/* -*- 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 <sal/config.h>

#include <o3tl/any.hxx>

#include <svl/itemprop.hxx>

#include <svl/itempool.hxx>

#include <svl/itemset.hxx>

#include <com/sun/star/beans/PropertyAttribute.hpp>

#include <com/sun/star/beans/PropertyState.hpp>

#include <com/sun/star/lang/IllegalArgumentException.hpp>

#include <memory>

/*

 * UNO III Implementation

 */

using namespace com::sun::star;

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

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

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

SfxItemPropertyMap::SfxItemPropertyMap( std::span<const SfxItemPropertyMapEntry> pEntries )

{

    m_aMap.reserve(pEntries.size());

    for (const auto & pEntry : pEntries)

    {

        assert(!pEntry.aName.isEmpty() && "empty name? might be something left an empty entry at the end of this array");

        m_aMap.insert( &pEntry );

    }

}

SfxItemPropertyMap::SfxItemPropertyMap( const SfxItemPropertyMap& rSource ) = default;

SfxItemPropertyMap::~SfxItemPropertyMap()

{

}

const SfxItemPropertyMapEntry* SfxItemPropertyMap::getByName( std::u16string_view rName ) const

{

    struct Compare

    {

        bool operator() ( const SfxItemPropertyMapEntry* lhs, std::u16string_view rhs ) const

        {

            return lhs->aName < rhs;

        }

        bool operator() ( std::u16string_view lhs, const SfxItemPropertyMapEntry* rhs ) const

        {

            return lhs < rhs->aName;

        }

    };

    auto it = std::lower_bound(m_aMap.begin(), m_aMap.end(), rName, Compare());

    if (it == m_aMap.end() || Compare()(rName, *it))

        return nullptr;

    return *it;

}

uno::Sequence<beans::Property> const & SfxItemPropertyMap::getProperties() const

{

    if( !m_aPropSeq.hasElements() )

    {

        m_aPropSeq.realloc( m_aMap.size() );

        beans::Property* pPropArray = m_aPropSeq.getArray();

        sal_uInt32 n = 0;

        for( const SfxItemPropertyMapEntry* pEntry : m_aMap )

        {

            pPropArray[n].Name = pEntry->aName;

            pPropArray[n].Handle = pEntry->nWID;

            pPropArray[n].Type = pEntry->aType;

            pPropArray[n].Attributes =

                sal::static_int_cast< sal_Int16 >(pEntry->nFlags);

            n++;

        }

    }

    return m_aPropSeq;

}

beans::Property SfxItemPropertyMap::getPropertyByName( const OUString& rName ) const

{

    const SfxItemPropertyMapEntry* pEntry = getByName(rName);

    if( !pEntry )

        throw UnknownPropertyException(rName);

    beans::Property aProp;

    aProp.Name = rName;

    aProp.Handle = pEntry->nWID;

    aProp.Type = pEntry->aType;

    aProp.Attributes = sal::static_int_cast< sal_Int16 >(pEntry->nFlags);

    return aProp;

}

bool SfxItemPropertyMap::hasPropertyByName( std::u16string_view rName ) const

{

    return getByName(rName) != nullptr;

}

SfxItemPropertySet::~SfxItemPropertySet()

{

}

// static

void SfxItemPropertySet::getPropertyValue( const SfxItemPropertyMapEntry& rEntry,

            const SfxItemSet& rSet, Any& rAny )

{

    // get the SfxPoolItem

    const SfxPoolItem* pItem = nullptr;

    SfxItemState eState = rSet.GetItemState( rEntry.nWID, true, &pItem );

    if (SfxItemState::SET != eState && SfxItemPool::IsWhich(rEntry.nWID) )

        pItem = &rSet.GetPool()->GetUserOrPoolDefaultItem(rEntry.nWID);

    // return item values as uno::Any

    if(eState >= SfxItemState::DEFAULT && pItem)

    {

        pItem->QueryValue( rAny, rEntry.nMemberId );

    }

    else if(0 == (rEntry.nFlags & PropertyAttribute::MAYBEVOID))

    {

        throw RuntimeException(

            u"Property not found in ItemSet but not MAYBEVOID?"_ustr, nullptr);

