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<?php |
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/** |
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* @copyright Copyright (c) Flipbox Digital Limited |
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* @license https://github.com/flipboxfactory/craft-ember/blob/master/LICENSE |
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* @link https://github.com/flipboxfactory/craft-ember/ |
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*/ |
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namespace flipbox\craft\ember\objects; |
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use Craft; |
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use craft\base\Field; |
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use craft\base\FieldInterface; |
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/** |
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* This trait accepts both an Field or and Field Id and ensures that the both |
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* the Field and the Id are in sync; If one changes (and does not match the other) it |
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* resolves (removes / updates) the other. |
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* |
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* In addition, this trait is primarily useful when a new Field is set and saved; the Field |
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* Id can be retrieved without needing to explicitly set the newly created Id. |
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* |
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* @property Field|FieldInterface|null $field |
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* |
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* @author Flipbox Factory <[email protected]> |
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* @since 2.0.0 |
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*/ |
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trait FieldMutatorTrait |
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{ |
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/** |
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* @var Field|FieldInterface|null |
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*/ |
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private $field; |
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/** |
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* Internally set the Field Id. This can be overridden. A record for example |
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* should use `setAttribute`. |
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* |
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* @param int|null $id |
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* @return $this |
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*/ |
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abstract protected function internalSetFieldId(int $id = null); |
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/** |
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* Internally get the Field Id. This can be overridden. A record for example |
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* should use `getAttribute`. |
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* |
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* @return int|null |
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*/ |
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abstract protected function internalGetFieldId(); |
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/** |
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* @return bool |
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*/ |
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public function isFieldSet(): bool |
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{ |
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return null !== $this->field; |
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} |
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/** |
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* Set associated fieldId |
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* |
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* @param int|null $id |
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* @return $this |
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*/ |
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public function setFieldId(int $id = null) |
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{ |
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$this->internalSetFieldId($id); |
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if (null !== $this->field && $id !== $this->field->id) { |
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$this->field = null; |
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} |
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return $this; |
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} |
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/** |
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* Get associated fieldId |
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* |
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* @return int|null |
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*/ |
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public function getFieldId() |
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{ |
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if (null === $this->internalGetFieldId() && null !== $this->field) { |
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$this->setFieldId($this->field->id); |
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} |
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return $this->internalGetFieldId(); |
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} |
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/** |
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* Associate a site |
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* |
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* @param mixed $field |
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* @return $this |
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*/ |
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public function setField($field = null) |
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{ |
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$this->field = null; |
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$this->internalSetFieldId(null); |
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if (null !== ($field = $this->verifyField($field))) { |
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$this->field = $field; |
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$this->internalSetFieldId($field->id); |
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} |
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return $this; |
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} |
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/** |
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* @return FieldInterface|Field|null |
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*/ |
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public function getField() |
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{ |
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if ($this->field === null) { |
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$field = $this->resolveField(); |
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$this->setField($field); |
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return $field; |
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} |
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$fieldId = $this->internalGetFieldId(); |
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if ($fieldId !== null && $fieldId !== $this->field->id) { |
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$this->field = null; |
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return $this->getField(); |
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} |
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return $this->field; |
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} |
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/** |
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* @return FieldInterface|Field|null |
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*/ |
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protected function resolveField() |
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{ |
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if ($site = $this->resolveFieldFromId()) { |
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return $site; |
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} |
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return null; |
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} |
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/** |
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* @return FieldInterface|Field|null |
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*/ |
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private function resolveFieldFromId() |
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{ |
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if (null === ($fieldId = $this->internalGetFieldId())) { |
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return null; |
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} |
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/** @noinspection PhpIncompatibleReturnTypeInspection */ |
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return Craft::$app->getFields()->getFieldById($fieldId); |
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} |
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/** |
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* @param mixed $field |
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* @return FieldInterface|FieldInterface|Field|null |
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*/ |
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protected function verifyField($field = null) |
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{ |
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if (null === $field) { |
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return null; |
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} |
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if ($field instanceof FieldInterface) { |
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return $field; |
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} |
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if (is_numeric($field)) { |
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return Craft::$app->getFields()->getFieldById($field); |
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} |
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if (is_string($field)) { |
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return Craft::$app->getFields()->getFieldByHandle($field); |
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} |
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return null; |
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} |
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} |
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flipboxfactory /
craft-ember
