protected static FR_Guids Execute(DbConnection Connection, DbTransaction Transaction, P_L5BD_SCDP_1347 Parameter, CSV2Core.SessionSecurity.SessionSecurityTicket securityTicket = null)
        {
            #region UserCode
            var returnValue = new FR_Guids();
            //Put your code here

            var savedProcesses = new List <Guid>();

            foreach (var billHeaderID in Parameter.BIL_BillHeaderIDs.ToList())
            {
                #region Prerequisites

                var billHeader = new ORM_BIL_BillHeader();
                billHeader.Load(Connection, Transaction, billHeaderID);

                //assigned payments
                var assignedPaymentsQuery = new ORM_BIL_BillHeader_AssignedPayment.Query();
                assignedPaymentsQuery.BIL_BillHeader_RefID = billHeader.BIL_BillHeaderID;
                assignedPaymentsQuery.Tenant_RefID         = securityTicket.TenantID;
                var foundAssignmentPayments = ORM_BIL_BillHeader_AssignedPayment.Query.Search(Connection, Transaction, assignedPaymentsQuery);

                //calculated sum of payments to the present day
                var paymentsSummForCurrentDate = foundAssignmentPayments.Where(fap => fap.Creation_Timestamp <= DateTime.Now).Sum(x => x.AssignedValue);

                //customer
                var customerQuery = new ORM_CMN_BPT_CTM_Customer.Query();
                customerQuery.Tenant_RefID = securityTicket.TenantID;
                customerQuery.Ext_BusinessParticipant_RefID = billHeader.BillRecipient_BuisnessParticipant_RefID;
                var foundCustomer = ORM_CMN_BPT_CTM_Customer.Query.Search(Connection, Transaction, customerQuery).Single();

                //Model
                ORM_ACC_DUN_Dunning_Model.Query defaultDunningModelQuery = new ORM_ACC_DUN_Dunning_Model.Query();
                defaultDunningModelQuery.Tenant_RefID           = securityTicket.TenantID;
                defaultDunningModelQuery.IsDefaultCustomerModel = true;
                var foundDunningModel = ORM_ACC_DUN_Dunning_Model.Query.Search(Connection, Transaction, defaultDunningModelQuery).SingleOrDefault();

                //Assignment to levels
                var modelToLevelsAssignmentQuery = new ORM_ACC_DUN_DunningLevel_ModelAssignment.Query();
                modelToLevelsAssignmentQuery.Dunning_Model_RefID = foundDunningModel.ACC_DUN_Dunning_ModelID;
                modelToLevelsAssignmentQuery.Tenant_RefID        = securityTicket.TenantID;
                var foundModelToLevelsAssignments = ORM_ACC_DUN_DunningLevel_ModelAssignment.Query.Search(Connection, Transaction, modelToLevelsAssignmentQuery);

                var minimalLevelInSequence = foundModelToLevelsAssignments.OrderBy(la => la.OrderSequence).First();



                //Levels
                var dunningLevels = new ORM_ACC_DUN_Dunning_Level();
                //dunningLevels.Load(Connection, Transaction, foundModelToLevelsAssignment.Dunning_Level_RefID);

                #endregion

                //model to customer assignment
                var modelToCustomerAssignment = new ORM_ACC_DUN_Dunning_Model_2_Customer();
                modelToCustomerAssignment.Tenant_RefID = securityTicket.TenantID;
                modelToCustomerAssignment.ACC_DUN_DunningModel_RefID = foundDunningModel.ACC_DUN_Dunning_ModelID;
                modelToCustomerAssignment.CMN_BPT_CTM_Customer_RefID = foundCustomer.CMN_BPT_CTM_CustomerID;
                var savedModelToCustomerAssignmentID = new FR_Guid(modelToCustomerAssignment.Save(Connection, Transaction), modelToCustomerAssignment.AssignmentID);