    }

    // convert general SfxEnumItem values to specific values

    if (rEntry.aType.getTypeClass() == TypeClass_ENUM

        && rEntry.aType.getTypeClass() != rAny.getValueTypeClass())

    {

        if (sal_Int32 nTmp; rAny >>= nTmp)

            rAny.setValue(&nTmp, rEntry.aType);

    }

}

void SfxItemPropertySet::getPropertyValue( const OUString &rName,

                                           const SfxItemSet& rSet, Any& rAny ) const

{

    // detect which-id

    const SfxItemPropertyMapEntry* pEntry = m_aMap.getByName( rName );

    if ( !pEntry )

        throw UnknownPropertyException(rName);

    getPropertyValue( *pEntry,rSet, rAny );

}

Any SfxItemPropertySet::getPropertyValue( const OUString &rName,

                                          const SfxItemSet& rSet ) const

{

    Any aVal;

    getPropertyValue( rName,rSet, aVal );

    return aVal;

}

// static

void SfxItemPropertySet::setPropertyValue( const SfxItemPropertyMapEntry& rEntry,

                                           const Any& aVal,

                                           SfxItemSet& rSet, bool bIgnoreUnknownProperty )

{

    // get the SfxPoolItem

    const SfxPoolItem* pItem = nullptr;

    SfxItemState eState = rSet.GetItemState( rEntry.nWID, true, &pItem );

    if (SfxItemState::SET != eState && SfxItemPool::IsWhich(rEntry.nWID))

        pItem = &rSet.GetPool()->GetUserOrPoolDefaultItem(rEntry.nWID);

    if (!pItem)

        return;

    std::unique_ptr<SfxPoolItem> pNewItem(pItem->Clone());

    if(!pNewItem)

        return;

    if( !pNewItem->PutValue( aVal, rEntry.nMemberId ) )

    {

        if (bIgnoreUnknownProperty)

            return;

        throw IllegalArgumentException();

    }

    // apply new item

    rSet.Put( std::move(pNewItem) );

}

void SfxItemPropertySet::setPropertyValue( const OUString &rName,

                                           const Any& aVal,

                                           SfxItemSet& rSet, bool bIgnoreUnknownProperty ) const

{

    const SfxItemPropertyMapEntry* pEntry = m_aMap.getByName( rName );

    if ( !pEntry )

    {

        if (bIgnoreUnknownProperty)

            return;

        throw UnknownPropertyException(rName);

    }

    setPropertyValue(*pEntry, aVal, rSet, bIgnoreUnknownProperty);

}

// static

PropertyState SfxItemPropertySet::getPropertyState(const SfxItemPropertyMapEntry& rEntry, const SfxItemSet& rSet)

    noexcept

{

    PropertyState eRet = PropertyState_DIRECT_VALUE;

    sal_uInt16 nWhich = rEntry.nWID;

    // Get item state

    SfxItemState eState = rSet.GetItemState( nWhich, false );

    // Return item value as UnoAny

    if(eState == SfxItemState::DEFAULT)

        eRet = PropertyState_DEFAULT_VALUE;

    else if(eState < SfxItemState::DEFAULT)

        eRet = PropertyState_AMBIGUOUS_VALUE;

    return eRet;

}

PropertyState   SfxItemPropertySet::getPropertyState(const OUString& rName, const SfxItemSet& rSet) const

{

    PropertyState eRet = PropertyState_DIRECT_VALUE;

    // Get WhichId

    const SfxItemPropertyMapEntry* pEntry = m_aMap.getByName( rName );

    if( !pEntry || !pEntry->nWID )

    {

        throw UnknownPropertyException(rName);

    }

    sal_uInt16 nWhich = pEntry->nWID;

    // Get item state

    SfxItemState eState = rSet.GetItemState(nWhich, false);

    // Return item value as UnoAny

    if(eState == SfxItemState::DEFAULT)

        eRet = PropertyState_DEFAULT_VALUE;

    else if(eState < SfxItemState::DEFAULT)

        eRet = PropertyState_AMBIGUOUS_VALUE;

    return eRet;

}

rtl::Reference<SfxItemPropertySetInfo> const & SfxItemPropertySet::getPropertySetInfo() const

