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<?php |
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namespace PhpSchool\CliMenu\Input; |
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/** |
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* @author Aydin Hassan <[email protected]> |
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*/ |
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class Number implements Input |
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{ |
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/** |
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* @var InputIO |
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*/ |
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private $inputIO; |
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/** |
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* @var string |
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*/ |
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private $promptText = 'Enter a number:'; |
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/** |
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* @var string |
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*/ |
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private $validationFailedText = 'Not a valid number, try again'; |
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/** |
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* @var string |
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*/ |
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private $placeholderText = ''; |
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public function __construct(InputIO $inputIO) |
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{ |
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$this->inputIO = $inputIO; |
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} |
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public function setPromptText(string $promptText) : Input |
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{ |
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$this->promptText = $promptText; |
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return $this; |
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} |
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public function getPromptText() : string |
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{ |
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return $this->promptText; |
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} |
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public function setValidationFailedText(string $validationFailedText) : Input |
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{ |
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$this->validationFailedText = $validationFailedText; |
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return $this; |
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} |
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public function getValidationFailedText() : string |
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{ |
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return $this->validationFailedText; |
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} |
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public function setPlaceholderText(string $placeholderText) : Input |
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{ |
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$this->placeholderText = $placeholderText; |
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return $this; |
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} |
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public function getPlaceholderText() : string |
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{ |
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return $this->placeholderText; |
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} |
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public function ask() : InputResult |
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{ |
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$this->inputIO->registerInputMap("\033[A", 'up'); |
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$this->inputIO->registerInputMap("\033[B", 'down'); |
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$this->inputIO->registerControlCallback('up', function (InputIO $inputIO, string $input) { |
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return $this->validate($input) ? $input + 1 : $input; |
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}); |
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$this->inputIO->registerControlCallback('down', function (InputIO $inputIO, string $input) { |
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return $this->validate($input) ? $input - 1 : $input; |
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}); |
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return $this->inputIO->collect($this); |
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} |
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public function validate(string $input) : bool |
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{ |
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return (bool) preg_match('/^\d+$/', $input); |
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} |
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public function format(string $value) : string |
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{ |
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return $value; |
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} |
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} |
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php-school /
cli-menu
