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/**
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* Copyright (C) 2015 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.view.distributionStatus;
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import java.sql.SQLException;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.List;
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import java.util.Set;
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import java.util.UUID;
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import com.vaadin.data.Property;
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import com.vaadin.data.Property.ValueChangeEvent;
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import com.vaadin.data.Property.ValueChangeListener;
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import com.vaadin.data.util.BeanItemContainer;
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import com.vaadin.data.util.sqlcontainer.RowId;
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import com.vaadin.server.Page;
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import com.vaadin.server.VaadinSession;
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import com.vaadin.ui.AbstractLayout;
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import com.vaadin.ui.Alignment;
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import com.vaadin.ui.Button.ClickEvent;
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import com.vaadin.ui.Button.ClickListener;
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import com.vaadin.ui.ComboBox;
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import com.vaadin.ui.HorizontalLayout;
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import com.vaadin.ui.ListSelect;
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import com.vaadin.ui.Notification;
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import com.vaadin.ui.Table.ColumnHeaderMode;
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import com.vaadin.ui.TextField;
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import com.vaadin.ui.Tree.ExpandEvent;
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import com.vaadin.ui.Tree.ExpandListener;
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import com.vaadin.ui.TreeTable;
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import com.vaadin.ui.UI;
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import com.vaadin.ui.VerticalLayout;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.cdm.model.common.TermVocabulary;
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import eu.etaxonomy.cdm.model.location.NamedArea;
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import eu.etaxonomy.cdm.model.taxon.Classification;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;
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import eu.etaxonomy.cdm.persistence.dto.UuidAndTitleCache;
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import eu.etaxonomy.cdm.vaadin.container.CdmSQLContainer;
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import eu.etaxonomy.cdm.vaadin.container.NamedAreaContainer;
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import eu.etaxonomy.cdm.vaadin.container.TaxonNodeContainer;
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import eu.etaxonomy.cdm.vaadin.util.CdmQueryFactory;
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import eu.etaxonomy.cdm.vaadin.util.CdmSpringContextHelper;
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import eu.etaxonomy.cdm.vaadin.util.DistributionEditorUtil;
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/**
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*
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* @author pplitzner
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*
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*/
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public class DistributionSettingsConfigWindow extends AbstractSettingsDialogWindow implements ValueChangeListener, ClickListener, ExpandListener{
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private static final long serialVersionUID = 1439411115014088780L;
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private ComboBox classificationBox;
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private TextField taxonFilter;
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private ComboBox distAreaBox;
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private ListSelect namedAreaList;
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private TreeTable taxonTree;
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/**
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* The constructor should first build the main layout, set the
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* composition root and then do any custom initialization.
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*
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* The constructor will not be automatically regenerated by the
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* visual editor.
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* @param distributionTableView
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*/
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public DistributionSettingsConfigWindow(DistributionTableView distributionTableView) {
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super();
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}
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@Override
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protected void init() {
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//init classification
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Classification classification = presenter.getChosenClassification();
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try {
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classificationBox.setContainerDataSource(new CdmSQLContainer(CdmQueryFactory.generateTableQuery("Classification")));
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} catch (SQLException e) {
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DistributionEditorUtil.showSqlError(e);
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}
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RowId parent = null;
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if(classification!=null){
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parent = new RowId(classification.getRootNode().getId());
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}
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else if(classificationBox.getItemIds().size()==1){
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//only one classification exists
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parent = (RowId) classificationBox.getItemIds().iterator().next();
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}
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if(parent!=null){
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classificationBox.setValue(new RowId(parent.getId()));
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showClassificationTaxa(getUuidAndTitleCacheFromRowId(parent));
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}
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classificationBox.addValueChangeListener(this);
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taxonFilter.addValueChangeListener(this);
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taxonTree.addExpandListener(this);
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TermVocabulary<NamedArea> chosenArea = presenter.getChosenArea();
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distAreaBox.setContainerDataSource(presenter.getDistributionContainer());
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distAreaBox.setValue(chosenArea);
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distAreaBox.addValueChangeListener(this);
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if(chosenArea!=null){
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NamedAreaContainer container = new NamedAreaContainer(chosenArea);
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namedAreaList.setContainerDataSource(container);
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}
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Object selectedAreas = VaadinSession.getCurrent().getAttribute(DistributionEditorUtil.SATTR_SELECTED_AREAS);
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namedAreaList.setValue(selectedAreas);
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okButton.addClickListener(this);
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cancelButton.addClickListener(this);
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updateButtons();
