goose-game/index.js

A lightweight npm library to simulate and play the classic Goose Game with customizable rules and boards

const dices = require("dices"); // scaricata come tramite npm install
const {mapping} = require("./boxes"); // import di un file diverso

let players = [];
let boxes = 70;
let map = null;

exports.start = (inputBoxes = 70, inputPlayers = ["Mario", "Carlo", "Giovanni", "Dario"], inputMapping = mapping) => {
    players = inputPlayers;
    boxes = inputBoxes;
    map = inputMapping;
    players = players.map(item => {
        return {nick: item, currentBox: 0}
    })
    return players;
}

exports.run = () => {
    players = players.map(item => {
        const dice = dices.extract();
        item.currentBox = item.currentBox + dice > boxes ? (boxes - ((item.currentBox + dice) % boxes)) : item.currentBox + dice;
        return item;
    }).map(item => {
        if (item.currentBox in map) {
            item.currentBox = item.currentBox + map[item.currentBox];
        }
        return item;
    })
    return players;
}

exports.somebodyWon = () => {
    const winnerPlayer = players.find(item => item.currentBox === boxes);
    if (winnerPlayer) {
        return winnerPlayer.nick;
    }
}