/**

 * Copyright (c) 2009 Symbian Foundation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the License "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Symbian Foundation - initial contribution.

 * Contributors:

 * Description:

 * Overview:

 * Details:

 * Platforms/Drives/Compatibility:

 * Assumptions/Requirement/Pre-requisites:

 * Failures and causes:

 */

package org.symbian.tools.tmw.previewer;

import java.io.IOException;

import org.eclipse.core.net.proxy.IProxyService;

import org.eclipse.core.runtime.IStatus;

import org.eclipse.core.runtime.Platform;

import org.eclipse.core.runtime.Status;

import org.eclipse.jface.resource.ImageDescriptor;

import org.eclipse.jface.resource.ImageRegistry;

import org.eclipse.ui.console.ConsolePlugin;

import org.eclipse.ui.console.IConsole;

import org.eclipse.ui.console.MessageConsole;

import org.eclipse.ui.plugin.AbstractUIPlugin;

import org.osgi.framework.BundleContext;

import org.osgi.framework.ServiceReference;

import org.symbian.tools.tmw.previewer.core.IPreviewerExtensionsManager;

import org.symbian.tools.tmw.previewer.http.HttpPreviewer;

import org.symbian.tools.tmw.previewer.internal.PreviewerExtensionsManagerImpl;

/**

 * The activator class controls the plug-in life cycle

 */

public class PreviewerPlugin extends AbstractUIPlugin {

	// The plug-in ID

    public static final String PLUGIN_ID = "org.symbian.tools.tmw.previewer";

	public static final boolean DEBUG = Platform.inDebugMode()

			&& Boolean.parseBoolean(Platform.getDebugOption(PLUGIN_ID + "/debug"));

	public static final boolean TRACE_SERVLET = DEBUG

			&& Boolean.parseBoolean(Platform.getDebugOption(PLUGIN_ID

					+ "/servlet"));

    public static final boolean DONT_CACHE_SCRIPT = DEBUG

            && Boolean.parseBoolean(Platform.getDebugOption(PLUGIN_ID + "/dontScriptCaching"));

	public static final boolean TRACE_MAPPING = DEBUG

			&& Boolean.parseBoolean(Platform.getDebugOption(PLUGIN_ID

					+ "/mapping"));

	public static final boolean TRACE_WEBAPP = DEBUG

			&& Boolean.parseBoolean(Platform.getDebugOption(PLUGIN_ID

					+ "/webapp"));

	// The shared instance

	private static PreviewerPlugin plugin;

    private final IPreviewerExtensionsManager extensionsManager = new PreviewerExtensionsManagerImpl();

    private final CommandHandlerManager handlerManager = new CommandHandlerManager();

	private final HttpPreviewer previewer = new HttpPreviewer();

    private MessageConsole console;

	/*

	 * (non-Javadoc)

	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)

	 */

	public void start(BundleContext context) throws Exception {

		super.start(context);

		plugin = this;

	}

	/*

	 * (non-Javadoc)

	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)

	 */

	public void stop(BundleContext context) throws Exception {

		plugin = null;

		super.stop(context);

	}

	@Override

	protected void initializeImageRegistry(ImageRegistry reg) {

		addImage(reg, Images.GREEN_SYNC);

		addImage(reg, Images.RED_SYNC);

		addImage(reg, Images.YELLOW_SYNC);

        addImage(reg, Images.CLEAR_PREFS);

	}

	private void addImage(ImageRegistry reg, String path) {

		ImageDescriptor imageDescriptor = imageDescriptorFromPlugin(PLUGIN_ID, path);

		reg.put(path, imageDescriptor);

	}

	/**

	 * Returns the shared instance

	 *

	 * @return the shared instance

	 */

	public static PreviewerPlugin getDefault() {

		return plugin;

	}

	public static void log(Exception e) {

		log(null, e);

	}

	public static void log(String message, Exception e) {

		IStatus status = new Status(IStatus.ERROR, PLUGIN_ID, message, e);

		getDefault().getLog().log(status);

	}

	public static ImageDescriptor getImageDescriptor(String key) {

		return getDefault().getImageRegistry().getDescriptor(key);

	}

	public IProxyService getProxyService() {

        BundleContext bundleContext = getDefault().getBundle().getBundleContext();

		ServiceReference serviceReference = bundleContext.getServiceReference(IProxyService.class.getName());

		IProxyService service = (IProxyService) bundleContext.getService(serviceReference);

		return service;

	}

	public HttpPreviewer getHttpPreviewer() {

		return previewer;

	}

    public CommandHandlerManager getCommandHandlerManager() {

        return handlerManager;

    }

    public MessageConsole getConsole() {

        if (console == null) {

            console = new MessageConsole("Console", null);

            ConsolePlugin.getDefault().getConsoleManager().addConsoles(new IConsole[] { console });

        }

        return console;

    }

    public static void print(String message) throws IOException {

        MessageConsole console = getDefault().getConsole();

        console.activate();

        console.newMessageStream().write(

                message);

    }

    public static IPreviewerExtensionsManager getExtensionsManager() {

        return getDefault().extensionsManager;

    }

}