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<?php |
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namespace Kata\BowlingKata\Domain; |
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final class Game |
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{ |
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const MAX_FRAMES_TO_SCORE = 10; |
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/** @var RollCollection|Roll[] */ |
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private $rolls; |
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/** @var Frame[] */ |
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private $frames; |
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/** @var int */ |
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private $score; |
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public function __construct(array $a_roll_array) |
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{ |
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$this->rolls = new RollCollection($a_roll_array); |
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$this->frames = [new Frame()]; |
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$this->calculateGameScore(); |
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} |
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public function score() |
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{ |
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return $this->score; |
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} |
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private function calculateGameScore() |
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{ |
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foreach ($this->rolls as $roll) { |
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$this->calculateRollScore($roll); |
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if (count($this->frames) <= self::MAX_FRAMES_TO_SCORE) { |
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$this->score += $roll->score(); |
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} |
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$this->addRollToFrame($roll); |
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} |
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} |
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private function addRollToFrame(Roll $roll) |
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{ |
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$current_frame = end($this->frames); |
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$current_frame->addRoll($roll); |
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if ($current_frame->isComplete()) { |
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$this->frames[] = new Frame(); |
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} |
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} |
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private function calculateRollScore(Roll $roll) |
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{ |
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if ($roll->type()->isDefault() || $roll->type()->isEmpty()) { |
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return; |
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} |
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$current_roll_pointer = key(current($this->rolls)); |
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if ($roll->type()->isSpare() && !empty($this->rolls[$current_roll_pointer + 1])) { |
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$roll->increaseScore($this->rolls[$current_roll_pointer + 1]->score()); |
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} |
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if ($roll->type()->isStrike() && !empty($this->rolls[$current_roll_pointer + 1])) { |
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$roll->increaseScore($this->rolls[$current_roll_pointer + 1]->score()); |
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} |
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if ($roll->type()->isStrike() && !empty($this->rolls[$current_roll_pointer + 2])) { |
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$roll->increaseScore($this->rolls[$current_roll_pointer + 2]->score()); |
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} |
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} |
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} |
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uvinum /
php-kata-env