                //dunning process
                P_L2BD_SADDP_1412 saveDunningProcessParameter = new P_L2BD_SADDP_1412();
                saveDunningProcessParameter.DunnedCustomer_RefID          = foundCustomer.CMN_BPT_CTM_CustomerID;
                saveDunningProcessParameter.DunningModel_RefID            = foundDunningModel.ACC_DUN_Dunning_ModelID;
                saveDunningProcessParameter.Current_DunningLevel_RefID    = minimalLevelInSequence.Dunning_Level_RefID;
                saveDunningProcessParameter.DunnedAmount_Total            = billHeader.TotalValue_BeforeTax - paymentsSummForCurrentDate;
                saveDunningProcessParameter.Currency_RefID                = billHeader.Currency_RefID;
                saveDunningProcessParameter.ReachesNextDunningLevelAtDate = DateTime.Now.AddDays(minimalLevelInSequence.WaitPeriodToNextDunningLevel_In_Days);

                var savedDunningProcessID = cls_Save_ACC_DUN_DunningProcess.Invoke(Connection, Transaction, saveDunningProcessParameter, securityTicket).Result;

                //dunning process member bills
                P_L2BD_SADDPMB_1359 saveMemberBillsParameter = new P_L2BD_SADDPMB_1359();
                saveMemberBillsParameter.BIL_BillHeader_RefID         = billHeaderID;
                saveMemberBillsParameter.ACC_DUN_DunningProcess_RefID = savedDunningProcessID;
                saveMemberBillsParameter.ApplicableProcessDunningFees = 0;
                saveMemberBillsParameter.CurrentUnpaidBillFraction    = 0;

                var savedMemberBillID = cls_Save_ACC_DUN_DunningProcess_MemberBill.Invoke(Connection, Transaction, saveMemberBillsParameter, securityTicket).Result;
                savedProcesses.Add(savedMemberBillID);

                //dunning process history
                var dunningProcessHistory = new ORM_ACC_DUN_DunningProcess_History();
                dunningProcessHistory.ACC_DUN_Dunning_Level_RefID  = minimalLevelInSequence.Dunning_Level_RefID;
                dunningProcessHistory.ACC_DUN_DunningProcess_RefID = savedDunningProcessID;
                dunningProcessHistory.Creation_Timestamp           = DateTime.Now;
                dunningProcessHistory.DunningProcessFee_IncludingThisDunningLevel = 0;
                dunningProcessHistory.IsCurrentStep = true;
                dunningProcessHistory.Tenant_RefID  = securityTicket.TenantID;

                var savedDunningProcessHistoryID = new FR_Guid(dunningProcessHistory.Save(Connection, Transaction), dunningProcessHistory.ACC_DUN_DunningProcess_HistoryID);
            }

            returnValue.Result = savedProcesses.ToArray();

            return(returnValue);

            #endregion UserCode
        }
        protected static FR_Guid Execute(DbConnection Connection, DbTransaction Transaction, P_L2BD_SDLfT_1514 Parameter, CSV2Core.SessionSecurity.SessionSecurityTicket securityTicket = null)
        {
            #region UserCode
            var returnValue = new FR_Guid();
            //Put your code here

            ORM_ACC_DUN_Dunning_Model.Query modelQuery = new ORM_ACC_DUN_Dunning_Model.Query();
            modelQuery.IsDeleted = false;
            modelQuery.IsDefaultCustomerModel = true;
            modelQuery.Tenant_RefID           = securityTicket.TenantID;
            ORM_ACC_DUN_Dunning_Model model = ORM_ACC_DUN_Dunning_Model.Query.Search(Connection, Transaction, modelQuery).First();

            if (Parameter.DunningID != null && Parameter.DunningID != Guid.Empty)
            {
                ORM_ACC_DUN_Dunning_Level.Query existingLevelQuery = new ORM_ACC_DUN_Dunning_Level.Query();
                existingLevelQuery.Tenant_RefID            = securityTicket.TenantID;
                existingLevelQuery.IsDeleted               = false;
                existingLevelQuery.ACC_DUN_Dunning_LevelID = Parameter.DunningID;
                ORM_ACC_DUN_Dunning_Level existingLevel = ORM_ACC_DUN_Dunning_Level.Query.Search(Connection, Transaction, existingLevelQuery).First();

                if (Parameter.Deleting)
                {
                    existingLevel.IsDeleted = true;
                }
                else
                {
                    existingLevel.GlobalPropertyMatchingID = Parameter.DunningLevelName;
                    existingLevel.ParentLevel_RefID        = Parameter.ParentLevelID;

