Request.Url.PathAndQuery
public RedirectResult AddToCart(Cart cart, int productId, string returnUrl)
{
Product product = this.productRepository.Products
.FirstOrDefault(p => p.ProductID == productId); if (null != productId)
{
cart.AddItem(product, );
} returnUrl = this.Request["returnUrl"]; //return RedirectToAction("Index", new { returnUrl });
return Redirect(returnUrl);
}
@model Easy5.ASPMVC.SportsStore.Domain.Entities.Product <div class="item">
<h3>
@Model.Name
</h3>
@Model.Description @using(Html.BeginForm("AddToCart", "Cart"))
{ /* 1.创建一个隐藏的字段ProductID
*/
@Html.HiddenFor(x=>x.ProductID) /* 2.实参："returnUrl" 必须与对应的参数的参数名名一样
*/
@Html.Hidden("returnUrl", Request.Url.PathAndQuery)/*返回本页面的请求地址*/
<input type="submit" value="+ 加入购物车"/>
} <h4>
@Model.Price.ToString("c")
</h4>
</div>
$.ajax
@Url.Action
<td style="text-align: center;">
<img src="@Url.Content("~/Images/Update.png")" alt="更新" title="更新" class="UpdateShoppingCartItemButton" id="@string.Format("update_{}", item.ID)" />
</td>
<td style="text-align: center;">
<img src="@Url.Content("~/Images/Delete.png")" alt="删除" title="删除" class="DeleteShoppingCartItemButton" id="@string.Format("delete_{}", item.ID)" />
</td> @section scripts{
<script type="text/javascript">
function IsNumeric(input) {
return (input - ) == input && input.length > ;
} $(function () {
$(".UpdateShoppingCartItemButton").click(function () {
var buttonID = $(this).attr('id');
var qid = buttonID.replace('update_', 'quantity_');
var itemID = buttonID.replace('update_', '');
var quantity = $('#' + qid).val();
var postUrl = '@Url.Action("UpdateShoppingCartItem", "Home")';
var redirectUrl = '@Url.Action("ShoppingCart", "Home")'; if (!IsNumeric(quantity)) {
alert('输入的数量值必须是数值。');
return;
} var intQuantity = parseInt(quantity);
if (intQuantity <= ) {
alert('输入的数量值必须是大于或等于1的数值。');
window.location.href = redirectUrl;
return;
} $.ajax({
type: "POST",
url: postUrl,
data: { shoppingCartItemID: itemID, quantity: intQuantity },
success: function (msg) {
window.location.href = redirectUrl;
}
});
}); $('.DeleteShoppingCartItemButton').click(function () {
if (confirm('是否确定要删除所选商品？')) {
var buttonID = $(this).attr('id');
var itemID = buttonID.replace('delete_', '');
var postUrl = '@Url.Action("DeleteShoppingCartItem", "Home")';
var redirectUrl = '@Url.Action("ShoppingCart", "Home")'; $.ajax({
type: "POST",
url: postUrl,
data: { shoppingCartItemID: itemID },
success: function (msg) {
window.location.href = redirectUrl;
}
});
}
});
});
</script>
}