Playing Card Commands structure system

commands/games-sp/blackjack.js

@@ -1,8 +1,7 @@
 const Command = require('../../structures/Command');
 const { stripIndents } = require('common-tags');
-const { shuffle, verify } = require('../../util/Util');
-const suits = ['♣', '♥', '♦', '♠'];
-const faces = ['Jack', 'Queen', 'King'];
+const { verify } = require('../../util/Util');
+const Deck = require('../../structures/cards/Deck');
 const hitWords = ['hit', 'hit me'];
 const standWords = ['stand'];
 
@@ -32,7 +31,7 @@ module.exports = class BlackjackCommand extends Command {
 		const current = this.client.games.get(msg.channel.id);
 		if (current) return msg.reply(`Please wait until the current game of \`${current.name}\` is finished.`);
 		try {
-			this.client.games.set(msg.channel.id, { name: this.name, data: this.generateDeck(deckCount) });
+			this.client.games.set(msg.channel.id, { name: this.name, data: new Deck({ deckCount }) });
 			const dealerHand = [];
 			this.draw(msg.channel, dealerHand);
 			this.draw(msg.channel, dealerHand);
@@ -114,44 +113,18 @@ module.exports = class BlackjackCommand extends Command {
 		}
 	}
 
-	generateDeck(deckCount) {
-		const deck = [];
-		for (let i = 0; i < deckCount; i++) {
-			for (const suit of suits) {
-				deck.push({
-					value: 11,
-					display: `${suit} Ace`
-				});
-				for (let j = 2; j <= 10; j++) {
-					deck.push({
-						value: j,
-						display: `${suit} ${j}`
-					});
-				}
-				for (const face of faces) {
-					deck.push({
-						value: 10,
-						display: `${suit} ${face}`
-					});
-				}
-			}
-		}
-		return shuffle(deck);
-	}
-
 	draw(channel, hand) {
-		const deck = this.client.games.get(channel.id).data;
-		const card = deck[0];
-		deck.shift();
+		const { deck } = this.client.games.get(channel.id).data;
+		const card = deck.draw();
 		hand.push(card);
 		return card;
 	}
 
 	calculate(hand) {
-		return hand.sort((a, b) => a.value - b.value).reduce((a, b) => {
-			let { value } = b;
-			if (value === 11 && a + value > 21) value = 1;
-			return a + value;
+		return hand.sort((a, b) => a.blackjackValue - b.blackjackValue).reduce((a, b) => {
+			let { blackjackValue } = b;
+			if (blackjackValue === 11 && a + blackjackValue > 21) blackjackValue = 1;
+			return a + blackjackValue;
 		}, 0);
 	}
 };

commands/random-res/draw-cards.js

@@ -1,7 +1,5 @@
 const Command = require('../../structures/Command');
-const { shuffle } = require('../../util/Util');
-const suits = ['♣', '♥', '♦', '♠'];
-const faces = ['Jack', 'Queen', 'King'];
+const Deck = require('../../structures/cards/Deck');
 
 module.exports = class DrawCardsCommand extends Command {
 	constructor(client) {
@@ -28,26 +26,11 @@ module.exports = class DrawCardsCommand extends Command {
 				}
 			]
 		});
-
-		this.deck = null;
 	}
 
 	run(msg, { amount, jokers }) {
-		if (!this.deck) this.deck = this.generateDeck();
-		let cards = this.deck;
-		if (!jokers) cards = cards.filter(card => !card.includes('Joker'));
-		return msg.reply(`${amount === 1 ? '' : '\n'}${shuffle(cards).slice(0, amount).join('\n')}`);
-	}
-
-	generateDeck() {
-		const deck = [];
-		for (const suit of suits) {
-			deck.push(`${suit} Ace`);
-			for (let i = 2; i <= 10; i++) deck.push(`${suit} ${i}`);
-			for (const face of faces) deck.push(`${suit} ${face}`);
-		}
-		deck.push('⭐ Joker');
-		deck.push('⭐ Joker');
-		return deck;
+		const deck = new Deck({ includeJokers: jokers });
+		const cards = deck.draw(amount);
+		return msg.reply(`${amount === 1 ? '' : '\n'}${Array.isArray(cards) ? cards.join('\n') : cards}`);
 	}
 };

