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<?php |
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declare(strict_types=1); |
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namespace AlecRabbit\Spinner\Core\Output; |
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use AlecRabbit\Spinner\Contract\Output\IBufferedOutput; |
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use AlecRabbit\Spinner\Core\Contract\ISequenceState; |
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use AlecRabbit\Spinner\Core\Feature\Resolver\Contract\IInitializationResolver; |
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use AlecRabbit\Spinner\Core\Output\Contract\IConsoleCursor; |
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use AlecRabbit\Spinner\Core\Output\Contract\ISequenceStateWriter; |
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final class SequenceStateWriter implements ISequenceStateWriter |
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{ |
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private bool $initialized = false; |
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public function __construct( |
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private readonly IBufferedOutput $output, |
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private readonly IConsoleCursor $cursor, |
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private readonly IInitializationResolver $initializationResolver, |
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) { |
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} |
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public function finalize(?string $finalMessage = null): void |
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{ |
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if ($this->initialized) { |
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$finalMessage && $this->output->append($finalMessage); |
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$this->cursor->show(); |
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$this->output->flush(); |
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$this->initialized = false; |
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} |
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} |
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public function write(ISequenceState $state): void |
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{ |
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if ($this->initialized) { |
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$this->output->append($state->getSequence()); |
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$width = $state->getWidth(); |
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$eraseWidth = |
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max($state->getPreviousWidth() - $width, 0); |
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$this->cursor |
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->erase($eraseWidth) |
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->moveLeft($width) |
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; |
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$this->output->flush(); |
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} |
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} |
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public function erase(ISequenceState $state): void |
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{ |
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if ($this->initialized) { |
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$this->cursor->erase( |
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$state->getPreviousWidth() |
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); |
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$this->output->flush(); |
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} |
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} |
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public function initialize(): void |
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{ |
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if ($this->initializationResolver->isEnabled()) { |
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$this->initialized = true; |
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$this->cursor->hide(); |
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$this->output->flush(); |
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} |
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} |
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} |
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alecrabbit /
php-console-spinner
