从 Sql 服务器数据库动态获取页面内容 MVC 5

Get page content dynamically from Sql server database MVC 5

我想使用 ADO.NET 实体数据模型从 SQL MVC 5 服务器数据库中获取信息到 li 元素中。

这是我生成的model.edmx

public partial class Entities : DbContext
    {
        public Entities()
            : base("name=Entities")
        {
        }

        protected override void OnModelCreating(DbModelBuilder modelBuilder)
        {
            throw new UnintentionalCodeFirstException();
        }

        public virtual DbSet<C__MigrationHistory> C__MigrationHistory { get; set; }

        public virtual DbSet<PackageType> PackageTypes { get; set; }
    }

我有一个名为 PackageTypes 的 table,它有 3 列 Id、Name 和 PackagesInDeal。

<li class="pricing-title">
                            @Html.DisplayFor(model => @Model.Name) @*Free*@
                        </li>

在这个 li 元素中,我需要从 table.

中获取名称值

我不太了解如何向控制器添加两个功能

public ActionResult Create( int? id ) {
            ViewBag.UserId = new SelectList( db.AspNetUsers, "Id", "Email" );
            ViewBag.PackageTypeId = new SelectList( db.PackageTypes, "Id", "Name" );
            ViewBag.SelectedPackage = id;
            return View();
        }

这是控制器包含的代码,根据 id 参数显示 1、2、3 或 4 笔交易。

视图具有以下代码:

 @if ( ( ViewBag.SelectedPackage ?? 0 ) <= 1 ) {
                <div class="col-lg-3 wow zoomIn" style="padding: 0;">
                    <ul class="pricing-plan list-unstyled selected" style="margin: 20px;">

@Html.DisplayFor(model => @Model.Name) @Free@

                        <li class="pricing-desc">
                            Basic package
                            <br />
                        </li>
                        <li class="pricing-price">
                            <span>00</span> / month
                        </li>
                        <li> <i class="fa fa-trophy"></i> aa </li>
                        <li> <i class="fa fa-globe"></i> bb </li>
                        <li> <i class="fa fa-suitcase"></i> cc</li>
                        <li class="selected"> <i class="fa fa-bell"></i>dd </li>
                        <li> <i class="fa fa-database"></i> ee </li>
                        <li> <i class="fa fa-envelope"></i> ff </li>
                        <li>
                            <div style="text-align: right; height: 110px;">
                            </div>
                        </li>
                        <li style="padding-top: 30px;">
                            <a class="btn btn-primary btn-xs" href="@Url.Action( "Create", "Deals", new { deal=Request.QueryString["deal"] } )" rel="1">Buy</a>
                        </li>
                    </ul>
                </div>
            }
@if ( ( ViewBag.SelectedPackage ?? 0 ) <= 2 ) {
                <div class="col-lg-3 wow zoomIn" style="padding: 0;">
                    <ul class="pricing-plan list-unstyled selected" style="margin: 20px;">
                        <li class="pricing-title">
                            Free + Domain
                        </li>
                        <li class="pricing-desc">
                            Basic package
                        </li>
                        <li class="pricing-price">
                            <span>10 </span> / month
                        </li>
                        <li> <i class="fa fa-trophy"></i> aa</li>
                        <li> <i class="fa fa-globe"></i> bb </li>
                        <li> <i class="fa fa-suitcase"></i> cc</li>
                        <li class="selected"> <i class="fa fa-bell"></i> dd</li>
                        <li> <i class="fa fa-database"></i> ee </li>
                        <li> <i class="fa fa-envelope"></i> ff </li>
                        <li>
                            @Html.Partial( "FreeDomain" )
                        </li>

                        <li style="padding-top: 30px;">
                            <a class="btn btn-primary btn-xs" href="@Url.Action( "Create", "Deals", new { deal=Request.QueryString["deal"] } )" rel="1">buy</a>
                        </li>
                    </ul>
                </div>
            }

那么如何从 sql 服务器数据库 tables 检索 "Free" 、 "Free + Domain" 和 li 中的其余信息??

您始终可以使用 MVC 脚手架为给定的数据模型实体生成控制器/视图。 http://www.asp.net/visual-studio/overview/2013/aspnet-scaffolding-overview

经过长时间的网络研究,我终于得到了我想要的东西。所以控制器看起来像这样

public ActionResult Create(int? id)
            {
            List<PackageType> packageTypes = db.PackageTypes.ToList();
            ViewBag.PackageTypesName = packageTypes;
            ViewBag.SelectedPackage = id;
            return View();
            }

和视图

@if ((ViewBag.SelectedPackage ?? 0) <= 1)
                {
                <div class="col-lg-3 wow zoomIn" style="padding: 0;">
                    <ul class="pricing-plan list-unstyled selected" style="margin: 20px;">
                        <li class="pricing-title">
                            **@ViewBag.PackageTypesName[0].Name**
                        </li>
                        <li class="pricing-desc">
                            Basic package
                            <br />
                        </li>
                        <li class="pricing-price">
                            <span>00</span> / month
                        </li>
                        <li> <i class="fa fa-trophy"></i> aa </li>
                        <li> <i class="fa fa-globe"></i> bb </li>


<li> <i class="fa fa-suitcase"></i> cc</li>
                    <li class="selected"> <i class="fa fa-bell"></i>dd </li>
                    <li> <i class="fa fa-database"></i> ee </li>
                    <li> <i class="fa fa-envelope"></i> ff </li>
                    <li>
                        <div style="text-align: right; height: 110px;">
                        </div>
                    </li>
                    <li style="padding-top: 30px;">
                        <a class="btn btn-primary btn-xs" href="@Url.Action("Create", "Deals", new { deal = Request.QueryString["deal"] })" rel="1">Buy</a>
                    </li>
                </ul>
            </div>
            }