コード例 #1
0
        private questStatus delete(FMSEntities dbContext, UserId userId)
        {
            // Initialize
            questStatus status = null;


            try
            {
                // Read the record.
                List <Quest.Services.Dbio.FMS.GroupUsers> groupUserList = null;
                status = read(dbContext, userId, out groupUserList);
                if (!questStatusDef.IsSuccess(status))
                {
                    return(status);
                }

                // Delete the records.
                foreach (Quest.Services.Dbio.FMS.GroupUsers groupUser in groupUserList)
                {
                    dbContext.GroupUsers.Remove(groupUser);
                }
                dbContext.SaveChanges();
            }
            catch (System.Exception ex)
            {
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     ex.InnerException != null ? ex.InnerException.Message : ex.Message)));
            }
            return(new questStatus(Severity.Success));
        }
コード例 #2
0
        /*----------------------------------------------------------------------------------------------------------------------------------
        * UserPrivileges
        *---------------------------------------------------------------------------------------------------------------------------------*/
        private questStatus create(FMSEntities dbContext, UserPrivilege userPrivilege, out UserPrivilegeId userPrivilegeId)
        {
            // Initialize
            userPrivilegeId = null;


            // Perform create
            try
            {
                Quest.Services.Dbio.FMS.UserPrivileges _userPrivileges = new Quest.Services.Dbio.FMS.UserPrivileges();
                _userPrivileges.PrivilegeId = userPrivilege.Privilege.Id;
                _userPrivileges.UserId      = userPrivilege.User.Id;
                _userPrivileges.Created     = DateTime.Now;
                dbContext.UserPrivileges.Add(_userPrivileges);
                dbContext.SaveChanges();
                if (_userPrivileges.Id == 0)
                {
                    return(new questStatus(Severity.Error, "UserPrivilege not created"));
                }
                userPrivilegeId = new UserPrivilegeId(_userPrivileges.Id);
            }
            catch (System.Exception ex)
            {
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     ex.InnerException != null ? ex.InnerException.Message : ex.Message)));
            }
            return(new questStatus(Severity.Success));
        }
コード例 #3
0
        private questStatus delete(FMSEntities dbContext, PrivilegeId privilegeId)
        {
            // Initialize
            questStatus status = null;


            try
            {
                // Read the record.
                Quest.Services.Dbio.FMS.Privileges _privilege = null;
                status = read(dbContext, privilegeId, out _privilege);
                if (!questStatusDef.IsSuccess(status))
                {
                    return(status);
                }

                // Delete the record.
                dbContext.Privileges.Remove(_privilege);
                dbContext.SaveChanges();
            }
            catch (System.Exception ex)
            {
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     ex.InnerException != null ? ex.InnerException.Message : ex.Message)));
            }
            return(new questStatus(Severity.Success));
        }
コード例 #4
0
        /*----------------------------------------------------------------------------------------------------------------------------------
        * Groups
        *---------------------------------------------------------------------------------------------------------------------------------*/
        private questStatus create(FMSEntities dbContext, Group group, out GroupId groupId)
        {
            // Initialize
            groupId = null;


            // Perform create
            try
            {
                Quest.Services.Dbio.FMS.Groups _group = new Quest.Services.Dbio.FMS.Groups();
                BufferMgr.TransferBuffer(group, _group);
                dbContext.Groups.Add(_group);
                dbContext.SaveChanges();
                if (_group.Id == 0)
                {
                    return(new questStatus(Severity.Error, "Group not created"));
                }
                groupId = new GroupId(_group.Id);
            }
            catch (System.Exception ex)
            {
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     ex.InnerException != null ? ex.InnerException.Message : ex.Message)));
            }
            return(new questStatus(Severity.Success));
        }
コード例 #5
0
        private questStatus update(FMSEntities dbContext, Group group)
        {
            // Initialize
            questStatus status = null;


            try
            {
                // Read the record.
                GroupId groupId = new GroupId(group.Id);
                Quest.Services.Dbio.FMS.Groups _group = null;
                status = read(dbContext, groupId, out _group);
                if (!questStatusDef.IsSuccess(status))
                {
                    return(status);
                }

