/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/


#include "precompiled_reportdesign.hxx"
#include "FunctionHelper.hxx"
#include <tools/debug.hxx>

// =============================================================================
namespace rptui
{
// =============================================================================
    using namespace ::com::sun::star;

FunctionManager::FunctionManager(const uno::Reference< report::meta::XFunctionManager>& _xMgr)
: m_xMgr(_xMgr)
{
}
FunctionManager::~FunctionManager()
{
}
sal_Unicode FunctionManager::getSingleToken(const formula::IFunctionManager::EToken _eToken) const
{
    switch(_eToken)
    {
        case eOk:
            return sal_Unicode('(');
        case eClose:
            return sal_Unicode(')');
        case eSep:
            return sal_Unicode(';');
        case eArrayOpen:
            return sal_Unicode('{');
        case eArrayClose:
            return sal_Unicode('}');
    }
    return 0;
}
// -----------------------------------------------------------------------------
sal_uInt32 FunctionManager::getCount() const
{
    return m_xMgr->getCount();
}
// -----------------------------------------------------------------------------
const formula::IFunctionCategory* FunctionManager::getCategory(sal_uInt32 _nPos) const
{
    if ( _nPos >= m_aCategoryIndex.size() )
    {
        uno::Reference< report::meta::XFunctionCategory> xCategory = m_xMgr->getCategory(_nPos);
        ::boost::shared_ptr< FunctionCategory > pCategory(new FunctionCategory(this,_nPos + 1,xCategory));
        m_aCategoryIndex.push_back( m_aCategories.insert(TCategoriesMap::value_type(xCategory->getName(),pCategory)).first );
    }
    return m_aCategoryIndex[_nPos]->second.get();
}
// -----------------------------------------------------------------------------
const formula::IFunctionDescription* FunctionManager::getFunctionByName(const ::rtl::OUString& _sFunctionName) const
{
    const formula::IFunctionDescription* pDesc = NULL;
    try
    {
        pDesc = get(m_xMgr->getFunctionByName(_sFunctionName)).get();
    }
    catch(uno::Exception&)
    {
    }
    return pDesc;
}
// -----------------------------------------------------------------------------
void FunctionManager::fillLastRecentlyUsedFunctions(::std::vector< const formula::IFunctionDescription*>& /*_rLastRUFunctions*/) const
{
}
// -----------------------------------------------------------------------------
::boost::shared_ptr< FunctionDescription > FunctionManager::get(const uno::Reference< report::meta::XFunctionDescription>& _xFunctionDescription) const
{
    ::boost::shared_ptr< FunctionDescription > pDesc;
    if ( _xFunctionDescription.is() )
    {
        const ::rtl::OUString sFunctionName = _xFunctionDescription->getName();
        TFunctionsMap::const_iterator aFunctionFind = m_aFunctions.find(sFunctionName);
        if ( aFunctionFind == m_aFunctions.end() )
        {
            const uno::Reference< report::meta::XFunctionCategory> xCategory = _xFunctionDescription->getCategory();
            const ::rtl::OUString sCategoryName = xCategory->getName();
            TCategoriesMap::iterator aCategoryFind = m_aCategories.find(sCategoryName);
            if ( aCategoryFind == m_aCategories.end() )
            {
                aCategoryFind = m_aCategories.insert(TCategoriesMap::value_type(sCategoryName,::boost::shared_ptr< FunctionCategory > (new FunctionCategory(this,xCategory->getNumber() + 1,xCategory)))).first;
                m_aCategoryIndex.push_back( aCategoryFind );
            }
            aFunctionFind = m_aFunctions.insert(TFunctionsMap::value_type(sFunctionName,::boost::shared_ptr<FunctionDescription>(new FunctionDescription(aCategoryFind->second.get(),_xFunctionDescription)))).first;
        }
        pDesc = aFunctionFind->second;
    }
    return pDesc;
}
// -----------------------------------------------------------------------------
FunctionCategory::FunctionCategory(const FunctionManager* _pFMgr,sal_uInt32 _nPos,const uno::Reference< report::meta::XFunctionCategory>& _xCategory)
: m_xCategory(_xCategory)
,m_nFunctionCount(_xCategory->getCount())
, m_nNumber(_nPos)
,m_pFunctionManager(_pFMgr)
{
}
// -----------------------------------------------------------------------------
sal_uInt32 FunctionCategory::getCount() const
{
    return m_nFunctionCount;
}
// -----------------------------------------------------------------------------
const formula::IFunctionDescription* FunctionCategory::getFunction(sal_uInt32 _nPos) const
{
    if ( _nPos >= m_aFunctions.size() && _nPos < m_nFunctionCount )
    {
        uno::Reference< report::meta::XFunctionDescription> xFunctionDescription = m_xCategory->getFunction(_nPos);
