CanFavorite.php
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<?php
/**
+-----------------------------------------------------------------------------------------------------------------------
* trait ：对象可以 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\Favorite;
use Illuminate\Database\Eloquent\Relations\HasMany;
/**
* Trait CanFavorite.
*
* @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 CanFavorite
{
/**
* Favorite an item or items.
*
* @param $model
* @return array
*/
public function favorite($model)
{
return $result = $model->favoriters()->create([
'user_id' => $this->id,
'shop_id' => $model->shop_id ?? $model->id, // add by Richer 于 2022年2月16日16:50:54 便于按照企业分组查询
]);
}
/**
* Unfavorite an item or items.
*
* @param $model
* @return array
*/
public function unfavorite($model)
{
return $model->favoriters()->where('user_id', $this->id)->delete();
}
/**
* Check if user is favorited given item.
*
* @param $model
* @return bool
*/
public function hasFavorited($model)
{
return $model->favoriters()->where('user_id', $this->id)->exists();
}
/**
* Return item favorites.
*
* @return HasMany
*/
public function favorites():hasMany
{
return $this->hasMany(Favorite::class);
}
}