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}
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@Override
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protected AbstractLayout buildMainLayout() {
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mainLayout = new VerticalLayout();
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mainLayout.setSizeFull();
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HorizontalLayout leftAndRightContainer = new HorizontalLayout();
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leftAndRightContainer.setImmediate(false);
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leftAndRightContainer.setSizeFull();
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leftAndRightContainer.setMargin(true);
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leftAndRightContainer.setSpacing(true);
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VerticalLayout leftContainer = new VerticalLayout();
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leftContainer.setImmediate(false);
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leftContainer.setSpacing(true);
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leftContainer.setSizeFull();
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VerticalLayout rightContainer = new VerticalLayout();
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rightContainer.setImmediate(false);
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rightContainer.setSpacing(true);
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rightContainer.setSizeFull();
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//classification
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classificationBox = new ComboBox("Classification");
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classificationBox.setItemCaptionPropertyId(TaxonNodeContainer.LABEL);
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classificationBox.setInputPrompt("Please select a classification...");
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classificationBox.setImmediate(true);
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classificationBox.setNewItemsAllowed(false);
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classificationBox.setNullSelectionAllowed(false);
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classificationBox.setSizeFull();
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classificationBox.setWidth("100%");
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//taxonFilter
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taxonFilter = new TextField("Filter");
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taxonFilter.setInputPrompt("Filter taxa by name...");
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taxonFilter.setSizeFull();
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taxonFilter.setImmediate(true);
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//distribution area box
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distAreaBox = new ComboBox("Distribution Area:");
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distAreaBox.setInputPrompt("Please select a distribution area...");
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distAreaBox.setImmediate(true);
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distAreaBox.setNullSelectionAllowed(false);
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distAreaBox.setNewItemsAllowed(false);
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distAreaBox.setSizeFull();
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distAreaBox.setWidth("100%");
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// named areas
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namedAreaList = new ListSelect();
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namedAreaList.setCaption("Areas");
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namedAreaList.setSizeFull();
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namedAreaList.setMultiSelect(true);
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//taxonomy
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taxonTree = new TreeTable("Taxonomy");
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taxonTree.setSelectable(true);
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taxonTree.setSizeFull();
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taxonTree.setImmediate(true);
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taxonTree.setCacheRate(20);
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taxonTree.setColumnHeaderMode(ColumnHeaderMode.HIDDEN);
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taxonTree.setMultiSelect(true);
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leftContainer.addComponent(distAreaBox);
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leftContainer.addComponent(namedAreaList);
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leftContainer.setExpandRatio(distAreaBox, 0.1f);
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leftContainer.setExpandRatio(namedAreaList, 0.9f);
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leftContainer.setSizeFull();
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rightContainer.addComponent(classificationBox);
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rightContainer.addComponent(taxonFilter);
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rightContainer.addComponent(taxonTree);
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rightContainer.setExpandRatio(classificationBox, 0.1f);
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rightContainer.setExpandRatio(taxonFilter, 0.1f);
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rightContainer.setExpandRatio(taxonTree, 0.8f);
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leftAndRightContainer.addComponent(leftContainer);
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leftAndRightContainer.addComponent(rightContainer);
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//button toolbar
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HorizontalLayout buttonToolBar = createOkCancelButtons();
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mainLayout.addComponent(leftAndRightContainer);
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mainLayout.addComponent(buttonToolBar);
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mainLayout.setExpandRatio(leftAndRightContainer, 0.9f);
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mainLayout.setExpandRatio(buttonToolBar, 0.1f);
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mainLayout.setComponentAlignment(buttonToolBar, Alignment.BOTTOM_RIGHT);
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return leftAndRightContainer;
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}
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@Override
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public void valueChange(ValueChangeEvent event) {
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Property property = event.getProperty();
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if(property==classificationBox){
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UuidAndTitleCache<TaxonNode> parent = getUuidAndTitleCacheFromRowId(classificationBox.getValue());
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showClassificationTaxa(parent);
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}
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else if(property==taxonFilter){
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String filterText = taxonFilter.getValue();
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Property uuidProperty = classificationBox.getContainerProperty(classificationBox.getValue(),"uuid");
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if(uuidProperty==null){
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Notification.show("Please select a classification");
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}
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else{
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if(CdmUtils.isNotBlank(filterText)){
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UUID classificationUuid = UUID.fromString((String) uuidProperty.getValue());
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List<UuidAndTitleCache<TaxonNode>> taxa = CdmSpringContextHelper.getTaxonNodeService().getUuidAndTitleCache(null, filterText, classificationUuid);
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BeanItemContainer<UuidAndTitleCache<TaxonNode>> container = new BeanItemContainer<>(UuidAndTitleCache.class);
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taxonTree.setContainerDataSource(container);
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for (UuidAndTitleCache<TaxonNode> taxon : taxa) {
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container.addItem(taxon);