        ::boost::shared_ptr< FunctionDescription > pFunction = m_pFunctionManager->get(xFunctionDescription);
        m_aFunctions.push_back( pFunction );
    }
    return m_aFunctions[_nPos].get();
}
// -----------------------------------------------------------------------------
sal_uInt32 FunctionCategory::getNumber() const
{
    return m_nNumber;
}
// -----------------------------------------------------------------------------
const formula::IFunctionManager* FunctionCategory::getFunctionManager() const
{
    return m_pFunctionManager;
}
// -----------------------------------------------------------------------------
::rtl::OUString FunctionCategory::getName() const
{
    return m_xCategory->getName();
}
// -----------------------------------------------------------------------------
FunctionDescription::FunctionDescription(const formula::IFunctionCategory* _pFunctionCategory,const uno::Reference< report::meta::XFunctionDescription>& _xFunctionDescription)
: m_xFunctionDescription(_xFunctionDescription)
, m_pFunctionCategory(_pFunctionCategory)
{
    m_aParameter = m_xFunctionDescription->getArguments();
}
::rtl::OUString FunctionDescription::getFunctionName() const
{
    return m_xFunctionDescription->getName();
}
// -----------------------------------------------------------------------------
const formula::IFunctionCategory* FunctionDescription::getCategory() const
{
    return m_pFunctionCategory;
}
// -----------------------------------------------------------------------------
::rtl::OUString FunctionDescription::getDescription() const
{
    return m_xFunctionDescription->getDescription();
}
// -----------------------------------------------------------------------------
xub_StrLen FunctionDescription::getSuppressedArgumentCount() const
{
    return static_cast<xub_StrLen>(m_aParameter.getLength());
}
// -----------------------------------------------------------------------------
::rtl::OUString FunctionDescription::getFormula(const ::std::vector< ::rtl::OUString >& _aArguments) const
{
    ::rtl::OUString sFormula;
    try
    {
        const ::rtl::OUString *pArguments = _aArguments.empty() ? 0 : &_aArguments[0];
        sFormula = m_xFunctionDescription->createFormula(uno::Sequence< ::rtl::OUString >(pArguments, _aArguments.size()));
    }
    catch(const uno::Exception&)
    {
        OSL_FAIL("Exception caught!");
    }
    return sFormula;
}
// -----------------------------------------------------------------------------
void FunctionDescription::fillVisibleArgumentMapping(::std::vector<sal_uInt16>& _rArguments) const
{
    const sal_Int32 nCount = m_aParameter.getLength();
    for(sal_uInt16 i = 0;i < nCount; ++i)
    {
        _rArguments.push_back(i);
    }
}
// -----------------------------------------------------------------------------
void FunctionDescription::initArgumentInfo()  const
{
}
// -----------------------------------------------------------------------------
::rtl::OUString FunctionDescription::getSignature() const
{
    return m_xFunctionDescription->getSignature();
}
// -----------------------------------------------------------------------------
rtl::OString FunctionDescription::getHelpId() const
{
    return rtl::OString();
}
// -----------------------------------------------------------------------------
sal_uInt32 FunctionDescription::getParameterCount() const
{
    return m_aParameter.getLength();
}
// -----------------------------------------------------------------------------
::rtl::OUString FunctionDescription::getParameterName(sal_uInt32 _nPos) const
{
    if ( _nPos < static_cast<sal_uInt32>(m_aParameter.getLength()) )
        return m_aParameter[_nPos].Name;
    return ::rtl::OUString();
}
// -----------------------------------------------------------------------------
::rtl::OUString FunctionDescription::getParameterDescription(sal_uInt32 _nPos) const
{
    if ( _nPos < static_cast<sal_uInt32>(m_aParameter.getLength()) )
        return m_aParameter[_nPos].Description;
    return ::rtl::OUString();
}
// -----------------------------------------------------------------------------
bool FunctionDescription::isParameterOptional(sal_uInt32 _nPos) const
{
    if ( _nPos < static_cast<sal_uInt32>(m_aParameter.getLength()) )
        return m_aParameter[_nPos].IsOptional;
    return false;
}
// -----------------------------------------------------------------------------
// =============================================================================
} // rptui
// =============================================================================

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */