Cherrytree Vault Code Generator

generator.js

const fs = require('fs');
const digits = "45689".split("");
const length = 7;

function generateCombinations(digits, length, filePath) {
    const combinations = [];
    
    const recursiveGenerate = (prefix, remainingLength, usedDigits) => {
        if (remainingLength === 0) {
            if (usedDigits.size === digits.length) {
                combinations.push(prefix.trim());
            }
            return;
        }
        for (let digit of digits) {
            let newPrefix;
            if (remainingLength > 1) {
                newPrefix = prefix + digit + " ";
            } else {
                newPrefix = prefix + digit;
            }
            let newUsedDigits = new Set(usedDigits);
            newUsedDigits.add(digit);
            recursiveGenerate(newPrefix, remainingLength - 1, newUsedDigits);
        }
    };

    recursiveGenerate("", length, new Set());
    fs.writeFile(filePath, combinations.join('\n'), (err) => {
        if (err) {
            console.error('Error writing to file:', err);
        } else {
            console.log('Combinations have been written to', filePath);
        }
    });
}

const filePath = "combinations.txt";
generateCombinations(digits, length, filePath);