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Flummi merged 3 commits from uff into master 2023-07-13 22:07:21 +00:00
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7 changed files with 94 additions and 195 deletions
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2
README.md
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@ -3,8 +3,6 @@
## Installation & Usage
npm i
npm run build
cp config.example.json config.json
edit config.json

BIN
data/generate_table
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3
package.json
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@ -7,8 +7,7 @@
"x64"
],
"scripts": {
"start": "node ./src/index.mjs",
"build": "cd ./data && ./generate_table"
"start": "node ./src/index.mjs"
},
"author": "Flummi",
"license": "ISC",

112
src/inc/handranker.mjs
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@ -1,44 +1,84 @@
import fs from 'node:fs';
import constants from './constants.mjs';
export default new class handranker {
#ranks;
rankHands(board, hand) {
let bestHand = this.calcBestHand([...board, ...hand].map(c => this.toCard(c)));
constructor() {
this.#ranks = fs.readFileSync('./data/HandRanks.dat');
this.handtypes = [
"InvalidHand", "HighCard", "Pair",
"TwoPairs", "ThreeOfAKind", "Straight",
"Flush", "FullHouse", "FourOfAKind",
"StraightFlush"
];
this.cards = [''];
for(const cv of [..."23456789TJQKA"])
for(const cs of [..."CDHS"])
this.cards.push(cv + cs);
};
evalHand(cards) {
if(!this.#ranks)
throw new Error("HandRanks.dat not loaded, run 'npm run build' first!");
if(![7,6,5,3].includes(cards.length))
throw new Error("Hand must be 3, 5, 6, or 7 cards");
cards = cards.map(c => this.cards.indexOf(c));
let p = 53;
for(let i = 0; i < cards.length; i++)
p = this.#ranks.readUInt32LE((p + cards[i]) * 4);
if(cards.length == 5 || cards.length == 6)
p = this.#ranks.readUInt32LE(p * 4);
if(bestHand > 6000) bestHand += 2000;
return {
//handType: p >> 12,
handRank: p & 0x00000fff,
value: p,
handName: this.handtypes[p >> 12]
rank: bestHand,
percentage: (9999 - bestHand) / 100,
combination: this.toCombination(bestHand)
};
};
toCombination(r) {
if(r > 6185) return 'HighCard';
if(r > 3325) return 'Pair';
if(r > 2467) return 'TwoPairs';
if(r > 1609) return 'ThreeOfAKind';
if(r > 1599) return 'Straight';
if(r > 322) return 'Flush';
if(r > 166) return 'FullHouse';
if(r > 10) return 'FourOfAKind';
return 'StraightFlush';
};
cactusFastRankHand(hand) {
const [c0, c1, c2, c3, c4] = hand;
if((c0 & c1 & c2 & c3 & c4 & 0xf000) !== 0)
return constants.fastFlushes[(c0 | c1 | c2 | c3 | c4) >>> 16];
const r = constants.fastUnique5[(c0 | c1 | c2 | c3 | c4) >>> 16];
if(r)
return r;
let u = 0xe91aaa35 + (((c0 & 0xff) * (c1 & 0xff) * (c2 & 0xff) * (c3 & 0xff) * (c4 & 0xff)) | 0);
u = u ^ (u >>> 16);
u += u << 8;
u ^= u >>> 4;
return constants.hash[((u + (u << 2)) >>> 19) ^ (constants.hashAdjust[(u >>> 8) & 0x1ff] | 0)];
};
calcBestHand(hand) {
if(hand.length === 5)
return this.cactusFastRankHand([hand[0], hand[1], hand[2], hand[3], hand[4]])
if(hand.length === 6) {
const possibleHands = [
[hand[0], hand[1], hand[2], hand[3], hand[4]],
[hand[0], hand[1], hand[2], hand[3], hand[5]],
[hand[0], hand[1], hand[2], hand[4], hand[5]],
[hand[0], hand[1], hand[3], hand[4], hand[5]],
[hand[0], hand[2], hand[3], hand[4], hand[5]],
[hand[1], hand[2], hand[3], hand[4], hand[5]],
];
const sortedHands = possibleHands.map(h => this.cactusFastRankHand(h)).sort();
return sortedHands[0];
}
if(hand.length === 7) {
let r = 0;
let rank = 9999;
for(let i = 0; i < 21; i++) {
const inputHand = [
hand[constants.t7c5[i][0]],
hand[constants.t7c5[i][1]],
hand[constants.t7c5[i][2]],
hand[constants.t7c5[i][3]],
hand[constants.t7c5[i][4]],
];
r = this.cactusFastRankHand(inputHand);
if(r < rank)
rank = r;
}
return rank;
}
throw `Hand ranker doesn't support ${hand.length} cards`;
};
toCard(playingCard) {
const rank = constants.runeToRank[playingCard[0]];
const suit = constants.runeToSuit[playingCard[1]];
if(!suit || rank === undefined)
throw `Invalid playing card: ${playingCard}`;
return ((1 << rank) << 16) | (suit << 12) | (rank << 8) | constants.PRIMES[rank];
};
};

