package org.gcube.portlets.admin.accountingmanager.client.maindata.charts;

import org.gcube.portlets.admin.accountingmanager.client.maindata.charts.storage.StorageChart4Top;
import org.gcube.portlets.admin.accountingmanager.client.maindata.charts.storage.StorageChartBuilder;
import org.gcube.portlets.admin.accountingmanager.client.maindata.charts.storage.StorageChartDirector;
import org.gcube.portlets.admin.accountingmanager.client.maindata.charts.storage.StorageChartPanel;
import org.gcube.portlets.admin.accountingmanager.client.state.AccountingStateData;
import org.gcube.portlets.admin.accountingmanager.shared.data.response.SeriesStorage;
import org.gcube.portlets.admin.accountingmanager.shared.exception.AccountingManagerChartDrawException;
import org.gcube.portlets.admin.accountingmanager.shared.exception.AccountingManagerStorageChartDrawException;

import com.allen_sauer.gwt.log.client.Log;

/**
 * Accounting Chart 4 Storage
 * 
 * @author "Giancarlo Panichi" email: <a
 *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
 * 
 */
public class AccountingChart4Storage extends AccountingChartBuilder {

	private AccountingStateData accountingStateData;

	public AccountingChart4Storage(AccountingStateData accountingStateData) {
		this.accountingStateData = accountingStateData;
	}

	@Override
	public void buildChart() throws AccountingManagerChartDrawException {
		AccountingChartPanel accountingChartPanel = null;

		if (accountingStateData == null
				|| accountingStateData.getAccountingType() == null
				|| accountingStateData.getSeriesRequest() == null
				|| accountingStateData.getSeriesResponse() == null) {
			accountingChartSpec.setChart(accountingChartPanel);
			return;
		}

		if (!(accountingStateData.getSeriesResponse() instanceof SeriesStorage)) {
			accountingChartSpec.setChart(accountingChartPanel);
			return;
		}

		StorageChartPanel container = createStorageChartPanel();

		accountingChartPanel = new AccountingChartPanel(container.getChart());

		accountingChartSpec.setChart(accountingChartPanel);

	}

	private StorageChartPanel createStorageChartPanel() throws AccountingManagerStorageChartDrawException {

		if (accountingStateData == null
				|| accountingStateData.getAccountingType() == null) {
			return null;
		}

		switch (accountingStateData.getAccountingType()) {
		
		case STORAGE:
			return createStorageChart(new StorageChart4Top(
					accountingStateData));
			
		default:
		
			return null;
		}

	}

	private StorageChartPanel createStorageChart(
			StorageChartBuilder chartBuilder) throws AccountingManagerStorageChartDrawException {

		try {
			StorageChartDirector director = new StorageChartDirector();
			director.setStorageChartBuilder(chartBuilder);
			director.constructStorageChart();

			StorageChartPanel chart = director.getStorageChart();

			return chart;
		} catch (AccountingManagerStorageChartDrawException e) {
			Log.error(e.getLocalizedMessage());
			e.printStackTrace();
			throw e;
		}

	}

}