                // Update the record.
                BufferMgr.TransferBuffer(group, _group);
                dbContext.SaveChanges();
            }
            catch (System.Exception ex)
            {
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     ex.InnerException != null ? ex.InnerException.Message : ex.Message)));
            }
            return(new questStatus(Severity.Success));
        }
コード例 #6
0
        /*----------------------------------------------------------------------------------------------------------------------------------
        * Privileges
        *---------------------------------------------------------------------------------------------------------------------------------*/
        private questStatus create(FMSEntities dbContext, Privilege privilege, out PrivilegeId privilegeId)
        {
            // Initialize
            privilegeId = null;


            // Perform create
            try
            {
                Quest.Services.Dbio.FMS.Privileges _privilege = new Quest.Services.Dbio.FMS.Privileges();
                BufferMgr.TransferBuffer(privilege, _privilege);
                dbContext.Privileges.Add(_privilege);
                dbContext.SaveChanges();
                if (_privilege.Id == 0)
                {
                    return(new questStatus(Severity.Error, "Privilege not created"));
                }
                privilegeId = new PrivilegeId(_privilege.Id);
            }
            catch (System.Exception ex)
            {
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     ex.InnerException != null ? ex.InnerException.Message : ex.Message)));
            }
            return(new questStatus(Severity.Success));
        }
コード例 #7
0
 /// <summary>
 /// Saves context changes
 /// </summary>
 public void SaveChanges()
 {
     try
     {
         _context.SaveChanges();
     }
     catch (DbEntityValidationException e)
     {
         LogEntityValidationErrors(e.EntityValidationErrors);
         throw;
     }
 }
コード例 #8
0
ファイル: SqlGenericRepository.cs プロジェクト: donimuzur/fms
        public void SaveChangesLog(TEntity entity, Login user, Core.Enums.MenuList menuId)
        {
            if (user != null)
            {
                var isAdded    = _context.ChangeTracker.Entries().Any(x => x.State == EntityState.Added);
                var isModified = _context.ChangeTracker.Entries().Any(x => x.State == EntityState.Modified);
                var isDeleted  = _context.ChangeTracker.Entries().Any(x => x.State == EntityState.Deleted);

                var action = "";
                if (isAdded)
                {
                    action = "Create";
                }

                if (isModified)
                {
                    action = "Modified";
                }

                ObjectContext        objectContext = ((IObjectContextAdapter)_context).ObjectContext;
                ObjectSet <TEntity>  set           = objectContext.CreateObjectSet <TEntity>();
                IEnumerable <string> keyNames      = set.EntitySet.ElementType
                                                     .KeyMembers
                                                     .Select(k => k.Name);
                string id = "";
                if (keyNames.Count() > 0)
                {
                    foreach (var name in keyNames)
                    {
                        id += _context.Entry(entity).CurrentValues[name].ToString();
                    }
                }

                _context.TRA_CHANGES_HISTORY.Add(new TRA_CHANGES_HISTORY()
                {
                    MODUL_ID      = (int)menuId,
                    FORM_ID       = long.Parse(id),
                    MODIFIED_BY   = user.USER_ID,
                    MODIFIED_DATE = DateTime.Now,
                    ACTION        = action
                });
                _context.SaveChanges();
            }
        }
コード例 #9
0
        private questStatus update(FMSEntities dbContext, UserSession userSession)
        {
            // Initialize
            questStatus status = null;


            try
            {
                // Read the record.
                UserSessionId userSessionId = new UserSessionId(userSession.Id);
                Quest.Services.Dbio.FMS.UserSessions _userSession = null;
                status = read(dbContext, userSessionId, out _userSession);
                if (!questStatusDef.IsSuccess(status))
                {
                    return(status);
                }

