EDIT

// $Id$

/**

* Copyright (C) 2007 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.preference;

import java.util.ArrayList;

import java.util.List;

import java.util.Map;

import java.util.UUID;

import org.eclipse.core.runtime.IProgressMonitor;

import org.eclipse.jface.preference.IPreferenceStore;

import org.eclipse.ui.IMemento;

import eu.etaxonomy.cdm.model.common.DefinedTermBase;

import eu.etaxonomy.taxeditor.model.ContextListenerAdapter;

import eu.etaxonomy.taxeditor.store.CdmStore;

import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;

/**

 * <p>TermPreferenceUtil class.</p>

 *

 * @author n.hoffmann

 * @created Oct 11, 2010

 * @version 1.0

 */

public class TermPreferenceUtil implements IPreferenceKeys{

	/** Constant <code>DISABLED_TERMS="disabledTerms"</code> */

	protected static String DISABLED_TERMS = "disabledTerms";

	private class ContextListener extends ContextListenerAdapter{

		/* (non-Javadoc)

		 * @see eu.etaxonomy.taxeditor.model.ContextListenerAdapter#contextStart(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)

		 */

		@Override

		public void contextStart(IMemento memento, IProgressMonitor monitor) {

			TermPreferenceUtil.this.disabledTermsMemento = memento.getChild(DISABLED_TERMS);

		}

		/* (non-Javadoc)

		 * @see eu.etaxonomy.taxeditor.model.ContextListenerAdapter#contextStop(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)

		 */

		@Override

		public void contextStop(IMemento memento, IProgressMonitor monitor) {

			// TODO Auto-generated method stub

			super.contextStop(memento, monitor);

		}

	}

	public IMemento disabledTermsMemento;

	private Map<Class<? extends DefinedTermBase>, List<DefinedTermBase>> preferredTermCache;

	private static TermPreferenceUtil instance = new TermPreferenceUtil();

	private TermPreferenceUtil(){

		ContextListener contextListener = new ContextListener();

		CdmStore.getContextManager().addContextListener(contextListener);

	}

	/**

	 * <p>Getter for the field <code>instance</code>.</p>

	 *

	 * @return a {@link eu.etaxonomy.taxeditor.preference.TermPreferenceUtil} object.

	 */

	public static synchronized TermPreferenceUtil getInstance(){

		return instance;

	}

	private  <T extends DefinedTermBase> List<T> getPreferredTerms(T termClass){

		if(preferredTermCache.containsKey(termClass)){

			return (List<T>) preferredTermCache.get(termClass);

		}else{

			return getPreferredTermsFromMemento(termClass);

		}

	}

	private <T extends DefinedTermBase> List<T> getPreferredTermsFromMemento(T termClass){

		String className = termClass.getClass().getName();

		IMemento disabledTerms = disabledTermsMemento.getChild(className);

		List<T> preferredTerms = new ArrayList<T>();

//		List<T> terms = TermStore.getTerms(termClass);

		for(IMemento disabledTerm : disabledTerms.getChildren("String")){

			String termUuidString = disabledTerm.getTextData();

			UUID termUuid = UUID.fromString(termUuidString);

		}

		return null;

	}

	/**

	 * <p>getPreferenceStore</p>

	 *

	 * @return a {@link org.eclipse.jface.preference.IPreferenceStore} object.

	 */

	public static IPreferenceStore getPreferenceStore() {

		return TaxeditorStorePlugin.getDefault().getPreferenceStore();

	}

//	/** @return a {@link List} containing user preferred {@link SpecimenTypeDesignationStatus} terms */

//	public static List<SpecimenTypeDesignationStatus> getPreferredSpecimenTypeDesignationStatus() { return getPreferredTerms(TermStore.getSpecimenTypeDesignationStatus());}

//

//	/** @return a {@link List} containing user preferred {@link NameTypeDesignationStatus} terms */

//	public static List<NameTypeDesignationStatus> getPreferredNameTypeDesignationStatus() { return getPreferredTerms(TermStore.getNameTypeDesignationStatus()); }

//	

//	/** @return a {@link List} containing user preferred {@link TaxonRelationshipTypes} terms */