{

    if( !m_xInfo.is() )

        m_xInfo = new SfxItemPropertySetInfo( m_aMap );

    return m_xInfo;

}

SfxItemPropertySetInfo::SfxItemPropertySetInfo(const SfxItemPropertyMap &rMap )

    : m_aOwnMap( rMap )

{

}

SfxItemPropertySetInfo::SfxItemPropertySetInfo(std::span<const SfxItemPropertyMapEntry> pEntries )

    : m_aOwnMap( pEntries )

{

}

Sequence< Property > SAL_CALL SfxItemPropertySetInfo::getProperties(  )

{

    return m_aOwnMap.getProperties();

}

SfxItemPropertySetInfo::~SfxItemPropertySetInfo()

{

}

Property SAL_CALL SfxItemPropertySetInfo::getPropertyByName( const OUString& rName )

{

    return m_aOwnMap.getPropertyByName( rName );

}

sal_Bool SAL_CALL SfxItemPropertySetInfo::hasPropertyByName( const OUString& rName )

{

    return m_aOwnMap.hasPropertyByName( rName );

}

SfxExtItemPropertySetInfo::SfxExtItemPropertySetInfo( std::span<const SfxItemPropertyMapEntry> pEntries,

                                                      const Sequence<Property>& rPropSeq )

{

    maMap.reserve(pEntries.size() + rPropSeq.getLength());

    for (const auto & rEntry : pEntries )

    {

        assert(!rEntry.aName.isEmpty() && "empty name? might be something left an empty entry at the end of this array");

        maMap.insert( rEntry );

    }

    for( const auto & rProp : rPropSeq )

    {

        SfxItemPropertyMapEntry aTemp(

            rProp.Name,

            sal::static_int_cast< sal_Int16 >( rProp.Handle ), //nWID

            rProp.Type, //aType

            rProp.Attributes,

            0); //nFlags

        maMap.insert( aTemp );

    }

}

SfxExtItemPropertySetInfo::~SfxExtItemPropertySetInfo()

{

}

Sequence< Property > SAL_CALL SfxExtItemPropertySetInfo::getProperties(  )

{

    if( !m_aPropSeq.hasElements() )

    {

        m_aPropSeq.realloc( maMap.size() );

        beans::Property* pPropArray = m_aPropSeq.getArray();

        sal_uInt32 n = 0;

        for( const SfxItemPropertyMapEntry& rEntry : maMap )

        {

            pPropArray[n].Name = rEntry.aName;

            pPropArray[n].Handle = rEntry.nWID;

            pPropArray[n].Type = rEntry.aType;

            pPropArray[n].Attributes =

                sal::static_int_cast< sal_Int16 >(rEntry.nFlags);

            n++;

        }

    }

    return m_aPropSeq;

}

Property SAL_CALL SfxExtItemPropertySetInfo::getPropertyByName( const OUString& rPropertyName )

{

    const SfxItemPropertyMapEntry* pEntry = getByName(rPropertyName);

    if( !pEntry )

        throw UnknownPropertyException(rPropertyName);

    beans::Property aProp;

    aProp.Name = rPropertyName;

    aProp.Handle = pEntry->nWID;

    aProp.Type = pEntry->aType;

    aProp.Attributes = sal::static_int_cast< sal_Int16 >(pEntry->nFlags);

    return aProp;

}

sal_Bool SAL_CALL SfxExtItemPropertySetInfo::hasPropertyByName( const OUString& rPropertyName )

{

    return getByName(rPropertyName) != nullptr;

}

const SfxItemPropertyMapEntry* SfxExtItemPropertySetInfo::getByName( std::u16string_view rName ) const

{

    struct Compare

    {

        bool operator() ( const SfxItemPropertyMapEntry& lhs, std::u16string_view rhs ) const

        {

            return lhs.aName < rhs;

        }

        bool operator() ( std::u16string_view lhs, const SfxItemPropertyMapEntry& rhs ) const

        {

            return lhs < rhs.aName;

        }

    };

    auto it = std::lower_bound(maMap.begin(), maMap.end(), rName, Compare());

    if (it == maMap.end() || Compare()(rName, *it))

        return nullptr;

    return &*it;

}

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