/*******************************************************************************
 * Copyright 2017 Capital One Services, LLC and Bitwise, Inc.
 * 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 hydrograph.ui.propertywindow.filemixedschema;

import java.util.List;
import java.util.Map;

import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Table;

import hydrograph.ui.common.util.Constants;
import hydrograph.ui.datastructure.property.MixedSchemeGridRow;
import hydrograph.ui.propertywindow.messages.Messages;
import hydrograph.ui.propertywindow.widgets.utility.GridWidgetCommonBuilder;

public class MixedSchemeGridWidgetBuilder extends GridWidgetCommonBuilder{
	
	public static MixedSchemeGridWidgetBuilder INSTANCE = new MixedSchemeGridWidgetBuilder();
	public static final String PIPE_DELIMITER = "|";
	
	private MixedSchemeGridWidgetBuilder(){}

	@Override
	public void createDefaultSchema(List grids, TableViewer tableViewer,
			Label errorLabel) {
		int rowSequence = getRowSequence();
		
		MixedSchemeGridRow mixedSchemeGridRow = new MixedSchemeGridRow();
		
		mixedSchemeGridRow.setFieldName("DefaultField" + rowSequence++);
		mixedSchemeGridRow.setDateFormat("");
		mixedSchemeGridRow.setPrecision("");
		mixedSchemeGridRow.setScale("");
		mixedSchemeGridRow.setScaleType(Integer.valueOf(Constants.DEFAULT_INDEX_VALUE_FOR_COMBOBOX));
		mixedSchemeGridRow.setScaleTypeValue(getScaleTypeValue()[Integer.valueOf(Constants.DEFAULT_INDEX_VALUE_FOR_COMBOBOX)]); 
		mixedSchemeGridRow.setDataType(Integer.valueOf(Constants.DEFAULT_INDEX_VALUE_FOR_COMBOBOX));
		mixedSchemeGridRow.setDataTypeValue(getDataTypeValue()[Integer.valueOf(Constants.DEFAULT_INDEX_VALUE_FOR_COMBOBOX)]); 
		mixedSchemeGridRow.setLength("");
		mixedSchemeGridRow.setDescription("");
		mixedSchemeGridRow.setDelimiter(PIPE_DELIMITER);
		
		int numberOfRows=grids.size();
		do{
			if(!grids.contains(mixedSchemeGridRow)){
				grids.add(mixedSchemeGridRow);  
				tableViewer.setInput(grids);
				tableViewer.refresh();
				tableViewer.editElement(tableViewer.getElementAt(grids.size() == 0 ? grids.size() : grids.size() - 1), 0);
				break;
			}
			mixedSchemeGridRow.setFieldName("DefaultField" + rowSequence++);
			numberOfRows--;
		}while(numberOfRows>=-1);
	}

	@Override
	public CellEditor[] createCellEditorList(Table table,
			Map<String, Integer> columns) {
		CellEditor[] cellEditor = createCellEditor(columns.size());
		addTextEditor(table,cellEditor, columns, (Messages.FIELDNAME));
		addComboBox(table, cellEditor, getDataTypeKey(), 1);
		addTextEditor(table, cellEditor, columns, Messages.LENGTH);
		addTextEditor(table, cellEditor, columns, Messages.DELIMITER);
		addTextEditor(table, cellEditor, columns, Messages.SCALE);
		addComboBox(table, cellEditor, getScaleTypeKey(), 5);
		addTextEditor(table, cellEditor, columns, Messages.DATEFORMAT);
		addTextEditor(table, cellEditor, columns, Messages.PRECISION);
		addTextEditor(table, cellEditor, columns, Messages.FIELD_DESCRIPTION);
		return cellEditor;
	}

}