120 lines
3.3 KiB
PHP
120 lines
3.3 KiB
PHP
<?php
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/**
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* @author Any
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* @description KISS
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* @date 2021年6月15日
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* @version 1.0.0
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*
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* _____LOG_____
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*
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*/
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namespace app\models\common;
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use app\models\Cart;
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use app\models\Goods;
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use app\models\GoodsAttr;
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use app\models\Model;
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use yii\helpers\ArrayHelper;
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use app\components\Serializer;
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class CommonCartAddForm extends Model
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{
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public $goods_id;
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public $attr;
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public $num;
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public $plugin_sign;
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public $cx_mch_id;
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public $user_id;
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public function rules()
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{
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return [
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[['goods_id', 'num', 'attr', 'cx_mch_id', 'user_id'], 'integer'],
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[['cx_mch_id', 'user_id', 'goods_id', 'attr', 'num', 'plugin_sign'], 'required']
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];
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}
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public function save()
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{
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if (!$this->validate()) {
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return $this->getModelError();
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}
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try {
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Cart::cacheStatusSet(true);
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$goods = Goods::findOne(['id' => $this->goods_id]);
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if (!$goods) {
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throw new \Exception('商品不存在');
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}
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if ($goods->goodsHub->type == 1) {
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throw new \Exception('虚拟商品不允许加入购物车');
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}
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$attr = GoodsAttr::find()->alias('g')->where([
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'g.id' => $this->attr,
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'g.goods_id' => $this->goods_id,
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'g.is_delete' => 0,
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])->innerJoinwith(['goods o' => function ($query) {
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$query->where([
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'o.id' => $this->goods_id,
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'o.cx_mch_id' => $this->cx_mch_id,
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'o.is_delete' => 0,
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'o.status' => 1,
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]);
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}])->one();
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if (!$attr) {
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throw new \Exception('商品异常');
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}
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$this->num = $this->num > $attr->stock ? $attr->stock : $this->num;
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if ($this->num <= 0) {
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throw new \Exception('数量为空或库存为空');
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}
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$cart = Cart::findOne([
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'user_id' => $this->user_id,
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'goods_id' => $this->goods_id,
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'attr_id' => $this->attr,
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'cx_mch_id' => $this->cx_mch_id,
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'plugin_sign' => $this->plugin_sign,
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'is_delete' => 0,
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]);
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if (!$cart) {
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$cart = new Cart();
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$cart->user_id = $this->user_id;
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$cart->goods_id = $this->goods_id;
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$cart->attr_id = $this->attr;
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$cart->num = 0;
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$cart->cx_mch_id = $this->cx_mch_id;
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$cart->plugin_sign = $this->plugin_sign;
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$cart->attr_info = (new Serializer())->encode(ArrayHelper::toArray($attr));
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};
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$cart->num += $this->num;
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if ($cart->num > $attr->stock) {
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return $this->apiReturnError('商品加购件数超过库存');
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}
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if ($cart->save()) {
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return $this->apiReturnSuccess('添加购物车成功');
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} else {
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throw new \Exception($this->getModelError($cart));
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}
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} catch (\Exception $e) {
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return $this->apiReturnError($e->getMessage());
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}
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}
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public function __destruct()
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{
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Cart::cacheStatusSet(false);
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}
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}
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