/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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.testfw.stf.scripteditor.editors;

import java.util.ArrayList;

import org.eclipse.jface.preference.IPreferenceStore;

import org.eclipse.jface.text.DefaultTextHover;

import org.eclipse.jface.text.IDocument;

import org.eclipse.jface.text.IRegion;

import org.eclipse.jface.text.ITextHover;

import org.eclipse.jface.text.ITextViewer;

import org.eclipse.jface.text.contentassist.ContentAssistant;

import org.eclipse.jface.text.contentassist.IContentAssistant;

import org.eclipse.jface.text.presentation.IPresentationReconciler;

import org.eclipse.jface.text.presentation.PresentationReconciler;

import org.eclipse.jface.text.rules.DefaultDamagerRepairer;

import org.eclipse.jface.text.source.DefaultAnnotationHover;

import org.eclipse.jface.text.source.IAnnotationHover;

import org.eclipse.jface.text.source.ISourceViewer;

import org.eclipse.jface.text.source.SourceViewerConfiguration;

import com.nokia.testfw.stf.scripteditor.Activator;

import com.nokia.testfw.stf.scripteditor.editors.scripter.ScripterAssistProcessor;

import com.nokia.testfw.stf.scripteditor.preference.PreferenceConstants;

import com.nokia.testfw.stf.scripteditor.utils.Command;

/**

 * Config source editor configuration

 * 

 */

public class ScriptEditorConfiguration extends SourceViewerConfiguration {

	/**

	 * Creates Script Editor configuration

	 */

	public ScriptEditorConfiguration() {

		assistant = new ContentAssistant();

		reconciler = new PresentationReconciler();

		scriptScanner = new ScriptScanner();

		repairer = new DefaultDamagerRepairer(scriptScanner);

		scripterAssistProcessor = new ScripterAssistProcessor();

		IPreferenceStore store = Activator.getDefault().getPreferenceStore();

		assistant.enableAutoActivation(store.getBoolean(PreferenceConstants.AUTO_ACTIVATION));

		assistant.setAutoActivationDelay(store.getInt(PreferenceConstants.AUTO_ACTIVATION_DELAY));

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see org.eclipse.ui.editors.text.TextSourceViewerConfiguration#getAnnotationHover

	 */

	public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) {

		return new DefaultAnnotationHover();

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getPresentationReconciler(org.eclipse.jface.text.source.ISourceViewer)

	 */

	public IPresentationReconciler getPresentationReconciler(ISourceViewer arg0) {

		reconciler.setRepairer(repairer, IDocument.DEFAULT_CONTENT_TYPE);

		reconciler.setDamager(repairer, IDocument.DEFAULT_CONTENT_TYPE);

		return reconciler;

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getContentAssistant(org.eclipse.jface.text.source.ISourceViewer)

	 */

	public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) {

		assistant.setInformationControlCreator(getInformationControlCreator(sourceViewer));

		return assistant;

	}

	public IContentAssistant getContentAssistant() {

		return assistant;

	} 

	/**

	 * Changes Script Editor mode

	 */

	public void changeConfigurationMode(ArrayList<String> subSectionContent) {

		assistant.setContentAssistProcessor(scripterAssistProcessor,

				IDocument.DEFAULT_CONTENT_TYPE);

		scriptScanner.changeSetOfKeywords(subSectionContent);

	}

	public ITextHover getTextHover(ISourceViewer sourceViewer,

            String contentType)

	{

	    return new DefaultTextHover(sourceViewer) {

	    	public String getHoverInfo(ITextViewer textViewer, IRegion hoverRegion)

	        {

	    		try {

					String keyword = textViewer.getDocument().get(

							hoverRegion.getOffset(), hoverRegion.getLength());

					ArrayList<Command> cmds = scripterAssistProcessor.getCommand();

					for (Command cmd : cmds) {

						if (keyword.equals(cmd.getCommandName())) {

							return cmd.getCommandInfo(); 

						}

					}

					return null;

				}

	    		catch (Exception e) {

	    			return null;

	    		}

	        }

	    };

	}

	public String[] getDefaultPrefixes(ISourceViewer sourceViewer, String contentType) {

        return super.getDefaultPrefixes(sourceViewer, contentType);

    }

	private ContentAssistant assistant;

	private PresentationReconciler reconciler;

	private DefaultDamagerRepairer repairer;

	private ScriptScanner scriptScanner;

	private ScripterAssistProcessor scripterAssistProcessor;

}