/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
package com.sun.star.script.framework.provider;

import com.sun.star.document.XScriptInvocationContext;
import com.sun.star.frame.XModel;
import com.sun.star.frame.XDesktop;
import com.sun.star.uno.XComponentContext;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.beans.PropertyAttribute;
import com.sun.star.lib.uno.helper.PropertySet;
import com.sun.star.uno.Type;

import com.sun.star.script.provider.XScriptContext;

import com.sun.star.script.framework.log.LogUtils;

public class ScriptContext extends PropertySet implements XScriptContext
{
    public final static String HM_DOC_REF = "DocumentReference";
    public final static String HM_DESKTOP = "Desktop";
    public final static String HM_COMPONENT_CONTEXT = "ComponentContext";

    private final static String DOC_REF = "SCRIPTING_DOC_REF";
    private final static String DOC_URI = "SCRIPTING_DOC_URI";


    public XModel m_xModel = null;
    public XScriptInvocationContext m_xInvocationContext = null;
    public String m_sDocURI = null;
    public XDesktop m_xDeskTop = null;
    public Integer m_iStorageID = null;
    public XComponentContext m_xComponentContext = null;

    public ScriptContext( XComponentContext xmComponentContext,
        XDesktop xDesktop, XModel xModel, XScriptInvocationContext xInvocContext)
    {
        this.m_xDeskTop = xDesktop;
        this.m_xComponentContext = xmComponentContext;
        this.m_xModel = xModel;
        this.m_xInvocationContext = xInvocContext;

        if ( m_xModel != null )
        {
            registerProperty( DOC_URI, new Type(String.class),
                (short)(PropertyAttribute.MAYBEVOID | PropertyAttribute.TRANSIENT), "m_sDocURI");
        }

        registerProperty( HM_DOC_REF, new Type(XModel.class),
            (short)(PropertyAttribute.MAYBEVOID | PropertyAttribute.TRANSIENT), "m_xModel");
        registerProperty( HM_DESKTOP, new Type(XDesktop.class),
            (short)(PropertyAttribute.MAYBEVOID | PropertyAttribute.TRANSIENT), "m_xDeskTop");
        registerProperty( HM_COMPONENT_CONTEXT, new Type(XDesktop.class),
            (short)(PropertyAttribute.MAYBEVOID | PropertyAttribute.TRANSIENT), "m_xComponentContext");
    }

    public static XScriptContext createContext( XModel xModel, XScriptInvocationContext xInvocContext,
        XComponentContext xCtxt, XMultiComponentFactory xMCF)
    {
        XScriptContext sc = null;

        try {

            Object xInterface = null;
            XDesktop xDesktop = null;

            xInterface = xMCF.createInstanceWithContext(
                "com.sun.star.frame.Desktop", xCtxt);
            xDesktop = UnoRuntime.queryInterface(XDesktop.class, xInterface);
            if ( xModel != null )
            {
                sc = new ScriptContext(xCtxt, xDesktop, xModel, xInvocContext);
            }
            else
            {
                sc = new EditorScriptContext(xCtxt, xDesktop );
            }

        }
        catch ( Exception e ) {
            LogUtils.DEBUG( LogUtils.getTrace( e ) );
        }
        return sc;
    }

    //----------------------------------------------------------------------
    /**
        Obtain the document reference on which the script can operate

        @returns
          XModel interface
    */
    public XModel getDocument()
    {
        return m_xModel;
    }

    public XScriptInvocationContext getInvocationContext()
    {
        return m_xInvocationContext;
    }

    /**
        Obtain the desktop reference on which the script can operate

        @returns
          XDesktop interface
    */
    public XDesktop getDesktop()
    {
        return m_xDeskTop;
    }

    /**
        Obtain the component context which the script can use to create other uno components

        @returns
          XComponentContext interface
    */
    public XComponentContext getComponentContext()
    {
       return m_xComponentContext;
    }

}