<?php
// +----------------------------------------------------------------------
// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
// +----------------------------------------------------------------------
// | Author: 萤火科技 <admin@yiovo.com>
// +----------------------------------------------------------------------
declare (strict_types=1);

namespace app\common\model;

use cores\BaseModel;
use app\common\library\helper;

/**
 * 合作商关联商品券模型
 * Class PartnersGoods
 * @package app\common\model
 */
class PartnersGoods extends BaseModel
{
    // 定义表名
    protected $name = 'partners_goods';

    // 定义主键
    protected $pk = 'id';

    /**
     * 关联模型：商品
     * @return \think\model\relation\HasOne
     */
    public function goods(): \think\model\relation\HasOne
    {
        return $this->hasOne('Goods', 'id', 'goods_id');
    }

    /**
     * 获取商品信息详情
     * @param int $partnersId
     * @param int $goodsId
     * @return array|null|static
     */
    public static function detail(int $partnersId, int $goodsId)
    {
        return static::get(['partners_id' => $partnersId, 'goods_id' => $goodsId]);
    }

    /**
     * 获取合作商商品列表
     * @param int $partnersId 合作商ID
     * @return \think\Collection
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public static function getGoodsList(int $partnersId): \think\Collection
    {
        return (new static)->where('partners_id', '=', $partnersId)->order(['id' => 'asc'])->select();
    }

    /**
     * 累计合作商使用数量
     * @param int|array $where
     * @param int $num
     * @return mixed
     */
    public static function setIncUseNum($where, int $num)
    {
        return (new static)->setInc($where, 'use_num', $num);
    }

    /**
     * 减少合作商库存数量
     * @param int|array $where
     * @param int $num
     * @return mixed
     */
    public static function setDecStockNum($where, int $num)
    {
        return (new static)->setDec($where, 'stock_num', $num);
    }
}