ieqwupdate Delete method using CodeFirstApproach and V

Question

Hi I want to do update delete Process using Code First approach and view model in mvc4.I had create the view and i done insertion process using Code First approach and ViewModel because my DB is fully normalized and i used EF .

so I used code first approach and ViewModel. Now I complete the Insertion process . Now I want to know how to do Update and Delete process using Code First approach and ViewModel. Please any one give me the solution

 

 My Model

 

 

 

public class CustomerModel1

{

public System.Guid CustomerID { get; set; }

public string DisplayName { get; set; }

public string PrintName { get; set; }

}

public partial class ContactModel

{

public System.Guid ContactID { get; set; }

public string DisplayName { get; set; }

public string PrintName { get; set; }

public string Mobile1 { get; set; }

public string Mobile2 { get; set; }

public string Phone1 { get; set; }

public string Phone2 { get; set; }

public string Email1 { get; set; }

public string Website1 { get; set; }

}

 

 

 My VieModel

 

public class CustomerViewModel

{

public System.Guid CustomerID { get; set; }

public string CustomerName { get; set; }

public System.Guid ContactID { get; set; }

public string ContactPerson { get; set; }

public string PhoneNo1 { get; set; }

public string PhoneNo2 { get; set; }

public string MobileNo1 { get; set; }

public string MobileNo2 { get; set; }

public string Website1 { get; set; }

}

public class VisitorsEntities1 : DbContext

{

public DbSet Customer { get; set; }

public DbSet Contact { get; set; }

}

My Controller

 

 

public ActionResult Create()

{

return View();

}

[HttpPost]

public ActionResult Create(CustomerViewModel viewmodel)

{

var Customerobj = new Customer()

{

CustomerID= Guid .NewGuid (),

DisplayName = viewmodel.CustomerName,

PrintName = viewmodel .CustomerName

};

var Contactobj = new Contact()

{

ContactID= Guid.NewGuid(),

DisplayName= viewmodel.CustomerName,

PrintName=viewmodel.CustomerName,

Mobile1=viewmodel.MobileNo1,

Mobile2 = viewmodel.MobileNo2,

Phone1= viewmodel.PhoneNo1,

Phone2=viewmodel.PhoneNo2,

Email1=viewmodel.Email1,

Website1=viewmodel.Website1

db.Customer.Add(Customerobj);

db.Contact.Add(Contactobj);

db.SaveChanges();

return View();

}

 

Here i complete the insert process using CodeFirstApproach and ViewModel. Insertion is working fine. Now I want to do Update ,Delete and Details (Index) Process . How to do that using code first approach and ViewModel.

Thanks