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taxonTree.setChildrenAllowed(taxon, false);
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}
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taxonTree.setVisibleColumns("titleCache");
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}
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else{
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UuidAndTitleCache<TaxonNode> parent = getUuidAndTitleCacheFromRowId(classificationBox.getValue());
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showClassificationTaxa(parent);
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}
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}
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}
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else if(property==distAreaBox){
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TermVocabulary<NamedArea> vocabulary = (TermVocabulary<NamedArea>) event.getProperty().getValue();
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NamedAreaContainer container = new NamedAreaContainer(vocabulary);
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namedAreaList.setContainerDataSource(container);
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}
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updateButtons();
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}
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@Override
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protected boolean isValid() {
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return classificationBox.getValue()!=null && distAreaBox.getValue()!=null;
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}
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@Override
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public void buttonClick(ClickEvent event) {
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Object source = event.getSource();
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if(source==okButton){
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List<UUID> taxonNodes = new ArrayList<>();
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TermVocabulary<NamedArea> term = null;
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String uuidString = (String) classificationBox.getContainerProperty(classificationBox.getValue(),"uuid").getValue();
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UUID classificationUuid = UUID.fromString(uuidString);
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Set<UuidAndTitleCache<TaxonNode>> treeSelection = (Set<UuidAndTitleCache<TaxonNode>>) taxonTree.getValue();
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if(!treeSelection.isEmpty()){
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for (UuidAndTitleCache<TaxonNode> uuidAndTitleCache : treeSelection) {
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taxonNodes.add(uuidAndTitleCache.getUuid());
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}
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}
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term = (TermVocabulary<NamedArea>) distAreaBox.getValue();
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Set<NamedArea> selectedAreas = (Set<NamedArea>) namedAreaList.getValue();
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DistributionEditorUtil.openDistributionView(taxonNodes, term, selectedAreas, classificationUuid);
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window.close();
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}
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else if(source==cancelButton){
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window.close();
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}
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}
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@Override
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public void nodeExpand(ExpandEvent event) {
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UuidAndTitleCache<TaxonNode> parent = (UuidAndTitleCache<TaxonNode>) event.getItemId();
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((TaxonNodeContainer) taxonTree.getContainerDataSource()).addChildItems(parent);
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}
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private void showClassificationTaxa(UuidAndTitleCache<TaxonNode> parent) {
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final Collection<UuidAndTitleCache<TaxonNode>> children = CdmSpringContextHelper.getTaxonNodeService().listChildNodesAsUuidAndTitleCache(parent);
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// Enable polling and set frequency to 0.5 seconds
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UI.getCurrent().setPollInterval(500);
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taxonTree.setEnabled(false);
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taxonTree.removeAllItems();
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Notification.show("Loading taxa...");
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new TreeUpdater(children).start();
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}
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private UuidAndTitleCache<TaxonNode> getUuidAndTitleCacheFromRowId(Object classificationSelection) {
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String uuidString = (String) classificationBox.getContainerProperty(classificationSelection, "uuid").getValue();
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Property rootNodeContainerProperty = null;
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Collection<?> ids = classificationBox.getContainerPropertyIds();
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//use for loop here because the case of the root node id columns differs between some DBs
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for (Object id : ids) {
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if(id instanceof String && ((String) id).toLowerCase().equals("rootnode_id")){
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rootNodeContainerProperty = classificationBox.getContainerProperty(classificationSelection, id);
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break;
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}
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}
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int id = (int) rootNodeContainerProperty.getValue();
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String titleCache = (String) classificationBox.getContainerProperty(classificationSelection, "titleCache").getValue();
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UUID uuid = UUID.fromString(uuidString);
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UuidAndTitleCache<TaxonNode> parent = new UuidAndTitleCache<>(uuid, id, titleCache);
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return parent;
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}
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private class TreeUpdater extends Thread{
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private Collection<UuidAndTitleCache<TaxonNode>> children;
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public TreeUpdater(Collection<UuidAndTitleCache<TaxonNode>> children) {
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this.children = children;
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}
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@Override
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public void run() {
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UI.getCurrent().access(new Runnable() {
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@Override
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public void run() {
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taxonTree.setContainerDataSource(new TaxonNodeContainer(children));
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Notification notification = new Notification("Loading complete");
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notification.setDelayMsec(500);
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notification.show(Page.getCurrent());
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taxonTree.setEnabled(true);
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//disable polling when all taxa are loaded
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UI.getCurrent().setPollInterval(-1);
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}
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});
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}
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}
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}
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