EDIT

// $Id$

/**

 * Copyright (C) 2015 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.cdm.vaadin.component;

import java.sql.SQLException;

import java.util.ArrayList;

import java.util.List;

import org.apache.log4j.Logger;

import com.vaadin.annotations.AutoGenerated;

import com.vaadin.data.Container;

import com.vaadin.data.Property;

import com.vaadin.data.Property.ValueChangeEvent;

import com.vaadin.data.util.IndexedContainer;

import com.vaadin.data.util.sqlcontainer.RowId;

import com.vaadin.event.ItemClickEvent;

import com.vaadin.ui.Alignment;

import com.vaadin.ui.Button;

import com.vaadin.ui.CheckBox;

import com.vaadin.ui.ComboBox;

import com.vaadin.ui.Component;

import com.vaadin.ui.CustomComponent;

import com.vaadin.ui.GridLayout;

import com.vaadin.ui.HorizontalLayout;

import com.vaadin.ui.Table;

import com.vaadin.ui.Table.ColumnHeaderMode;

import com.vaadin.ui.TextField;

import com.vaadin.ui.VerticalLayout;

import com.vaadin.ui.themes.Reindeer;

import eu.etaxonomy.cdm.vaadin.view.IStatusComposite;

/**

 * @author cmathew

 * @date 11 Mar 2015

 *

 */

public class StatusComposite extends CustomComponent implements IStatusComposite {

    /*- VaadinEditorProperties={"grid":"RegularGrid,20","showGrid":true,"snapToGrid":true,"snapToObject":true,"movingGuides":false,"snappingDistance":10} */

    @AutoGenerated

    private GridLayout mainLayout;

    @AutoGenerated

    private Table taxaTreeTable;

    @AutoGenerated

    private HorizontalLayout addRemovehorizontalLayout;

    @AutoGenerated

    private Button removeButton;

    @AutoGenerated

    private ComboBox addComboBox;

    @AutoGenerated

    private TextField searchTextField;

    @AutoGenerated

    private VerticalLayout filterVerticalLayout;

    @AutoGenerated

    private Table filterTable;

    @AutoGenerated

    private ComboBox filterComboBox;

    @AutoGenerated

    private ComboBox classificationComboBox;

    private static final Logger logger = Logger.getLogger(StatusComposite.class);

    private StatusComponentListener listener;

    private static final String SELECT_FILTER = "Select filter ...";

    private static final String SELECT_CLASSIFICATION = "Select classification ...";

    private static final String ADD_TAXON_SYNONYM = "Add ...";

    /**

     * The constructor should first build the main layout, set the

     * composition root and then do any custom initialization.

     *

     * The constructor will not be automatically regenerated by the

     * visual editor.

     */

    public StatusComposite() {

        buildMainLayout();

        setCompositionRoot(mainLayout);

        addUIListeners();

        initFilterNativeSelect();

        initFilterTable();

        initAddComboBox();

        setEnabledAll(false);

    }

    public void init() {

        initClassificationComboBox();

    }

    public void setEnabledAll(boolean enable) {

        filterComboBox.setEnabled(enable);

        filterTable.setEnabled(enable);

        taxaTreeTable.setEnabled(enable);

        addComboBox.setEnabled(enable);

        removeButton.setEnabled(enable);

    }

    private void initTaxaTable(int classificationId) {

        if(listener != null) {

            List<String> columnIds = new ArrayList<String>();

            columnIds.add("Name");

            taxaTreeTable.setColumnExpandRatio("Name", 1);

            columnIds.add("Pb");

            taxaTreeTable.setColumnWidth("Pb", 10);

            taxaTreeTable.addGeneratedColumn("Pb", new BooleanCheckBoxGenerator());

            try {

                taxaTreeTable.setContainerDataSource(listener.loadTaxa(classificationId), columnIds);

            } catch (SQLException e) {

                // TODO Auto-generated catch block

                e.printStackTrace();

            }

        }

    }

    private void initClassificationComboBox() {

        classificationComboBox.setNewItemsAllowed(false);

        classificationComboBox.setNullSelectionAllowed(false);

        classificationComboBox.setImmediate(true);

        classificationComboBox.setItemCaptionPropertyId("titleCache");

        classificationComboBox.setInputPrompt(SELECT_CLASSIFICATION);

        if(listener != null) {

            try {

                classificationComboBox.setContainerDataSource(listener.loadClassifications());

