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Author: greetorp
Description Source Code Launch App Current Users
Created by: Greetorp
/*
	Name:	Blackjack
	Author:	mx2k6
	
	Version History
	============================================
	v1.0 02/02/2013: First release
	
 */
var total_tipped = 0;
var display_twice = false;

var blackjack = {
	handInProgress: false,
	cardNames: ['Ace', 'Two', 'Three', 'Four', 'Five', 'Six', 'Seven', 'Eight', 'Nine', 'Ten', 'Jack', 'Queen', 'King'],
	cardValues: {'Two': 2, 'Three': 3, 'Four': 4, 'Five': 5, 'Six': 6, 'Seven': 7, 'Eight': 8, 'Nine': 9, 'Ten': 10, 'Ace': 11, 'Jack': 11, 'Queen': 11, 'King': 11},
	playerHands: [],
	players: [],
	dealerHand: {
		'total': 0,
		blackjack: false,
		getAllCards: function () {
			return this.total + (this.blackjack ? " (Blackjack!)" : "");
		}
	},
	onBust: function (user) {},
	onCardDrawn: function (user, card) {},
	onGameOver: function (dealerWin, winnerName) {},
	setupDealerHand: function () {
		blackjack.dealerHand.total = Math.floor(Math.random() * 4) + 17;
		if (blackjack.dealerHand.total === 21) {
			blackjack.dealerHand.blackjack = Math.floor(Math.random() * 2) === 0 ? true : false;
		}
	},
	setupPlayerHand: function (user) {
		blackjack.players[blackjack.players.length] = user;
		blackjack.playerHands[user] = {
			user: user,
			busted: false,
			stood: false,
			getTotal: function () {
				var total = 0;
				var cardIndex = 0;
				for (cardIndex = 0; cardIndex < this.cards.length; cardIndex++) {
					if (this.cards[cardIndex] !== 'Ace') {
						total += blackjack.cardValues[this.cards[cardIndex]];
					} else {
						if (total + 11 > 21) {
							total++;
						} else {
							total += blackjack.cardValues[this.cards[cardIndex]];
						}
					}
				}
				return total;
			},
			addCard: function (card) {
				this.cards[this.cards.length] = card;
				if (this.getTotal() > 21) {
					this.busted = true;
					blackjack.onBust(this.user);
					blackjack.checkReady();
				}
			},
			getAllCards: function () {
				var cardIndex = 0;
				var cardString = "";
				for (cardIndex = 0; cardIndex < this.cards.length; cardIndex++) {
					cardString += this.cards[cardIndex] + ", ";
				}
				return cardString.substring(0, cardString.length - 2);
			},
			stand: function () {
				this.stood = true;
				blackjack.checkReady();
			},
			cards: []
		};
		blackjack.playerHands[user].addCard(blackjack.getNewCard());
		blackjack.playerHands[user].addCard(blackjack.getNewCard());
	},
	drawCard: function (user) {
		var card = blackjack.getNewCard();
		blackjack.playerHands[user].addCard(card);
		blackjack.onCardDrawn(user, card);
	},
	getNewCard: function () {
		return blackjack.cardNames[Math.floor(Math.random() * 13)];
	},
	gameOver: function () {
		var playerIndex = 0;
		var highestHand = {user: null, total: 0};
		for (playerIndex = 0; playerIndex < blackjack.players.length; playerIndex++) {
			if (blackjack.playerHands[blackjack.players[playerIndex]].getTotal() > highestHand.total && !blackjack.playerHands[blackjack.players[playerIndex]].busted) {
				highestHand.user = blackjack.playerHands[blackjack.players[playerIndex]].user;
				highestHand.total = blackjack.playerHands[blackjack.players[playerIndex]].getTotal();
			}
		}
		cb.log("gameOver(): highest hand is " + highestHand.total + " by " + highestHand.user);
		if (highestHand.total > blackjack.dealerHand.total || (highestHand.total === blackjack.dealerHand.total && !blackjack.dealerHand.blackjack)) {
			blackjack.onGameOver(false, highestHand.user);
		} else {
			blackjack.onGameOver(true, null);
		}
	},
	getIsPlaying: function (user) {
		var returnValue = false;
		if (typeof (blackjack.playerHands[user]) !== "undefined") {
			returnValue = true;
		}
		return returnValue;
	},
	checkReady: function () {
		var playerIndex = 0;
		var ready = true;
		for (playerIndex = 0; playerIndex < this.playerHands.length; playerIndex++) {
			ready = (ready && (blackjack.playerHands[playerIndex].busted || this.playerHands[playerIndex].stood));
		}
		if (ready) {
			blackjack.gameOver();
		}
	}
};
cb.settings_choices = [
	{name: 'prize', label: 'Prize for winner', type: 'str', minLength: 1, maxLength: 75},
	{name: 'players_required', label: 'Wait for how many players to start a round?', type: 'int', minValue: 1, maxValue: 5, defaultValue: 1},
	{name: 'tokens_per_round', label: 'Token cost to buy into a round', type: 'int', minValue: 1, maxValue: 100, defaultValue: 10},
	{name: 'tokens_per_card', label: 'Token cost per card drawn', type: 'int', minValue: 1, maxValue: 100, defaultValue: 10}
];

