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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.ui.section.description;
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import java.util.stream.Collectors;
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import org.eclipse.jface.util.PropertyChangeEvent;
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import eu.etaxonomy.cdm.model.description.DescriptionBase;
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import eu.etaxonomy.cdm.model.description.DescriptionType;
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import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
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import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
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import eu.etaxonomy.taxeditor.ui.element.TextWithLabelElement;
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import eu.etaxonomy.taxeditor.ui.section.AbstractIdentifiableEntityDetailElement;
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/**
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 * <p>DescriptionDetailElement class.</p>
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 *
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 * @author n.hoffmann
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 * @created Mar 5, 2010
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 */
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public class DescriptionDetailElement
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        extends AbstractIdentifiableEntityDetailElement<DescriptionBase<?>> {
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//	private EntitySelectionElement<FeatureTree> selection_featureTree;
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    private TextWithLabelElement txtDescriptionTypes;
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	public DescriptionDetailElement(CdmFormFactory cdmFormFactory,
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			ICdmFormElement formElement, int style) {
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		super(cdmFormFactory, formElement);
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	}
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	@Override
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	protected void createControls(ICdmFormElement formElement, DescriptionBase entity, int style) {
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        toggleable_cache = formFactory.createToggleableTextField(this, "Label",
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                entity.getTitleCache(), entity.isProtectedTitleCache(), style);
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		// TODO I initially thought that we can handle the entity's descriptive system with a feature tree
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		// Since descriptiveSystem is a Set of Features that are present or allowed for the current description,
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		// it is similar to a FeatureTree (you can get this information from a feature tree) but not the same.
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		// Please correct this once it is clear what descriptive system will be used for in CDM
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//		selection_featureTree = formFactory.createSelectionElement(FeatureTree.class, getConversationHolder(), formElement, "Feature Tree", null, EntitySelectionElement.ALL, style);
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        Object typesString = entity.getTypes().stream().filter(type->type instanceof DescriptionType)
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        		.map(type->((DescriptionType)type).getLabel())
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        		.collect(Collectors.joining(","));
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        txtDescriptionTypes = formFactory.createTextWithLabelElement(formElement, "Types", typesString, style);
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        txtDescriptionTypes.setEnabled(false);
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	}
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	@Override
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    protected void updateControlStates(){
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        if (getEntity().isComputed()){
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            enabled = false;
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         }else{
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            enabled = true;
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        }
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        setEnabled(enabled);
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    }
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    @Override
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    protected void updateContent() {
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        super.updateContent();
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        toggleable_cache.setEnabled(getEntity().isProtectedTitleCache());
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        updateCacheRelevance();
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    }
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    @Override
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    protected void handleTitleCacheRelevantChange(PropertyChangeEvent event) {
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        if(!getEntity().isProtectedTitleCache()){
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            String title = getEntity().generateTitle();
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            getEntity().setTitleCache(title, false);
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        }
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        super.updateToggleableCacheField();
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    }
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	@Override
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	public void handleEvent(Object eventSource) {
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        if (eventSource == toggleable_cache) {
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            getEntity().setTitleCache(toggleable_cache.getText(), toggleable_cache.getState());
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            updateCacheRelevance();
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        }
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	}
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}
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