//	public static List<TaxonRelationshipType> getPreferredTaxonRelationshipTypes() { return getPreferredTerms(TermStore.getTaxonRelationshipTypes());}

//	

//	/** @return a {@link List} containing user preferred {@link Feature} terms */

//	public static List<Feature> getPreferredFeatures() { return getPreferredTerms(TermStore.getFeatures());}

//

//	/** @return a {@link List} containing user preferred {@link Rank} terms */

//	public static List<Rank> getPreferredRanks() { return getPreferredTerms(TermStore.getRanks());}

//	

//	/** @return a {@link List} containing user preferred  {@link PresenceAbsenceTermBase} terms */

//	public static List<PresenceAbsenceTermBase> getPreferredPresenceAbsenceTerms(){ return getPreferredTerms(TermStore.getPresenceAbsenceTerms());}

//	

//	/** @return a {@link List} containing user preferred  {@link NomenclaturalStatusType} terms */

//	public static List<NomenclaturalStatusType> getPreferredNomenclaturalStatusTypes(){	return getPreferredTerms(TermStore.getNomenclaturalStatusTypes());}

//	

//	/** @return a {@link List} containing user preferred  {@link NameRelationshipType} terms */

//	public static List<NameRelationshipType> getPreferredNameRelationshipTypes(){ return getPreferredTerms(TermStore.getNameRelationshipTypes());}

//	

//	/** @return a {@link List} containing user preferred  {@link Language} terms */

//	public static List<Language> getPreferredLanguages() { return getPreferredTerms(TermStore.getLanguages()); }

//	

//	/** @return a {@link List} containing user preferred  {@link MarkerType} terms */

//	public static List<MarkerType> getPreferredMarkerTypes() { return getPreferredTerms(TermStore.getNonTechnicalMarkerTypes()); }

//	

//	/** @return a {@link List} containing user preferred  {@link ExtensionType} terms */

//	public static List<ExtensionType> getPreferredExtensionTypes() { return getPreferredTerms(TermStore.getExtensionTypes()); }

//	

//	/** @return	a {@link List} containing user preferred  {@link RightsType} terms  */

//	public static List<RightsTerm> getPreferredRightsTypes() { 	return getPreferredTerms(TermStore.getRightsTypes());}

//	

//	/** @return	a {@link List} containing user preferred  {@link NamedAreaType} terms  */

//	public static List<NamedAreaType> getPreferredNamedAreaTypes() { return getPreferredTerms(TermStore.getNamedAreaTypes()); } 

//	

//	/** @return	a {@link List} containing user preferred  {@link AnnotationType} terms  */

//	public static List<AnnotationType> getPreferredAnnotationTypes() { return getPreferredTerms(TermStore.getAnnotationTypes()); } 

//

//	/** @return	a {@link List} containing user preferred  {@link Stage} terms  */

//	public static List<Stage> getPreferredStages() { return getPreferredTerms(TermStore.getStages()); }

//	

//	/** @return	a {@link List} containing user preferred  {@link PreservationMethod} terms  */

//	public static List<PreservationMethod> getPreferredPreservationMethods() { return getPreferredTerms(TermStore.getPreservationMethods()); }

//	

//	/** @return	a {@link List} containing user preferred  {@link MeasurementUnit} terms  */

//	public static List<MeasurementUnit> getPreferredMeasurementUnits() { return getPreferredTerms(TermStore.getMeasurementUnits()); }

//	

//	/** @return	a {@link List} containing user preferred  {@link State} terms  */

//	public static List<State> getPreferredStates() { return getPreferredTerms(TermStore.getStates()); }

//	

//	/** @return	a {@link List} containing user preferred  {@link Modifier} terms  */

//	public static List<Modifier> getPreferredModifiers() { return getPreferredTerms(TermStore.getModifiers()); }

//	

//	/** @return	a {@link List} containing user preferred  {@link StatisticalMeasure} terms  */

//	public static List<StatisticalMeasure> getPreferredStatisticalMeasures() { return getPreferredTerms(TermStore.getStatisticalMeasures()); }

//	

//	/** @return	a {@link List} containing user preferred  {@link Scope} terms  */

//	public static List<Scope> getPreferredScopes() { return getPreferredTerms(TermStore.getScopes()); }

}