using Newtonsoft.Json;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;
using System.Web.Http;
using Xylem.Common.CommonCore.Configuration;
using Xylem.Common.CommonCore.Exceptions;
using Xylem.Common.CommonCore.Exceptions.Db;
using Xylem.Common.CommonCore.Exceptions.WaterMeter;
using Xylem.Common.CommonCore.Exceptions.Web;
using Xylem.Common.Hardware.WaterMeter.Genesis.GenesisCore;
using Xylem.Common.Hardware.WaterMeter.Genesis.GenesisFile;
using Xylem.Common.Hardware.WaterMeter.Genesis.GenesisPwd;
using Xylem.Common.Logic.ServiceCore;
using Xylem.Common.Logic.SoftwareAccessHelper;

namespace Xylem.Common.Service.MeterProcessState.Controllers
{
    [RoutePrefix("api/Password")]
    public class PasswordController : ApiController
    {
        public static class GlobalConfig
        {
            public static Lazy<String> connectionString = new Lazy<String>(()
            =>
            System.Configuration.ConfigurationManager.ConnectionStrings["default"].ConnectionString
            );
        }

        [Route("SetPassword"), HttpGet]
        public async Task<HttpResponseMessage> SetPassword(String PcbId, String password, Boolean keepOldPw = false)
        {
            try
            {
                if (keepOldPw == true)
                {
                    throw new ApplicationException("Not Suppoted keepOldPw");
                }
                using (var dataAccess = new SqlDataAccess(GlobalConfig.connectionString.Value))
                {
                    StringBuilder sb = new StringBuilder();

                    sb.AppendLine($"update auftrag.dbo.Genesis_PcbPassword set [password] ='{password}'  where PcbId='{PcbId}'");
       

                    var dt = dataAccess.ExecuteQuery(sb.ToString());
                }

                return Request.CreateResponse(HttpStatusCode.OK, await Task.Run(() => { return "store"; }));
            }
            catch (Exception ex)
            {
                return Request.CreateResponse(HttpStatusCode.ExpectationFailed, ex);
            }
        }
        public class PwProcessorId
        {
            public PwProcessorId(String password, UInt64? processorId = null)
            {
                Password = password;
                ProcessorId = processorId;

            }


            public PwProcessorId(String password)
            {
                Password = password;
            }

            public PwProcessorId()
            {
            }

            public UInt64? ProcessorId;
            public String Password;

        }
        public String BuildSkeletonKey(UInt64 processorUid)
        {
            return $"{(UInt16)((processorUid >> 48) ^ (processorUid >> 32)):X4}" +
                   $"{(UInt32)((processorUid >> 16) ^ processorUid):X8}";
        }
        [Route("GetPwProcessorId"), HttpGet]
        public async Task<PwProcessorId> GetPasswordLU(String PcbId)
        {
            return await Task.Run(async () =>
            {
                using (var dataAccess = new SqlDataAccess(GlobalConfig.connectionString.Value))
                {
                    //try
                    //{
                    //    var dt = dataAccess.ExecuteQuery($"SELECT top 10 [DS_ID] ,[ID_PCB]  ,[ID_TEST]  ,[JSON]  FROM [MyOraDB]..[DELTACHEF].[GENESIS_PCBFUNCTIONALTEST_PD]  where [ID_PCB] = '{PcbId}' order by ID_TEST desc");
                    //    foreach (var item in dt.Select())
                    //    {
                    //        var jsonString = item["JSON"].ToString();
                    //        var o = JsonConvert.DeserializeObject<JObject>(jsonString);
                    //        var logon = from p in o["TestStepResults"]["$values"] select p;
                    //        var logonnote = logon.Where(a => a["TestStepName"].ToString() == "Genesis IrDA Logon").ToList();
                    //        var list = logonnote.Children().Where(a => ((JProperty)a).Name == "TestValue").First().Values().First();
                    //        var pwString = list.ToString();
                    //        var bList = new List<Byte>();

                    //        var pidNode = o.GetValue("TestBoardSerialNr").ToString();
                    //        pidNode = pidNode.Replace("-", "").Substring(8,16);

                    //        var pId = Convert.ToUInt64(pidNode, 16);
                    //        var checkPW = BuildSkeletonKey(pId);

