package org.gcube.portlets.user.td.csvimportwidget.client;

import java.util.ArrayList;

import org.gcube.portlets.user.td.gwtservice.shared.csv.CSVRowError;



import com.google.gwt.core.client.GWT;
import com.sencha.gxt.core.client.ValueProvider;
import com.sencha.gxt.data.shared.ListStore;
import com.sencha.gxt.data.shared.ModelKeyProvider;
import com.sencha.gxt.data.shared.PropertyAccess;
import com.sencha.gxt.widget.core.client.Window;
import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.container.BoxLayoutContainer.BoxLayoutPack;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
import com.sencha.gxt.widget.core.client.grid.ColumnConfig;
import com.sencha.gxt.widget.core.client.grid.ColumnModel;
import com.sencha.gxt.widget.core.client.grid.Grid;

/**
 * 
 * @author "Giancarlo Panichi" 
 * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
 *
 */
public class CSVErrorWindow extends Window {
	
	private static final CSVRowErrorProperties props = GWT.create(CSVRowErrorProperties.class);
	
	protected Grid<CSVRowError> grid;
	protected ListStore<CSVRowError> store;
	
	public CSVErrorWindow()
	{
		setHeadingText("CSV error details");
		setModal(true);
		setBlinkModal(true);
		setWidth(600);
		setHeight(350);
				
		createGrid();
		add(grid);
		
		TextButton close = new TextButton("Close");
		close.addSelectHandler(new SelectHandler() {
			
			
			public void onSelect(SelectEvent event) {
				hide();
			}
		});
		
		addButton(close);
		setButtonAlign(BoxLayoutPack.CENTER);
	}
	
	protected void createGrid()
	{
		ArrayList<ColumnConfig<CSVRowError, ?>> columns = new ArrayList<ColumnConfig<CSVRowError, ?>>();
		
		columns.add(new ColumnConfig<CSVRowError, Integer>(props.lineNumber(), 30, "# line"));
		columns.add(new ColumnConfig<CSVRowError, String>(props.lineValue(), 60, "Line"));
		columns.add(new ColumnConfig<CSVRowError, String>(props.errorDescription(), 160, "Error"));
		
		ColumnModel<CSVRowError> columnModel = new ColumnModel<CSVRowError>(columns);
		
		store = new ListStore<CSVRowError>(props.id());
		
		grid = new Grid<CSVRowError>(store, columnModel);
		grid.getView().setForceFit(true);
	}
	
	public void updateGrid(ArrayList<CSVRowError> errors)
	{
		store.clear();
		store.addAll(errors);
	}
	
	protected interface CSVRowErrorProperties extends PropertyAccess<CSVRowError> {
		  
		  ModelKeyProvider<CSVRowError> id();

		  ValueProvider<CSVRowError, Integer> lineNumber();
		  ValueProvider<CSVRowError, String> lineValue();
		  ValueProvider<CSVRowError, String> errorDescription();
	}

}