case 'DELETE_STOPAREAS_CONSTRAINT_MODAL':
        newModalProps = JSON.parse(JSON.stringify(state.modalProps))
        selectedStopAreasConstraints = state.modalProps.selectedStopAreasConstraints.slice(0)
        selectedStopAreasConstraints.map((zone_id, i) =>{
          if(zone_id == parseInt(action.constraintZone.id)){