Views/Cart/Index.cshtml

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@model List<MvcShopping.Models.Cart>

@{
    var ajax = new AjaxOptions() { OnSuccess="success",OnFailure="fail",HttpMethod="post",Confirm="确定要删除？" };
}

@section Scripts{
    @Scripts.Render("~/bundles/jqueryval");
    <script>
        function success() {
            alert("success");
            window.location.reload();
        }
        function fail(xhr) {
            alert("fail"+xhr.status);

        }
    </script>
}

<h2>购物车列表</h2>

@using (Html.BeginForm("UpdateAmount", "Cart"))
{
    <table>
        <tr>
            <th>名称</th>
            <th>单价</th>
            <th>数量</th>
            <th>小计</th>
            <th></th>
        </tr>
        @{int totalPrice = 0;}
        @if (Model!=null)
        {
            for (int i = 0; i < Model.Count; i++)
            {
                totalPrice += Model[i].Product.Price * Model[i].Amount;
                var ddlAmount = new SelectList(Enumerable.Range(1, 10), Model[i].Amount);
                @Html.HiddenFor(modelitem => Model[i].Product.Id)
                <tr>
                    <td>@Html.DisplayFor(modelitem => Model[i].Product.Name)</td>
                    <td>@(Model[i].Product.Price)</td>
                    <td>@Html.DropDownListFor(modelitem => Model[i].Amount, ddlAmount)</td>
                    <td>@(Model[i].Product.Price * Model[i].Amount)</td>
                    <td>@Ajax.ActionLink("删除", "Remove", "Cart", new { ProductId = Model[i].Product.Id }, ajax)</td>
                </tr>
            }
        }
        <tr>
            <th></th>
            <th></th>
            <th>总价</th>
            <th id="totalprice">@totalPrice</th>
            <th></th>
        </tr>
    </table>
    <p>
        <input type="submit" value="更新数量" />
        <input type="button" value="完成订单" onclick="location.href='@Url.Action("Complete","Order")'" />