                    //        int NumberChars = pwString.Length;
                    //        byte[] bytes = new byte[NumberChars / 2];
                    //        for (int i = 0; i < NumberChars; i += 2)
                    //        {
                    //            bytes[i / 2] = Convert.ToByte(pwString.Substring(i, 2), 16);
                    //        }



                    //        return new PwProcessorId(ASCIIEncoding.ASCII.GetString(bytes));

                    //    }
                    //}
                    //catch (Exception e)
                    //{



                    //}

                    try
                    {
                        var searchKey = "Flash TestFirmware";
                        var dt = dataAccess.ExecuteQuery($"SELECT top 1 [DS_ID] ,[ID_PCB]  ,[ID_TEST]  ,[JSON]  FROM [MyOraDB]..[DELTACHEF].[GENESIS_PCBMETROLOGYTEST_PD]  where [ID_PCB] = '{PcbId}' order by ID_TEST desc");

                        if (!dt.Select().Any())
                        {
                            dt = dataAccess.ExecuteQuery($"SELECT top 1 [DS_ID] ,[ID_PCB]  ,[ID_TEST]  ,[JSON]  FROM [MyOraDB]..[DELTACHEF].[GENESIS_PCBRADIOTEST_PD]  where [ID_PCB] = '{PcbId}' order by ID_TEST desc");
                            searchKey = "Flash Firmware";
                        }

                        foreach (var item in dt.Select())
                        {
                            var jsonString = item["JSON"].ToString();
                            var o = JsonConvert.DeserializeObject<JObject>(jsonString);
                            try
                            {
                                var pwString = o["JsonObject"][searchKey].ToString();
                                //FE081F0  E5250E5D084FA024  00 04 80 00 70 03 48 9E   
                                //0x       0413F059069BEB24

                                //pwString = "FE081F0  F2 30 F0 59 03 66 10 24  00 04 80 00 70 03 48 9A";
                                //pwString = "FE081F0 16 31 F0 59 06 9B EB 24  00 04 80 00 70 03 48 9A";
                                //pwString = "FE081F0 B3 F3 0D 5C 05 C3 9B 24  00 04 80 00 70 03 48 9E";
                                //pwString = "FE081F0 C3 30 F0 59 03 66 10 24  00 04 80 00 70 03 48 9A";
                                //E79E9F08AFBE
                                var pId = Convert.ToUInt64(pwString.Replace(" ", "").Substring(7, 16), 16);

                                var s = BuildSkeletonKey(pId);
                                var r = "";

                                r += s[10];
                                r += s[11];
                                r += s[8];
                                r += s[9];
                                r += s[6];
                                r += s[7];
                                r += s[4];
                                r += s[5];
                                r += s[2];
                                r += s[3];
                                r += s[0];
                                r += s[1];

                                return new PwProcessorId(r, pId);

                            }
                            catch (Exception)
                            {


                            }

                            var logon = from p in o["TestStepResults"]["$values"] select p;
                            var logonnote = logon.Where(a => a["TestStepName"].ToString() == "searchKey").ToList();
                            var list = logonnote.Children().Where(a => ((JProperty)a).Name == "TestValue").First().Values().First();


                            var spId = Convert.ToUInt64(list.ToString().Replace(" ", "").Substring(7, 16), 16);

                            var ss = BuildSkeletonKey(spId);
                            var rr = "";

                            rr += ss[10];
                            rr += ss[11];
                            rr += ss[8];
                            rr += ss[9];
                            rr += ss[6];
                            rr += ss[7];
                            rr += ss[4];
                            rr += ss[5];
                            rr += ss[2];
                            rr += ss[3];
                            rr += ss[0];
                            rr += ss[1];

                            return new PwProcessorId(rr, spId);

                            //        return new PwProcessorId(ASCIIEncoding.ASCII.GetString(bytes));





                        }


                    }
                    catch (Exception e)
                    {
                        return new PwProcessorId(e.Message + e.StackTrace);



                    }

                    return new PwProcessorId();


                }
            });

