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<?php |
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namespace Demv\JSend; |
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use function Dgame\Ensurance\ensure; |
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/** |
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* Class Status |
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* @package Demv\JSend |
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*/ |
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final class Status implements StatusInterface |
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{ |
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public const DEFAULT_MAPPING = [ |
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-1 => self::STATUS_ERROR, |
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0 => self::STATUS_FAIL, |
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1 => self::STATUS_SUCCESS |
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]; |
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/** |
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* @var StatusInterface[] |
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*/ |
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private static $instances = []; |
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/** |
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* @var string |
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*/ |
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private $status; |
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/** |
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* Status constructor. |
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* |
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* @param string $status |
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*/ |
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private function __construct(string $status) |
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{ |
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$this->status = $status; |
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} |
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/** |
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* @param string $status |
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* |
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* @return StatusInterface |
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*/ |
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public static function instance(string $status): StatusInterface |
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{ |
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ensure($status)->isIn([self::STATUS_SUCCESS, self::STATUS_FAIL, self::STATUS_ERROR]) |
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->orThrow('Expected valid status'); |
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if (!array_key_exists($status, self::$instances)) { |
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self::$instances[$status] = new self($status); |
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} |
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return self::$instances[$status]; |
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} |
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/** |
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* @return StatusInterface |
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*/ |
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public static function success(): StatusInterface |
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{ |
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return self::instance(self::STATUS_SUCCESS); |
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} |
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/** |
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* @return StatusInterface |
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*/ |
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public static function fail(): StatusInterface |
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{ |
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return self::instance(self::STATUS_FAIL); |
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} |
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/** |
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* @return StatusInterface |
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*/ |
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public static function error(): StatusInterface |
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{ |
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return self::instance(self::STATUS_ERROR); |
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} |
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/** |
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* @param int $value |
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* @param array $mapping |
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* |
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* @return StatusInterface |
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*/ |
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public static function translate(int $value, array $mapping = self::DEFAULT_MAPPING): StatusInterface |
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{ |
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ensure($value)->isKeyOf($mapping)->orThrow('Cannot map %d, there is not mapping available', $value); |
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$status = $mapping[$value]; |
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ensure($status)->isNotEmpty()->isString()->orThrow('Status must be string'); |
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return self::instance($status); |
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} |
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/** |
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* @return bool |
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*/ |
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public function isFail(): bool |
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{ |
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return $this->status === self::STATUS_FAIL; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isSuccess(): bool |
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{ |
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return $this->status === self::STATUS_SUCCESS; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isError(): bool |
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{ |
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return $this->status === self::STATUS_ERROR; |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString(): string |
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{ |
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return $this->status; |
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} |
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} |
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demvsystems /
jsend