2
src/inc/helper.mjs
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@ -9,7 +9,7 @@ try {
}
export default new class {
suits = { "♠": "s", "♣": "c", "♦": "d", "♥": "h" };
suits = { "♠": "S", "♣": "C", "♦": "D", "♥": "H" };
stripColors = msg => msg.replace(/\x03\d{0,2}(,\d{0,2}|\x02\x02)?/g, '');
rand = (max = 1) => ~~(Math.random() * (max - 1) + 1);

136
src/inc/hr.mjs
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@ -1,136 +0,0 @@
import constants from './constants.mjs';
export default new class handranker {
rankHands(board, hand) {
const bestHand = this.calcBestHand(hand.map(c => this.toCard(c)), board.map(c => this.toCard(c)));
return {
rank: bestHand.rank,
percentage: (9999 - bestHand.rank) / 100,
combination: this.toCombination(bestHand.rank),
//madeHand: bestHand.madeHand.map((c) => this.toPlayingCard(c)),
//unused: bestHand.unused.map((c) => this.toPlayingCard(c)),
};
};
calcBestHand(pocketCards, communityCards) {
const cards = [...pocketCards, ...communityCards];
const { rank, madeHand } = this.rank567cardHand([...pocketCards, ...communityCards]);
return {
rank,
madeHand,
unused: cards.filter((c) => !madeHand.find((mc) => mc === c)),
};
};
toCombination(rank) {
const fixedRank = this.toFixedTexasRank(rank);
if(fixedRank === 10) return 'StraightFlush';
if(fixedRank === 166) return 'FourOfAKind';
if(fixedRank === 322) return 'FullHouse';
if(fixedRank === 1599) return 'Flush';
if(fixedRank === 1609) return 'Straight';
if(fixedRank === 2467) return 'ThreeOfAKind';
if(fixedRank === 3325) return 'TwoPairs';
if(fixedRank === 6185) return 'Pair';
if(fixedRank === 7462) return 'HighCard';
return 'Invalid';
};
cactusFastRankHand(hand) {
const [c0, c1, c2, c3, c4] = hand;
if((c0 & c1 & c2 & c3 & c4 & 0xf000) !== 0)
return constants.fastFlushes[(c0 | c1 | c2 | c3 | c4) >>> 16];
const r = constants.fastUnique5[(c0 | c1 | c2 | c3 | c4) >>> 16];
if(r)
return r;
let u = 0xe91aaa35 + (((c0 & 0xff) * (c1 & 0xff) * (c2 & 0xff) * (c3 & 0xff) * (c4 & 0xff)) | 0);
u = u ^ (u >>> 16);
u += u << 8;
u ^= u >>> 4;
return constants.hash[((u + (u << 2)) >>> 19) ^ (constants.hashAdjust[(u >>> 8) & 0x1ff] | 0)];
};
rank567cardHand(hand) {
if(hand.length === 5) {
return {
rank: this.cactusFastRankHand([hand[0], hand[1], hand[2], hand[3], hand[4]]),
madeHand: [hand[0], hand[1], hand[2], hand[3], hand[4]],
};
}
if(hand.length === 6) {
const possibleHands = [
[hand[0], hand[1], hand[2], hand[3], hand[4]],
[hand[0], hand[1], hand[2], hand[3], hand[5]],
[hand[0], hand[1], hand[2], hand[4], hand[5]],
[hand[0], hand[1], hand[3], hand[4], hand[5]],
[hand[0], hand[2], hand[3], hand[4], hand[5]],
[hand[1], hand[2], hand[3], hand[4], hand[5]],
];
const sortedHands = possibleHands.map(h => ({
rank: this.cactusFastRankHand(h),
madeHand: h,
})).sort((a, b) => a.rank - b.rank);
return sortedHands[0];
}
if (hand.length === 7) {
let r = 0;
let rank = 9999;
let bestHand = [hand[0], hand[1], hand[2], hand[3], hand[4]];
for (let i = 0; i < 21; i++) {
const inputHand = [
hand[constants.t7c5[i][0]],
hand[constants.t7c5[i][1]],
hand[constants.t7c5[i][2]],
hand[constants.t7c5[i][3]],
hand[constants.t7c5[i][4]],
];
r = this.cactusFastRankHand(inputHand);
if (r < rank) {
rank = r;
bestHand = inputHand;
}
}
return {
rank,
madeHand: bestHand,
};
}
throw new Error(`Hand ranker doesn't support ${hand.length} cards`);
};
toFixedTexasRank(r) {
if(r <= 10) return 10; // StraightFlush
if(r <= 166) return 166; // FourOfAKind
if(r <= 322) return 322; // FullHouse
if(r <= 1599) return 1599; // Flush
if(r <= 1609) return 1609; // Straight
if(r <= 2467) return 2467; // ThreeOfAKind
if(r <= 3325) return 3325; // TwoPairs
if(r <= 6185) return 6185; // Pair
if(r != 65535) return 7462; // HighCard
return 65535; // Invalid
};
toPlayingCard(card) {
const rankRune = constants.rankToRune[(card >> 8) & 0xf];
const suitRune = constants.suitToRune[(card >> 12) & 0xf];
if (!rankRune || !suitRune) {
throw new Error(`Cannot convert Card ${card} to PlayingCard`);
}
return (rankRune + suitRune);
};
toCard(playingCard) {
const [rank, suit] = this.toRankAndSuit(playingCard);
return ((1 << rank) << 16) | (suit << 12) | (rank << 8) | constants.PRIMES[rank];
};
toRankAndSuit(playingCard) {
const rank = constants.runeToRank[playingCard[0]];
const suit = constants.runeToSuit[playingCard[1]];
if (!suit || rank === undefined)
throw new Error(`Invalid playing card: ${playingCard}`);
return [rank, suit];
};
};