                // Update the record.
                BufferMgr.TransferBuffer(userSession, _userSession);
                dbContext.SaveChanges();
            }
            catch (DbEntityValidationException ex)
            {
                // Retrieve the error messages as a list of strings.
                var errorMessages = ex.EntityValidationErrors.SelectMany(x => x.ValidationErrors).Select(x => x.ErrorMessage);

                String fullErrorMessage = string.Join("; ", errorMessages);
                String exceptionMessage = string.Concat(ex.Message, " The DbEntityValidationException errors are: ", fullErrorMessage);
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     exceptionMessage)));
            }
            catch (System.Exception ex)
            {
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     ex.InnerException != null ? ex.InnerException.Message : ex.Message)));
            }
            return(new questStatus(Severity.Success));
        }
コード例 #10
0
        /*----------------------------------------------------------------------------------------------------------------------------------
        * UserSessions
        *---------------------------------------------------------------------------------------------------------------------------------*/
        private questStatus create(FMSEntities dbContext, UserSession userSession, out UserSessionId userSessionId)
        {
            // Initialize
            userSessionId = null;


            // Perform create
            try
            {
                Quest.Services.Dbio.FMS.UserSessions _userSession = new Quest.Services.Dbio.FMS.UserSessions();
                BufferMgr.TransferBuffer(userSession, _userSession);
                dbContext.UserSessions.Add(_userSession);
                dbContext.SaveChanges();
                if (_userSession.Id == 0)
                {
                    return(new questStatus(Severity.Error, "UserSession not created"));
                }
                userSessionId = new UserSessionId(_userSession.Id);
            }
            catch (DbEntityValidationException ex)
            {
                // Retrieve the error messages as a list of strings.
                var errorMessages = ex.EntityValidationErrors.SelectMany(x => x.ValidationErrors).Select(x => x.ErrorMessage);

                String fullErrorMessage = string.Join("; ", errorMessages);
                String exceptionMessage = string.Concat(ex.Message, " The DbEntityValidationException errors are: ", fullErrorMessage);
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     exceptionMessage)));
            }
            catch (System.Exception ex)
            {
                return(new questStatus(Severity.Fatal, String.Format("EXCEPTION: {0}.{1}: {2}",
                                                                     this.GetType().Name, MethodBase.GetCurrentMethod().Name,
                                                                     ex.InnerException != null ? ex.InnerException.Message : ex.Message)));
            }
            return(new questStatus(Severity.Success));
        }
コード例 #11
0
 public void AddSecretaryPayment(SecretaryPayment payment)
 {
     _db.SecretaryPayments.Add(payment);
     _db.SaveChanges();
 }
コード例 #12
0
ファイル: SalerController.cs プロジェクト: japhet98/FMS
 public void AddSalers(Saler saler)
 {
     _db.Salers.Add(saler);
     _db.SaveChanges();
 }
コード例 #13
0
ファイル: CustomerController.cs プロジェクト: japhet98/FMS
 public void AddCustomer(CustomerDetail customer)
 {
     db.CustomerDetails.Add(customer);
     db.SaveChanges();
 }
コード例 #14
0
 public void AddSalerPayment(SalerPayment payment)
 {
     _db.SalerPayments.Add(payment);
     _db.SaveChanges();
 }
コード例 #15
0
 public void AddCannoe(Cannoe cannoe)
 {
     _db.Cannoes.Add(cannoe);
     _db.SaveChanges();
 }
コード例 #16
0
        public TraCcfDto Save(TraCcfDto Dto, Login userLogin)
        {
            TRA_CCF        dbTraCcf;
            TRA_CCF_DETAIL dbTraCcfD1;

            if (Dto == null)
            {
                throw new Exception("Invalid Data Entry");
            }

            try
            {
                if (Dto.TraCcfId > 0)
                {
                    //update
                    var Exist = _ccfService.GetCcf().Where(c => c.TRA_CCF_ID == Dto.TraCcfId).FirstOrDefault();

                    if (Exist == null)
                    {
                        throw new BLLException(ExceptionCodes.BLLExceptions.DataNotFound);
                    }
                    dbTraCcf   = Mapper.Map <TRA_CCF>(Dto);
                    dbTraCcfD1 = Mapper.Map <TRA_CCF_DETAIL>(Dto.DetailSave);

