Split Single and Multi Player Games

2026-06-26 06:42:50 +02:00 · 2019-12-02 22:38:40 -05:00
parent 53fba29dc0
commit 7dfdc7060c
29 changed files with 42 additions and 38 deletions
@@ -0,0 +1,155 @@
+const Command = require('../../structures/Command');
+const { stripIndents } = require('common-tags');
+const { shuffle, verify } = require('../../util/Util');
+const suits = ['♣', '♥', '♦', '♠'];
+const faces = ['Jack', 'Queen', 'King'];
+
+module.exports = class BlackjackCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'blackjack',
+			aliases: ['twenty-one', '21', 'bj'],
+			group: 'sp-games',
+			memberName: 'blackjack',
+			description: 'Play a game of blackjack.',
+			args: [
+				{
+					key: 'deckCount',
+					label: 'amount of decks',
+					prompt: 'How many decks do you want to use?',
+					type: 'integer',
+					default: 1,
+					max: 8,
+					min: 1
+				}
+			]
+		});
+	}
+
+	async run(msg, { deckCount }) { // eslint-disable-line complexity
+		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) });
+			const dealerHand = [];
+			this.draw(msg.channel, dealerHand);
+			this.draw(msg.channel, dealerHand);
+			const playerHand = [];
+			this.draw(msg.channel, playerHand);
+			this.draw(msg.channel, playerHand);
+			const dealerInitialTotal = this.calculate(dealerHand);
+			const playerInitialTotal = this.calculate(playerHand);
+			if (dealerInitialTotal === 21 && playerInitialTotal === 21) {
+				this.client.games.delete(msg.channel.id);
+				return msg.say('Well, both of you just hit blackjack. Right away. Rigged.');
+			} else if (dealerInitialTotal === 21) {
+				this.client.games.delete(msg.channel.id);
+				return msg.say('Ouch, the dealer hit blackjack right away! Try again!');
+			} else if (playerInitialTotal === 21) {
+				this.client.games.delete(msg.channel.id);
+				return msg.say('Wow, you hit blackjack right away! Lucky you!');
+			}
+			let playerTurn = true;
+			let win = false;
+			let reason;
+			while (!win) {
+				if (playerTurn) {
+					await msg.say(stripIndents`
+						**First Dealer Card:** ${dealerHand[0].display}
+
+						**You (${this.calculate(playerHand)}):**
+						${playerHand.map(card => card.display).join('\n')}
+
+						_Hit?_
+					`);
+					const hit = await verify(msg.channel, msg.author);
+					if (hit) {
+						const card = this.draw(msg.channel, playerHand);
+						const total = this.calculate(playerHand);
+						if (total > 21) {
+							reason = `You drew ${card.display}, total of ${total}! Bust`;
+							break;
+						} else if (total === 21) {
+							reason = `You drew ${card.display} and hit 21`;
+							win = true;
+						}
+					} else {
+						const dealerTotal = this.calculate(dealerHand);
+						await msg.say(`Second dealer card is ${dealerHand[1].display}, total of ${dealerTotal}.`);
+						playerTurn = false;
+					}
+				} else {
+					const inital = this.calculate(dealerHand);
+					let card;
+					if (inital < 17) card = this.draw(msg.channel, dealerHand);
+					const total = this.calculate(dealerHand);
+					if (total > 21) {
+						reason = `Dealer drew ${card.display}, total of ${total}! Dealer bust`;
+						win = true;
+					} else if (total >= 17) {
+						const playerTotal = this.calculate(playerHand);
+						if (total === playerTotal) {
+							reason = `${card ? `Dealer drew ${card.display}, making it ` : ''}${playerTotal}-${total}`;
+							break;
+						} else if (total > playerTotal) {
+							reason = `${card ? `Dealer drew ${card.display}, making it ` : ''}${playerTotal}-**${total}**`;
+							break;
+						} else {
+							reason = `${card ? `Dealer drew ${card.display}, making it ` : ''}**${playerTotal}**-${total}`;
+							win = true;
+						}
+					} else {
+						await msg.say(`Dealer drew ${card.display}, total of ${total}.`);
+					}
+				}
+			}
+			this.client.games.delete(msg.channel.id);
+			if (win) return msg.say(`${reason}! You won!`);
+			return msg.say(`${reason}! Too bad.`);
+		} catch (err) {
+			this.client.games.delete(msg.channel.id);
+			throw err;
+		}
+	}
+
+	generateDeck(deckCount) {
+		const deck = [];
+		for (let i = 0; i < deckCount; i++) {
+			for (const suit of suits) {
+				deck.push({
+					value: 11,
+					display: `${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();
+		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;
+		}, 0);
+	}
+};