{
  Author: H van Zwietering

  Version 2.1; 26 apr 2022:
    * Stopped support in PSU V7
  Version 2; 17 nov 2021:
    * Now calls native PublicCatalog method

}

var
  ATextBox: TvxTextBox;

  function CreateForm: TvxSceneForm;
  var
    ARoot: TvxVisualObject;
    ALabel: TvxLabel;
  begin
    result := TvxSceneForm.Create(nil);
    result.Caption := UTF8Encode('Enter Distance');
    result.Position := poScreenCenter;
    result.Height := 100 * result.DPIFactor;

    ARoot := result.Root;

    ALabel := TvxLabel.Create(ARoot);
    ALabel.Text := 'Enter the distance (in ' + iif(PublicOptions.MeasurementSystem = msEnglish, 'miles', 'km') + ') to search in:';
    ALabel.TextAlign := vgTextAlignNear;
    ALabel.Padding.Left := 10;
    ALabel.Padding.Top := 10;
    ALabel.Align := vaTop;
    ARoot.AddObject(ALabel);

    ATextBox := TvxTextBox.Create(ARoot)
    ATextBox.Padding.Left := 10;
    ATextBox.Padding.Right := 10;
    ATextBox.Padding.Top := 10;
    ATextBox.Align := vaTop;
    ATextBox.Text := '5' + DecimalSeparator + '0';
    ARoot.AddObject(ATextBox);
  end;

  procedure SearchDistance(ADistanceMeters: Double);
  var
    AData: TidElement;
    AColl: TImageCollection;
    AWhere: WideString;
    ALat, ALon: Double;

    AImage: TImageItem;

    ANearItems: TCatalogItems;
  begin
    AImage := Selected.Items[0];

    ALat := AImage._Latitude;
    ALon := AImage._Longitude;

    ANearItems := TCatalogItems.Create(TCatalogItem, '');
    try
      PublicCatalog.EnumItemsForGeoLocation(ALat, ALon, ADistanceMeters, ANearItems, 0);

      AData := TidElement.Create(nil);
      try
        PublicBroadCast(nil, 'OpenNewTab', nil);
        PublicBroadCastRequest(nil, 'ActiveCollection', AData);
        AColl := AData.Data;
        AColl.Clear;
        if ANearItems.DataSets.Count > 0 then
        begin
          // take over the dataset(s) for extra performance
          AColl.Items.DataSets := ANearItems.DataSets;
          ANearItems._DataSets := TDBXOMDataSets.Create(TDBXOMDataSet, '')
        end;
        PublicBroadCast(nil, 'RefreshActiveCollection', nil);
      finally
        AData.Free;
      end;
    finally
      ANearItems.Free;
    end;
  end;

var
  AForm: TvxSceneForm;
  ADistanceMeters: Double;
begin
  if (not IsAppVersion(6, 6, 0)) then
  begin
    Say('This script requires Photo Supreme 6.6.0 or higher.');
    exit;
  end;

  if (IsAppVersion(7, 0, 0)) then
  begin
    Say2('This script is for Photo Supreme V6 only.', 'You can right click on a thumb and select "Show More->Nearby Images" for the integrated GEO-Fence feature.');
    exit;
  end;

  if Selected.Count <> 1 then
  begin
    Say('Please select one thumbnail to find nearby images for.');
    exit;
  end;

  AForm := CreateForm;
  try
    ATextBox.Text := ReadFromRegistry('', 'scSearchNearby.LastText', ATextBox.Text);
    AForm.PrepareModal([mbOK, mbCancel]);
    AForm.ShowModal;
    if AForm.ModalResult = mrOk then
    begin
      if IsValidNumberString(ATextBox.Text, False, '') then
      begin
        ADistanceMeters := FloatToStr(ATextBox.Text);
        if PublicOptions.MeasurementSystem = msEnglish then
          ADistanceMeters := ADistanceMeters * 1609.344;

        if ADistanceMeters >= 0 then
        begin
          WriteToRegistry('', 'scSearchNearby.LastText', ATextBox.Text);
          SearchDistance(ADistanceMeters);
        end
        else
          Say('Please enter a positive number.');
      end
      else
        Say('No valid number entered.');
    end;
  finally
    AForm.Free;
  end;
end;