From 2fb7509fc23f185a596bbe009cb07aeec35b5887 Mon Sep 17 00:00:00 2001
From: George <george@MacBook-Air-de-George.local>
Date: Mon, 19 Oct 2026 16:45:18 -0500
Subject: [PATCH] Version 2.1.12.0: limpieza de codigo comentado y
 SetCreatePurchaseInvoices duplicado

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
---
 CLAUDE.md                                     |  7 ++-
 .../ServicesLayer/BE_BusinessPartners.cs      |  1 -
 .../Net.Business.Services.csproj              |  6 +-
 Net.Business.Services/Program.cs              | 20 -------
 Net.Connection.Attributes/DBParameter.cs      | 16 ------
 .../ConnectionServiceLayer.cs                 | 19 -------
 Net.Connection/Connection/ConnectionSQL.cs    | 57 -------------------
 .../CreditNotes/CreditNotesRepository.cs      |  2 -
 Net.Data/ServicesLayer/HR/HRRepository.cs     | 22 -------
 .../IPurchaseOrdersRepository.cs              |  2 -
 .../PurchaseOrdersRepository.cs               | 26 ---------
 .../WMS/Inventario/InventarioRepository.cs    |  2 -
 Net.Data/WMS/Recibo/ReciboRepository.cs       |  2 -
 13 files changed, 9 insertions(+), 173 deletions(-)

diff --git a/CLAUDE.md b/CLAUDE.md
index aaf647b..7a193a5 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -10,7 +10,7 @@ comprimido (versión antigua)**.
 
 ## Versión y control de versiones
 
-- **Versión actual: 2.1.11.0** (rama `limpieza-2.1.8.0`; `main` = 2.1.7.0) (`Net.Business.Services.csproj`: `Version`,
+- **Versión actual: 2.1.12.0** (rama `limpieza-2.1.8.0`; `main` = 2.1.7.0) (`Net.Business.Services.csproj`: `Version`,
   `AssemblyVersion`, `FileVersion`). Cada versión tiene su commit; al publicar
   se sube la versión (ver `publicar.ps1`).
 - **Git**: rama `main`, remoto `origin` =
@@ -135,6 +135,11 @@ transferencias siempre, sin depender de `Notificacion`. Detalle y tabla en
   factura) no cubre la cantidad de la línea, el resto va a un lote nuevo por fecha/hora (antes SAP
   respondía "No es posible añadir una línea sin la selección completa de los números de serie/lote");
   una línea sin equivalente en la factura ya no revienta con referencia nula. Sin probar contra SAP.
+- **v2.1.12.0 — más limpieza** (sin cambios de comportamiento): se quitó `PurchaseOrdersRepository.SetCreatePurchaseInvoices`
+  (duplicado sin llamadores; queda el de `PurchaseInvoicesRepository`), el código comentado de `HRRepository`
+  (rama "Privado"), `Program.cs` (`CreateHostBuilder` viejo), `ConnectionServiceLayer` (líneas de header/éxito y un
+  `if` de `NoContent` vacío), `CreditNotesRepository`, `ReciboRepository`, `InventarioRepository`, `ConnectionSQL`, `DBParameter` y
+  `BE_BusinessPartners` (ya no queda código comentado). Sigue pendiente `PatchAsyncSBA` y la redundancia de serie/cabecera de la NC.
 - Sin probar contra SAP: confirmar con la factura 292410 que SAP devuelve
   `BaseType`/`BaseEntry` en las líneas y `BatchNumbers` en las de la Entrega.
 
diff --git a/Net.Business.Entities/ServicesLayer/BE_BusinessPartners.cs b/Net.Business.Entities/ServicesLayer/BE_BusinessPartners.cs
index a3b88e4..5dde4bb 100644
--- a/Net.Business.Entities/ServicesLayer/BE_BusinessPartners.cs
+++ b/Net.Business.Entities/ServicesLayer/BE_BusinessPartners.cs
@@ -108,7 +108,6 @@ namespace Net.Business.Entities.ServicesLayer
         [DBParameter(SqlDbType.Int, 0, ActionType.Everything)]
         public int U_BPP_BPTD { get; set; }
         public int PriceListNum { get; set; }   
-        //U_BPP_BPTD = 6,
 
