<?php

namespace app\common\model;

use app\api\services\UserServices;
use app\common\model\TimeModel;
//use app\model\RedPoolModel;
//use app\model\RedStorePoolModel;
use app\common\model\UserDataModel;

use think\Exception;
use think\facade\Db;
use think\Model;

class ShopCartModel extends Model
{

    protected $name = "shop_cart";

    // 购物车列表
    public function cartList($uid){

        $list = self::alias('c')
            ->where('c.uid', $uid)
            ->where('c.is_del', 0)
            ->leftJoin('shop_goods g', 'c.goods_id = g.goods_id')
            ->rightJoin('shop_goods_spec_relation r', 'c.goods_id = r.goods_id')
            ->field('c.id,c.goods_id,c.num,g.goods_name,g.goods_sn,g.goods_img,g.rebate_score,g.created_time,g.price,g.spec_name,r.spec_id')
            ->order('c.create_time desc')
            ->select()->toArray();

        return $list;
    }

    // 编辑购物车数量
    public function editCart($uid, $cart_id, $num){
        self::where('id', $cart_id)->where('uid', $uid)->save([
            'num'=>$num
        ]);
    }

    // 添加到购物车
    public function addCart($uid, $goods_id, $num){
        if ($info = self::where('uid', $uid)->where('goods_id', $goods_id)->find()){
            self::where('id', $info['id'])->save(['create_time'=>sr_getcurtime(time()), 'num'=>$info['num']+$num]);
        }else{
            self::insert([
                'goods_id'=>$goods_id,
                'uid'=>$uid,
                'create_time'=>sr_getcurtime(time()),
                'num'=>$num
            ]);
        }

    }

    // 删除购物车
    public function delCart($uid, $cart_ids){
        self::where('id', 'in', $cart_ids)->delete();
    }


}