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<?php |
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namespace Spinen\ClickUp\Support\Relations; |
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use GuzzleHttp\Exception\GuzzleException; |
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use Spinen\ClickUp\Exceptions\InvalidRelationshipException; |
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use Spinen\ClickUp\Exceptions\NoClientException; |
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use Spinen\ClickUp\Exceptions\TokenException; |
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use Spinen\ClickUp\Support\Builder; |
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use Spinen\ClickUp\Support\Model; |
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/** |
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* Class BelongsTo |
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* |
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* @package Spinen\ClickUp\Support\Relations |
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*/ |
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class BelongsTo extends Relation |
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{ |
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/** |
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* The child model instance of the relation. |
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*/ |
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protected $child; |
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/** |
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* The foreign key of the parentModel model. |
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* |
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* @var string |
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*/ |
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protected $foreignKey; |
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/** |
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* Create a new belongs to relationship instance. |
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* |
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* @param Builder $builder |
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* @param Model $child |
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* @param string $foreignKey |
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* |
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* @return void |
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* @throws InvalidRelationshipException |
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*/ |
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public function __construct(Builder $builder, Model $child, $foreignKey) |
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{ |
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$this->foreignKey = $foreignKey; |
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// In the underlying base relationship class, this variable is referred to as |
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// the "parentModel" since most relationships are not inversed. But, since this |
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// one is we will create a "child" variable for much better readability. |
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$this->child = $child; |
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parent::__construct($builder->whereId($this->getForeignKey()), $this->getChild()); |
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} |
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/** |
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* Get the child Model |
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* |
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* @return Model |
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*/ |
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public function getChild(): Model |
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{ |
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return $this->child; |
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} |
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/** |
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* Get the foreign key's name |
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* |
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* @return integer|string |
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*/ |
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public function getForeignKey() |
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{ |
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return $this->getChild()->{$this->getForeignKeyName()}; |
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} |
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/** |
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* Get the name of the foreign key's name |
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* |
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* @return string |
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*/ |
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public function getForeignKeyName(): string |
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{ |
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return $this->foreignKey; |
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} |
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/** |
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* Get the results of the relationship. |
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* |
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* @return Model|null |
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* @throws GuzzleException |
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* @throws InvalidRelationshipException |
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* @throws NoClientException |
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* @throws TokenException |
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*/ |
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public function getResults(): ?Model |
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{ |
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if (!$this->getForeignKey()) { |
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return null; |
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} |
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return $this->getBuilder() |
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->get() |
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->first(); |
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} |
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} |
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spinen /
laravel-clickup