                    //If Status Completed
                    if (Dto.DocumentStatus == Enums.DocumentStatus.Completed)
                    {
                        FMSEntities context = new FMSEntities();
                        var         query   = from p in context.TRA_CCF
                                              where p.TRA_CCF_ID == dbTraCcf.TRA_CCF_ID
                                              select p;
                        foreach (TRA_CCF dt in query)
                        {
                            dt.DOCUMENT_STATUS = dbTraCcf.DOCUMENT_STATUS;
                        }
                        context.SaveChanges();
                    }

                    //If Status In Progress
                    if (dbTraCcf.POLICE_NUMBER != null || dbTraCcf.POLICE_NUMBER_GS != null)
                    {
                        _ccfService.Save(dbTraCcf, userLogin);
                        if (dbTraCcfD1.COMPLAINT_URL != null && dbTraCcfD1.COMPLAINT_ATT != null)
                        {
                            dbTraCcfD1.TRA_CCF_ID = dbTraCcf.TRA_CCF_ID;
                            _ccfService.Save_d1(dbTraCcfD1);
                        }
                        else
                        {
                            var data_d1 = _ccfService.GetCcfD1().Where(c => c.TRA_CCF_DETAIL_ID == Dto.DetailSave.TraCcfDetilId).FirstOrDefault();
                            if (data_d1 != null)
                            {
                                dbTraCcfD1.TRA_CCF_ID    = data_d1.TRA_CCF_ID;
                                dbTraCcfD1.COMPLAINT_URL = data_d1.COMPLAINT_URL;
                                dbTraCcfD1.COMPLAINT_ATT = data_d1.COMPLAINT_ATT;
                                _ccfService.Save_d1(dbTraCcfD1);
                            }
                        }
                    }
                    if (dbTraCcfD1.COORDINATOR_NOTE != null && dbTraCcfD1.VENDOR_NOTE == null)
                    {
                        var data_d1 = _ccfService.GetCcfD1().Where(c => c.TRA_CCF_DETAIL_ID == Dto.DetailSave.TraCcfDetilId).FirstOrDefault();
                        if (data_d1 == null)
                        {
                            _ccfService.Save_d1(dbTraCcfD1);
                        }
                        else
                        {
                            dbTraCcfD1.COMPLAINT_DATE       = data_d1.COMPLAINT_DATE;
                            dbTraCcfD1.COMPLAINT_NOTE       = data_d1.COMPLAINT_NOTE;
                            dbTraCcfD1.COMPLAINT_URL        = data_d1.COMPLAINT_URL;
                            dbTraCcfD1.COMPLAINT_ATT        = data_d1.COMPLAINT_ATT;
                            dbTraCcfD1.VENDOR_RESPONSE_DATE = null;
                            if (dbTraCcfD1.COORDINATOR_ATT == null)
                            {
                                dbTraCcfD1.COORDINATOR_ATT = data_d1.COORDINATOR_ATT;
                            }
                            _ccfService.Save_d1(dbTraCcfD1);
                        }
                        FMSEntities context = new FMSEntities();
                        var         query   = from p in context.TRA_CCF
                                              where p.TRA_CCF_ID == dbTraCcf.TRA_CCF_ID
                                              select p;
                        foreach (TRA_CCF dt in query)
                        {
                            dt.DOCUMENT_STATUS  = dbTraCcf.DOCUMENT_STATUS;
                            dt.COORDINATOR_NAME = userLogin.USER_ID;
                        }
                        context.SaveChanges();
                    }
                    else if (dbTraCcfD1.COORDINATOR_NOTE == null && dbTraCcfD1.VENDOR_NOTE != null)
                    {
                        var data_d1 = _ccfService.GetCcfD1().Where(c => c.TRA_CCF_DETAIL_ID == Dto.DetailSave.TraCcfDetilId).FirstOrDefault();
                        if (data_d1 == null)
                        {
                            _ccfService.Save_d1(dbTraCcfD1);
                        }
                        else
                        {
                            dbTraCcfD1.COMPLAINT_DATE            = data_d1.COMPLAINT_DATE;
                            dbTraCcfD1.COMPLAINT_NOTE            = data_d1.COMPLAINT_NOTE;
                            dbTraCcfD1.COMPLAINT_URL             = data_d1.COMPLAINT_URL;
                            dbTraCcfD1.COMPLAINT_ATT             = data_d1.COMPLAINT_ATT;
                            dbTraCcfD1.COORDINATOR_RESPONSE_DATE = data_d1.COORDINATOR_RESPONSE_DATE;
                            dbTraCcfD1.COORDINATOR_NOTE          = data_d1.COORDINATOR_NOTE;
