EDIT

/**

 * Copyright (C) 2014 EDIT

 * European Distributed Institute of Taxonomy

 * http://www.e-taxonomy.eu

 *

 * The contents of this file are subject to the Mozilla Public License Version 1.1

 * See LICENSE.TXT at the top of this package for the full license terms.

 */

package eu.etaxonomy.taxeditor.editor.view.derivate.handler;

import java.util.ArrayList;

import java.util.Collection;

import java.util.List;

import java.util.UUID;

import org.eclipse.e4.ui.workbench.modeling.EPartService;

import org.eclipse.jface.viewers.IStructuredSelection;

import org.eclipse.swt.widgets.Shell;

import eu.etaxonomy.cdm.api.service.IOccurrenceService;

import eu.etaxonomy.cdm.api.service.config.FindOccurrencesConfigurator;

import eu.etaxonomy.cdm.model.metadata.PreferencePredicate;

import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;

import eu.etaxonomy.cdm.persistence.dto.TaxonNodeDto;

import eu.etaxonomy.taxeditor.editor.AppModelId;

import eu.etaxonomy.taxeditor.editor.EditorUtil;

import eu.etaxonomy.taxeditor.editor.l10n.Messages;

import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateViewEditorInput;

import eu.etaxonomy.taxeditor.handler.defaultHandler.e4.DefaultOpenHandlerBaseE4;

import eu.etaxonomy.taxeditor.preference.PreferencesUtil;

import eu.etaxonomy.taxeditor.store.CdmStore;

public class OpenDerivativeEditorForTaxonNode extends DefaultOpenHandlerBaseE4<TaxonNodeDto> {

    protected static final String OPEN_DERIVATIVE_EDITOR_FOR_TAXON_NODE_COULD_NOT_OPEN = Messages.OpenDerivativeEditorForTaxonNode_COULD_NOT_OPEN;

    @Override

    protected void open(TaxonNodeDto entity, Shell shell, EPartService partService) {

        FindOccurrencesConfigurator config = new FindOccurrencesConfigurator();

        UUID taxonUuid = entity.getTaxonUuid();

        config.setAssociatedTaxonUuid(taxonUuid);

        List<SpecimenOrObservationBase> specimens = CdmStore.getService(IOccurrenceService.class).findByTitle(config).getRecords();

        Collection<UUID> specimenUuids = new ArrayList<>();

        for (SpecimenOrObservationBase<?> specimenOrObservationBase : specimens) {

            specimenUuids.add(specimenOrObservationBase.getUuid());

        }

        DerivateViewEditorInput input = new DerivateViewEditorInput(specimenUuids, taxonUuid);

        EditorUtil.openSpecimenEditor(input, modelService, partService, application);

    }

    @Override

    protected boolean canExecute(Object selection) {

        if (selection instanceof IStructuredSelection && ((IStructuredSelection)selection).getFirstElement() instanceof TaxonNodeDto && ((IStructuredSelection)selection).size() == 1){

            return (((TaxonNodeDto)((IStructuredSelection)selection).getFirstElement()).getTaxonUuid()!=null && PreferencesUtil.getBooleanValue(PreferencePredicate.ShowSpecimen.getKey()));

        }

        return false;

    }

    @Override

    protected String getPartId() {

        return AppModelId.PARTDESCRIPTOR_EU_ETAXONOMY_TAXEDITOR_EDITOR_VIEW_DERIVATE_DERIVATEVIEW;

    }

}