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#include <docuno.hxx>
#include "excelvbahelper.hxx"
#include "tabvwsh.hxx"
#include "transobj.hxx"
#include "scmod.hxx"
#include "cellsuno.hxx"
#include "compiler.hxx"
#include "token.hxx"
#include "tokenarray.hxx"
#include <comphelper/processfactory.hxx>
#include <com/sun/star/sheet/XSheetCellRange.hpp>

using namespace ::com::sun::star;
using namespace ::ooo::vba;

namespace ooo
{
namespace vba
{
namespace excel
{

uno::Reference< sheet::XDatabaseRanges >
GetDataBaseRanges( ScDocShell* pShell ) throw ( uno::RuntimeException )
{
    uno::Reference< frame::XModel > xModel;
    if ( pShell )
        xModel.set( pShell->GetModel(), uno::UNO_QUERY_THROW );
    uno::Reference< beans::XPropertySet > xModelProps( xModel, uno::UNO_QUERY_THROW );
    uno::Reference< sheet::XDatabaseRanges > xDBRanges( xModelProps->getPropertyValue( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("DatabaseRanges") ) ), uno::UNO_QUERY_THROW );
    return xDBRanges;
}

// returns the XDatabaseRange for the autofilter on sheet (nSheet)
// also populates sName with the name of range
uno::Reference< sheet::XDatabaseRange >
GetAutoFiltRange( ScDocShell* pShell, sal_Int16 nSheet, rtl::OUString& sName ) throw ( uno::RuntimeException )
{
    uno::Reference< container::XIndexAccess > xIndexAccess( GetDataBaseRanges( pShell ), uno::UNO_QUERY_THROW );
    uno::Reference< sheet::XDatabaseRange > xDataBaseRange;
    table::CellRangeAddress dbAddress;
    for ( sal_Int32 index=0; index < xIndexAccess->getCount(); ++index )
    {
        uno::Reference< sheet::XDatabaseRange > xDBRange( xIndexAccess->getByIndex( index ), uno::UNO_QUERY_THROW );
        uno::Reference< container::XNamed > xNamed( xDBRange, uno::UNO_QUERY_THROW );
        // autofilters work weirdly with openoffice, unnamed is the default
        // named range which is used to create an autofilter, but
        // its also possible that another name could be used
        //     this also causes problems when an autofilter is created on
        //     another sheet
        // ( but.. you can use any named range )
        dbAddress = xDBRange->getDataArea();
        if ( dbAddress.Sheet == nSheet )
        {
            sal_Bool bHasAuto = sal_False;
            uno::Reference< beans::XPropertySet > xProps( xDBRange, uno::UNO_QUERY_THROW );
            xProps->getPropertyValue( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("AutoFilter") ) ) >>= bHasAuto;
            if ( bHasAuto )
            {
                sName = xNamed->getName();
                xDataBaseRange=xDBRange;
                break;
            }
        }
    }
    return xDataBaseRange;
}

ScDocShell* GetDocShellFromRange( const uno::Reference< uno::XInterface >& xRange ) throw ( uno::RuntimeException )
{
    ScCellRangesBase* pScCellRangesBase = ScCellRangesBase::getImplementation( xRange );
    if ( !pScCellRangesBase )
    {
        throw uno::RuntimeException( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Failed to access underlying doc shell uno range object" ) ), uno::Reference< uno::XInterface >() );
    }
    return pScCellRangesBase->GetDocShell();
}

ScDocShell* GetDocShellFromRanges( const uno::Reference< sheet::XSheetCellRangeContainer >& xRanges ) throw ( uno::RuntimeException )
{
    // need the ScCellRangesBase to get docshell
    uno::Reference< uno::XInterface > xIf( xRanges, uno::UNO_QUERY_THROW );
    return GetDocShellFromRange( xIf );
}