        }


        [Route("GetPassword")]
        public async Task<HttpResponseMessage> GetPassword(String PcbId, Int32 Llv = 8)
        {
            try
            {
                var returnPw = "Not assigned";
                using (var dataAccess = new SqlDataAccess(GlobalConfig.connectionString.Value))
                {
                    String selectQuery = $"select [password] , [isLocked],[KeySetId] ,[orderNumber],[radioAdress] from dbo.Genesis_PcbPassword where PcbId like '{PcbId}'";
                    var dt = dataAccess.ExecuteQuery(selectQuery);
                    if (dt.Rows.Count == 0)
                    {
                        var luPW = await GetPasswordLU(PcbId);
                        if (!string.IsNullOrEmpty(luPW.Password))
                        {
                            var ProcessorIdString = luPW.ProcessorId.HasValue ? $"'{luPW.ProcessorId.Value}'" : "null";

                            dt = dataAccess.ExecuteQuery($"INSERT INTO [dbo].[Genesis_PcbPassword]      " +
                             $"           ([PcbId]                                                      " +
                             $"           ,[Password]                                                   " +
                             $"           ,[KeySetId]                                                   " +
                             $"           ,[orderNumber]                                                " +
                             $"           ,[radioAdress]                                                " +
                             $"           ,[Bemerkung]                                                  " +
                             $"           ,[KitronSkeletonKey]                                          " +
                             $"           ,[ProcessorID]                                                " +
                             $"           ,[IsLocked])                                                  " +
                             $"     VALUES                                                              " +
                             $"           ('{PcbId}'                                                    " +
                             $"           ,'{luPW.Password}'                                                     " +
                             $"           ,NULL                                   " +
                             $"           ,NULL                                         " +
                             $"           ,NULL                                     " +
                             $"           ,'AutoImport'                                                " +
                             $"           ,'{luPW.Password}'                                                      " +
                             $"           ,{ProcessorIdString}                                " +
                             $"           ,0);                                           " +
                             $" { Environment.NewLine}" +
                             $" { selectQuery}");

                        }
                    }

                    foreach (var item in dt.Select())
                    {
                        returnPw = item["password"].ToString();
                        if (!(Boolean)item["isLocked"])
                        {
                            return Request.CreateResponse(HttpStatusCode.OK, await Task.Run(() => { return returnPw; }));
                        }



                        if (string.IsNullOrEmpty(item["KeySetId"].ToString()))
                        {
                            return Request.CreateResponse(HttpStatusCode.InternalServerError, new NoKeyStoredException(new Guid("3A963893-5D8D-4A61-9D65-4B927A9331A5")));
                        }

                        if (!Request.Headers.Contains("X-Node-Token"))
                        {
                            return Request.CreateResponse(HttpStatusCode.InternalServerError, new TokenRequiredException(new Guid("A1ED92AE-8341-4829-9A18-8249D927E777")));
                        }

                        var passwords = getKeys(Request.Headers.GetValues("X-Node-Token").First(), item["orderNumber"].ToString(), item["password"].ToString());
                        //pw servcie stores 1,2,X,4-8
                        if (Llv != 3)
                        {
                            returnPw = passwords.Keys[Llv <= 2 ? Llv : Llv + 1].KeyKey;

                            if (returnPw.Length > 12)
                            {
                                returnPw = returnPw.Substring(0, 12);
                            }
                            return Request.CreateResponse(HttpStatusCode.OK, await Task.Run(() => { return returnPw; }));
                        }
                        return Request.CreateResponse(HttpStatusCode.InternalServerError, new LvlNotSupportedException(new Guid("CEDF523B-681F-4084-93A3-C66487BA3564")));
                    }
                }
                return Request.CreateResponse(HttpStatusCode.InternalServerError, new PcbIdNotException(new Guid("23924333-5565-473B-BB66-ECFF8A76B429")));

            }
            catch (Exception ex)
            {
                return Request.CreateResponse(HttpStatusCode.InternalServerError, ex.ToString() + "<br >" + ex.InnerException.ToString());
            }
        }


        public class MeterPasswordContainer
        {
            public Int64? orderNumber = null;
            public Int64? radioAdress = null;
            public String Skeleton = "";
            public String Password = "";
            public List<Byte[]> listOfHashes = new List<Byte[]>();
            public List<Byte[]> listOfPasswords = new List<Byte[]>();

            public String KeySetId { get; internal set; }
            public String PasswordFileIdent { get; internal set; }
        }


        private MeterPw getKeys(String Token, String orderNumber, String radioAdress)
        {

            ServicePointManager.ServerCertificateValidationCallback += (sender, certificate, chain, sslPolicyErrors) =>
            {
                return true;
            };

