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<?php |
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declare(strict_types=1); |
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namespace AlecRabbit\Spinner\Extras\Procedure; |
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use AlecRabbit\Spinner\Contract\IFrame; |
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use AlecRabbit\Spinner\Core\Factory\FrameFactory; |
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use AlecRabbit\Spinner\Extras\Contract\IProgressBarSprite; |
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use AlecRabbit\Spinner\Extras\Contract\IProgressValue; |
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use AlecRabbit\Spinner\Extras\Procedure\A\AProgressValueProcedure; |
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/** @psalm-suppress UnusedClass */ |
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final class ProgressBarProcedure extends AProgressValueProcedure |
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{ |
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protected const UNITS = 5; |
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protected string $open; |
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protected string $close; |
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protected string $empty; |
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protected string $done; |
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protected string $cursor; |
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protected float $cursorThreshold; |
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public function __construct( |
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IProgressValue $progressValue, |
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protected ?IProgressBarSprite $sprite = null, |
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protected int $units = self::UNITS, |
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protected bool $withCursor = true, |
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) { |
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parent::__construct($progressValue); |
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$this->init(); |
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} |
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protected function init(): void |
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{ |
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$this->cursorThreshold = $this->progressValue->getMax(); |
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$this->units = $this->withCursor ? $this->units - 1 : $this->units; |
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$this->open = $this->sprite ? $this->sprite->getOpen() : '['; |
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$this->close = $this->sprite ? $this->sprite->getClose() : ']'; |
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$this->empty = $this->sprite ? $this->sprite->getEmpty() : '-'; |
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$this->done = $this->sprite ? $this->sprite->getDone() : '='; |
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$this->cursor = $this->sprite ? $this->sprite->getCursor() : '>'; |
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} |
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private function getCursor(float $fraction): string |
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{ |
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return |
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$fraction >= $this->cursorThreshold |
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? $this->done |
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: $this->cursor; |
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} |
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public function update(float $dt = null): IFrame |
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{ |
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if ($this->progressValue->isFinished()) { |
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if ($this->finishedDelay < 0) { |
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return FrameFactory::createEmpty(); |
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} |
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$this->finishedDelay -= $dt ?? 0.0; |
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} |
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$v = $this->createBar($this->progressValue->getValue()); |
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return |
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FrameFactory::create($v); |
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} |
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private function createBar(float $progress): string |
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{ |
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$p = (int)($progress * $this->units); |
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$cursor = |
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$this->withCursor |
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? $this->getCursor($progress) |
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: ''; |
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return |
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$this->open . |
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str_repeat($this->done, $p) . |
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$cursor . |
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str_repeat($this->empty, $this->units - $p) . |
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$this->close; |
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} |
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} |
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alecrabbit /
php-console-spinner
