/*
 * DynamicReports - Free Java reporting library for creating reports dynamically
 *
 * Copyright (C) 2010 - 2018 Ricardo Mariaca and the Dynamic Reports Contributors
 * http://www.dynamicreports.org
 *
 * This file is part of DynamicReports.
 *
 * DynamicReports is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * DynamicReports is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with DynamicReports. If not, see <http://www.gnu.org/licenses/>.
 */
package cn.myapps.report.examples.datasource;

import cn.myapps.report.examples.Templates;
import net.sf.dynamicreports.report.builder.FieldBuilder;
import net.sf.dynamicreports.report.builder.chart.BarChartBuilder;
import net.sf.dynamicreports.report.exception.DRException;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.data.JRXmlDataSource;

import java.math.BigDecimal;

import static net.sf.dynamicreports.report.builder.DynamicReports.cht;
import static net.sf.dynamicreports.report.builder.DynamicReports.col;
import static net.sf.dynamicreports.report.builder.DynamicReports.field;
import static net.sf.dynamicreports.report.builder.DynamicReports.report;
import static net.sf.dynamicreports.report.builder.DynamicReports.type;

/**
 * <p>XmlDatasourceReport class.</p>
 *
 * @author Ricardo Mariaca (r.mariaca@dynamicreports.org)
 * @version $Id: $Id
 */
public class XmlDatasourceReport {

    /**
     * <p>Constructor for XmlDatasourceReport.</p>
     */
    public XmlDatasourceReport() {
        build();
    }

    /**
     * <p>main.</p>
     *
     * @param args an array of {@link java.lang.String} objects.
     */
    public static void main(String[] args) {
        new XmlDatasourceReport();
    }

    private void build() {
        try {
            JRXmlDataSource dataSource = new JRXmlDataSource(XmlDatasourceReport.class.getResourceAsStream("sales.xml"), "/sales/item");
            JRXmlDataSource chartDataSource = dataSource.dataSource("/sales/chart/item");

            FieldBuilder<Object> idField = field("id", type.integerType()).setDescription("@id");
            FieldBuilder<String> itemField = field("item", type.stringType());
            FieldBuilder<Integer> quantityField = field("quantity", type.integerType());
            FieldBuilder<BigDecimal> unitPriceField = field("unitprice", type.bigDecimalType());

            BarChartBuilder barChart = cht.barChart().setDataSource(chartDataSource).setCategory(itemField).series(cht.serie(quantityField).setLabel("Quantity"));

            report().setTemplate(Templates.reportTemplate)
                    .columns(col.column("Id", idField), col.column("Item", itemField), col.column("Quantity", quantityField), col.column("Unit price", unitPriceField))
                    .title(Templates.createTitleComponent("XmlDatasource"))
                    .summary(barChart)
                    .pageFooter(Templates.footerComponent)
                    .setDataSource(dataSource)
                    .show();
        } catch (DRException e) {
            e.printStackTrace();
        } catch (JRException e) {
            e.printStackTrace();
        }
    }
}