            //var Url = $"{ServiceUrls.KeyServerCustom()}devices
            var Url = $"https://nodes.sms-esaap.com:8081/api/v3/custom/keysetkeys?orderNumber={orderNumber}&radioAdress={radioAdress}";
            //Url = $"https://nodes.sms-esaap.com:8081/api/v3/custom/keysetkeys?setId={orderNumber}&radioAdress={radioAdress}";//

            var header = new Dictionary<String, String>();
            header.Add("Cache-Control", "no-cache");
            header.Add("X-Node-Token", Token);//"d5b8c0b2-81f6-4421-80d0-44eb2093e616");

            try
            {

                var responseJson = LocalWebRequest.GetRequest(url: Url, header: header, timeoutMs: 20000);
                responseJson = responseJson.Trim('"');
                return MeterPw.FromJson(responseJson);

            }
            catch (Exception ex)
            {
                throw new ApplicationException("Fatal exception while getting keys from server", ex);
            }

        }


        [Route("GetPasswordHashFileContent")]
        public async Task<HttpResponseMessage> GetPasswordHashFileContent(String PcbId)
        {
            try
            {
                var listOfHashes = new List<Byte[]>();
                var sbOutPut = new StringBuilder();

                var sbQuery = new StringBuilder();

                sbQuery.AppendLine($" SELECT                                                                                                               ");
                sbQuery.AppendLine($"         [Seriennummer]                                                                                              ");
                sbQuery.AppendLine($"     ,mps.MapPcbIdToSerialNumber_PcbId                                                                               ");
                sbQuery.AppendLine($"     ,[Adresse]                                                                                                      ");
                sbQuery.AppendLine($"     ,AuftragPosSNr.AuftragNr                                                                                        ");
                sbQuery.AppendLine($"     ,Auftrag.FertigungsauftragNr                                                                                    ");
                sbQuery.AppendLine($"     ,[GeschlossenDatum]                                                                                             ");
                sbQuery.AppendLine($"     ,[Vergabe_am]                                                                                                   ");
                sbQuery.AppendLine($"     ,passwordtbl.KeySetId                                                                                           ");
                sbQuery.AppendLine($"     ,passwordtbl.orderNumber                                                                                        ");
                sbQuery.AppendLine($"     ,passwordtbl.Password                                                                                        ");
                sbQuery.AppendLine($"     ,passwordtbl.KitronSkeletonKey as Skeleton                                                                      ");
                sbQuery.AppendLine($"     ,passwordtbl.ProcessorID as ProcessorUid                                                                        ");
                sbQuery.AppendLine($" FROM [Auftrag].[dbo].[Genesis_Meter] meter                                                                          ");
                sbQuery.AppendLine($"    inner join MapPcbIdToSerialNumber mps" +
                              $"        on mps.MapPcbIdToSerialNumber_SerialNumber = meter.Seriennummer and mps.MapPcbIdToSerialNumber_Deleted = 0   ");
                sbQuery.AppendLine($"    inner join[Auftrag].[dbo].[AuftragPositionSerienNr] AuftragPosSNr " +
                              $"        on AuftragPosSNr.SerienNr = meter.Seriennummer and  [Pruefgangnr] = 0                                          ");
                sbQuery.AppendLine($"    inner join[Auftrag].[dbo].[AlleAuftragPositionen]    Auftrag" +
                              $"        on Auftrag.AuftragNr = AuftragPosSNr.AuftragNr and AuftragPosSNr.PositionNr = Auftrag.PositionNr            ");

                sbQuery.AppendLine($" left outer join[dbo].[Genesis_PcbPassword]  passwordtbl" +
                              $"   on passwordtbl.PcbId = mps.MapPcbIdToSerialNumber_PcbId                                                           ");
                sbQuery.AppendLine($" where mps.MapPcbIdToSerialNumber_PcbId = '{PcbId}'                                                                  ");


