/*******************************************************************************
 * Copyright (c) 2006 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Matt Chapman - initial version
 *******************************************************************************/
package org.eclipse.ajdt.internal.ui.tracing;

import java.util.List;

import org.aspectj.bridge.Version;
import org.eclipse.ajdt.core.AspectJPlugin;
import org.eclipse.ajdt.core.EclipseVersion;
import org.eclipse.ajdt.core.builder.AJBuilder;
import org.eclipse.ajdt.internal.ui.text.UIMessages;
import org.eclipse.ajdt.ui.AspectJUIPlugin;
import org.eclipse.jface.preference.IPreferenceStore;
import org.osgi.framework.Bundle;
import org.osgi.framework.Constants;

public class DebugTracing {

	/**
	 * General debug trace for the plug-in enabled through the master trace
	 * switch.
	 */
	public static boolean DEBUG = false;

	/**
	 * More detailed trace for the compiler - mainly output from ajde
	 */
	public static boolean DEBUG_COMPILER = true;

	/**
	 * Progress information for the compiler
	 */
	public static boolean DEBUG_COMPILER_PROGRESS = false;

	/**
	 * More detailed trace for compiler task list messages
	 */
	public static boolean DEBUG_COMPILER_MESSAGES = false;

	/**
	 * More detailed trace for the project builder
	 */
	public static boolean DEBUG_BUILDER = true;	

	/**
	 * More detailed trace for project classpaths
	 */
	public static boolean DEBUG_BUILDER_CLASSPATH = false;	

	public static final String[] categoryNames = new String[]{
		UIMessages.eventTrace_category_compiler,
		UIMessages.eventTrace_category_compiler_progress,
		UIMessages.eventTrace_category_compiler_messages,
		UIMessages.eventTrace_category_builder,
		UIMessages.eventTrace_category_builder_classpath
	};
		
	public static String startupInfo() {
		Bundle bundle = AspectJUIPlugin.getDefault().getBundle();
		String version = (String) bundle.getHeaders().get(
				Constants.BUNDLE_VERSION);
		
		StringBuffer eventData = new StringBuffer( );
		eventData.append( "Startup information: ");  //$NON-NLS-1$
		eventData.append( "\n   AJDT version: " ); //$NON-NLS-1$
		eventData.append( version );
		eventData.append( " for Eclipse " ); //$NON-NLS-1$
		eventData.append( EclipseVersion.MAJOR_VERSION + "." + EclipseVersion.MINOR_VERSION); //$NON-NLS-1$
		
		eventData.append( "\n   AspectJ Compiler version: " ); //$NON-NLS-1$
		eventData.append( Version.text );
		eventData.append( "\n   usingVisualiser="+AspectJUIPlugin.usingVisualiser ); //$NON-NLS-1$
		eventData.append( "\n   usingXref="+AspectJUIPlugin.usingXref ); //$NON-NLS-1$
		eventData.append( "\n   usingCUprovider="+AspectJPlugin.usingCUprovider ); //$NON-NLS-1$
		
		IPreferenceStore store = AspectJUIPlugin.getDefault().getPreferenceStore();
		String[] props = AspectJUIPlugin.getDefault().getPluginPreferences().propertyNames();
		for ( int i = 0; i < props.length; i++ ) {
			eventData.append( "\n   " ); //$NON-NLS-1$
			eventData.append( props[i] );
			eventData.append( " = " ); //$NON-NLS-1$
			eventData.append( store.getString( props[i] ) );
		}
		return eventData.toString();
	}
		
	public static void setDebug(boolean on) {
		DEBUG = on;
		if (on) {
			AJBuilder.addStateListener();
		} else {
			AJBuilder.removeStateListener();
		}
	}
	
	public static void setDebugCategories(List checked) {
		if (checked.contains(categoryNames[0])) {
			DEBUG_COMPILER = true;
		} else {
			DEBUG_COMPILER = false;
		}
		if (checked.contains(categoryNames[1])) {
			DEBUG_COMPILER_PROGRESS = true;
		} else {
			DEBUG_COMPILER_PROGRESS = false;
		}
		if (checked.contains(categoryNames[2])) {
			DEBUG_COMPILER_MESSAGES = true;
		} else {
			DEBUG_COMPILER_MESSAGES = false;
		}
		if (checked.contains(categoryNames[3])) {
			DEBUG_BUILDER = true;
		} else {
			DEBUG_BUILDER = false;
		}
		if (checked.contains(categoryNames[4])) {
			DEBUG_BUILDER_CLASSPATH = true;
		} else {
			DEBUG_BUILDER_CLASSPATH = false;
		}
	}
	
}