     }
 
diff --git a/Net.Business.Services/Net.Business.Services.csproj b/Net.Business.Services/Net.Business.Services.csproj
index 2e61e84..1c63200 100644
--- a/Net.Business.Services/Net.Business.Services.csproj
+++ b/Net.Business.Services/Net.Business.Services.csproj
@@ -3,9 +3,9 @@
   <PropertyGroup>
     <TargetFramework>netcoreapp3.1</TargetFramework>
     <AssemblyName>ITCA_API_SAP_WMS</AssemblyName>
-    <Version>2.1.11.0</Version>
-    <AssemblyVersion>2.1.11.0</AssemblyVersion>
-    <FileVersion>2.1.11.0</FileVersion>
+    <Version>2.1.12.0</Version>
+    <AssemblyVersion>2.1.12.0</AssemblyVersion>
+    <FileVersion>2.1.12.0</FileVersion>
     <UserSecretsId>24763424-3300-4c85-87e3-503f8fdebd14</UserSecretsId>
     <!-- Antes solo estaba condicionado a Debug|AnyCPU - un "dotnet publish -c Release"
          (lo normal para IIS) se quedaba sin este archivo, y Startup.cs revienta con
diff --git a/Net.Business.Services/Program.cs b/Net.Business.Services/Program.cs
index 0d214b4..e22f9a9 100644
--- a/Net.Business.Services/Program.cs
+++ b/Net.Business.Services/Program.cs
@@ -23,25 +23,5 @@ namespace Net.Business.Services
                 {
                     webBuilder.UseStartup<Startup>();
                 });
-
-        //public static IHostBuilder CreateHostBuilder(string[] args) =>
-        //    Host.CreateDefaultBuilder(args)
-        //        .ConfigureWebHostDefaults(webBuilder =>
-        //        {
-        //            webBuilder.
-        //            UseStartup<Startup>()
-        //            .UseContentRoot(Directory.GetCurrentDirectory())
-        //            .UseKestrel(options =>
-        //            {
-        //                options.Limits.MaxRequestBodySize = long.MaxValue;
-        //            })
-        //            .UseIISIntegration();   
-        //        //.UseKestrel(options =>
-        //        //{
-        //        //    options.Limits.MaxRequestBodySize = long.MaxValue;
-        //        //})
-
-        //        });
-
     }
 }
diff --git a/Net.Connection.Attributes/DBParameter.cs b/Net.Connection.Attributes/DBParameter.cs
index af09508..1f1e8f2 100644
--- a/Net.Connection.Attributes/DBParameter.cs
+++ b/Net.Connection.Attributes/DBParameter.cs
@@ -23,14 +23,6 @@ namespace Net.Connection.Attributes
         {
             DBParameterMethod(dbType, 0, ParameterDirection.Input, "", actionType, Key);
         }
-        //public DBParameter(SqlDbType dbType, ActionType actionType)
-        //{
-        //    DBParameterMethod(dbType, 0, ParameterDirection.Input, "", actionType, false);
-        //}
-        //public DBParameter(SqlDbType dbType, ActionType actionType, ParameterDirection direction)
-        //{
-        //    DBParameterMethod(dbType, 0, direction, "", actionType, false);
-        //}
 
         /// <summary>
         /// Asignacion del Tipo de Dato
@@ -42,14 +34,6 @@ namespace Net.Connection.Attributes
         {
             DBParameterMethod(dbType, size, ParameterDirection.Input, "", actionType, false);
         }
-        //public DBParameter(SqlDbType dbType, int size, ParameterDirection direction, ActionType actionType)
-        //{
-        //    DBParameterMethod(dbType, size, direction, "", actionType, false);
-        //}
-        //public DBParameter(SqlDbType dbType, int size, ParameterDirection direction, string name, ActionType actionType)
-        //{
-        //    DBParameterMethod(dbType, size, direction, name, actionType, false);
-        //}
 
         private void DBParameterMethod(SqlDbType dbType, int size, ParameterDirection direction, string name, ActionType actionType, Boolean Key)
         {
diff --git a/Net.Connection.ServiceLayer/ConnectionServiceLayer.cs b/Net.Connection.ServiceLayer/ConnectionServiceLayer.cs
index db7634f..dc6bd93 100644
--- a/Net.Connection.ServiceLayer/ConnectionServiceLayer.cs
+++ b/Net.Connection.ServiceLayer/ConnectionServiceLayer.cs
@@ -172,7 +172,6 @@ namespace Net.Connection.ServiceLayer
 