                            dbTraCcfD1.COORDINATOR_PROMISED_DATE = data_d1.COORDINATOR_PROMISED_DATE;
                            dbTraCcfD1.COORDINATOR_URL           = data_d1.COORDINATOR_URL;
                            dbTraCcfD1.COORDINATOR_ATT           = data_d1.COORDINATOR_ATT;
                            _ccfService.Save_d1(dbTraCcfD1);
                        }
                        FMSEntities context = new FMSEntities();
                        var         query   = from p in context.TRA_CCF
                                              where p.TRA_CCF_ID == dbTraCcf.TRA_CCF_ID
                                              select p;
                        foreach (TRA_CCF dt in query)
                        {
                            dt.DOCUMENT_STATUS = dbTraCcf.DOCUMENT_STATUS;
                        }
                        context.SaveChanges();
                    }
                    else if (dbTraCcfD1.COORDINATOR_NOTE != null && dbTraCcfD1.VENDOR_NOTE != null)
                    {
                        var data_d1 = _ccfService.GetCcfD1().Where(c => c.TRA_CCF_DETAIL_ID == Dto.DetailSave.TraCcfDetilId).FirstOrDefault();
                        if (data_d1 == null)
                        {
                            _ccfService.Save_d1(dbTraCcfD1);
                        }
                        else
                        {
                            dbTraCcfD1.COMPLAINT_DATE = data_d1.COMPLAINT_DATE;
                            dbTraCcfD1.COMPLAINT_NOTE = data_d1.COMPLAINT_NOTE;
                            dbTraCcfD1.COMPLAINT_URL  = data_d1.COMPLAINT_URL;
                            dbTraCcfD1.COMPLAINT_ATT  = data_d1.COMPLAINT_ATT;
                            if (dbTraCcfD1.COORDINATOR_ATT == null)
                            {
                                dbTraCcfD1.COORDINATOR_ATT = data_d1.COORDINATOR_ATT;
                            }
                            if (dbTraCcfD1.VENDOR_ATT == null)
                            {
                                dbTraCcfD1.VENDOR_ATT = data_d1.VENDOR_ATT;
                            }
                            _ccfService.Save_d1(dbTraCcfD1);
                        }
                        FMSEntities context = new FMSEntities();
                        var         query   = from p in context.TRA_CCF
                                              where p.TRA_CCF_ID == dbTraCcf.TRA_CCF_ID
                                              select p;
                        foreach (TRA_CCF dt in query)
                        {
                            dt.DOCUMENT_STATUS = dbTraCcf.DOCUMENT_STATUS;
                        }
                        context.SaveChanges();
                    }
                    else if (dbTraCcfD1.COORDINATOR_NOTE == null && dbTraCcfD1.VENDOR_NOTE == null && dbTraCcf.DOCUMENT_STATUS == (int)Enums.DocumentStatus.InProgress)
                    {
                        // _ccfService.Save_d1(dbTraCcfD1);
                        FMSEntities context3 = new FMSEntities();
                        context3.TRA_CCF_DETAIL.Add(new TRA_CCF_DETAIL()
                        {
                            TRA_CCF_ID     = dbTraCcf.TRA_CCF_ID,
                            COMPLAINT_DATE = dbTraCcfD1.COMPLAINT_DATE,
                            COMPLAINT_NOTE = dbTraCcfD1.COMPLAINT_NOTE,
                            COMPLAINT_URL  = dbTraCcfD1.COMPLAINT_URL,
                            COMPLAINT_ATT  = dbTraCcfD1.COMPLAINT_ATT
                        });
                        context3.SaveChanges();
                    }
                    FMSEntities context2 = new FMSEntities();
                    context2.TRA_CHANGES_HISTORY.Add(new TRA_CHANGES_HISTORY()
                    {
                        MODUL_ID      = (int)Enums.MenuList.TraCcf,
                        FORM_ID       = dbTraCcf.TRA_CCF_ID,
                        MODIFIED_BY   = userLogin.USER_ID,
                        MODIFIED_DATE = DateTime.Now,
                        ACTION        = "Modified"
                    });
                    context2.SaveChanges();
                }
                else
                {
                    dbTraCcf   = Mapper.Map <TRA_CCF>(Dto);
                    dbTraCcfD1 = Mapper.Map <TRA_CCF_DETAIL>(Dto.DetailSave);
                    _ccfService.Save(dbTraCcf, userLogin);
                    var dataCCF = _ccfService.GetCcf().Where(x => x.DOCUMENT_NUMBER == Dto.DocumentNumber).FirstOrDefault();
                    dbTraCcfD1.TRA_CCF_ID = dataCCF.TRA_CCF_ID;
                    _ccfService.Save_d1(dbTraCcfD1);
                }

