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<?php

declare(strict_types=1);

class Position implements Stringable
{
	public function __construct(public $x, public $y) {}

	public function __toString(): string
	{
		return "({$this->x}, {$this->y})";
	}

	/**
	 * Not validated
	 */
	public function getNorth(): self
	{
		return new self($this->x, $this->y - 1);
	}

	/**
	 * Not validated
	 */
	public function getNorthEast(): self
	{
		return new self($this->x + 1, $this->y - 1);
	}

	/**
	 * Not validated
	 */
	public function getEast(): self
	{
		return new self($this->x + 1, $this->y);
	}

	/**
	 * Not validated
	 */
	public function getSouthEast(): self
	{
		return new self($this->x + 1, $this->y + 1);
	}

	/**
	 * Not validated
	 */
	public function getSouth(): self
	{
		return new self($this->x, $this->y + 1);
	}

	/**
	 * Not validated
	 */
	public function getSouthWest(): self
	{
		return new self($this->x - 1, $this->y + 1);
	}

	/**
	 * Not validated
	 */
	public function getWest(): self
	{
		return new self($this->x - 1, $this->y);
	}

	/**
	 * Not validated
	 */
	public function getNorthWest(): self
	{
		return new self($this->x - 1, $this->y - 1);
	}
}