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<?php
namespace Illuminate\Database\Eloquent\Factories;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Collection;
class BelongsToManyRelationship
{
/**
* The related factory instance.
*
* @var \Illuminate\Database\Eloquent\Factories\Factory|\Illuminate\Support\Collection|\Illuminate\Database\Eloquent\Model|array
*/
protected $factory;
/**
* The pivot attributes / attribute resolver.
*
* @var callable|array
*/
protected $pivot;
/**
* The relationship name.
*
* @var string
*/
protected $relationship;
/**
* Create a new attached relationship definition.
*
* @param \Illuminate\Database\Eloquent\Factories\Factory|\Illuminate\Support\Collection|\Illuminate\Database\Eloquent\Model|array $factory
* @param callable|array $pivot
* @param string $relationship
* @return void
*/
public function __construct($factory, $pivot, $relationship)
{
$this->factory = $factory;
$this->pivot = $pivot;
$this->relationship = $relationship;
}
/**
* Create the attached relationship for the given model.
*
* @param \Illuminate\Database\Eloquent\Model $model
* @return void
*/
public function createFor(Model $model)
{
Collection::wrap($this->factory instanceof Factory ? $this->factory->create([], $model) : $this->factory)->each(function ($attachable) use ($model) {
$model->{$this->relationship}()->attach(
$attachable,
is_callable($this->pivot) ? call_user_func($this->pivot, $model) : $this->pivot
);
});
}
/**
* Specify the model instances to always use when creating relationships.
*
* @param \Illuminate\Support\Collection $recycle
* @return $this
*/
public function recycle($recycle)
{
if ($this->factory instanceof Factory) {
$this->factory = $this->factory->recycle($recycle);
}
return $this;
}
}
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