provide sample config

.gitignore

@@ -1,2 +1,3 @@
 node_modules
 config.json
+data/HandRanks.dat

config.example.json

@@ -0,0 +1,19 @@
+{
+  "clients": [{
+    "type": "irc",
+    "enabled": true,
+    "network": "n0xy",
+    "host": "",
+    "port": 6697,
+    "ssl": true,
+    "selfSigned": false,
+    "sasl": false,
+    "nickname": "schmirc",
+    "username": "schmirc",
+    "password": "",
+    "realname": "schmirc",
+    "channels": [
+      "#poker"
+    ]
+  }]
+}

package-lock.json

@@ -7,17 +7,14 @@
     "": {
       "name": "schmirc",
       "version": "1.0.0",
+      "cpu": [
+        "x64"
+      ],
       "license": "ISC",
       "dependencies": {
-        "@xpressit/winning-poker-hand-rank": "^0.1.6",
         "cuffeo": "^1.2.2"
       }
     },
-    "node_modules/@xpressit/winning-poker-hand-rank": {
-      "version": "0.1.6",
-      "resolved": "https://registry.npmjs.org/@xpressit/winning-poker-hand-rank/-/winning-poker-hand-rank-0.1.6.tgz",
-      "integrity": "sha512-l7b8GAKOT6k79qKF/SesCgQLvCjHZkhihf5QhgcL9w3hiya2JeCVyg07TVayoyO8PzDq56MH+yKk5rcbDMYScw=="
-    },
     "node_modules/cuffeo": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/cuffeo/-/cuffeo-1.2.2.tgz",

package.json

@@ -2,14 +2,17 @@
   "name": "schmirc",
   "version": "1.0.0",
   "description": "",
-  "main": "index.js",
+  "main": "index.mjs",
+  "cpu": [
+    "x64"
+  ],
   "scripts": {
-    "start": "node ./src/index.mjs"
+    "start": "node ./src/index.mjs",
+    "build": "cd ./data && ./generate_table"
   },
   "author": "Flummi",
   "license": "ISC",
   "dependencies": {
-    "@xpressit/winning-poker-hand-rank": "^0.1.6",
     "cuffeo": "^1.2.2"
   }
 }

src/inc/handranker.mjs

@@ -1,6 +1,44 @@
-export default new class handranker {
+import fs from 'node:fs';
-  constructor() {
-    return this;
-  };
 
+export default new class handranker {
+  #ranks;
+
+  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);
+
+    return {
+      handType: p >> 12,
+      handRank: p & 0x00000fff,
+      value: p,
+      handName: this.handtypes[p >> 12]
+    };
+  };
 };

src/index.mjs

@@ -1,5 +1,4 @@
 import cuffeo from 'cuffeo';
-import { rankHands } from '@xpressit/winning-poker-hand-rank';
 import handranker from './inc/handranker.mjs';
 import cfg from '../config.json' assert { type: 'json' };
 
@@ -8,6 +7,7 @@ const bot = await new cuffeo(cfg.clients);
 const suits = { "♠": "S", "♣": "C", "♦": "D", "♥": "H" };
 
 const stripColors = msg => msg.replace(/\x03\d{0,2}(,\d{0,2}|\x02\x02)?/g, '');
+const rand = (max = 1) => ~~(Math.random() * (max - 1) + 1);
 
 const parseCards = msg => {
   const output = [];
@@ -21,22 +21,34 @@ const parseCards = msg => {
 };
 
 const env = {
+  gamestate: 'preflop', // [preflop,flop,turn,river]
   hand: false,
   board: false,
   winchance: false,
-  called: false,
   joined: false,
   callamount: 0,
   pot: 0,
-  bank: 0
+  bank: 0,
+  lastaction: false // debug purpose
 };
 
+bot.on("notice", msg => {
+  if(msg.match(/^Your hand/)) {
+    env.hand = parseCards(msg);
+    console.log('hand:', env.hand);
+  }
+});
+
 bot.on("message", e => {
+  if(e.channel !== '#poker') {
+    return;
+  }
   if(e.message.match(new RegExp(`^${e.self.me.nickname}: Your bank account`))) {
     env.bank = +e.message.match(/is: (\d+) \(/)[1];
   }
   if(e.message === ".pj" || e.message === "pj" && !env.hand && !env.joined) {
     env.joined = true;
+    //return e.reply("pj");
     return e.reply("bb\npj");
   }
   if(e.message === ".pl" && !env.hand) {
@@ -57,104 +69,113 @@ bot.on("message", e => {
   if(e.user.nick !== 'hirc' || !env.hand)
     return;
   
