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<?php declare(strict_types=1); |
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namespace AlecRabbit\Spinner\Core; |
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use AlecRabbit\Accessories\Circular; |
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use AlecRabbit\ConsoleColour\ConsoleColor; |
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use AlecRabbit\ConsoleColour\Terminal; |
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/** |
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* Class Styling |
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*/ |
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class Styling |
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{ |
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public const COLOR256_SPINNER_STYLES = '256_color_spinner_styles'; |
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public const COLOR_SPINNER_STYLES = 'color_spinner_styles'; |
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public const COLOR256_MESSAGE_STYLES = '256_color_message_styles'; |
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public const COLOR_MESSAGE_STYLES = 'color_message_styles'; |
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public const MAX_SYMBOLS_COUNT = 50; |
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/** @var Circular */ |
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protected $styles; |
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/** @var string */ |
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private $message; |
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/** @var Circular */ |
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private $symbols; |
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public function __construct(array $symbols, array $styles, string $message) |
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{ |
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$this->assertSymbols($symbols); |
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$this->assertStyles($styles); |
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$this->symbols = new Circular($symbols); |
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$this->styles = $this->makeStyles($styles); |
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$this->message = $message; |
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} |
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protected function assertSymbols(array $symbols): void |
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{ |
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if (self::MAX_SYMBOLS_COUNT < count($symbols)) { |
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throw new \InvalidArgumentException('Symbols array is too big.'); |
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} |
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} |
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protected function assertStyles(array $styles): void |
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{ |
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if (!\array_key_exists(self::COLOR256_SPINNER_STYLES, $styles)) { |
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throw new \InvalidArgumentException($this->errorMsg('COLOR256_STYLES')); |
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} |
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if (!\array_key_exists(self::COLOR_SPINNER_STYLES, $styles)) { |
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throw new \InvalidArgumentException($this->errorMsg('COLOR_STYLES')); |
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} |
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} |
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/** |
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* @param string $constant |
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* @return string |
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*/ |
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private function errorMsg(string $constant): string |
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{ |
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return 'Styles array does not have ' . static::class . '::' . $constant . 'key.'; |
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} |
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/** |
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* @param array $styles |
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* @return Circular |
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*/ |
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protected function makeStyles(array $styles): Circular |
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{ |
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if (($terminal = new Terminal())->supports256Color()) { |
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return $this->circular256Color($styles); |
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} |
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if ($terminal->supportsColor()) { |
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return $this->circularColor($styles); |
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} |
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return $this->circularNoColor(); |
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} |
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protected function circular256Color(array $styles): Circular |
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{ |
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if (null === $value = $styles[self::COLOR256_SPINNER_STYLES]) { |
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return $this->circularColor($styles); |
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} |
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return |
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new Circular( |
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array_map( |
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static function (string $value): string { |
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return ConsoleColor::ESC_CHAR . "[38;5;{$value}m%s" . ConsoleColor::ESC_CHAR . '[0m'; |
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}, |
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$value |
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) |
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); |
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} |
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protected function circularColor(array $styles): Circular |
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{ |
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if (null === $value = $styles[self::COLOR_SPINNER_STYLES]) { |
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return $this->circularNoColor(); |
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} |
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return |
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new Circular( |
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array_map( |
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static function (string $value): string { |
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return ConsoleColor::ESC_CHAR . "[{$value}m%s" . ConsoleColor::ESC_CHAR . '[0m'; |
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}, |
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$value |
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) |
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); |
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} |
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protected function circularNoColor(): Circular |
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{ |
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return new Circular(['%s',]); |
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} |
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public function spinner(): string |
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{ |
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return sprintf((string)$this->styles->value(), (string)$this->symbols->value()); |
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} |
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public function message(): string |
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{ |
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return $this->message; |
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} |
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} |
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alecrabbit /
php-console-spinner