                //Exec Prosedure KPI
                EntityConnectionStringBuilder e = new EntityConnectionStringBuilder(ConfigurationManager.ConnectionStrings["FMSEntities"].ConnectionString);
                string        connectionString  = e.ProviderConnectionString;
                SqlConnection con = new SqlConnection(connectionString);
                con.Open();
                SqlCommand query1 = new SqlCommand("EXEC KPICoordinator @TraCCFId = " + dbTraCcf.TRA_CCF_ID + "", con);
                query1.ExecuteNonQuery();
                SqlCommand query2 = new SqlCommand("EXEC KPIVendor @TraCCFId = " + dbTraCcf.TRA_CCF_ID + "", con);
                query2.ExecuteNonQuery();
                con.Close();

                _uow.SaveChanges();
            }
            catch (Exception exception)
            {
                throw exception;
            }
            var data = _ccfService.GetCcf().Where(x => x.DOCUMENT_NUMBER == Dto.DocumentNumber).FirstOrDefault();

            Dto = Mapper.Map <TraCcfDto>(data);
            return(Dto);
        }
コード例 #17
0
ファイル: FishOrderController.cs プロジェクト: japhet98/FMS
 public void AddFishOrder(FishOrder order)
 {
     _db.FishOrders.Add(order);
     _db.SaveChanges();
 }
コード例 #18
0
 //Add Shipping Arrival
 public void AddShipping(Shipping shipping)
 {
     _db.Shippings.Add(shipping);
     _db.SaveChanges();
 }
コード例 #19
0
 public void AddCustomerPayment(CustomerPayment payment)
 {
     _db.CustomerPayments.Add(payment);
     _db.SaveChanges();
 }
コード例 #20
0
 public void AddSecretary(Secretary sec)
 {
     _db.Secretaries.Add(sec);
     _db.SaveChanges();
 }
コード例 #21
0
ファイル: FishTypeController.cs プロジェクト: japhet98/FMS
 public void AddFish(Fish fish)
 {
     _db.Fish.Add(fish);
     _db.SaveChanges();
 }
コード例 #22
0
ファイル: CeoController.cs プロジェクト: japhet98/FMS
 public void AddCEO(CEO ceo)
 {
     _db.CEOs.Add(ceo);
     _db.SaveChanges();
 }
コード例 #23
0
ファイル: CustomerController.cs プロジェクト: japhet98/FMS
 public void AddCustomer(Customer customer)
 {
     _db.Customers.Add(customer);
     _db.SaveChanges();
 }