erp/app/Models/Goods.php

<?php

namespace App\Models;

use App\Models\traits\Filter;

class Goods extends Model
{
    use Filter;

    /**
     * 多规格
     */
    public function skus()
    {
        return $this->hasMany(GoodsSku::class, 'goods_id');
    }

    public function brand()
    {
        return $this->hasOne(GoodsBrand::class, 'id', 'brand_id');
    }

    public function type()
    {
        return $this->hasOne(GoodsType::class, 'id', 'type_id');
    }
}