                     // ASIGNAMOS A LA CABECERA DE LA PETICIÓN EL TOKEN JWT.
                     if (_responseLoginServiceLayer.ServicioActivo)
-                        //request_.Headers = new AuthenticationHeaderValue("B1SESSION", _responseLoginServiceLayer.SessionId);
                     request_.Headers.Add("Cookie", "B1SESSION=" + _responseLoginServiceLayer.SessionId);
                     /////////////////////////////////////////
                     // CONSTRUIMOS LA RESPUESTA (RESPONSE) //
@@ -198,10 +197,6 @@ namespace Net.Connection.ServiceLayer
                         {
                             List<T> lista = new List<T>();
                             dynamic responseBody = JsonConvert.DeserializeObject<T>(responseText_);
-                            //responseBody.Exito = true;
-                            //var estado = (int)response_.StatusCode;
-                            //responseBody.CodigoHttp = estado.ToString();
-                            //responseBody.Mensaje = "Datos Correctos del SAP";
                             lista.Add(responseBody);
                             return lista;
                         }
@@ -271,8 +266,6 @@ namespace Net.Connection.ServiceLayer
 
                     // DEFINIMOS EL Accept, EN ESTE CASO ES "application/json"
                     request_.Headers.Accept.Add(MediaTypeWithQualityHeaderValue.Parse("application/json"));
-                    //request_.Headers.Accept.Add(MediaTypeWithQualityHeaderValue.Parse("odata=minimalmetadata"));
-                    //request_.Headers.Accept.Add(MediaTypeWithQualityHeaderValue.Parse("charset=utf-8"));
                     if (conCuerpo)
                         request_.Content = new StringContent(JsonConvert.SerializeObject(obj), System.Text.Encoding.UTF8, "application/json");
 
@@ -404,8 +397,6 @@ namespace Net.Connection.ServiceLayer
 
                     // DEFINIMOS EL Accept, EN ESTE CASO ES "application/json"
                     request_.Headers.Accept.Add(MediaTypeWithQualityHeaderValue.Parse("application/json"));
-                    //request_.Headers.Accept.Add(MediaTypeWithQualityHeaderValue.Parse("odata=minimalmetadata"));
-                    //request_.Headers.Accept.Add(MediaTypeWithQualityHeaderValue.Parse("charset=utf-8"));
                     request_.Content = new StringContent(JsonConvert.SerializeObject(obj), System.Text.Encoding.UTF8, "application/json");
 
                     // ASIGNAMOS A LA CABECERA DE LA PETICIÓN EL TOKEN JWT.
@@ -428,7 +419,6 @@ namespace Net.Connection.ServiceLayer
                         // DESERIALIZAMOS Content DEL RESPONSE
                         dynamic responseBody = JsonConvert.DeserializeObject<T>(responseText_);
                         var estado = (int)response_.StatusCode;
-                        //responseBody.CodigoHttp = estado.ToString();
                         responseBody.Mensaje = "SE ENVIO CORRECTAMENTE A SAP BO ";
                         return responseBody;
                     }
@@ -446,7 +436,6 @@ namespace Net.Connection.ServiceLayer
                         {
                             dynamic responseBody = JsonConvert.DeserializeObject<T>(responseText_);
                             var estado = (int)response_.StatusCode;
-                            //responseBody.CodigoHttp = estado.ToString();
                             responseBody.Mensaje = "Services Unauthorized : " + _responseLoginServiceLayer.error.message.ToString();
                             LogErrorEnvio(Query, obj, responseBody.Mensaje);
                             return responseBody;
@@ -471,19 +460,11 @@ namespace Net.Connection.ServiceLayer
 
                         dynamic responseBody = JsonConvert.DeserializeObject<T>(responseText_);
                         var estado = (int)response_.StatusCode;
-                        //responseBody.CodigoHttp = estado.ToString();
                         responseBody.Mensaje = "Error Services : " + _responseLoginServiceLayer.error.message.ToString();
                         LogErrorEnvio(Query, obj, responseBody.Mensaje);
                         return responseBody;
                     }
 