34
src/index.mjs
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@ -1,16 +1,15 @@
import cuffeo from 'cuffeo';
import handranker from './inc/handranker.mjs';
import helper from './inc/helper.mjs';
import hr from './inc/hr.mjs';
const cfg = helper.config;
export const bot = await new cuffeo(cfg.getFull().clients);
export const env = {
gamestate: 'notstarted, ' + (cfg.get('autojoin') ? 'autojoin' : 'no autojoin'), // [notstarted,preflop,flop,turn,river]
gamestate: 'not started, ' + (cfg.get('autojoin') ? 'autojoin' : 'no autojoin'),
hand: false,
board: false,
winchance: false,
odds: false,
joined: false,
callamount: 0,
pot: 0,
@ -43,10 +42,9 @@ bot.on("message", async e => {
let rank;
try {
rank = hr.rankHands(board, hand);
rank = handranker.rankHands(board, hand);
} catch(err) {
console.log(err);
return e.reply(JSON.stringify(err));
return e.reply(err);
}
e.reply(JSON.stringify(rank));
@ -162,7 +160,7 @@ bot.on("message", async e => {
// bot's turn
if(e.message.match(new RegExp(`Current player: ${e.self.me.nickname}( |$)`))) {
let action = 'c'; // default
if(env.gamestate === 'preflop' || !env.winchance) { // preflop
if(env.gamestate === 'preflop' || !env.odds) { // preflop
env.lastaction = action;
return e.reply(action); // checkcall
}
@ -173,7 +171,7 @@ bot.on("message", async e => {
if(env.callamount > env.bank) // not enough money lol
return e.reply(['huan!', 'f']);
if(env.winchance < 6500) {
if(env.odds < 6500) {
if(helper.rand(5) === 1 && env.callamount < (helper.rand(2, 6) * 10)) { // bad hand, call anyway
action = 'c';
}
@ -181,32 +179,32 @@ bot.on("message", async e => {
action = 'f';
}
}
else if(env.winchance > 7000) { // decent hand, raise
else if(env.odds > 55) { // decent hand, raise
if(helper.rand(5) === 1) { // 20%
action = 'r ' + (env.callamount + helper.rand(5) * 10);
}
}
else if(env.winchance > 15000) { // good hand lol
else if(env.odds > 70) { // good hand lol
if(helper.rand(2) === 1) { // 50%
action = 'r ' + (env.callamount + helper.rand(6) * 10);
}
}
else if(env.winchance > 20000) { // fuck them all
else if(env.odds > 85) { // fuck them all
action = 'r ' + (env.callamount + helper.rand(7) * 10);
}
}
else { // checkphase
if(env.winchance > 7000) { // decend hand, raise
if(env.odds > 55) { // decend hand, raise
if(helper.rand(5) === 1) { // 20%
action = 'r ' + (env.callamount + helper.rand(5) * 10);
}
}
else if(env.winchance > 15000) { // good hand lol
else if(env.odds > 70) { // good hand lol
if(helper.rand(2) === 1) { // 50%
action = 'r ' + (env.callamount + helper.rand(6) * 10);
}
}
else if(env.winchance > 20000) { // fuck them all
else if(env.odds > 85) { // fuck them all
action = 'r ' + (env.callamount + helper.rand(7) * 10);
}
}
@ -226,8 +224,8 @@ bot.on("message", async e => {
if(cfg.get('debug'))
e.reply(`${oldstate} -> ${env.gamestate}`);
const rank = handranker.evalHand([...env.board, ...env.hand]);
env.winchance = rank.value;
const rank = handranker.rankHands(env.board, env.hand);
env.odds = rank.percentage;
}
// end of game
@ -246,13 +244,13 @@ bot.on("message", async e => {
}
const oldstate = env.gamestate;
env.gamestate = 'notstarted, ' + (cfg.get('autojoin') ? 'autojoin' : 'no autojoin');
env.gamestate = 'not started, ' + (cfg.get('autojoin') ? 'autojoin' : 'no autojoin');
if(cfg.get('debug'))
e.reply(`${oldstate} -> ${env.gamestate}`);
env.hand = false;
env.board = false;
env.winchance = false;
env.odds = false;
env.joined = false;
env.pot = 0;
env.lastaction = false;