                    Boolean contentExists = false;
                    foreach (var item in existingLevel.DunningLevelName.Contents)
                    {
                        if (item.LanguageID == Parameter.LanguageID)
                        {
                            contentExists = true;
                        }
                    }

                    if (contentExists)
                    {
                        existingLevel.DunningLevelName.UpdateEntry(Parameter.LanguageID, Parameter.DunningLevelName);
                    }
                    else
                    {
                        existingLevel.DunningLevelName.AddEntry(Parameter.LanguageID, Parameter.DunningLevelName);
                    }
                }
                ORM_ACC_DUN_DunningLevel_ModelAssignment.Query existingModelAssignmentQuery = new ORM_ACC_DUN_DunningLevel_ModelAssignment.Query();
                existingModelAssignmentQuery.Dunning_Level_RefID = existingLevel.ACC_DUN_Dunning_LevelID;
                existingModelAssignmentQuery.Dunning_Model_RefID = model.ACC_DUN_Dunning_ModelID;
                existingModelAssignmentQuery.Tenant_RefID        = securityTicket.TenantID;
                existingModelAssignmentQuery.IsDeleted           = false;
                ORM_ACC_DUN_DunningLevel_ModelAssignment existingModelAssignment = ORM_ACC_DUN_DunningLevel_ModelAssignment.Query.Search(Connection, Transaction, existingModelAssignmentQuery).First();

                if (Parameter.Deleting)
                {
                    existingModelAssignment.IsDeleted = true;
                }
                else
                {
                    existingModelAssignment.DunningFee    = Parameter.DunningFee;
                    existingModelAssignment.OrderSequence = Parameter.OrderSequence;
                    existingModelAssignment.WaitPeriodToNextDunningLevel_In_Days = Parameter.WaitPeriod;
                }

                existingLevel.Save(Connection, Transaction);
                existingModelAssignment.Save(Connection, Transaction);
            }
            else
            {
                ORM_ACC_DUN_Dunning_Level newLevel = new ORM_ACC_DUN_Dunning_Level();
                newLevel.ACC_DUN_Dunning_LevelID  = Guid.NewGuid();
                newLevel.ParentLevel_RefID        = Parameter.ParentLevelID;
                newLevel.Tenant_RefID             = securityTicket.TenantID;
                newLevel.Creation_Timestamp       = DateTime.Now;
                newLevel.GlobalPropertyMatchingID = Parameter.DunningLevelName;
                newLevel.DunningLevelName         = new Dict(ORM_ACC_DUN_Dunning_Level.TableName);
                newLevel.DunningLevelName.AddEntry(Parameter.LanguageID, Parameter.DunningLevelName);
                newLevel.IsDeleted = false;
                newLevel.Save(Connection, Transaction);

                ORM_ACC_DUN_DunningLevel_ModelAssignment newModelAssignment = new ORM_ACC_DUN_DunningLevel_ModelAssignment();
                newModelAssignment.ACC_DUN_DunningLevel_ModelAssignmentID = Guid.NewGuid();
                newModelAssignment.Tenant_RefID        = securityTicket.TenantID;
                newModelAssignment.IsDeleted           = false;
                newModelAssignment.Creation_Timestamp  = DateTime.Now;
                newModelAssignment.Dunning_Level_RefID = newLevel.ACC_DUN_Dunning_LevelID;
                newModelAssignment.Dunning_Model_RefID = model.ACC_DUN_Dunning_ModelID;
                newModelAssignment.WaitPeriodToNextDunningLevel_In_Days = Parameter.WaitPeriod;
                newModelAssignment.DunningFee    = Parameter.DunningFee;
                newModelAssignment.OrderSequence = Parameter.OrderSequence;
                newModelAssignment.Save(Connection, Transaction);
            }

            return(returnValue);

            #endregion UserCode
        }