-  if(e.message.match(/(small|big) blind/)) {
+  // tracker
-    env.callamount = +e.message.match(/pays (\d+) \(/)[1];
-    env.pot += env.callamount;
-    if(e.message.includes(e.self.me.nickname)) {
-      env.bank -= +e.message.match(/pays (\d+) \(/)[1];
-    }
-    console.log(`callamount: ${env.callamount}; potsize: ${env.pot}; winchance: ${env.winchance}`);
-  }
   if(e.message.includes('raises the pot')) {
-    env.callamount = +e.message.match(/pot by (\d+)/)[1];
+    env.callamount = +e.message.match(/raises the pot by (\d+)/)[1];
     env.pot += env.callamount;
-    console.log(`callamount: ${env.callamount}; potsize: ${env.pot}; winchance: ${env.winchance}`);
+    if(e.message.includes(e.self.me.nickname))
+      env.bank -= env.callamount;
+    return;
   }
-  if(e.message.match(/calls \d+\./)) {
+  if(e.message.includes('calls')) {
     env.callamount = +e.message.match(/calls (\d+)\./)[1];
     env.pot += env.callamount;
-    console.log(`callamount: ${env.callamount}; potsize: ${env.pot}; winchance: ${env.winchance}`);
+    if(e.message.includes(e.self.me.nickname))
+      env.bank -= env.callamount;
+    return;
   }
-  if(e.message.includes('check')) {
+  if(e.message.endsWith('blind).')) { // blinds
-    console.log(`callamount: ${env.callamount}; potsize: ${env.pot}; winchance: ${env.winchance}`);
+    env.callamount = +e.message.match(/pays (\d+) \(/)[1];
-  }
+    env.pot += env.callamount;
-  
+    env.gamestate = 'preflop';
-  if(e.message.match(new RegExp(`^Current player: ${e.self.me.nickname}( |$)`)) && env.hand) {
+    if(e.message.includes(e.self.me.nickname))
-    if(!env.winchance) { // preflop
+      env.bank -= env.callamount;
-      const callby = +e.message.match(/\((\d+) to call\)/)?.[1] || 0;
-      if(callby > 0) {
-        env.bank -= callby;
-      }
-      return e.reply('c');
-    }
-    
-    if(env.winchance >= 55 && env.callamount) {
-      if(~~(Math.random() * 2) === 1) {
-        const raiseby = env.callamount + (~~(Math.random() * 2 + 2) * 10);
-        env.bank -= raiseby;
-        return e.reply(`r ${raiseby}`);
-      }
-      else {
-        return e.reply('c');
-      }
-    }
-
-    if(e.message.includes('to call')) {
-      if(env.winchance >= 30) {
-        if(env.called) {
-          env.bank -= env.callamount;
-          return e.reply('c');
-        }
-        else {
-          env.called = true;
-          
-          if((~~(Math.random() * 2)) === 1) {
-            env.bank -= env.callamount;
-            return e.reply('c');
-          }
-          else {
-            return e.reply('f');
-          }
-        }
-      }
-      else {
-        if((~~Math.random() * 5) === 1) {
-          return e.reply('f');
-        }
-        else {
-          env.bank -= env.callamount;
-          return e.reply('c');
-        }
-      }
-    }
-
-    env.bank -= env.callamount;
-    return e.reply('c');
-  }
-  if(e.message.includes('Game ended') || e.message.includes('wins the pot')) {
-    //e.reply(`my hand: ${hand.join(', ')} (${winchance}%)`);
-    e.reply('my bank balance: ' + env.bank);
-    env.hand = false;
-    env.board = false;
-    env.winchance = false;
-    env.called = false;
-    env.joined = false;
-    env.pot = 0;
     return;
   }
   
-  if(e.message.match(/^(Flop|Turn|River)/) && e.user.nick === 'hirc') {
+  // 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
+      env.lastaction = action;
+      return e.reply(action); // checkcall
+    }
+
+    if(e.message.endsWith('to call)')) { // callphase
+      env.callamount = +e.message.match(/\((\d+) to call\)/)[1];
+      
+      if(env.winchance < 4300) {
+        if(rand(5) === 1 && env.callamount < 80) { // bad hand, call anyway
+          action = 'c';
+        }
+        else { // bad hand, fold
+          action = 'f';
+        }
+      }
+      else if(env.winchance > 7000) { // decent hand, raise
+        if(rand(5) === 1) { // 20%
+          action = 'r ' + (env.callamount + rand(5) * 10);
+        }
+      }
+      else if(env.winchance > 15000) { // good hand lol
+        if(rand(2) === 1) { // 50%
+          action = 'r ' + (env.callamount + rand(6) * 10);
+        }
+      }
+      else if(env.winchance > 20000) { // fuck them all
+        action = 'r ' + (env.callamount + rand(7) * 10);
+      }
+    }
+    else { // checkphase
+      if(env.winchance > 7000) { // decend hand, raise
+        if(rand(5) === 1) { // 20%
+          action = 'r ' + (env.callamount + rand(5) * 10);
+        }
+      }
+      else if(env.winchance > 15000) { // good hand lol
+        if(rand(2) === 1) { // 50%
+          action = 'r ' + (env.callamount + rand(6) * 10);
+        }
+      }
+      else if(env.winchance > 20000) { // fuck them all
+        action = 'r ' + (env.callamount + rand(7) * 10);
+      }
+    }
+
+    if(action) {
+      env.lastaction = action;
+      return e.reply(action);
+    }
+  }
+
+  // gamestate & board changes
+  if(e.message.match(/^(Flop|Turn|River)/)) {
     env.board = parseCards(e.message);
+    env.gamestate = e.message.match(/(\w+): /)[1].toLowerCase();
 
-    console.log(env.board, env.hand);
+    const rank = handranker.evalHand([...env.board, ...env.hand]);
-
+    env.winchance = rank.value;
-    const rank = rankHands('texas', env.board, [env.hand])[0];
-    env.winchance = (9999 - rank.rank) / 100;
   }
-});
 
-bot.on("notice", msg => {
+  // end of game
-  if(msg.match(/^Your hand/)) {
+  if(e.message.includes('wins the pot') || e.message.includes('Split pot')) {
-    env.hand = parseCards(msg);
+    if(e.message.includes(e.self.me.nickname)) {
+      const amount = +e.message.match(/size (\d+) /)[1];
+      if(e.message.includes('Split pot'))
+        env.bank += ~~(amount / 2);
+      else
+        env.bank += amount;
+    }
+
+    env.gamestate = 'preflop';
+    env.hand = false;
+    env.board = false;
+    env.winchance = false;
+    env.joined = false;
+    env.pot = 0;
+    env.lastaction = false;
+    return;
   }
+
+  console.log(env);
 });