-                    if (response_.StatusCode == System.Net.HttpStatusCode.NoContent)
-                    {
-                        //dynamic responseBody = JsonConvert.DeserializeObject<T>(responseText_);
-                        ////responseBody.Mensaje = "OK";
-                        //return responseBody;
-                    }
-
                     // RETORNAMOS EL OBJETO POR DEFECTO ESPERADO
                     return default(T);
                 }
diff --git a/Net.Connection/Connection/ConnectionSQL.cs b/Net.Connection/Connection/ConnectionSQL.cs
index c401483..337002e 100644
--- a/Net.Connection/Connection/ConnectionSQL.cs
+++ b/Net.Connection/Connection/ConnectionSQL.cs
@@ -188,63 +188,6 @@ namespace Net.Connection
             return queryResult;
         }
 
-        //private static SqlParameterCollection CreateParametros(string procedureName, string conexion)
-        //{
-        //    SqlCommand cmd = new SqlCommand(procedureName.Trim());
-        //    try
-        //    {
-        //        cmd.CommandType = CommandType.StoredProcedure;
-        //        cmd.Connection = new SqlConnection(conexion);
-        //        if (cmd.Connection.State == ConnectionState.Closed)
-        //        {
-        //            cmd.Connection.Open();
-        //        }
-        //        SqlCommandBuilder.DeriveParameters(cmd);
-        //        for (int i = 0; i < cmd.Parameters.Count; i++)
-        //        {
-        //            string Nombre = cmd.Parameters[i].ParameterName;
-        //            if (Nombre.Substring(0, 1) == "@")
-        //            {
-        //                Nombre = Nombre.Substring(1);
-        //            }
-        //            cmd.Parameters[i].ParameterName = Nombre.ToUpper();
-        //        }
-        //        return cmd.Parameters;
-        //    }
-        //    catch (Exception ex)
-        //    {
-        //        throw ex;
-        //    }
-        //    finally
-        //    {
-        //        cmd.Connection.Dispose();
-        //        cmd.Dispose();
-        //    }
-        //}
-
-        //private static IList<DbParametro> GetParametersSqlQuery(Object parameters)
-        //{
-        //    IList<DbParametro> listaParametro = new List<DbParametro>();
-
-        //    foreach (PropertyInfo prop in parameters.GetType().GetProperties())
-        //    {
-        //        dynamic valor = prop.GetValue(parameters, null);
-        //        Type type = Nullable.GetUnderlyingType(prop.PropertyType);
-
-        //        if (valor != null)
-        //        {
-        //            type = (type == null) ? prop.PropertyType : type;
-
-        //            if (type != typeof(System.Collections.Generic.ICollection<>))
-        //            {
-        //                listaParametro.Add(new DbParametro() { nombre = prop.Name, valor = valor });
-        //            }
-        //        }
-        //    }
-
-        //    return listaParametro;
-        //}
-
         private static IList<DbParametro> GetParametersSqlQueryAnotation<T>(T parameters, ActionType actionType)
         {
             IList<DbParametro> listaParametro = new List<DbParametro>();
diff --git a/Net.Data/ServicesLayer/CreditNotes/CreditNotesRepository.cs b/Net.Data/ServicesLayer/CreditNotes/CreditNotesRepository.cs
index 2a868fd..921e844 100644
--- a/Net.Data/ServicesLayer/CreditNotes/CreditNotesRepository.cs
+++ b/Net.Data/ServicesLayer/CreditNotes/CreditNotesRepository.cs
@@ -46,7 +46,6 @@ namespace Net.Data.ServicesLayer.CreditNotes
 
             try
             {
-                //var cadena = "Drafts";
                 var cadena = "CreditNotes";
                 var data = await _connectServiceLayer.PostAsync<BE_BaseResponseSap>(cadena, entidad);
 
