/* -*- 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 "ImplOPropertySet.hxx"
#include <CloneHelper.hxx>

#include <algorithm>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/style/XStyle.hpp>

using namespace ::com::sun::star;

using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Any;

namespace
{

struct lcl_getPropertyStateByHandle
{
    explicit lcl_getPropertyStateByHandle(
        const ::property::impl::ImplOPropertySet::tPropertyMap & rMap )
            : m_rMap( rMap )
    {}

    beans::PropertyState operator() ( sal_Int32 nHandle )
    {
        if( m_rMap.end() == m_rMap.find( nHandle ))
            return beans::PropertyState_DEFAULT_VALUE;
        return beans::PropertyState_DIRECT_VALUE;
    }

private:
    const ::property::impl::ImplOPropertySet::tPropertyMap & m_rMap;
};

template< typename K, typename V >
struct lcl_eraseMapEntry
{
    explicit lcl_eraseMapEntry( std::map< K, V > & rMap )
            : m_rMap( rMap )
    {}

    void operator() ( const K & aKey )
    {
        m_rMap.erase( aKey );
    }

private:
    std::map< K, V > m_rMap;
};

struct lcl_replaceInterfacePropertiesByClones
{
    void operator() ( ::property::impl::ImplOPropertySet::tPropertyMap::value_type & rProp )
    {
        if( rProp.second.hasValue() &&
            rProp.second.getValueType().getTypeClass() == uno::TypeClass_INTERFACE )
        {
            Reference< util::XCloneable > xCloneable;
            if( rProp.second >>= xCloneable )
                rProp.second <<= xCloneable->createClone();
        }
    }
};

} //  anonymous namespace

namespace property::impl
{

ImplOPropertySet::ImplOPropertySet()
{}

ImplOPropertySet::ImplOPropertySet( const ImplOPropertySet & rOther )
{
    m_aProperties = rOther.m_aProperties;

    // clone interface properties
    std::for_each( m_aProperties.begin(), m_aProperties.end(),
                     lcl_replaceInterfacePropertiesByClones());

    m_xStyle.set( ::chart::CloneHelper::CreateRefClone< style::XStyle >()( rOther.m_xStyle ));
}

beans::PropertyState ImplOPropertySet::GetPropertyStateByHandle( sal_Int32 nHandle ) const
{
    return lcl_getPropertyStateByHandle( m_aProperties ) ( nHandle );
}

Sequence< beans::PropertyState > ImplOPropertySet::GetPropertyStatesByHandle(
    const std::vector< sal_Int32 > & aHandles ) const
{
    Sequence< beans::PropertyState > aResult( aHandles.size());

    std::transform( aHandles.begin(), aHandles.end(),
                      aResult.getArray(),
                      lcl_getPropertyStateByHandle( m_aProperties ));

    return aResult;
}

void ImplOPropertySet::SetPropertyToDefault( sal_Int32 nHandle )
{
    tPropertyMap::iterator aFoundIter( m_aProperties.find( nHandle ) );

    if( m_aProperties.end() != aFoundIter )
    {
        m_aProperties.erase( aFoundIter );
    }
}

void ImplOPropertySet::SetPropertiesToDefault(
    const std::vector< sal_Int32 > & aHandles )
{
    std::for_each( aHandles.begin(), aHandles.end(),
                     lcl_eraseMapEntry< sal_Int32, Any >( m_aProperties ) );
}

void ImplOPropertySet::SetAllPropertiesToDefault()
{
    m_aProperties.clear();
}

bool ImplOPropertySet::GetPropertyValueByHandle(
    Any & rValue,
    sal_Int32 nHandle ) const
{
    bool bResult = false;

    tPropertyMap::const_iterator aFoundIter( m_aProperties.find( nHandle ) );

    if( m_aProperties.end() != aFoundIter )
    {
        rValue = (*aFoundIter).second;
        bResult = true;
    }

    return bResult;
}

void ImplOPropertySet::SetPropertyValueByHandle(
    sal_Int32 nHandle, const Any & rValue )
{
    m_aProperties[ nHandle ] = rValue;
}

bool ImplOPropertySet::SetStyle( const Reference< style::XStyle > & xStyle )
{
    if( ! xStyle.is())
        return false;

    m_xStyle = xStyle;
    return true;
}

} //  namespace property::impl

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