function modifycart()
{
$shopid = intval(IReq::get('shopid'));
$goods_id = intval(IReq::get('goods_id'));
$targetnum = intval(IReq::get('num'));
if ($shopid < 0) {
$this->message('店铺获取失败');
}
if ($goods_id < 0) {
$this->message('获取商品失败');
}
if ($targetnum < 1) {
$this->message('请执行删除该商品操作');
}
$Cart = new smCart();
$plate = intval(IReq::get('plate'));
if (!empty($plate)) {
$Cart->cartName = 'platesmcart';
}
$carinfo = $Cart->getMyCart();
if (!isset($carinfo['list'][$shopid]['data'][$goods_id]['count'])) {
$this->message('此商品未添加到购物车');
}
$js = $targetnum - $carinfo['list'][$shopid]['data'][$goods_id]['count'];
$num = $js;
$checkinfo = $Cart->add($goods_id, $num, $shopid);
if ($checkinfo == false) {
$this->message($Cart->getError());
}
$this->success('操作成功');
}
function downcart()
{
$shopid = intval(IReq::get('shopid'));
$goods_id = intval(IReq::get('goods_id'));
$num = intval(IReq::get('num'));
if ($shopid < 0) {
$this->message('店铺获取失败');
}
if ($goods_id < 0) {
$this->message('获取商品失败');
}
if ($num < 1) {
$this->message('商品数量失败');
}
$Cart = new smCart();
$plate = intval(IReq::get('plate'));
if (!empty($plate)) {
$Cart->cartName = 'platesmcart';
}
$carinfo = $Cart->getMyCart();
if (!isset($carinfo['list'][$shopid]['data'][$goods_id]['count'])) {
$this->message('此商品未添加到购物车');
}
if ($carinfo['list'][$shopid]['data'][$goods_id]['count'] == $num) {
$checkinfo = $Cart->del($goods_id, $shopid);
$this->success('操作成功');
} else {
$num = $num * -1;
$checkinfo = $Cart->add($goods_id, $num, $shopid);
}
if ($checkinfo == false) {
$this->message($Cart->getError());
}
$this->success('操作成功');
}