                

                var result = new MeterPwdDb();

                using (var dataAccess = new SqlDataAccess(GlobalConfig.connectionString.Value))
                {
                    var dt = dataAccess.ExecuteQuery(sbQuery.ToString());
                    foreach (var item in dt.Select())
                    {
                        result.OrderNumber = (Int32)item["FertigungsauftragNr"];
                        result.RadioAddress = (Int64)item["Adresse"];
                        result.Skeleton = (String)item["Skeleton"];
                        result.Password = (String)item["Password"];
                        result.PasswordFileIdent = result.RadioAddress.HasValue ? result.RadioAddress.Value.ToString() : PcbId;
                        if (item["KeySetId"].GetType() != typeof(System.DBNull))
                        {
                            result.KeySetId = (String)item["KeySetId"];
                        }


                    }
                }
       
                if (!result.OrderNumber.HasValue)
                {
                    return Request.CreateResponse(HttpStatusCode.InternalServerError, new PcbIdNotException(new Guid("160B4C44-6EF7-41DC-A48D-4B4105B4779B")));
                }

                Request.Headers.Add("X-Node-Token", "d5b8c0b2-81f6-4421-80d0-44eb2093e616");
                if (!Request.Headers.Contains("X-Node-Token"))
                {
                    return Request.CreateResponse(HttpStatusCode.InternalServerError, new TokenRequiredException(new Guid("77895D13-CA58-48AB-8C5E-9CDB7F80C69D")));
                }

                if (string.IsNullOrEmpty(result.KeySetId))
                {
                    result.KeySetId = CreateKeySet(Request.Headers.GetValues("X-Node-Token").First(), 7);
                    //mapp keyset
                    MapKeySet(Request.Headers.GetValues("X-Node-Token").First(), result.KeySetId, result.OrderNumber.Value, result.PasswordFileIdent);
                    using (var dataAccess = new SqlDataAccess(GlobalConfig.connectionString.Value))
                    {
                        var dt = dataAccess.ExecuteQuery(
                            $"update auftrag.[dbo].[Genesis_PcbPassword] set KeySetId = '{result.KeySetId}', [orderNumber] = {result.OrderNumber.Value}, [radioAdress] = {result.PasswordFileIdent}   where PcbId = '{PcbId}'; select * from auftrag.[dbo].[Genesis_PcbPassword] where PcbId = '{PcbId}'");
                    }
                }

                var passwords = getKeys(Request.Headers.GetValues("X-Node-Token").First(), result.OrderNumber.Value.ToString(), result.PasswordFileIdent);
                //pw lvl  
                passwords.Keys.Insert(2, new Key() { Index = 2, KeyKey = result.Skeleton });

                var pwdLVL8 = "";
                if (passwords.Keys.Count > 7)
                {
                    pwdLVL8 = passwords.Keys[7].KeyKey.Substring(0, 12);
                }

                foreach (var keyLVL in passwords.Keys)
                {
                    using (System.Security.Cryptography.SHA1Managed sha1 = new System.Security.Cryptography.SHA1Managed())
                    {
                        var rawKey = keyLVL.KeyKey;
                        if (rawKey.Length > 12)
                        {
                            rawKey = rawKey.Substring(0, 12);
                        }
                        if (result.ListOfPasswords.Count <= 7)
                        {
                            result.ListOfPasswords.Add(Encoding.UTF8.GetBytes(rawKey));
                            var hash = sha1.ComputeHash(Encoding.UTF8.GetBytes(rawKey));
                            result.ListOfHashes.Add(hash);
                        }
                    }
                }



                return Request.CreateResponse(HttpStatusCode.OK, await Task.Run(() =>
                {
                    return result;
                }));

            }
            catch (Exception ex)
            {
                return Request.CreateResponse(HttpStatusCode.ExpectationFailed, ex.ToString() + "<br >" + ex.InnerException.ToString());
            }
        }

        private String MapKeySet(String Token, String KeySetID, Int64 MeterOrderNumber, string  MeterPassowrdIdent)
        {

            try
            {

                //keysets
                var Url = $"{ServiceUrls.KeyServerCustom()}keysetkeys/";
                Url = "https://nodes.sms-esaap.com/keygenproxy/api/v3/custom/keysets/devices";
                var header = new Dictionary<String, String>();
                header.Add("Cache-Control", "no-cache");
                header.Add("X-Node-Token", Token);//"d5b8c0b2-81f6-4421-80d0-44eb2093e616");



