WEB API - PUT

1. RegistrationController(web Api controller)

using LaySous.CineTot.ServiceAPI.Entities;
using LaySous.CineTot.ServiceAPI.Interfaces;
using LaySous.CineTot.ServiceAPI.Models;
using LaySous.CineTot.ServiceAPI.POCO;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;

namespace LaySous.CineTot.ServiceAPI.Controllers
{
    public class RegistrationController : ApiController
    {
        static readonly IRegistration oRegistration = new MRegistration();
       
       [HttpPut]
        public CServerMessage VerifyUserEmail(CVerifyEmailData VerifyEmailData)
        {
            return oRegistration.VerifyEmail(VerifyEmailData);
        }
}
}

2.IRegistrations


using LaySous.CineTot.ServiceAPI.Entities;
using LaySous.CineTot.ServiceAPI.POCO;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LaySous.CineTot.ServiceAPI.Interfaces
{
    public interface IRegistration
    {
        CServerMessage VerifyEmail(CVerifyEmailData VerifyEmailData);
     }
}

3.CRegReturn.cs
using LaySous.CineTot.ServiceAPI.Entities;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace LaySous.CineTot.ServiceAPI.POCO
{
  public class CServerMessage
    {
        public string Msg;
        public string ExMsg;
    }
  public class CVerifyEmailData
    {
        public string eMailID;
        public string VerifyCode;
        public DateTime DateVerified;
    }
}

4. MRegistration 


using LaySous.CineTot.ServiceAPI.Interfaces;
using LaySous.CineTot.ServiceAPI.POCO;
using System;
using System.Linq;
using LaySous.CineTot.ServiceAPI.Entities;
using System.Collections.Generic;

namespace LaySous.CineTot.ServiceAPI.Models
{
  public class MRegistration : IRegistration
    {
  public CServerMessage VerifyEmail(CVerifyEmailData VerifyEmailData)
        {
            FytotCtx oDataContext = null;
            CServerMessage oServerMessage = null;
            Registrations oRegistrations = null;

            try
            {
                oServerMessage = new CServerMessage();
                oServerMessage.Msg = CCommon.EnumMessages.FAILED.ToString();

                oDataContext = new FytotCtx();
                //oRegistrations = oDataContext.Registrations.Where(R => (R.eMailID.Trim().ToLower() == VerifyEmailData.eMailID.Trim().ToLower()) && (R.eMailVerificationCode == VerifyEmailData.VerifyCode)).FirstOrDefault();
                oRegistrations = oDataContext.Registrations.Where(R => (R.eMailID.Trim().ToLower() == VerifyEmailData.eMailID.Trim().ToLower())).FirstOrDefault();

                if (oRegistrations != null)
                {
                    if (oRegistrations.eMailVerificationCode == VerifyEmailData.VerifyCode)
                    {
                        oDataContext.Registrations.Attach(oRegistrations);
                        oRegistrations.eMailVerified = "Y";
                        oRegistrations.eMailVerificationCode = null;
                        oRegistrations.IsQCVerified_ = "Y";
                        oRegistrations.DateModified = VerifyEmailData.DateVerified;

                        oDataContext.SaveChanges();

                        oServerMessage.Msg = CCommon.EnumMessages.SUCCESS.ToString();
                    }
                    else if (oRegistrations.eMailVerified == "Y")
                    {
                        oServerMessage.Msg = CCommon.EnumMessages.EMAIL_ALREADY_VERIFIED.ToString();
                    }
                    else
                    {
                        oServerMessage.Msg = CCommon.EnumMessages.INVALID_EMAIL_VERIFYCODE.ToString();
                    }
                }
                else
                {
                    oServerMessage.Msg = CCommon.EnumMessages.INVALID_EMAIL.ToString();
                }
            }
            catch (Exception oEx)
            {
                oServerMessage.Msg = CCommon.EnumMessages.EXCEPTION.ToString();
                oServerMessage.ExMsg = oEx.Message.ToString();
            }
            finally
            {
                oDataContext = null;
                oRegistrations = null;
            }

            return oServerMessage;
        }
   }
}