/*
 * DBeaver - Universal Database Manager
 * Copyright (C) 2016 Karl Griesser (fullref@gmail.com)
 * 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.ext.exasol.tools.maintenance;

import java.util.Collection;
import java.util.HashSet;
import java.util.List;

import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.jkiss.dbeaver.DBException;
import org.jkiss.dbeaver.ext.exasol.model.ExasolSchema;
import org.jkiss.dbeaver.ext.exasol.model.ExasolTable;
import org.jkiss.dbeaver.ext.exasol.model.ExasolTableBase;
import org.jkiss.dbeaver.ext.exasol.model.ExasolView;
import org.jkiss.dbeaver.model.runtime.VoidProgressMonitor;
import org.jkiss.dbeaver.model.struct.DBSObject;
import org.jkiss.dbeaver.tools.IExternalTool;
import org.jkiss.utils.CommonUtils;

public class ExasolExportTableTool implements IExternalTool {


	public ExasolExportTableTool()
	{
	}

	@Override
	public void execute(IWorkbenchWindow window, IWorkbenchPart activePart,
			Collection<DBSObject> objects) throws DBException
	{
		List<ExasolTable> tables = CommonUtils.filterCollection(objects, ExasolTable.class);
		List<ExasolView> views = CommonUtils.filterCollection(objects, ExasolView.class);
		List<ExasolSchema> schemas = CommonUtils.filterCollection(objects, ExasolSchema.class);
		
		//add tables for all Schemas but ignore views in schema
		for(ExasolSchema schema : schemas)
		{
			tables.addAll(schema.getTables(new VoidProgressMonitor()));
		}
		
		// create TableBase Objects list
		@SuppressWarnings({ "unchecked", "rawtypes" })
		HashSet<ExasolTableBase> tableBaseObjects = new HashSet();
		
		//add tables
		for(ExasolTable table : tables)
		{
			tableBaseObjects.add((ExasolTableBase) table);
		}
		
		//add views
		for(ExasolView view : views)
		{
			tableBaseObjects.add((ExasolTableBase) view);
		}
		
		if (!tableBaseObjects.isEmpty()) {
			ExasolExportTableToolDialog dialog = new ExasolExportTableToolDialog(activePart.getSite(), tableBaseObjects);
			dialog.open();
		}
		
	}

}