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<?php |
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/** |
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* components |
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* |
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* @author Wolfy-J |
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*/ |
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namespace Spiral\ORM\Columns; |
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use Spiral\Core\Component; |
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use Spiral\Database\Schemas\Prototypes\AbstractColumn; |
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use Spiral\ORM\ColumnInterface; |
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use Spiral\ORM\Exceptions\AccessException; |
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use Spiral\ORM\Exceptions\EnumException; |
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use Spiral\ORM\RecordAccessorInterface; |
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/** |
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* Mocks enums values and provides ability to describe associated AbstractColumn via set of |
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* configuration constants. |
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* |
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* Extends Component so you can connect scope specific functionality. |
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*/ |
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class EnumColumn extends Component implements RecordAccessorInterface, ColumnInterface |
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{ |
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/** |
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* Set of allowed enum values. |
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*/ |
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const VALUES = []; |
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/** |
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* Default value. |
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*/ |
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const DEFAULT = null; |
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/** |
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* @var bool |
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*/ |
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private $changed = false; |
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/** |
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* @var string |
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*/ |
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private $value; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function __construct(string $value) |
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{ |
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$this->value = $value; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function setValue($data) |
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{ |
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if (!in_array($data, static::VALUES)) { |
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throw new AccessException("Unable to set enum value, invalid value given"); |
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} |
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$this->value = $data; |
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$this->changed = true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function packValue(): string |
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{ |
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return $this->value; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function hasChanges(): bool |
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{ |
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return $this->changed; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function flushChanges() |
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{ |
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$this->changed = false; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function compileUpdates(string $field = '') |
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{ |
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return $this->value; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function __toString() |
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{ |
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return $this->packValue(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function jsonSerialize() |
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{ |
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return $this->packValue(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public static function describeColumn(AbstractColumn $column) |
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{ |
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if (empty(static::VALUES)) { |
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throw new EnumException("Unable to describe enum column, no values are given"); |
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} |
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$column->enum(static::VALUES); |
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if (!empty(static::DEFAULT)) { |
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$column->defaultValue(static::DEFAULT)->nullable(false); |
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} |
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} |
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} |
spiral /
components
