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<?php declare(strict_types=1); |
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namespace Stratadox\CardGame\Match\Command; |
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use function assert; |
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use Stratadox\CardGame\CorrelationId; |
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use Stratadox\CardGame\Match\MatchId; |
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final class Block |
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{ |
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/** @var int|null */ |
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private $attacker; |
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/** @var int|null */ |
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private $defender; |
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/** @var int|null */ |
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private $player; |
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/** @var MatchId|null */ |
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private $match; |
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/** @var CorrelationId|null */ |
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private $correlationId; |
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private function __construct( |
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?int $attacker, |
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?int $defender, |
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?int $player, |
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?MatchId $match, |
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?CorrelationId $correlationId |
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) { |
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$this->attacker = $attacker; |
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$this->defender = $defender; |
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$this->player = $player; |
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$this->match = $match; |
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$this->correlationId = $correlationId; |
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} |
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public static function theAttack(): self |
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{ |
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return new self(null, null, null, null, null); |
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} |
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public function ofAttacker(int $attacker): self |
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{ |
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$clone = clone $this; |
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$clone->attacker = $attacker; |
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return $clone; |
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} |
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public function withDefender(int $defender): self |
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{ |
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$clone = clone $this; |
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$clone->defender = $defender; |
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return $clone; |
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} |
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public function as(int $player): self |
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{ |
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$clone = clone $this; |
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$clone->player = $player; |
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return $clone; |
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} |
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public function in(MatchId $match): self |
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{ |
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$clone = clone $this; |
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$clone->match = $match; |
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return $clone; |
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} |
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public function trackedWith(CorrelationId $correlationId): self |
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{ |
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$clone = clone $this; |
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$clone->correlationId = $correlationId; |
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return $clone; |
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} |
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public function go(): BlockTheAttacker |
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{ |
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assert($this->attacker !== null); |
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assert($this->defender !== null); |
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assert($this->player !== null); |
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assert($this->match !== null); |
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assert($this->correlationId !== null); |
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return BlockTheAttacker::number( |
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$this->attacker, |
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$this->defender, |
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$this->player, |
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$this->match, |
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$this->correlationId |
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); |
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} |
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} |
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Stratadox /
CardGame
