, context) {
+	if (context.subcommand === 'stop') {
+		stop(context, true);
+		return;
+	}
+
+	if (['numsgo', 'numgo'].includes(context.command) || ['start', 'go', 'auto', 'random'].includes(context.subcommand)) {
+		start(context, 'bbssss'); // two from the top, four from the bottom, please Rachel
+		return;
+	}
+
 	if (!args.subcommand) {
 		start(context);
 	}
 }
 
 function onMessage(message, context) {
-	console.log('message', message.body);
-
 	const game = games.get(context.room.id);
+	const body = message.originalBody || message.body; // * gets resolved to <em>
 
 	if (game?.state === 'pick') {
-		const multi = message.body.match(/\b[bs]{2,}\b/i)?.[0];
+		const multi = body.match(/\b[bs]{2,}\b/i)?.[0];
 
 		if (multi) {
 			pickNumbers(multi.toLowerCase(), context);
 			return;
 		}
 
-		if (/big/i.test(message.body)) {
+		if (/big/i.test(body)) {
 			pickNumbers('big', context);
 			return;
 		}
 
-		if (/small/i.test(message.body)) {
+		if (/small/i.test(body)) {
 			pickNumbers('small', context);
 			return;
 		}
 	}
 
 	if (game?.state === 'solutions') {
-		playSolution(message.body);
+		playSolution(body, context);
 	}
 }
 
 module.exports = {
 	onCommand,
 	onMessage,
+	commands: ['numsgo', 'numgo'],
 };

src/play.js

@@ -73,7 +73,7 @@ function getLeaderboard(game, { user, room, command }) {
 		return;
 	}
 
-	game.sendMessage(`The top ${Math.min(Object.keys(leaderboard).length, 10)} ${style.italic(game.name)} players are: ${getLeaders(leaderboard, user, false, 10)}`, room.id);
+	game.sendMessage(`The top ${Math.min(Object.keys(leaderboard).length, 10)} ${style.italic(game.name)} players are: ${getLeaders(leaderboard, user, { ping: false, limit: 10 })}`, room.id);
 }
 
 /* eslint-disable no-irregular-whitespace */

src/utils/get-leaders.js

@@ -3,8 +3,9 @@
 const config = require('config');
 const style = require('./style');
 
-function getLeaders(points, user, ping = true, limit = Infinity) {
+function getLeaders(points, user, { ping = true, limit = 20, skip = [] } = {}) {
 	return Object.entries(points)
+		.filter(([userKey]) => !skip.includes(userKey))
 		.sort(([, scoreA], [, scoreB]) => scoreB - scoreA)
 		.slice(0, limit)
 		.map(([userKey, score], index) => {

src/utils/style.js

@@ -21,7 +21,7 @@ function schatCode(text) {
 
 function curate(fn) {
 	return (text) => {
-		if (text) {
+		if (typeof text !== 'undefined' && text !== null) {
 			return fn(text);
 		}