@@ -73,7 +72,6 @@ namespace Net.Data.ServicesLayer.CreditNotes
 
             try
             {
-                //var cadena = "Drafts";
                 var cadena = $"CreditNotes({DocEntry})";
                 var data = await _connectServiceLayer.PatchAsyncSBA<BE_BaseResponseSap>(cadena, entidad);
                 if (!data.Exito)
diff --git a/Net.Data/ServicesLayer/HR/HRRepository.cs b/Net.Data/ServicesLayer/HR/HRRepository.cs
index 246e4ad..e1da5d3 100644
--- a/Net.Data/ServicesLayer/HR/HRRepository.cs
+++ b/Net.Data/ServicesLayer/HR/HRRepository.cs
@@ -75,28 +75,6 @@ namespace Net.Data.ServicesLayer.HR
                     U_ARD_PHR_CNTDOC = entidad.Detalle.Count()
                 };
 
-                //if(entidad.ModalidadTransporte == "Privado")
-                //{
-                //    HojaRuta = new HojaRutaSAP()
-                //    {
-                //        ARD_PCK_HJRT_DETCollection = new List<HojaRutaDetailsEntities>(),
-                //        U_ARD_PHR_PLACA = entidad.PlacaVehiculo,
-                //        U_ARD_PHR_TERRI = entidad.Territorio,
-                //        U_ARD_PHR_ZONDIS = entidad.Zona,
-                //        U_ARD_PHR_FECCRE = entidad.FechaDespacho,
-                //        U_ARD_PHR_MODTRANSP = entidad.ModalidadTransporte,
-                //        U_ARD_PHR_NOMDESP = entidad.Despachador,
-                //        U_ARD_PHR_NOMAGENTRANS = "ARDICORP S.A.C.",
-                //        U_ARD_PHR_CODAGENTRANS = "P20136836545",
-                //        U_ARD_PHR_RUCAGENTRANS = "20136836545",
-                //        U_ARD_PHR_ESTDESP = "Embarcado"
-                //    };
-                //}
-                //else
-                //{
-
-                //}
-
                 HojaRuta.ARD_PCK_HJRT_DETCollection = detalle;
 
                 var cadena = "ARD_PHR";
diff --git a/Net.Data/ServicesLayer/PurchaseOrders/IPurchaseOrdersRepository.cs b/Net.Data/ServicesLayer/PurchaseOrders/IPurchaseOrdersRepository.cs
index d7dcf0d..45d9fdf 100644
--- a/Net.Data/ServicesLayer/PurchaseOrders/IPurchaseOrdersRepository.cs
+++ b/Net.Data/ServicesLayer/PurchaseOrders/IPurchaseOrdersRepository.cs
@@ -1,6 +1,5 @@
 using Net.Business.Entities;
 using Net.Business.Entities.ServicesLayer;
-using Net.Business.Entities.ServicesLayer.PurchaseInvoices;
 using Net.Business.Entities.ServicesLayer.PurchaseOrders;
 using Net.Connection;
 using System.Threading.Tasks;
@@ -9,7 +8,6 @@ namespace Net.Data.ServicesLayer
 {
     public interface IPurchaseOrdersRepository
     {
-        Task<BE_ResultadoTransaccion<BE_BaseResponseSap>> SetCreatePurchaseInvoices(BE_PurchaseInvoices entidad);
         Task<BE_ResultadoTransaccion<BE_PurchaseOrders>> GetPurchaseInvoices(int DocEntry);
     }
 }
diff --git a/Net.Data/ServicesLayer/PurchaseOrders/PurchaseOrdersRepository.cs b/Net.Data/ServicesLayer/PurchaseOrders/PurchaseOrdersRepository.cs
index fa9b86f..0e5f7fd 100644
--- a/Net.Data/ServicesLayer/PurchaseOrders/PurchaseOrdersRepository.cs
+++ b/Net.Data/ServicesLayer/PurchaseOrders/PurchaseOrdersRepository.cs
@@ -1,7 +1,6 @@
 using Microsoft.Extensions.Configuration;
 using Net.Business.Entities;
 using Net.Business.Entities.ServicesLayer;
-using Net.Business.Entities.ServicesLayer.PurchaseInvoices;
 using Net.Business.Entities.ServicesLayer.PurchaseOrders;
 using Net.Connection.ServiceLayer;
 using Net.CrossCotting;
@@ -32,31 +31,6 @@ namespace Net.Data.ServicesLayer
             _connectServiceLayer = new ConnectionServiceLayer(configuration, clientFactory);
         }
 
