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/*

 * gvSIG. Desktop Geographic Information System.

 * 

 * Copyright (C) 2007-2020 gvSIG Association.

 * 

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 3

 * of the License, or (at your option) any later version.

 * 

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License 

 * along with this program. If not, see <https://www.gnu.org/licenses/>. 

 * 

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.vcsgis.swing.impl;

import java.awt.event.ActionEvent;

import java.awt.event.ItemEvent;

import java.awt.event.ItemListener;

import java.util.ArrayList;

import java.util.List;

import java.util.Map;

import java.util.Objects;

import javax.swing.ComboBoxModel;

import javax.swing.JButton;

import javax.swing.JComboBox;

import javax.swing.SwingUtilities;

import javax.swing.event.ChangeEvent;

import org.apache.commons.lang3.StringUtils;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.DataServerExplorerPool;

import org.gvsig.fmap.dal.store.jdbc.JDBCServerExplorerParameters;

import org.gvsig.fmap.dal.swing.DALSwingLocator;

import org.gvsig.fmap.dal.swing.jdbc.JDBCConnectionDialog;

import org.gvsig.tools.dispose.Disposable;

import org.gvsig.tools.swing.api.ListElement;

import org.gvsig.tools.swing.api.ToolsSwingUtils;

import org.gvsig.tools.swing.api.pickercontroller.AbstractPickerController;

import org.gvsig.tools.util.CompareUtils.NullSafeComparator;

import org.gvsig.vcsgis.lib.VCSGisLocator;

import org.gvsig.vcsgis.lib.VCSGisManager;

import org.gvsig.vcsgis.lib.workspace.VCSGisWorkspace;

import org.gvsig.vcsgis.lib.workspace.VCSGisWorkspaceDescriptor;

import org.gvsig.vcsgis.swing.VCSWorkspacePickerController;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 *

 * @author gvSIG Team

 */

public class VCSWorkspacePickerControllerImpl extends AbstractPickerController<VCSGisWorkspace> implements VCSWorkspacePickerController, Disposable {

    private static final Logger LOGGER = LoggerFactory.getLogger(VCSWorkspacePickerControllerImpl.class);

    private final JComboBox<VCSGisWorkspaceDescriptor> cboWorkspace;

    private final JButton btnWorkspace;

    public static final void selfRegister() {

        ToolsSwingUtils.registerIcons(

                VCSWorkspacePickerControllerImpl.class, 

                "/org/gvsig/vcsgis/swing/impl/images",

                "VCSGis", 

                new String[] { "picker", "picker-vcsgis-workingcopy", "picker-vcsgis" }

        );

    }

    public VCSWorkspacePickerControllerImpl(JComboBox cboWorkspaces, JButton btnInitWorkspace) {

        this.cboWorkspace = cboWorkspaces;

        if( btnInitWorkspace==null ) {

            btnInitWorkspace = new JButton();

        }

        this.btnWorkspace = btnInitWorkspace;

        ToolsSwingUtils.configurePickersButton(

                btnWorkspace, 

                "_Select_a_working_copy", 

                "picker-vcsgis-workingcopy", 

                (ActionEvent e) -> { doAddConnection(); }, 

                null

        );

        this.fillWorkspaces(this.cboWorkspace);

//        this.cboWorkspace.setRenderer(new DefaultListCellRenderer() {

//            @Override

//            public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {

//                JLabel label = (JLabel) super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);

//                label.setIcon(null);

//                try {

//                    VCSGisWorkspace workspace = (VCSGisWorkspace) value;

//                    label.setText(workspace.getLabel());

//                } catch (Exception ex) {

//                    // Do nothing, ignore

//                }

//                return label;

//            }

//        });

        this.cboWorkspace.addItemListener(new ItemListener() {

            @Override

            public void itemStateChanged(ItemEvent e) {

                if(e.getStateChange()==ItemEvent.SELECTED){

                    VCSGisWorkspaceDescriptor descriptor = (VCSGisWorkspaceDescriptor) cboWorkspace.getSelectedItem();

