how to insert data into database using wcf in mvc4

I want to insert data into database.

 iserviceemp:

[ServiceContract]
public interface IServiceAuthor
{
[OperationContract]
string InsertEmployeeDetails(EmpDetails emp);
}

 

public class EmpDetails
{

string name = string.Empty;

string address = string.Empty;

string dept = string.Empty;




[DataMember]

public string Name
{

get { return name; }

set { name = value; }

}

[DataMember]

public string Address
{

get { return address; }

set { address = value; }

}

[DataMember]

public string Department
{

get { return dept; }

set { dept = value; }

}



} 

 serviceemp:

public string InsertEmployeeDetails(EmpDetails emp)
{

string Message;

//SqlConnection con = new SqlConnection("Data Source=.;Initial Catalog=Rajesh;User ID=sa;Password=wintellect");

con.Open();

SqlCommand cmd = new SqlCommand("insert into Employee(Name,Address,Department) values(@Name,@Address,@Department)", con);

cmd.Parameters.AddWithValue("@Name", emp.Name);

cmd.Parameters.AddWithValue("@Address", emp.Address);

cmd.Parameters.AddWithValue("@Department", emp.Department);



int result = cmd.ExecuteNonQuery();

if (result == 1)
{

Message = emp.Name + " Details inserted successfully";

}

else
{

Message = emp.Name + " Details not inserted successfully";

}

con.Close();

return Message;

}

 

i have created service i want to consume in mvc application i have created empcontroller

iam stuck here how to use service and how to insert data.