CanBeFavorited.php
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<?php
/**
+-----------------------------------------------------------------------------------------------------------------------
* trait ：对象可以 被收藏 trait
+-----------------------------------------------------------------------------------------------------------------------
*
* PHP version 7
*
* @category App\Models\Traits
* @package App\Models\Traits
* @author Richer <yangzi1028@163.com>
* @date 2021年12月23日09:49:43
* @copyright 2021-2022 Richer (http://www.Richer.com/)
* @license http://www.Richer.com/ License
* @link http://www.Richer.com/
*/
namespace App\Models\Traits;
use App\Models\Collection;
use App\Models\Favorite;
use App\Models\System\AccessRecord;
use Illuminate\Database\Eloquent\Relations\MorphMany;
/**
* Trait CanBeFavorited
*
* @category App\Models\Traits
* @package App\Models\Traits
* @author Richer <yangzi1028@163.com>
* @date 2021年12月23日09:49:43
* @copyright 2021-2022 Richer (http://www.Richer.com/)
* @license http://www.Richer.com/ License
* @link http://www.Richer.com/
*/
trait CanBeFavorited
{
/**
* Check if the model is accessed by given user.
*
* @param int $user
*
* @return bool
*/
public function isFavoritedBy($user)
{
return $this->favoriters()->where('user_id', $user->id)->exists();
}
/**
* Return all records for this model.
*
* @return MorphMany
*/
public function favoriters()
{
return $this->morphMany(Favorite::class, 'favoriteable');
}
/**
* Return all records for this model.
*
* @return MorphMany
*/
public function favorites()
{
return $this->hasMany(Favorite::class, 'favoriteable_id')->where('favoriteable_type', $this::OBJ_NAME);
}
}