mags-banko/worker.js
2025-04-12 15:09:50 +02:00

137 lines
2.7 KiB
JavaScript

importScripts("seedrandom.js");
importScripts("generator.js");
let workerId;
let winType;
let numbers;
let currentInput = "";
let attempts = 0;
let startedAt;
let statsInterval;
let guessInterval;
function getBoard(name) {
Math.seedrandom(name);
let numbers = [];
for (let i = 0; i < 9; i++) {
numbers = numbers.concat(generate_col(i));
}
const activatedCols = generate_rows_check();
const board = [[], [], []];
for (let row = 0; row < 3; row++) {
for (const col of activatedCols[row]) {
board[row].push(numbers[(col - 1) * 3 + row]);
}
}
return board;
}
function generateNextInput(input) {
const alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
if (input.length === 0)
return alphabet[0];
for (let i = input.length - 1; i >= 0; i--) {
const index = alphabet.indexOf(input[i]);
if (index < alphabet.length - 1) {
return input.substring(0, i) + alphabet[index + 1] + alphabet[0].repeat(input.length - i - 1);
}
}
return alphabet[0] + input;
}
function hasWonRow(row, numbers) {
return numbers.every(number => row.includes(number));
}
function getRowsWon(board, numbers) {
return board.filter(row => hasWonRow(row, numbers)).length;
}
function hasWon(wonRows, winType) {
switch (winType) {
case "row":
return wonRows >= 1;
case "two-rows":
return wonRows >= 2;
case "full-board":
return wonRows >= 3;
}
}
function guess() {
currentInput = generateNextInput(currentInput);
attempts++;
const board = getBoard(currentInput);
const wonRows = getRowsWon(board, numbers);
if (hasWon(wonRows, winType)) {
self.postMessage({ type: "winner", name: currentInput });
self.postMessage({ type: "log", text: `Found winner: ${currentInput}`, id: workerId });
}
}
function sendStats() {
if (!startedAt) return;
self.postMessage({ type: "stats", attempts, time: Date.now() - startedAt });
resetStats();
}
function resetStats() {
attempts = 0;
startedAt = Date.now();
}
function run() {
statsInterval = setInterval(sendStats, 1000);
guessInterval = setInterval(guess, 0);
resetStats();
self.postMessage({ type: "log", text: "Starting worker", id: workerId });
}
function stop() {
clearInterval(statsInterval);
clearInterval(guessInterval);
sendStats();
self.postMessage({ type: "log", text: "Stopping worker", id: workerId });
}
self.onmessage = message => {
switch (message.data.type) {
case "init":
workerId = message.data.id;
winType = message.data.winType;
numbers = message.data.numbers;
self.postMessage({ type: "ready" });
break;
case "run":
run();
break;
case "stop":
stop();
break;
case "terminate":
stop();
self.postMessage({ type: "terminate" });
break;
}
};