/**
* 往购物车里面增加一个商品
*
* @param int $goodsId 商品ID
* @param int $buyCount 购买数量
* @param string $specStr 商品组合列表 比如 "白色,ML码,男款"，用逗号分隔
* @param string $goodsSn 商品的 sn 号
*/
public function addGoods($goodsId, $buyCount, $specStr = null, $goodsSn = null)
{
// 先删除旧的记录
$this->removeGoods($goodsId, $specStr);
// 添加商品
$orderGoods = new OrderGoods();
$orderGoods->setValue('goods_id', $goodsId);
$orderGoods->setValue('goods_number', $buyCount);
$orderGoods->setValue('goods_attr', $specStr);
if (!empty($goodsSn)) {
$orderGoods->setValue('goods_sn', $goodsSn);
}
$this->orderGoodsArray[] = $orderGoods;
// 对商品做排序
$orderIdMapArray = array();
foreach ($this->orderGoodsArray as $orderGoodsItem) {
if (!isset($orderIdMapArray[$orderGoodsItem->getValue('goods_id')])) {
$orderIdMapArray[$orderGoodsItem->getValue('goods_id')] = array();
}
$orderIdMapArray[$orderGoodsItem->getValue('goods_id')][] = $orderGoodsItem;
}
$this->orderGoodsArray = array();
foreach ($orderIdMapArray as $array) {
$this->orderGoodsArray = array_merge($this->orderGoodsArray, $array);
}
unset($orderIdMapArray);
}