                    LOGGER.info("WorkspacePiccker fireChangeEvent"+Objects.toString(descriptor));

                    String url = "";

                    if( descriptor.getExplorerParameters()!=null ) {

                        url = descriptor.getExplorerParameters().getUrl();

                    }

                    cboWorkspace.setToolTipText(url);

                    SwingUtilities.invokeLater(() -> { fireChangeEvent(new ChangeEvent(e)); });

                }

            }

        });

    }

    private void doAddConnection() {

        JDBCConnectionDialog dialog = DALSwingLocator.getSwingManager().createJDBCConectionDialog();

        dialog.showDialog();

        if (dialog.isCanceled()) {

            return;

        }

        DataManager dataManager = DALLocator.getDataManager();

        DataServerExplorerPool pool = dataManager.getDataServerExplorerPool();

        JDBCServerExplorerParameters connectionParameters = dialog.getServerExplorerParameters();

        pool.add(dialog.getConnectionName(), connectionParameters);

        this.fillWorkspaces(this.cboWorkspace);

        ListElement.setSelected(cboWorkspace, connectionParameters);

    }

    @Override

    public VCSGisWorkspace get() {

        VCSGisWorkspaceDescriptor descriptor = (VCSGisWorkspaceDescriptor) this.cboWorkspace.getSelectedItem();

        if( descriptor==null ) {

            return null;

        }

        return descriptor.getWorkspace();

    }

    @Override

    public void set(VCSGisWorkspace value) {

        if( value == null ) {

            this.cboWorkspace.setSelectedIndex(-1);

            return;

        }

        ComboBoxModel<VCSGisWorkspaceDescriptor> model = this.cboWorkspace.getModel();

        for (int i = 0; i < model.getSize(); i++) {

            VCSGisWorkspaceDescriptor descriptor = model.getElementAt(i);

            if( descriptor.getCode().equalsIgnoreCase(value.getCode()) ) {

                this.cboWorkspace.setSelectedIndex(i);

                String url = "";

                if( descriptor.getExplorerParameters()!=null ) {

                    url = descriptor.getExplorerParameters().getUrl();

                }

                this.cboWorkspace.setToolTipText(url);

                return;

            }

        }

        this.cboWorkspace.setToolTipText("");

        this.cboWorkspace.setSelectedIndex(-1);

    }

    @Override

    public void coerceAndSet(Object value) {

        VCSGisWorkspace workspace;

        try {

            workspace = (VCSGisWorkspace) value;

        } catch(Exception ex) {

            throw new IllegalArgumentException("Can't coerce value to vcsgisWorkspace", ex);

        }

        this.set(workspace);

    }

    @Override

    public void setEnabled(boolean enabled) {

        this.cboWorkspace.setEnabled(enabled);

        this.btnWorkspace.setEnabled(enabled);

    }

    @Override

    public boolean isEnabled() {

        return this.cboWorkspace.isEnabled();

    }

    private void fillWorkspaces(JComboBox cboWorkspaces) {

        VCSGisManager manager = VCSGisLocator.getVCSGisManager();

        Map<String, VCSGisWorkspaceDescriptor> workspaceDescriptors = manager.getWorkspaces();

        cboWorkspaces.removeAllItems();

        List<VCSGisWorkspaceDescriptor> descriptors = new ArrayList<>(workspaceDescriptors.values());

        descriptors.sort(new NullSafeComparator<VCSGisWorkspaceDescriptor>() {

            @Override

            public int safeCompare(VCSGisWorkspaceDescriptor o1, VCSGisWorkspaceDescriptor o2) {

                return StringUtils.compare(o1.getLabel(),o2.getLabel());

            }

        });

        for (VCSGisWorkspaceDescriptor workspaceDescriptor : descriptors) {

            cboWorkspaces.addItem(workspaceDescriptor);

        }

        cboWorkspaces.setSelectedIndex(-1);

    }

    @Override

    public void dispose() {

        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.

    }

}