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<?php declare(strict_types=1); |
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namespace Stratadox\CardGame\Match; |
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use function count; |
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use Stratadox\CardGame\DomainEventRecorder; |
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use Stratadox\CardGame\DomainEventRecording; |
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use Throwable; |
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final class Player implements DomainEventRecorder |
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{ |
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use DomainEventRecording; |
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private $playerNumber; |
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private $cards; |
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private $maxHandSize; |
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private $mana; |
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public function __construct( |
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int $id, |
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Cards $cards, |
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int $maxHandSize, |
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Mana $mana |
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) { |
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$this->playerNumber = $id; |
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$this->cards = $cards; |
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$this->maxHandSize = $maxHandSize; |
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$this->mana = $mana; |
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} |
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public static function from(int $playerId, Cards $cards): self |
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{ |
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return new self($playerId, $cards, 7, new Mana(4)); |
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} |
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public function number(): int |
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{ |
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return $this->playerNumber; |
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} |
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public function cardInHand(int $number): Card |
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{ |
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return $this->cards->inHand()[$number]; |
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} |
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/** @throws NoSuchCard */ |
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public function cardInPlay(int $number): Card |
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{ |
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try { |
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return $this->cards->inPlay()[$number]; |
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} catch (Throwable $notFound) { |
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throw NoSuchCard::atPosition($number, $notFound); |
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} |
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} |
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public function cardsInPlay(): int |
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{ |
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return count($this->cards->inPlay()); |
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} |
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public function attackers(): Cards |
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{ |
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return $this->cards->thatAttack(); |
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} |
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public function drawOpeningHand(MatchId $match): void |
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{ |
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for ($i = 0; $i < $this->maxHandSize; $i++) { |
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$this->cards->drawFromTopOfDeck($match, $this->playerNumber); |
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} |
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foreach ($this->cards->inHand() as $card) { |
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$this->happened(...$card->domainEvents()); |
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$card->eraseEvents(); |
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} |
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} |
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public function cannotPay(Mana $theCosts): bool |
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{ |
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return $this->mana->isLessThan($theCosts); |
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} |
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public function pay(Mana $theCostOfTheCard): void |
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{ |
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$this->mana = $this->mana->minus($theCostOfTheCard); |
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} |
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public function counterTheAttackersOf( |
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int $attackingPlayer, |
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MatchId $match, |
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Cards $attackers |
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): void { |
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foreach ($this->cards->thatDefend() as $theDefender) { |
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$theDefender->counterAttack( |
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$match, |
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$attackers->theOneThatAttacksTheAmbushOf($theDefender), |
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$attackingPlayer |
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); |
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$this->happened(...$theDefender->domainEvents()); |
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$theDefender->eraseEvents(); |
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} |
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} |
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} |
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Stratadox /
CardGame
