/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * 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 .
 */

#include <uielement/macrosmenucontroller.hxx>
#include <services.h>
#include <com/sun/star/container/XContentEnumerationAccess.hpp>
#include <com/sun/star/style/XStyleFamiliesSupplier.hpp>
#include <officecfg/Office/Common.hxx>
#include <toolkit/awt/vclxmenu.hxx>
#include <vcl/svapp.hxx>
#include <vcl/commandinfoprovider.hxx>
#include <osl/mutex.hxx>

using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::frame;
using namespace com::sun::star::beans;
using namespace com::sun::star::util;
using namespace com::sun::star::style;
using namespace com::sun::star::container;

namespace framework
{
class
DEFINE_XSERVICEINFO_MULTISERVICE_2      (   MacrosMenuController                    ,
                                            OWeakObject                             ,
                                            SERVICENAME_POPUPMENUCONTROLLER         ,
                                            IMPLEMENTATIONNAME_MACROSMENUCONTROLLER
                                        )

DEFINE_INIT_SERVICE                     (   MacrosMenuController, {} )

MacrosMenuController::MacrosMenuController( const css::uno::Reference< css::uno::XComponentContext >& xContext ) :
    svt::PopupMenuControllerBase( xContext ),
    m_xContext( xContext)
{
}

MacrosMenuController::~MacrosMenuController()
{
}

// private function
void MacrosMenuController::fillPopupMenu( Reference< css::awt::XPopupMenu > const & rPopupMenu )
{
    bool bMacrosDisabled = officecfg::Office::Common::Security::Scripting::DisableMacrosExecution::get();
    if (bMacrosDisabled)
        return;

    VCLXPopupMenu* pVCLPopupMenu = static_cast<VCLXPopupMenu *>(comphelper::getUnoTunnelImplementation<VCLXMenu>( rPopupMenu ));
    PopupMenu*     pPopupMenu    = nullptr;

    SolarMutexGuard aSolarMutexGuard;

    resetPopupMenu( rPopupMenu );
    if ( pVCLPopupMenu )
        pPopupMenu = static_cast<PopupMenu *>(pVCLPopupMenu->GetMenu());

    if (!pPopupMenu)
        return;

    // insert basic
    OUString aCommand(".uno:MacroDialog");
    auto aProperties = vcl::CommandInfoProvider::GetCommandProperties(aCommand, m_aModuleName);
    OUString aDisplayName = vcl::CommandInfoProvider::GetMenuLabelForCommand(aProperties);
    pPopupMenu->InsertItem( 2, aDisplayName );
    pPopupMenu->SetItemCommand( 2, aCommand );

    // insert providers but not basic or java
    addScriptItems( pPopupMenu, 4);
}

// XEventListener
void SAL_CALL MacrosMenuController::disposing( const EventObject& )
{
    Reference< css::awt::XMenuListener > xHolder(static_cast<OWeakObject *>(this), UNO_QUERY );

    osl::MutexGuard aLock( m_aMutex );
    m_xFrame.clear();
    m_xDispatch.clear();
    m_xContext.clear();

    if ( m_xPopupMenu.is() )
    {
        m_xPopupMenu->removeMenuListener( Reference< css::awt::XMenuListener >(static_cast<OWeakObject *>(this), UNO_QUERY ));
    }
    m_xPopupMenu.clear();
}

// XStatusListener
void SAL_CALL MacrosMenuController::statusChanged( const FeatureStateEvent& )
{
    osl::MutexGuard aLock( m_aMutex );
    if ( m_xPopupMenu.is() )
    {
        fillPopupMenu( m_xPopupMenu );
    }
}

void MacrosMenuController::addScriptItems( PopupMenu* pPopupMenu, sal_uInt16 startItemId )
{
    const OUString aCmdBase(".uno:ScriptOrganizer?ScriptOrganizer.Language:string=");
    const OUString ellipsis( "..." );
    const OUString providerKey("com.sun.star.script.provider.ScriptProviderFor");
    const OUString languageProviderName("com.sun.star.script.provider.LanguageScriptProvider");
    sal_uInt16 itemId = startItemId;
    Reference< XContentEnumerationAccess > xEnumAccess( m_xContext->getServiceManager(), UNO_QUERY_THROW );
    Reference< XEnumeration > xEnum = xEnumAccess->createContentEnumeration ( languageProviderName );

    while ( xEnum->hasMoreElements() )
    {
        Reference< XServiceInfo > xServiceInfo;
        if ( !( xEnum->nextElement() >>= xServiceInfo ) )
        {
            break;
        }
        const Sequence< OUString > serviceNames = xServiceInfo->getSupportedServiceNames();

        for ( OUString const & serviceName : serviceNames )
        {
            if ( serviceName.startsWith( providerKey ) )
            {
                OUString aCommand = aCmdBase;
                OUString aDisplayName = serviceName.copy( providerKey.getLength() );
                if( aDisplayName == "Java" || aDisplayName == "Basic" )
                {
                    // no entries for Java & Basic added elsewhere
                    break;
                }
                aCommand += aDisplayName;
                aDisplayName += ellipsis;
                pPopupMenu->InsertItem( itemId, aDisplayName );
                pPopupMenu->SetItemCommand( itemId, aCommand );
                itemId++;
                break;
            }
        }
    }
}

}

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