function setSubject(subject) {
	cb.changeRoomSubject(subject);
}

function update_App() {
	var new_subject = "";
	if (!blackjack.handInProgress) {
		new_subject = "Let's play Blackjack!  " + cb.settings.tokens_per_round + " tokens to deal in!  Winner gets " + cb.settings.prize;
	} else {
		new_subject = "We're playing Blackjack!  A new round will be starting soon, so please wait patiently";
	}
	setSubject(new_subject);
}

function onBust(user) {
	cb.chatNotice("Sorry, but you just busted!  Better luck next time!", user);
}

function onCardDrawn(user, card) {
	cb.chatNotice("You drew a " + card + ", for a total of " + blackjack.playerHands[user].getTotal(), user);
}

function onGameOver(dealerWin, winnerName) {
	if (dealerWin) {
		cb.chatNotice("Game Over!  Dealer wins this round!");
	} else {
		cb.chatNotice("Game Over!  And the winner this round is " + winnerName);
	}
	cb.chatNotice("To start a new round, type /reset", cb.room_slug);
}

function init() {
	blackjack.setupDealerHand();
	blackjack.onBust = onBust;
	blackjack.onCardDrawn = onCardDrawn;
	blackjack.onGameOver = onGameOver;

	update_App();
}

function reset() {
	blackjack.handInProgress = false;
	blackjack.playerHands = [];
	blackjack.players = [];

	cb.drawPanel();
	init();
}

function format_username(val) {
	var returnVal = "";
	if (val === null) {
		returnVal = "--";
	} else {
		returnVal = val.substring(0, 12);
	}
	return returnVal;
}

cb.onTip(function (tip) {
	total_tipped += tip.amount;

	if (!blackjack.handInProgress) {
		if (!blackjack.isPlaying(tip.from_user) && tip.amount >= cb.settings.tokens_per_round) {
			blackjack.setupPlayerHand(tip.from_user);
			cb.chatNotice("Your cards are: " + blackjack.playerHands[tip.from_user].getAllCards() + ".  Tip to deal another card, or type '/stand' to stick with what you've got.", tip.from_user);
		} else if (blackjack.isPlaying(tip.from_user) && tip.amount >= cb.settings.tokens_per_card) {
			blackjack.drawCard(tip.from_user);
		} else if (!blackjack.getIsPlaying(tip.from_user) && tip.amount < cb.settings.tokens_per_round) {
			cb.chatNotice("Sorry, you need to tip at least " + cb.settings.tokens_per_round + " tokens to play.  But thank you for your tip!", tip.from_user);
		} else if (blackjack.getIsPlaying(tip.from_user) && tip.amount < cb.settings.tokens_per_card) {
			cb.chatNotice("Sorry, you need to tip at least " + cb.settings.tokens_per_card + " tokens to draw a card.  But thank you for your tip!", tip.from_user);
		}
	} else {
		cb.chatNotice("Sorry, but you can't join in when a round is in progress.  But thank you for your tip!", tip.from_user);
	}

	update_App();
	cb.drawPanel();
});

cb.onDrawPanel(function (user) {
	var returnVal = null;
	if (user === cb.room_slug) {
		returnVal = {
			'template':   '3_rows_11_21_31',
			'row1_value': 'B L A C K J A C K',
			'row2_value': "Your hand: " + blackjack.dealerHand.getAllCards(),
			'row3_value': ""
		};
	} else if (blackjack.getIsPlaying(user)) {
		returnVal = {
			'template':   '3_rows_11_21_31',
			'row1_value': 'B L A C K J A C K',
			'row2_value': "Your cards: " + blackjack.playerHands[user].getAllCards() + " (" + blackjack.playerHands[user].getTotal() + ")",
			'row3_value': cb.settings.tokens_per_card + " to draw"
		};
	} else {
		returnVal = {
			'template':   '3_rows_11_21_31',
			'row1_value': 'B L A C K J A C K',
			'row2_value': cb.settings.tokens_per_round + " to deal in",
			'row3_value': cb.settings.tokens_per_card + " to draw"
		};
	}
	return returnVal;
});

cb.onMessage(function (message) {
    if (message.m.substring(0, 1) === "/") {
		message["X-Spam"] = true;
		if (message.m.toLowerCase() === "/stand") {
			blackjack.playerHands[message.user].stand();
		}
		if (message.m.toLowerCase() === "/reset") {
			reset();
		}
		if (message.user === cb.room_slug) {
			if (message.m.toLowerCase() === "/display") {
				if (!display_twice) {
					cb.chatNotice("WARNING: This command displays your hand to the viewers.  Please type it again in order to do this!", cb.room_slug);
					display_twice = true;
				}
			} else {
				cb.chatNotice("Dealer's cards total " + blackjack.dealerHand.total);
				display_twice = false;
			}
		}
	}
	return message;
});

init();