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "xiao",
-	"version": "114.8.7",
+	"version": "114.8.8",
 	"description": "Your personal server companion.",
 	"main": "Xiao.js",
 	"scripts": {
@@ -49,6 +49,7 @@
 		"moment-duration-format": "^2.3.2",
 		"moment-timezone": "^0.5.28",
 		"node-superfetch": "^0.1.10",
+		"pokersolver": "^2.1.3",
 		"random-js": "^2.1.0",
 		"rss-parser": "^3.8.0",
 		"soap": "^0.31.0",

structures/cards/Card.js

@@ -0,0 +1,46 @@
+const displaySuits = {
+	spades: '♠',
+	diamonds: '♦',
+	hearts: '♥',
+	clubs: '♣',
+	joker: '⭐'
+};
+
+module.exports = class Card {
+	constructor(value, suit) {
+		this.value = value;
+		this.suit = suit;
+	}
+
+	get blackjackValue() {
+		if (this.value === 'Joker') return 0;
+		if (this.value === 'King' || this.value === 'Queen' || this.value === 'Jack') return 10;
+		if (this.value === 'Ace') return 11;
+		return this.value;
+	}
+
+	get display() {
+		return `${displaySuits[this.suit]} ${this.value}`;
+	}
+
+	get pokersolverKey() {
+		if (this.value === 'Joker') return null;
+		let suitLetter;
+		switch (this.suit) {
+			case 'clubs': suitLetter = 'c'; break;
+			case 'hearts': suitLetter = 'h'; break;
+			case 'diamonds': suitLetter = 'd'; break;
+			case 'spades': suitLetter = 's'; break;
+		}
+		let value;
+		switch (this.value) {
+			case 'King': value = 'K'; break;
+			case 'Queen': value = 'Q'; break;
+			case 'Jack': value = 'J'; break;
+			case 'Ace': value = 'A'; break;
+			case 10: value = 'T'; break;
+			default: value = this.value; break;
+		}
+		return `${value}${suitLetter}`;
+	}
+};

structures/cards/Deck.js

@@ -0,0 +1,44 @@
+const Card = require('./Card');
+const suits = ['spades', 'hearts', 'diamonds', 'clubs'];
+const faces = ['Jack', 'Queen', 'King'];
+const { shuffle } = require('../../util/Util');
+
+module.exports = class Deck {
+	constructor(options) {
+		this.deckCount = options.deckCount || 1;
+		this.includeJokers = options.includeJokers || false;
+		this.deck = [];
+		this.makeCards(this.deckCount);
+	}
+
+	makeCards(deckCount) {
+		for (let i = 0; i < deckCount; i++) {
+			for (const suit of suits) {
+				this.deck.push(new Card('Ace', suit));
+				for (let j = 2; j <= 10; j++) this.deck.push(new Card(j, suit));
+				for (const face of faces) this.deck.push(new Card(face, suit));
+			}
+			if (this.includeJokers) {
+				this.deck.push(new Card('Joker', 'joker'));
+				this.deck.push(new Card('Joker', 'joker'));
+			}
+		}
+		this.deck = shuffle(this.deck);
+		return this.deck;
+	}
+
+	draw(amount = 1) {
+		const cards = [];
+		for (let i = 0; i < amount; i++) {
+			const card = this.deck[0];
+			this.deck.shift();
+			cards.push(card);
+		}
+		return amount === 1 ? cards[0] : cards;
+	}
+
+	reset() {
+		this.deck = this.makeCards(this.deckCount);
+		return this;
+	}
+};