refactor - functionality moved to data service
refactor - functionality moved to data service

MLR-au/pdsc-olac-visualisation,MLR-au/olac-visualisation,MLR-au/pdsc-olac-visualisation,MLR-au/pdsc-olac-visualisation,MLR-au/olac-visualisation,MLR-au/pdsc-olac-visualisation,MLR-au/olac-visualisation,MLR-au/olac-visualisation