dggzichahu/application/api/validate/Cart.php

80 lines
2.0 KiB
PHP
Executable File

<?php
// +----------------------------------------------------------------------
// | 宏驰云科技开发团队 版权所有 拥有最终解释权
// +----------------------------------------------------------------------
// | Author: HcyShop-kiki
// +----------------------------------------------------------------------
namespace app\api\validate;
use think\Db;
use think\Validate;
class Cart extends Validate
{
protected $rule = [
'param' => 'require',
'cart_id' => 'require|checkCart',
'item_id' => 'require|checkGoods',
'goods_num' => 'require|integer|gt:0',
'selected' => 'require|in:0,1',
];
protected $message = [
'item_id' => '请选择商品',
'goods_num.require' => '商品数量不能为0',
'goods_num.gt' => '商品数量需大于0',
'goods_num.integer' => '商品数量需为整数',
'cart_id.require' => '参数错误',
'param.require' => '参数错误',
'selected.require' => '参数错误',
'selected.in' => '参数错误',
];
protected function sceneAdd()
{
$this->only(['item_id', 'goods_num']);
}
protected function sceneDel()
{
$this->only(['cart_id']);
}
protected function sceneSelected()
{
$this->only(['cart_id', 'selected']);
}
protected function sceneChange()
{
$this->only(['cart_id', 'goods_num']);
}
protected function checkCart($value, $rule, $data)
{
$cart = Db::name('cart')->where(['id' => $value])->find();
if (!$cart){
return '购物车不存在';
}
return true;
}
protected function checkGoods($value, $rule, $data)
{
$goods = Db::name('goods g')
->field('g.status')
->join('goods_item i', 'i.goods_id = g.id')
->where(['i.id' => $value, 'g.del' => 0])
->find();
if (!$goods || $goods['status'] == 0) {
return '商品已下架';
}
return true;
}
}