/**
         *  Complete Document
         *  @return new status (Complete, In Progress, Invalid, Waiting ..)
         */
        public String CompleteIt()
        {
            try
            {
                //	Re-Check
                if (!_justPrepared)
                {
                    String status = PrepareIt();
                    if (!DocActionVariables.STATUS_INPROGRESS.Equals(status))
                    {
                        return(status);
                    }
                }

                // JID_1290: Set the document number from completed document sequence after completed (if needed)
                SetCompletedDocumentNo();

                //	Implicit Approval
                if (!IsApproved())
                {
                    ApproveIt();
                }
                log.Info(ToString());

                //	User Validation
                String valid = ModelValidationEngine.Get().FireDocValidate(this, ModalValidatorVariables.DOCTIMING_AFTER_COMPLETE);
                if (valid != null)
                {
                    _processMsg = valid;
                    return(DocActionVariables.STATUS_INVALID);
                }
                //
                SetProcessed(true);
                SetDocAction(DocActionVariables.ACTION_CLOSE);
                /**************************************************************************************************************/
                // Check Column Name  new 6jan 0 vikas
                int _count = Util.GetValueOfInt(DB.ExecuteScalar(" SELECT Count(*) FROM AD_Column WHERE columnname = 'DTD001_SourceReserve' "));

                Tuple <String, String, String> mInfo = null;
                if (Env.HasModulePrefix("DTD001_", out mInfo))
                {
                    MRequisitionLine[] lines   = GetLines();
                    MProduct           product = null;
                    for (int i = 0; i < lines.Length; i++)
                    {
                        MRequisitionLine line = lines[i];
                        if (line.GetM_Product_ID() > 0)
                        {
                            product = MProduct.Get(GetCtx(), line.GetM_Product_ID());
                        }

                        int loc_id = GetLocation(GetM_Warehouse_ID());
                        //new 6jan 1
                        int Sourcewhloc_id = GetSwhLocation(GetDTD001_MWarehouseSource_ID());
                        if (Sourcewhloc_id == 0)
                        {                                                                  // JID_1098: done by Bharat on 31 Jan 2019, need to correct these messages
                            _processMsg = Msg.GetMsg(GetCtx(), "DTD001_DefineSrcLocator"); //"Define Locator For That SourceWarehouse";
                            return(DocActionVariables.STATUS_INVALID);
                        }
                        //End
                        if (loc_id == 0)
                        {
                            //return Msg.GetMsg(GetCtx(),"MMPM_DefineLocator");
                            _processMsg = Msg.GetMsg(GetCtx(), "DTD001_DefineLocator"); //"Define Locator For That Warehouse";
                            return(DocActionVariables.STATUS_INVALID);
                        }
                        if (line.Get_ColumnIndex("OrderLocator_ID") > 0)
                        {
                            line.SetOrderLocator_ID(loc_id);
                            line.SetReserveLocator_ID(Sourcewhloc_id);
                            if (!line.Save())
                            {
                                _processMsg = Msg.GetMsg(GetCtx(), "ReqLineNotSaved");
                                return(DocActionVariables.STATUS_INVALID);
                            }
                        }
                        //if (Util.GetValueOfInt(DB.ExecuteScalar("SELECT COUNT(AD_MODULEINFO_ID) FROM AD_MODULEINFO WHERE PREFIX='VA203_'", null, null)) > 0)
                        // SI_0686_2 :  storage should not update in case of product is other than item type.
                        if (Env.IsModuleInstalled("VA203_") && product != null && product.GetProductType() == X_M_Product.PRODUCTTYPE_Item)
                        {
                            storage = MStorage.Get(GetCtx(), loc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), Get_Trx());
                            if (storage == null)
                            {
                                storage = MStorage.GetCreate(GetCtx(), loc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), Get_Trx());
                            }
                            storage.SetDTD001_QtyReserved((Decimal.Add(storage.GetDTD001_QtyReserved(), (Decimal)line.GetQty())));
                            if (!storage.Save())
                            {
                                log.Info("Requisition Reserverd Quantity not saved at storage at locator " + loc_id + " and product is " + line.GetM_Product_ID());
                            }
                            ///new 6jan 2
                            if (_count > 0)
                            {
                                Swhstorage = MStorage.Get(GetCtx(), Sourcewhloc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), Get_Trx());
                                if (Swhstorage == null)
                                {
                                    Swhstorage = MStorage.GetCreate(GetCtx(), Sourcewhloc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), Get_Trx());
                                }
                                Swhstorage.SetDTD001_SourceReserve((Decimal.Add(Swhstorage.GetDTD001_SourceReserve(), (Decimal)line.GetQty())));
                                if (!Swhstorage.Save())
                                {
                                    log.Info("Requisition Reserverd Quantity not saved at storage at locator " + Sourcewhloc_id + " and product is " + line.GetM_Product_ID());
                                }
                            }
                            //End
                        }
                        else if (product != null && product.GetProductType() == X_M_Product.PRODUCTTYPE_Item)
                        {
                            // SI_0657: consider Attribute also
                            storage = MStorage.Get(GetCtx(), loc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), Get_Trx());
                            if (storage == null)
                            {
                                //MStorage.Add(GetCtx(), GetM_Warehouse_ID(), loc_id, line.GetM_Product_ID(), 0, 0, 0, 0, line.GetQty(), null);
                                MStorage.Add(GetCtx(), GetM_Warehouse_ID(), loc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), line.GetM_AttributeSetInstance_ID(), (Decimal)0, (Decimal)0, (Decimal)0, line.GetQty(), Get_Trx());
                            }
                            else
                            {
                                storage.SetDTD001_QtyReserved((Decimal.Add(storage.GetDTD001_QtyReserved(), (Decimal)line.GetQty())));
                                storage.Save();
                            }
                            //new 6jan 3
                            if (_count > 0)
                            {
                                Swhstorage = MStorage.Get(GetCtx(), Sourcewhloc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), Get_Trx());
                                if (Swhstorage == null)
                                {
                                    MStorage.Add(GetCtx(), GetDTD001_MWarehouseSource_ID(), Sourcewhloc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), line.GetM_AttributeSetInstance_ID(), (Decimal)0, (Decimal)0, (Decimal)0, 0, Get_Trx());
                                    MStorage StrgResrvQty = null;
                                    StrgResrvQty = MStorage.GetCreate(GetCtx(), Sourcewhloc_id, line.GetM_Product_ID(), line.GetM_AttributeSetInstance_ID(), Get_Trx());
                                    StrgResrvQty.SetDTD001_SourceReserve(Decimal.Add(StrgResrvQty.GetDTD001_SourceReserve(), line.GetQty()));
                                    StrgResrvQty.Save();
                                }
                                else
                                {
                                    Swhstorage.SetDTD001_SourceReserve((Decimal.Add(Swhstorage.GetDTD001_SourceReserve(), (Decimal)line.GetQty())));
                                    Swhstorage.Save();
                                }
                            }
                            //End
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                //MessageBox.Show("MRequisition--CompleteIt");
                log.Severe(ex.ToString());
            }
            return(DocActionVariables.STATUS_COMPLETED);
        }