25 lines
421 B
PHP
25 lines
421 B
PHP
<?php
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declare(strict_types=1);
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namespace BattleForge\Domain;
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final readonly class Position
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{
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public function __construct(
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public int $x,
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public int $y,
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) {
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}
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public function key(): string
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{
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return $this->x . ':' . $this->y;
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}
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public function distanceTo(self $position): int
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{
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return abs($this->x - $position->x) + abs($this->y - $position->y);
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}
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}
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