live_product_api/app/model/api/Product.php

<?php

namespace app\model\api;

use library\traits\ModelTrait;
use think\Model;

/**
 * @mixin \think\Model
 */
class Product extends Model
{
    use ModelTrait;

    public static function getProductList($data)
    {
        $cid = $data['cid'];
        $page = $data['page'];
        $limit = $data['limit'];
        if($cid){
            $model = self::where('cate_id', $cid);
        }else{
            $model = self::where('is_best', 1);
        }
        $model->order('sort DESC, add_time DESC');
        $list = $model->page((int)$page, (int)$limit)->field('id,store_name,image,price,cost,ot_price')->select();
        $list = count($list) ? $list->toArray() : [];
        return $list;
    }

    public static function getValidProduct($productId, $field = 'add_time,browse,cate_id,code_path,cost,ficti,id,image,is_sub,is_best,is_del,is_hot,is_show,keyword,ot_price,postage,price,sales,slider_image,sort,stock,store_info,store_name,unit_name,vip_price,spec_type,IFNULL(sales,0) + IFNULL(ficti,0) as fsales,video_link,description')
    {
        $Product = self::where('is_del', 0)->where('is_show', 1)->where('id', $productId)->field($field)->find();
        if ($Product) return $Product->toArray();
        else return false;
    }

}