<?php

declare(strict_types=1);

namespace BattleForge\Domain;

final readonly class Position
{
    public function __construct(
        public int $x,
        public int $y,
    ) {
    }

    public function key(): string
    {
        return $this->x . ':' . $this->y;
    }

    public function distanceTo(self $position): int
    {
        return abs($this->x - $position->x) + abs($this->y - $position->y);
    }
}