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/**
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* Copyright (C) 2017 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.cdm.vaadin.component;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Qualifier;
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import com.vaadin.data.util.BeanItemContainer;
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import com.vaadin.spring.annotation.SpringComponent;
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import com.vaadin.ui.ListSelect;
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import eu.etaxonomy.cdm.api.application.CdmRepository;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.DefinedTermBase;
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import eu.etaxonomy.cdm.model.common.TermType;
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import eu.etaxonomy.cdm.persistence.query.OrderHint;
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import eu.etaxonomy.vaadin.component.RelatedEntityListSelect;
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/**
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* @author a.kohlbecker
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* @since Apr 6, 2017
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*
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*/
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@SpringComponent
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public class SelectFieldFactory {
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@Autowired
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@Qualifier("cdmRepository")
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private CdmRepository repo;
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private final static List<String> INIT_STRATEGY = Arrays.asList(new String[]{"$", "representations"});
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private static List<OrderHint> orderHints = new ArrayList<>();
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static {
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orderHints.add(OrderHint.BY_ORDER_INDEX);
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orderHints.add(OrderHint.ORDER_BY_TITLE_CACHE);
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}
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public ListSelect createListSelect(String caption, TermType termType){
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BeanItemContainer<DefinedTermBase> termItemContainer = buildBeanItemContainer(termType);
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ListSelect select = new ListSelect(caption, termItemContainer);
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return select;
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}
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/**
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*
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* @param caption
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* @param type
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* @return
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*/
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public <T extends CdmBase> ListSelect createListSelect(String caption, Class<T> type){
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return createListSelect(caption, type, null);
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}
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public <T extends CdmBase> ListSelect createListSelect(String caption, Class<T> type, List<OrderHint> orderHints){
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return createListSelect(caption, type, orderHints, null);
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}
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/**
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*
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* @param caption
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* @param type
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* @param orderHints
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* @param propertyId the property id from which to read the label
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* @return
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*/
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public <T extends CdmBase> ListSelect createListSelect(String caption, Class<T> type, List<OrderHint> orderHints, String propertyId){
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if(orderHints == null){
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orderHints = OrderHint.defaultOrderHintsFor(type);
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}
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BeanItemContainer<T> termItemContainer = buildBeanItemContainer(type, orderHints);
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ListSelect select = new ListSelect(caption, termItemContainer);
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// guess property id to use for display
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if(propertyId == null) {
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if(orderHints != null && !orderHints.isEmpty()){
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propertyId = orderHints.get(0).getPropertyName();
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}
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}
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if(propertyId != null){
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select.setItemCaptionPropertyId(propertyId);
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}
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return select;
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}
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/**
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*
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* @param caption
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* @param type
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* @param orderHints
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* @param propertyId the property id from which to read the label
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* @return
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*/
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public <T extends CdmBase> RelatedEntityListSelect<T> createListSelectEditor(String caption, Class<T> type, List<OrderHint> orderHints, String propertyId){
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if(orderHints == null){
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orderHints = OrderHint.defaultOrderHintsFor(type);
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}
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BeanItemContainer<T> termItemContainer = buildBeanItemContainer(type, orderHints);
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RelatedEntityListSelect<T> selectEditor = new RelatedEntityListSelect<T>(caption, type, termItemContainer);
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// guess property id to use for display
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if(propertyId == null) {
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if(orderHints != null && !orderHints.isEmpty()){
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propertyId = orderHints.get(0).getPropertyName();
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}
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}
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if(propertyId != null){
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selectEditor.getSelect().setItemCaptionPropertyId(propertyId);
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}
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return selectEditor;
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}
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/**
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* @param termType
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*/
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private BeanItemContainer<DefinedTermBase> buildBeanItemContainer(TermType termType) {
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// TODO use TermCacher?
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List<DefinedTermBase> terms = repo.getTermService().listByTermType(termType, null, null, orderHints, INIT_STRATEGY);
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BeanItemContainer<DefinedTermBase> termItemContainer = new BeanItemContainer<>(DefinedTermBase.class);
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termItemContainer.addAll(terms);
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return termItemContainer;
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}
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/**
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* @param termType
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*/
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private <T extends CdmBase> BeanItemContainer<T> buildBeanItemContainer(Class<T> type, List<OrderHint> orderHints) {
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List<T> terms = repo.getCommonService().list(type, (Integer)null, (Integer)null,
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orderHints,
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Arrays.asList(new String[]{"$"}));
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BeanItemContainer<T> termItemContainer = new BeanItemContainer<>(type);
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termItemContainer.addAll(terms);
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return termItemContainer;
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}
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}
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