            } catch (SQLException e) {

                // TODO Auto-generated catch block

                e.printStackTrace();

            }

        }

    }

    private void initFilterNativeSelect() {

        filterComboBox.setNullSelectionAllowed(false);

        filterComboBox.setImmediate(true);

        filterComboBox.addItem(SELECT_FILTER);

        filterComboBox.addItem("unplaced");

        filterComboBox.addItem("not finished");

        filterComboBox.addItem("published");

        filterComboBox.setValue(SELECT_FILTER);

    }

    private void initFilterTable() {

        filterTable.setNullSelectionAllowed(false);

        Container container = new IndexedContainer();

        container.addContainerProperty("filter", String.class, "");

        filterTable.setContainerDataSource(container);

        filterTable.setColumnHeaderMode(ColumnHeaderMode.HIDDEN);

        filterTable.addStyleName(Reindeer.TABLE_BORDERLESS);

        filterTable.setCellStyleGenerator(new Table.CellStyleGenerator() {

            private static final long serialVersionUID = -3363906932807556720L;

            @Override

            public String getStyle(Table source, Object itemId, Object propertyId) {

                return "removable";

            }

        });

    }

    private void initAddComboBox() {

        addComboBox.setNullSelectionAllowed(false);

        addComboBox.setImmediate(true);

        addComboBox.addItem(ADD_TAXON_SYNONYM);

        addComboBox.addItem("New Accepted Taxon");

        addComboBox.addItem("New Synonym");

        addComboBox.setValue(ADD_TAXON_SYNONYM);

    }

    private void addUIListeners() {

        addClassificationComboBoxListener();

        addFilterComboBoxListener();

        addFilterTableListener();

    }

    private void addClassificationComboBoxListener() {

        classificationComboBox.addValueChangeListener(new Property.ValueChangeListener() {

            private static final long serialVersionUID = 4196786323147791606L;

            @Override

            public void valueChange(ValueChangeEvent event) {

                if (classificationComboBox.getValue() != null) {

                    Object selected = classificationComboBox.getValue();

                    logger.info("selected : " + selected);

                    int classificationId = (Integer)((RowId)selected).getId()[0];

                    initTaxaTable(classificationId);

                    setEnabledAll(true);

                }

            }

        });

    }

    private void addFilterComboBoxListener() {

        filterComboBox.addValueChangeListener(new Property.ValueChangeListener() {

            private static final long serialVersionUID = 1314542578509878256L;

            @Override

            public void valueChange(ValueChangeEvent event) {

                if (filterComboBox.getValue() != null) {

                    String selected = (String)filterComboBox.getValue();

                    logger.info("selected : " + selected);

                    if(!selected.equals(SELECT_FILTER)) {

                        filterTable.addItem(new Object[]{selected}, filterTable.getItemIds().size() + 1);

                        filterComboBox.setValue(SELECT_FILTER);

                    }

                }

            }

        });

    }

    private void addFilterTableListener() {

        filterTable.addItemClickListener(new ItemClickEvent.ItemClickListener() {

            private static final long serialVersionUID = -4722168300711497739L;

            @Override

            public void itemClick(ItemClickEvent event) {

                filterTable.removeItem(event.getItemId());

            }}

        );

    }

    /* (non-Javadoc)

     * @see eu.etaxonomy.cdm.vaadin.view.IStatusComponent#setListener(eu.etaxonomy.cdm.vaadin.view.IStatusComponent.StatusComponentListener)

     */

    @Override

    public void setListener(StatusComponentListener listener) {

        this.listener = listener;

    }

    class BooleanCheckBoxGenerator implements Table.ColumnGenerator {

        /**

         * Generates the cell containing an open image when boolean is true

         */

        @Override

        public Component generateCell(Table source, Object itemId, Object columnId) {

            Property prop = source.getItem(itemId).getItemProperty(columnId);

            return new CheckBox(null, prop);

