/**

 * Back 2 Browser Bytecode Translator

 * Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, version 2 of the License.

 *

 * 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program. Look for COPYING file in the top folder.

 * If not, see http://opensource.org/licenses/GPL-2.0.

 */

package org.apidesign.bck2brwsr.mojo;

import java.io.Closeable;

import org.apache.maven.plugin.AbstractMojo;

import java.io.File;

import java.io.Flushable;

import java.io.IOException;

import java.net.MalformedURLException;

import java.net.URL;

import java.net.URLClassLoader;

import java.util.ArrayList;

import java.util.Collection;

import java.util.List;

import org.apache.maven.artifact.Artifact;

import org.apache.maven.model.Resource;

import org.apache.maven.plugin.MojoExecutionException;

import org.apache.maven.plugins.annotations.LifecyclePhase;

import org.apache.maven.plugins.annotations.Mojo;

import org.apache.maven.plugins.annotations.Parameter;

import org.apache.maven.plugins.annotations.ResolutionScope;

import org.apache.maven.project.MavenProject;

import org.apidesign.bck2brwsr.launcher.Launcher;

/** Executes given HTML page in a browser. */

@Mojo(

    name="show",

    requiresDependencyResolution = ResolutionScope.RUNTIME,

    defaultPhase=LifecyclePhase.NONE

)

public class ShowMojo extends AbstractMojo {

    public ShowMojo() {

    }

    /** The identification of a launcher to use. Known values <code>fxbrwsr</code>, 

     * <code>bck2brwsr</code>, or 

     * name of an external process to execute.

     */

    @Parameter

    private String launcher;

    /** Resource to show as initial page */

    @Parameter

    private String startpage;

    /** Root of all pages, and files, etc. */

    @Parameter

    private File directory;

    @Override

    public void execute() throws MojoExecutionException {

        if (startpage == null) {

            throw new MojoExecutionException("You have to provide a start page");

        }

        if (directory == null) {

            throw new MojoExecutionException("You have to provide a root directory");

        }

        try {

            Closeable httpServer;

            httpServer = Launcher.showDir(launcher, directory, null, startpage);

            if (httpServer instanceof Flushable) {

                ((Flushable)httpServer).flush();

            } else {

                System.in.read();

            }

            httpServer.close();

        } catch (IOException ex) {

            throw new MojoExecutionException("Can't show the browser", ex);

        }

    }

}