-        public async Task<BE_ResultadoTransaccion<BE_BaseResponseSap>> SetCreatePurchaseInvoices(BE_PurchaseInvoices entidad)
-        {
-            _metodoName = regex.Match(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType.Name).Groups[1].Value.ToString();
-
-            ResultadoTransaccion<BE_BaseResponseSap> resultadoTransaccion = new ResultadoTransaccion<BE_BaseResponseSap>(_metodoName, _aplicacionName);
-
-            try
-            {
-                var cadena = "PurchaseInvoices";
-                var data = await _connectServiceLayer.PostAsync<BE_BaseResponseSap>(cadena, entidad);
-
-                if (!data.Exito)
-                {
-                    return resultadoTransaccion.GetInformacionResultado(-1, -1, data.Mensaje);
-                }
-
-                return resultadoTransaccion.GetInformacionResultado(0, "", "Se Listo correctamento...!!!", data);
-            }
-            catch (Exception ex)
-            {
-                return resultadoTransaccion.GetInformacionResultado(-1, -1, ex.Message.ToString());
-            }
-        }
-
-
         public async Task<BE_ResultadoTransaccion<BE_PurchaseOrders>> GetPurchaseInvoices(int DocEntry)
         {
             _metodoName = regex.Match(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType.Name).Groups[1].Value.ToString();
diff --git a/Net.Data/WMS/Inventario/InventarioRepository.cs b/Net.Data/WMS/Inventario/InventarioRepository.cs
index 6379e14..736b460 100644
--- a/Net.Data/WMS/Inventario/InventarioRepository.cs
+++ b/Net.Data/WMS/Inventario/InventarioRepository.cs
@@ -497,7 +497,6 @@ namespace Net.Data.WMS.Inventario
                             };
 
                             return resultadoTransaccion.GetInformacionResultado(DocEntry, DocNum.ToString(), "Registrado Correctamente", entidad);
-                            // return resultadoTransaccion.GetInformacionResultado((int)inventoryGenEntries_result.Data.DocEntry, inventoryGenEntries_result.Data.DocNum.ToString(), "Registrado Correctamente", entidad);
                         }
 
                         //=== SALIDA DE MERCANCIA
@@ -586,7 +585,6 @@ namespace Net.Data.WMS.Inventario
                             };
 
                             return resultadoTransaccion.GetInformacionResultado(DocEntry, DocNum.ToString(), "Registrado Correctamente", entidad);
-                            //return resultadoTransaccion.GetInformacionResultado((int)inventoryGenExits_result.Data.DocEntry, inventoryGenExits_result.Data.DocNum.ToString(), "Registrado Correctamente", entidad);
                         }
                     }
                     return resultadoTransaccion.GetInformacionResultado(0, "", "Registrado Correctamente", entidad);
diff --git a/Net.Data/WMS/Recibo/ReciboRepository.cs b/Net.Data/WMS/Recibo/ReciboRepository.cs
index d650342..c5490b7 100644
--- a/Net.Data/WMS/Recibo/ReciboRepository.cs
+++ b/Net.Data/WMS/Recibo/ReciboRepository.cs
@@ -412,7 +412,6 @@ namespace Net.Data.WMS.Recibo
                         creditNotesNotes.PaymentGroupCode = returnRequest.PaymentGroupCode;
                         creditNotesNotes.DocDate = DateTime.Now;
                         creditNotesNotes.DocDueDate = DateTime.Now;
-                        //creditNotesNotes.NumAtCard = entidad.DocImportacion;
                         creditNotesNotes.NumAtCard = ("07-" + Serie +"-" + Correlativo);
                         creditNotesNotes.U_SYP_MDTO = U_SYP_MDTO;
                         creditNotesNotes.U_SYP_MDCO = U_SYP_MDCO;
@@ -553,7 +552,6 @@ namespace Net.Data.WMS.Recibo
                             return resultadoTransaccion.GetInformacionResultado((int)result_creditNotesRepository.Data.DocEntry, result_creditNotesRepository.Data.DocNum.ToString(), "Se registro correctamente...!!!", entidad);
                         }
 
-                        //return resultadoTransaccion.GetInformacionResultado((int)result_creditNotesRepository.Data.DocEntry, result_creditNotesRepository.Data.DocNum.ToString(), "Se registro correctamente...!!!", entidad);
                     }
 
                     #endregion