/*

 * Copyright (c) 2010 Nokia Corporation 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:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description: 

 *

 */

package com.nokia.carbide.cpp.internal.pi.wizards.ui;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import org.eclipse.core.runtime.IPath;

import com.nokia.carbide.cpp.internal.pi.plugin.model.ITrace;

public class ProfilerDataPlugins {

	private Map<ITrace, Boolean> pluginsSelectionMap;

	private final IPath profilerDataPath;

	/**

	 * Constructor

	 * 

	 * @param profilerDataPath profiler data file

	 * @param plugins list of the plugins 

	 */

	public ProfilerDataPlugins(IPath profilerDataPath, List<ITrace> plugins){

		this.profilerDataPath = profilerDataPath;

		initPlugins(plugins);

	}

	/**

	 * Initialize plugins 

	 * 

	 * @param plugins list of the plugins

	 */

	public void initPlugins(List<ITrace> plugins){

		pluginsSelectionMap = new HashMap<ITrace, Boolean>();

		removeDuplicatePriorityPlugin(plugins);

		for(ITrace trace : plugins){

			pluginsSelectionMap.put(trace, true);

		}

	}

	/**

	 * Get list of the plugins

	 * 

	 * @return list of the plugins

	 */

	public List<ITrace> getPlugins() {

		List<ITrace> traceList = new ArrayList<ITrace>();

		Iterator<ITrace> iterator = pluginsSelectionMap.keySet().iterator();

		while(iterator.hasNext()){

			traceList.add(iterator.next());

		}		

		return traceList;

	}

	/**

	 * Get list of the selected plugins

	 * 

	 * @return list of the selected plugins

	 */

	public List<ITrace> getSelectedPlugins() {

		List<ITrace> traceList = new ArrayList<ITrace>();

		Iterator<ITrace> iterator = pluginsSelectionMap.keySet().iterator();

		while(iterator.hasNext()){

			ITrace trace = iterator.next();

			if(isChecked(trace)){

				traceList.add(trace);

			}			

		}		

		return traceList;

	}

	/**

	 * Check whether given trace selected or not

	 * 

	 * @param trace

	 * @return

	 */

	public boolean isChecked(ITrace trace){

		if(pluginsSelectionMap.containsKey(trace)){

			return pluginsSelectionMap.get(trace);

		}

		return false;

	}

	/**

	 * Set given selection value for given trace

	 * 

	 * @param trace

	 * @return

	 */

	public void setChecked(ITrace trace, boolean checked){

		if(pluginsSelectionMap.containsKey(trace)){

			pluginsSelectionMap.put(trace, new Boolean(checked));

		}

	}

	/**

	 * Check all

	 * 

	 */

	public void checkAll(){

		for(ITrace trace : getPlugins()){

			setChecked(trace, true);

		}

	}

	/**

	 * Uncheck all

	 * 

	 */

	public void unCheckAll(){

		for(ITrace trace : getPlugins()){

			if(!isMandatory(trace)){

				setChecked(trace, false);

			}

		}

	}

	/**

	 * Check whether given trace mandatory or not

	 * @param trace

	 * @return

	 */

	public boolean isMandatory(ITrace trace){

		if(pluginsSelectionMap.containsKey(trace)){

			if(trace.getTraceId() == 1){

				return true;

			}		

		}

		return false;

	}

	/**

	 * Get profiler data file's path

	 * 

	 * @return

	 */

	public IPath getProfilerDataPath() {

		return profilerDataPath;

	}

	/**

	 * If both priority plugins are present in the given list, remove the old-style plugin 

	 * @param plugins List of plugins to check

	 */

	private void removeDuplicatePriorityPlugin(List<ITrace> plugins) {

		//There is no elegant way of doing this, we'll just have to hard-code it		

		ITrace plugin = null;

		for (ITrace iTrace : plugins) {

			if (iTrace.getTraceId() == 4 && iTrace.getTraceName().startsWith("P")){ //$NON-NLS-1$

				//old style priority plugin (shares the trace id with the memory plugin)

				plugin = iTrace;

			} else if (iTrace.getTraceId() == 5 && plugin != null){

				plugins.remove(plugin);

				break;

			}

		}

	}

}