| Quintiq file version 2.0 | 
| #parent: #root | 
| Method MPSyncSupplySpecification ( | 
|   Boolean isoverwritemanualconfig, | 
|   IOSupplySpecifications iosupplyspecifications | 
| ) | 
| { | 
|   Description: 'Synchronization of SupplySpecification for MPSync' | 
|   TextBody: | 
|   [* | 
|     // Select a set of existing SupplySpecification | 
|     existing := selectset( this, Unit.SupplySpecification, item, true ); | 
|     updates := construct( SupplySpecifications ); | 
|      | 
|     // Traverse the new set of valid SupplySpecification | 
|     traverse( iosupplyspecifications , Elements, io, io.IsValid() ) | 
|     { | 
|       // Find existing Unit | 
|       unit := Unit::FindUnitTypeIndex( io.UnitID() ); | 
|       // Find existing Product_MP | 
|       product := Product_MP::FindProductTypeIndex( io.ProductID() ); | 
|       // Find existing SupplySpecification | 
|       objectinstance := SupplySpecification::FindSupplySpecificationTypeIndex( io.UnitID(), io.ProductID(), io.Start(), io.End() ); | 
|        | 
|       // Check if there's valid Unit and Product_MP | 
|       if( not ( isnull( unit ) or isnull( product ) )) | 
|       { | 
|         // If no existing SupplySpecification is found, create one | 
|         if( isnull( objectinstance ) ) | 
|         { | 
|           objectinstance := SupplySpecification::Create( unit,  | 
|                                                          product, | 
|                                                          io.Start(), | 
|                                                          io.End(), | 
|                                                          io.MinQuantity(), | 
|                                                          io.TargetQuantity(), | 
|                                                          io.HasMaxQuantity(), | 
|                                                          io.MaxQuantity(), | 
|                                                          true ); | 
|         } | 
|         // Else if the SupplySpecification is not manually configured or the imported instance should overwrite manual configuration, | 
|         // update the existing SupplySpecification | 
|         else if( not objectinstance.IsManuallyConfigured() or isoverwritemanualconfig ) | 
|         { | 
|           // Update SupplySpecification | 
|           objectinstance.Update( unit, product, io.Start(), io.End(), io.MinQuantity(), io.TargetQuantity(), io.HasMaxQuantity(), io.MaxQuantity() ,true ); | 
|           updates.Add( objectinstance ); | 
|         } | 
|          | 
|         if( not isnull( objectinstance ) ) | 
|         { | 
|           objectinstance.CustomUpdate( io, isoverwritemanualconfig ); | 
|         } | 
|       } | 
|     } | 
|      | 
|     // Get the set of old SupplySpecification to be deleted | 
|     tobedeleteset := existing.Difference( updates ); | 
|      | 
|     // Traverse the set of SupplySpecification to be deleted | 
|     // Only delete SupplySpecification that is not manually configured or the imported instance should overwrite manual configuration | 
|     traverse( tobedeleteset, Elements, ele, | 
|               not ele.IsManuallyConfigured() or isoverwritemanualconfig ) | 
|     { | 
|       ele.Delete(); | 
|     } | 
|   *] | 
| } |