// ============================================================================
//
// Copyright (C) 2006-2016 Talend Inc. - www.talend.com
//
// This source code is available under agreement available at
// %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt
//
// You should have received a copy of the agreement
// along with this program; if not, write to Talend SA
// 9 rue Pages 92150 Suresnes, France
//
// ============================================================================
package org.talend.dataprofiler.core.ui.wizard.analysis.connection;

import org.eclipse.core.resources.IFile;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.talend.core.model.metadata.builder.connection.Connection;
import org.talend.core.model.properties.ConnectionItem;
import org.talend.core.model.repository.IRepositoryViewObject;
import org.talend.dataprofiler.core.i18n.internal.DefaultMessagesImpl;
import org.talend.dataprofiler.core.ui.wizard.analysis.AnalysisDPSelectionPage;
import org.talend.dataprofiler.core.ui.wizard.analysis.provider.ConnectionsContentProvider;
import org.talend.dq.analysis.parameters.AnalysisFilterParameter;
import org.talend.dq.nodes.DBConnectionRepNode;

/**
 * @author zqin
 */
public class ConnAnalysisDPSelectionPage extends AnalysisDPSelectionPage {

    private static String newAnaStr = DefaultMessagesImpl.getString("ConnAnalysisPageStep0.newAnalysis"); //$NON-NLS-1$

    private static String chooseConnStr = DefaultMessagesImpl.getString("ConnAnalysisPageStep0.chooseConnection"); //$NON-NLS-1$

    private static String connsStr = DefaultMessagesImpl.getString("ConnAnalysisPageStep0.connections"); //$NON-NLS-1$

    /**
     * @param pageName
     */
    public ConnAnalysisDPSelectionPage() {
        super(newAnaStr, chooseConnStr, connsStr, new ConnectionsContentProvider());
        setPageComplete(false);
    }

    @Override
    protected void addListeners() {
        addListener(new IDoubleClickListener() {

            public void doubleClick(DoubleClickEvent event) {
                Object object = ((IStructuredSelection) event.getSelection()).getFirstElement();
                if (object instanceof IFile) {
                    IFile file = (IFile) object;
                    if (file.getParent() != null) {
                        advanceToNextPageOrFinish();
                    }
                }
            }

        });
        addListener(new ISelectionChangedListener() {

            public void selectionChanged(SelectionChangedEvent event) {
                // get the dataprovider from the seleted connection
                Object object = ((IStructuredSelection) event.getSelection()).getFirstElement();
                AnalysisFilterParameter connPanameter = (AnalysisFilterParameter) getConnectionParams();
                if (object instanceof DBConnectionRepNode) {
                    DBConnectionRepNode connNode = (DBConnectionRepNode) object;
                    IRepositoryViewObject reposViewObj = connNode.getObject();

                    Connection connection = ((ConnectionItem) reposViewObj.getProperty().getItem()).getConnection();
                    if (connection != null && connPanameter != null) {
                        connPanameter.setTdDataProvider(connection);
                        connPanameter.setConnectionRepNode(connNode);
                    }

                    setPageComplete(true);
                } else {
                    setPageComplete(false);
                }
            }
        });
    }
}