/*
 * DBeaver - Universal Database Manager
 * Copyright (C) 2010-2017 Serge Rider (serge@jkiss.org)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jkiss.dbeaver.ui.actions.navigator;

import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IActionDelegate;
import org.jkiss.dbeaver.DBException;
import org.jkiss.dbeaver.model.DBUtils;
import org.jkiss.dbeaver.model.navigator.DBNDatabaseNode;
import org.jkiss.dbeaver.model.navigator.DBNNode;
import org.jkiss.dbeaver.model.runtime.DBRProgressMonitor;
import org.jkiss.dbeaver.model.runtime.DBRRunnableWithProgress;
import org.jkiss.dbeaver.model.struct.DBSObjectSelector;
import org.jkiss.dbeaver.runtime.TasksJob;
import org.jkiss.dbeaver.ui.navigator.NavigatorUtils;

import java.lang.reflect.InvocationTargetException;

public class NavigatorActionSetActiveObject implements IActionDelegate
{
    private ISelection selection;

    @Override
    public void run(IAction action)
    {
        if (selection instanceof IStructuredSelection) {
            DBNNode selectedNode = NavigatorUtils.getSelectedNode(selection);
            if (selectedNode instanceof DBNDatabaseNode) {
                final DBNDatabaseNode databaseNode = (DBNDatabaseNode)selectedNode;
                final DBSObjectSelector activeContainer = DBUtils.getParentAdapter(
                    DBSObjectSelector.class, databaseNode.getObject());
                if (activeContainer != null) {
                    TasksJob.runTask("Select active object", new DBRRunnableWithProgress() {
                        @Override
                        public void run(DBRProgressMonitor monitor)
                            throws InvocationTargetException, InterruptedException {
                            try {
                                activeContainer.setDefaultObject(monitor, databaseNode.getObject());
                            } catch (DBException e) {
                                throw new InvocationTargetException(e);
                            }
                        }
                    });
                }
            }
        }
    }

    @Override
    public void selectionChanged(IAction action, ISelection selection)
    {
        this.selection = selection;
    }

}