                //string postData = $"[{{\"setId\":\"{KeySetID}\",  \"orderNumber\":\"{orderNumber}\",  \"radioAdress\":\"{radioAdress}\"}}]";
                var postData = new MapKeySetItem()
                { orderNumber = MeterOrderNumber.ToString(), radioAdress = MeterPassowrdIdent.ToString(), setId = KeySetID };

                var helpArray = new List<MapKeySetItem>() { postData };


                return LocalWebRequest.PostRequestAsyncAndGetContent(url: Url, header: header, json: helpArray.ToArray(), timeoutMs: 20000);
            }
            catch (Exception)
            {

                throw;
            }

        }

        // Root myDeserializedClass = JsonConvert.DeserializeObject<Root>(myJsonResponse); 
        public class MapKeySetItem
        {
            public String setId { get; set; }
            public String orderNumber { get; set; }
            public String radioAdress { get; set; }
        }



        private String CreateKeySet(String Token, Int32 CountKeys)
        {




            var Url = $"https://nodes.sms-esaap.com/keygenproxy/api/v3/custom/keysets";

            var http = (HttpWebRequest)WebRequest.Create(Url);

            http.Timeout = 20000;

            http.Headers.Add("Cache-Control", "no-cache");
            http.Headers.Add("X-Node-Token", Token);




            String postData = $"{{\"setCount\": 1,\"keysPerSet\": {CountKeys} }}";
            ASCIIEncoding encoding = new ASCIIEncoding();
            Byte[] byte1 = encoding.GetBytes(postData);

            // Set the content type of the data being posted.
            http.ContentType = "application/json; charset=utf-8";
            http.Method = "POST";
            // Set the content length of the string being posted.
            http.ContentLength = byte1.Length;

            Stream newStream = http.GetRequestStream();

            newStream.Write(byte1, 0, byte1.Length);
            newStream.Close();

            var response = (HttpWebResponse)http.GetResponse();
            var responseStream = response.GetResponseStream();
            if (responseStream == null)
            {
                throw new InvalidOperationException();
            }

            if (response.StatusCode != HttpStatusCode.OK)
            {

            }

            using (var sr = new StreamReader(responseStream))
            {
                var responseJson = sr.ReadToEnd();
                responseJson = responseJson.Trim('"');
                var res = MeterPw.ArrayFromJson(responseJson);

                return res[0].SetId.ToString();
            }

        }

        public partial class MeterPw
        {
            [JsonProperty("SetId")]
            public Guid SetId { get; set; }

            [JsonProperty("Keys")]
            public List<Key> Keys { get; set; }
        }

        public partial class Key
        {
            [JsonProperty("Index")]
            public Int64 Index { get; set; }

            [JsonProperty("Key")]
            public String KeyKey { get; set; }
        }

        public partial class MeterPw
        {
            public static MeterPw Empty() => new MeterPw() { SetId = Guid.Empty, Keys = new List<Key>() };
            public static MeterPw FromJson(String json) => JsonConvert.DeserializeObject<MeterPw>(json, Converter.Settings);
            public static MeterPw[] ArrayFromJson(String json) => JsonConvert.DeserializeObject<MeterPw[]>(json, Converter.Settings);
        }


        internal static class Converter
        {
            public static readonly JsonSerializerSettings Settings = new JsonSerializerSettings
            {
                MetadataPropertyHandling = MetadataPropertyHandling.Ignore,
                DateParseHandling = DateParseHandling.None,
                Converters =
                {
                    new IsoDateTimeConverter { DateTimeStyles = DateTimeStyles.AssumeUniversal }
                },
            };
        }

        [Route("GetKeySetId")]
        public async Task<HttpResponseMessage> GetKeySetId(String PcbId)
        {
            try
            {
                var returnKeySetId = "Not assigned";
                using (var dataAccess = new SqlDataAccess(GlobalConfig.connectionString.Value))
                {
                    var dt = dataAccess.ExecuteQuery($"select [KeySetId] from dbo.Genesis_PcbPassword where PcbId like '{PcbId}'");
                    foreach (var item in dt.Select())
                    {
                        returnKeySetId = item["KeySetId"].ToString();
                    }
                }


                return Request.CreateResponse(HttpStatusCode.OK, await Task.Run(() => { return returnKeySetId; }));
            }
            catch (Exception ex)
            {
                return Request.CreateResponse(HttpStatusCode.ExpectationFailed, ex.ToString() + "<br >" + ex.InnerException.ToString());
            }
        }



    }
}