<?php
namespace app\api\controller\h5;

use app\hander\HelpHander;
use think\App;
use think\Db;
use app\api\controller\Base;

class WxCart extends Base
{

   public function __construct(App $app = null) {
       parent::__construct($app);
//       $this->orgId = 3;

   }
    public function getCartNum(){
        $num = Db::name('wx_goods_cart')
            ->alias('a')
            ->join('wx_goods b','a.goods_id=b.id')
            ->where('a.user_id',$this->userId)
            ->where('b.del',0)
            ->where('b.org_id',$this->orgId)
            ->sum('a.nums');
        HelpHander::success(['num'=>$num],'操作成功');
    }
     //添加购物车
    public function addCart(){
        $goodsId=input('goodsId/d',0);
        $ret = model('WxCart')->add($goodsId,$this->userId);
        if(!$ret){
            HelpHander::error(model('WxCart')->getError());
        }
        HelpHander::success([],'添加成功');
    }
    //购物车列表
    public function cartList(){
        $ret = model('WxCart')->lists($this->userId,$this->orgId);
        HelpHander::success($ret);
    }
    //修改购物车数量
    public function updateNum(){
        $id=input('id/d',0);
        $nums=input('nums/d',0);
        $ret = model('WxCart')->updateNum($id,$nums);
        if($ret){
            HelpHander::success([],'操作成功');
        }else{
            HelpHander::error('失败');
        }
    }
    //购物车加减
    public function setCartNum(){
        $id=input('id/d',0);
        $nums=input('nums/d',1);
        $type=input('type/d',0);
        $ret = model('WxCart')->setCartNum($this->userId,$id,$type,$nums);
        if($ret){
            HelpHander::success([],'操作成功');
        }else{
            HelpHander::error('操作失败');
        }
    }
    //购物车删除
    public function cartDel(){
        $id = input('id','');
        if($id == ''){
            HelpHander::error('请选择商品');
        }
        $id = explode(',',$id);
        $ret = Db::name('wx_goods_cart')->whereIn('id',$id)->delete();
        if($ret){
            HelpHander::success([],'操作成功');
        }else{
            HelpHander::error('操作失败');
        }
    }
}