/*
 * Rapid Beans Framework, SDK, Maven Plugin: RapidBeansGeneratorMojo.java
 *
 * Copyright (C) 2013 Martin Bluemel
 *
 * Creation Date: 01/18/2013
 *
 * This program 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.
 * This program 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 copies of the GNU Lesser General Public License and the
 * GNU General Public License along with this program; if not, see <http://www.gnu.org/licenses/>.
 */
package org.rapidbeans.maven.mojo;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;

/**
 * Goal which touches a timestamp file.
 * 
 * @goal generate
 * @phase generate-sources
 */
public class RapidBeansGeneratorMojo extends AbstractMojo {

    /**
     * force flag.
     * 
     * @parameter default-value="false" expression="rapidBeansForce"
     */
    private final boolean force = false;

    /**
     * the model description's directory.
     * 
     * @parameter default-value="${project.basedir}/src/model/"
     */
    private final File modeldir = null;

    /**
     * the generated source's directory before the merge.
     * 
     * @parameter default-value=
     *            "${project.build.directory}/rapidbeans/generated-sources/simplesources/"
     */
    private final File destdirsimple = null;

    /**
     * the generated source's directory where the merged files are placed, so it
     * means the real generated sources dir.
     * 
     * @parameter default-value=
     *            "${project.build.directory}/rapidbeans/generated-sources/java/"
     */
    private final File destdirjoint = null;

    /**
     * the directory with the code generation templates.<br/>
     * <br/>
     * example:
     * <styledir>${project.basedir}/src/rapidbeansstyles/</styledir><br/>
     * <br/>
     * If not specified the generater takes the default xlst stylesheets from
     * the plugin.<br/>
     * <br/>
     * if specified the files in the directory must be named:
     * <ul>
     * <li><code>genBean.xsl</code></li>
     * <li><code>genEnum.xsl</code></li>
     * <li><code>genQuantity.xsl</code></li>
     * </ul>
     * You can overrule the the filenames with paramters:
     * <ul>
     * <li><code>styleEnum</code></li>
     * <li><code>styleQuantity</code></li>
     * <li><code>styleBean</code></li>
     * </ul>
     * 
     * @paramter
     */
    private final File styledir = null;

    /**
     * the code generation template for Enums.
     */
    private File styleEnum;

    /**
     * the code generation template for Quantities.
     */
    private File styleQuantity;

    /**
     * the code generation template for Rapid Beans.
     */
    private File styleBean;

    /**
     * Location of the file.
     * 
     * @parameter expression="${project.build.directory}"
     * @required
     */
    private File outputDirectory;

    public void execute() throws MojoExecutionException {
        File f = outputDirectory;

        if (!f.exists()) {
            f.mkdirs();
        }

        File touch = new File(f, "touch.txt");

        FileWriter w = null;
        try {
            w = new FileWriter(touch);

            w.write("touch.txt");
        } catch (IOException e) {
            throw new MojoExecutionException("Error creating file " + touch, e);
        } finally {
            if (w != null) {
                try {
                    w.close();
                } catch (IOException e) {
                    // ignore
                }
            }
        }
    }
}