How to use the @bentley/ui-ninezone.StagePanelType.Bottom function in @bentley/ui-ninezone

private initializeFrontstageLayout(nineZone: NineZoneManagerProps) {
    const nestedPanelsManager = FrontstageManager.NineZoneManager.getNestedPanelsManager();
    nestedPanelsManager.getPanelsManager("inner").getPanelManager(StagePanelType.Top).minSize = 20;
    nestedPanelsManager.getPanelsManager("inner").getPanelManager(StagePanelType.Top).collapseOffset = 0;
    nestedPanelsManager.getPanelsManager("inner").getPanelManager(StagePanelType.Bottom).minSize = 20;
    nestedPanelsManager.getPanelsManager("inner").getPanelManager(StagePanelType.Bottom).collapseOffset = 0;
    nestedPanelsManager.getPanelsManager("outer").getPanelManager(StagePanelType.Top).minSize = 20;
    nestedPanelsManager.getPanelsManager("outer").getPanelManager(StagePanelType.Top).collapseOffset = 0;
    nestedPanelsManager.getPanelsManager("outer").getPanelManager(StagePanelType.Bottom).minSize = 20;
    nestedPanelsManager.getPanelsManager("outer").getPanelManager(StagePanelType.Bottom).collapseOffset = 0;

    widgetZoneIds.forEach((zoneId: WidgetZoneId) => {
      const zoneDef = this.getZoneDef(zoneId);
      if (!zoneDef || zoneDef.zoneState === ZoneState.Off)
        return;

      if (!zoneDef.allowsMerging)
        this.setZoneAllowsMerging(zoneId, false);

      if (zoneDef.mergeWithZone)
        this.mergeZones(zoneId, zoneDef.mergeWithZone);

      const zoneProps = nineZone.zones.zones[zoneId];
      // istanbul ignore else
      if (zoneProps.widgets.length >= 1) {

export const getStagePanelType = (location: StagePanelLocation): NZ_StagePanelType => {
  switch (location) {
    case StagePanelLocation.Bottom:
    case StagePanelLocation.BottomMost:
      return NZ_StagePanelType.Bottom;
    case StagePanelLocation.Left:
      return NZ_StagePanelType.Left;
    case StagePanelLocation.Right:
      return NZ_StagePanelType.Right;
    case StagePanelLocation.Top:
    case StagePanelLocation.TopMost:
      return NZ_StagePanelType.Top;
  }
};

export const getNestedStagePanelKey = (location: StagePanelLocation): NestedStagePanelKey => {
  switch (location) {
    case StagePanelLocation.Bottom:
      return {
        id: "inner",
        type: NZ_StagePanelType.Bottom,
      };
    case StagePanelLocation.BottomMost:
      return {
        id: "outer",
        type: NZ_StagePanelType.Bottom,
      };
    case StagePanelLocation.Left:
      return {
        id: "inner",
        type: NZ_StagePanelType.Left,
      };
    case StagePanelLocation.Right:
      return {
        id: "inner",
        type: NZ_StagePanelType.Right,
      };

private initializeFrontstageLayout(nineZone: NineZoneManagerProps) {
    const nestedPanelsManager = FrontstageManager.NineZoneManager.getNestedPanelsManager();
    nestedPanelsManager.getPanelsManager("inner").getPanelManager(StagePanelType.Top).minSize = 20;
    nestedPanelsManager.getPanelsManager("inner").getPanelManager(StagePanelType.Top).collapseOffset = 0;
    nestedPanelsManager.getPanelsManager("inner").getPanelManager(StagePanelType.Bottom).minSize = 20;
    nestedPanelsManager.getPanelsManager("inner").getPanelManager(StagePanelType.Bottom).collapseOffset = 0;
    nestedPanelsManager.getPanelsManager("outer").getPanelManager(StagePanelType.Top).minSize = 20;
    nestedPanelsManager.getPanelsManager("outer").getPanelManager(StagePanelType.Top).collapseOffset = 0;
    nestedPanelsManager.getPanelsManager("outer").getPanelManager(StagePanelType.Bottom).minSize = 20;
    nestedPanelsManager.getPanelsManager("outer").getPanelManager(StagePanelType.Bottom).collapseOffset = 0;

    widgetZoneIds.forEach((zoneId: WidgetZoneId) => {
      const zoneDef = this.getZoneDef(zoneId);
      if (!zoneDef || zoneDef.zoneState === ZoneState.Off)
        return;

      if (!zoneDef.allowsMerging)
        this.setZoneAllowsMerging(zoneId, false);

      if (zoneDef.mergeWithZone)
        this.mergeZones(zoneId, zoneDef.mergeWithZone);