我希望制作一个Master Detail View。
我有两个表tbFamily和tbFamilyMember。
我目前能够查看家庭详细信息并列出相关的家庭成员,但是,我想根据他们的角色分离家庭成员。即我想显示父母/监护人的名单,然后显示按出生日期订购的儿童名单。
我的模型如下:
public class tbFamily
{
public int tbFamilyID { get; set; }
public string Surname { get; set; }
public string Address1 { get; set; }
public string Address2 { get; set; }
public string Address3 { get; set; }
public string Town { get; set; }
public string County { get; set; }
public string Postcode { get; set; }
public string Country { get; set; }
public string Telephone { get; set; }
public string Mobile { get; set; }
public string Email { get; set; }
public virtual ICollection<tbFamilyMember> tbFamilyMember { get; set; }
public virtual ICollection<tbFamilyData> tbFamilyData { get; set; }
}
public class tbFamilyMember
{
public int tbFamilyMemberID { get; set; }
public int tbFamilyID { get; set; }
public int Role { get; set; }
public string Firstname { get; set; }
public string Surname { get; set; }
public char Gender { get; set; }
[DisplayFormat(DataFormatString = "{0:d}", ApplyFormatInEditMode = true)]
public DateTime DateOfBirth { get; set; }
public virtual tbFamily tbFamily { get; set; }
}
我的控制器目前看起来如下:
public ActionResult Details(int id = 0)
{
tbFamily tbfamily = db.tbFamily.Find(id);
if (tbfamily == null)
{
return HttpNotFound();
}
return View(tbfamily);
}
其关联的视图
@Html.DisplayFor(model => model.Surname)
@Html.DisplayFor(model => model.Address1)
@Html.DisplayFor(model => model.Address2)
@Html.DisplayFor(model => model.Address3)
@Html.DisplayFor(model => model.Town)
@Html.DisplayFor(model => model.County)
@Html.DisplayFor(model => model.Postcode)
@Html.DisplayFor(model => model.Country)
@Html.DisplayFor(model => model.Telephone)
@Html.DisplayFor(model => model.Mobile)
@Html.DisplayFor(model => model.Email)
@foreach (var item in Model.tbFamilyMember)
{
@Html.DisplayFor(modelItem => item.Firstname)
@Html.DisplayFor(modelItem => item.Surname)
@Html.DisplayFor(modelItem => item.Role)
}
让孩子们:
public ActionResult GetChildren(int id)
{
var tbFamilyData = from f in db.tbFamilyMember
where f.tbFamilyID.Equals(id)
where f.Role.Equals(3)
select f;
return View(tbFamilyData);
}
与之相关的观点:
@foreach (var item in Model.tbFamilyData)
{
@Html.DisplayFor(modelItem => item.tbFamilyMember.Firstname)
@Html.DisplayFor(modelItem => item.tbFamilyMember.Surname)
@Html.DisplayFor(modelItem => item.tbFamilyMember.Role)
}
只是不确定如何让两者一起工作!
我创建了一个单独的Model tbFamilyData
public class tbFamilyData
{
public virtual tbFamily tbFamily { get; set; }
public virtual tbFamilyMember tbFamilyMember { get; set; }
}
我现在收到错误tbFamilyData没有定义键。
希望有人能提供帮助。
答案 0 :(得分:0)
我建议使用以下两个选项之一:
1)创建更好地代表您的视图的视图模型,并将它们填入控制器(我的首选解决方案)。
public class FamilyViewModel
{
public string Surname { get; set; }
... // other props
public ICollection<FamilyMemberViewModel> Parents { get; set; }
public ICollection<FamilyMemberViewModel> Children { get; set; }
}
2)在视图中使用Linq方法过滤要显示的数据
<h1>Parents</h1>
@foreach (var item in Model.tbFamilyMember.Where(x => x.Role == Roles.Parent))
{
...
}
<h1>Children</h1>
@foreach (var item in Model.tbFamilyMember.Where(x => x.Role == Roles.Child)
.OrderBy(x => x.DateOfBirth))
{
...
}