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<?php
namespace api\logic;
use antgoods\goods\models\ars\Goods;
use antgoods\goods\models\ars\GoodsAttr;
use antgoods\goods\models\ars\GoodsSku;
use yii\di\Instance;
use yii\helpers\Url;
use yii\web\BadRequestHttpException;
use yii\web\NotFoundHttpException;
use Yii;
/**
* @author iron
* @email weiriron@gmail.com
* Class Helper
* @package api\logic
*/
class Helper
{
/**
* @param $array
* @return string
*/
public static function errorMessageStr($array): string
{
$data = [];
foreach ($array as $k => $v) {
$data[] = implode(' ', $v);
}
return implode(' ', $data);
}
/**
* @param $goodsId
* @param $count
* @param null $skuId
* @throws BadRequestHttpException
* @throws NotFoundHttpException
* 判断库存
*/
public static function checkStock($goodsId, $count, $skuId = null)
{
$sku = GoodsSku::findOne($skuId);
$goods = Goods::findOne($goodsId);
if (!$goods) {
throw new NotFoundHttpException('商品未找到');
}
if (!$sku && $goods->stock == Goods::UNLIMITED_STOCK) {
return;
}
$stock = $sku ? $sku->stock : $goods->stock;
if ($stock < $count) {
throw new BadRequestHttpException("商品{$goods->name}库存不足");
}
return;
}
public static function createdResponse($model, $view)
{
$response = Yii::$app->getResponse()->setStatusCode(201);
$id = implode(',', array_values($model->getPrimaryKey(true)));
$response->getHeaders()->set('Location', Url::toRoute([$view, 'id' => $id], true));
}
/**
* @param $goodsId
* @param $skuId
* @return int
* @throws NotFoundHttpException
* 计算商品价格
*/
public static function countPrice($goodsId, $skuId)
{
$goods = Goods::findOne($goodsId);
if (!$goods) {
throw new NotFoundHttpException('商品未找到');
}
$price = $goods->price;
$sku = GoodsSku::findOne($skuId);
if ($sku) {
$price = $sku->price;
}
return $price;
}
/**
* @param $skuId
* @return string
* @throws NotFoundHttpException
*/
public static function skuValue($skuId)
{
$sku = GoodsSku::findOne($skuId);
if (!$sku) {
return '';
}
$data = [];
$goodsAttr = array_filter(explode(',', $sku->goods_attr));
if (empty($goodsAttr)) {
throw new NotFoundHttpException('sku无对应商品属性');
}
foreach ($goodsAttr as $k => $v) {
$attr = GoodsAttr::findOne($v);
if (!$attr) {
throw new NotFoundHttpException('商品属性未找到');
}
$data[] = $attr->attr_value;
}
return implode(',', $data);
}
}