package jalview.ws2.operations;

import java.util.List;
import java.util.concurrent.CompletionStage;

import javax.swing.JMenu;
import javax.swing.JMenuItem;

import jalview.bin.Cache;
import jalview.gui.AlignFrame;
import jalview.gui.WsJobParameters;
import jalview.util.MessageManager;
import jalview.ws.params.ArgumentI;
import jalview.ws.params.ParamDatastoreI;
import jalview.ws.params.WsParamSetI;
import jalview.ws2.WebServiceI;
import jalview.ws2.gui.MenuEntryProviderI;

public class OperationStub extends AbstractOperation
{

  public OperationStub(WebServiceI service, String typeName)
  {
    super(service, typeName);
  }

  @Override
  public MenuEntryProviderI getMenuBuilder()
  {
    return this::buildMenu;
  }

  public void buildMenu(JMenu parent, AlignFrame frame)
  {
    {
      var item = new JMenuItem(MessageManager.formatMessage(
          "label.calcname_with_default_settings", getName()));
      item.addActionListener((event) -> {
        Cache.log.info(String.format("Starting service %s.", getName()));
      });
      parent.add(item);
    }
    if (hasParameters())
    {
      var item = new JMenuItem(
          MessageManager.getString("label.edit_settings_and_run"));
      item.setToolTipText(MessageManager.getString(
          "label.view_and_change_parameters_before_running_calculation"));
      item.addActionListener((event) -> {
        openEditParamsDialog(getParamStore(), null, null)
            .thenAcceptAsync((arguments) -> {
              if (arguments != null)
              {
                Cache.log.info(String.format("Starting service %s with custom parameters.", getName()));
              }
            });
      });
      parent.add(item);
    }
  }


  private CompletionStage<List<ArgumentI>> openEditParamsDialog(
          ParamDatastoreI paramStore, WsParamSetI preset,
          List<ArgumentI> arguments)
  {
    WsJobParameters jobParams;
    if (preset == null && arguments != null && arguments.size() > 0)
      jobParams = new WsJobParameters(paramStore, preset, arguments);
    else
      jobParams = new WsJobParameters(paramStore, preset, null);
    if (preset != null)
    {
      jobParams.setName(MessageManager.getString(
          "label.adjusting_parameters_for_calculation"));
    }
    var stage = jobParams.showRunDialog();
    return stage.thenApply((startJob) -> {
      if (startJob)
      {
        if (jobParams.getPreset() == null)
        {
          return jobParams.getJobParams();
        }
        else
        {
          return jobParams.getPreset().getArguments();
        }
      }
      else
      {
        return null;
      }
    });
  }
  
}