lanzu_api_2021-12-26/app/Model/v3/Category.php

<?php

namespace App\Model\v3;

use App\Model\Model;
use App\Service\v3\Interfaces\AttachmentServiceInterface;
use Hyperf\Database\Model\Builder;
use Hyperf\Database\Model\SoftDeletes;
use Hyperf\Di\Annotation\Inject;

class Category extends Model
{
    use SoftDeletes;

    /**
     * @Inject
     * @var AttachmentServiceInterface
     */
    protected $attachmentService;

    protected $table = 'lanzu_category';

    protected $appends = [
        'cover_url'
    ];

    protected function boot(): void
    {
        parent::boot();
        static::addGlobalScope('status', function (Builder $builder) {
            $builder->where(['status' => 1])->orderBy('sort', 'desc');
        });
    }

    public function getCoverUrlAttribute()
    {
        return $this->attachmentService->switchImgToAliOss($this->attributes['cover_img']);
    }

    public function goodsTypes()
    {
        return $this->hasMany(self::class, 'parent_id', 'id')->with('goodsCategory');
    }

    public function goodsCategory()
    {
        return $this->hasMany(GoodsCategory::class, 'category_id', 'id');
    }
}