        }

    }

    @AutoGenerated

    private GridLayout buildMainLayout() {

        // common part: create layout

        mainLayout = new GridLayout();

        mainLayout.setImmediate(false);

        mainLayout.setWidth("320px");

        mainLayout.setHeight("840px");

        mainLayout.setMargin(true);

        mainLayout.setSpacing(true);

        mainLayout.setRows(6);

        // top-level component properties

        setWidth("320px");

        setHeight("840px");

        // classificationComboBox

        classificationComboBox = new ComboBox();

        classificationComboBox.setImmediate(false);

        classificationComboBox.setWidth("100.0%");

        classificationComboBox.setHeight("-1px");

        mainLayout.addComponent(classificationComboBox, 0, 0);

        // filterVerticalLayout

        filterVerticalLayout = buildFilterVerticalLayout();

        mainLayout.addComponent(filterVerticalLayout, 0, 1);

        mainLayout.setComponentAlignment(filterVerticalLayout, new Alignment(20));

        // searchTextField

        searchTextField = new TextField();

        searchTextField.setImmediate(false);

        searchTextField.setWidth("100.0%");

        searchTextField.setHeight("-1px");

        mainLayout.addComponent(searchTextField, 0, 2);

        mainLayout.setComponentAlignment(searchTextField, new Alignment(20));

        // addRemovehorizontalLayout

        addRemovehorizontalLayout = buildAddRemovehorizontalLayout();

        mainLayout.addComponent(addRemovehorizontalLayout, 0, 4);

        mainLayout.setComponentAlignment(addRemovehorizontalLayout, new Alignment(48));

        // taxaTreeTable

        taxaTreeTable = new Table();

        taxaTreeTable.setImmediate(false);

        taxaTreeTable.setWidth("100.0%");

        taxaTreeTable.setHeight("536px");

        mainLayout.addComponent(taxaTreeTable, 0, 5);

        mainLayout.setComponentAlignment(taxaTreeTable, new Alignment(20));

        return mainLayout;

    }

    @AutoGenerated

    private VerticalLayout buildFilterVerticalLayout() {

        // common part: create layout

        filterVerticalLayout = new VerticalLayout();

        filterVerticalLayout.setImmediate(false);

        filterVerticalLayout.setWidth("100.0%");

        filterVerticalLayout.setHeight("-1px");

        filterVerticalLayout.setMargin(false);

        // filterComboBox

        filterComboBox = new ComboBox();

        filterComboBox.setImmediate(false);

        filterComboBox.setWidth("100.0%");

        filterComboBox.setHeight("-1px");

        filterVerticalLayout.addComponent(filterComboBox);

        filterVerticalLayout.setComponentAlignment(filterComboBox, new Alignment(20));

        // filterTable

        filterTable = new Table();

        filterTable.setImmediate(false);

        filterTable.setWidth("100.0%");

        filterTable.setHeight("86px");

        filterVerticalLayout.addComponent(filterTable);

        filterVerticalLayout.setComponentAlignment(filterTable, new Alignment(48));

        return filterVerticalLayout;

    }

    @AutoGenerated

    private HorizontalLayout buildAddRemovehorizontalLayout() {

        // common part: create layout

        addRemovehorizontalLayout = new HorizontalLayout();

        addRemovehorizontalLayout.setImmediate(false);

        addRemovehorizontalLayout.setWidth("100.0%");

        addRemovehorizontalLayout.setHeight("-1px");

        addRemovehorizontalLayout.setMargin(false);

        addRemovehorizontalLayout.setSpacing(true);

        // addComboBox

        addComboBox = new ComboBox();

        addComboBox.setImmediate(false);

        addComboBox.setWidth("100.0%");

        addComboBox.setHeight("-1px");

        addRemovehorizontalLayout.addComponent(addComboBox);

        addRemovehorizontalLayout.setExpandRatio(addComboBox, 3.0f);

        // removeButton

        removeButton = new Button();

        removeButton.setCaption("Remove");

        removeButton.setImmediate(true);

        removeButton.setWidth("100.0%");

        removeButton.setHeight("-1px");

        addRemovehorizontalLayout.addComponent(removeButton);

        addRemovehorizontalLayout.setExpandRatio(removeButton, 2.0f);

        return addRemovehorizontalLayout;

    }

}