ScDocument* GetDocumentFromRange( const uno::Reference< uno::XInterface >& xRange ) throw ( uno::RuntimeException )
{
        ScDocShell* pDocShell = GetDocShellFromRange( xRange );
        if ( !pDocShell )
        {
                throw uno::RuntimeException( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Failed to access underlying document from uno range object" ) ), uno::Reference< uno::XInterface >() );
        }
        return pDocShell->GetDocument();
}

uno::Reference< frame::XModel > GetModelFromRange( const uno::Reference< uno::XInterface >& xRange ) throw ( uno::RuntimeException )
{
    ScDocShell* pDocShell = GetDocShellFromRange( xRange );
    if ( !pDocShell )
    {
        throw uno::RuntimeException( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Failed to access underlying model uno range object" ) ), uno::Reference< uno::XInterface >() );
    }
    return pDocShell->GetModel();
}

void implSetZoom( const uno::Reference< frame::XModel >& xModel, sal_Int16 nZoom, std::vector< SCTAB >& nTabs )
{
    ScTabViewShell* pViewSh = excel::getBestViewShell( xModel );
    Fraction aFract( nZoom, 100 );
    pViewSh->GetViewData()->SetZoom( aFract, aFract, nTabs );
    pViewSh->RefreshZoom();
}
bool isInPrintPreview( SfxViewFrame* pView )
{
    sal_uInt16 nViewNo = SID_VIEWSHELL1 - SID_VIEWSHELL0;
    if ( pView->GetObjectShell()->GetFactory().GetViewFactoryCount() >
nViewNo && !pView->GetObjectShell()->IsInPlaceActive() )
    {
        SfxViewFactory &rViewFactory =
            pView->GetObjectShell()->GetFactory().GetViewFactory(nViewNo);
        if (  pView->GetCurViewId() == rViewFactory.GetOrdinal() )
            return true;
    }
    return false;
}

const ::rtl::OUString REPLACE_CELLS_WARNING(  RTL_CONSTASCII_USTRINGPARAM( "ReplaceCellsWarning"));

class PasteCellsWarningReseter
{
private:
    bool bInitialWarningState;
    static uno::Reference< beans::XPropertySet > getGlobalSheetSettings() throw ( uno::RuntimeException )
    {
        static uno::Reference< beans::XPropertySet > xTmpProps( ::comphelper::getProcessServiceFactory(), uno::UNO_QUERY_THROW );
        static uno::Reference<uno::XComponentContext > xContext( xTmpProps->getPropertyValue( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DefaultContext" ))), uno::UNO_QUERY_THROW );
        static uno::Reference<lang::XMultiComponentFactory > xServiceManager(
                xContext->getServiceManager(), uno::UNO_QUERY_THROW );
        static uno::Reference< beans::XPropertySet > xProps( xServiceManager->createInstanceWithContext( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.sheet.GlobalSheetSettings" ) ) ,xContext ), uno::UNO_QUERY_THROW );
        return xProps;
    }

    bool getReplaceCellsWarning() throw ( uno::RuntimeException )
    {
        sal_Bool res = sal_False;
        getGlobalSheetSettings()->getPropertyValue( REPLACE_CELLS_WARNING ) >>= res;
        return ( res == sal_True );
    }

    void setReplaceCellsWarning( bool bState ) throw ( uno::RuntimeException )
    {
        getGlobalSheetSettings()->setPropertyValue( REPLACE_CELLS_WARNING, uno::makeAny( bState ) );
    }
public:
    PasteCellsWarningReseter() throw ( uno::RuntimeException )
    {
        bInitialWarningState = getReplaceCellsWarning();
        if ( bInitialWarningState )
            setReplaceCellsWarning( false );
    }
    ~PasteCellsWarningReseter()
    {
        if ( bInitialWarningState )
        {
            // don't allow dtor to throw
            try
            {
                setReplaceCellsWarning( true );
            }
            catch ( uno::Exception& /*e*/ ){}
        }
    }
};

void
implnPaste( const uno::Reference< frame::XModel>& xModel )
{
    PasteCellsWarningReseter resetWarningBox;
    ScTabViewShell* pViewShell = getBestViewShell( xModel );
    if ( pViewShell )
    {
        pViewShell->PasteFromSystem();
        pViewShell->CellContentChanged();
    }
}


void
implnCopy( const uno::Reference< frame::XModel>& xModel )
{
    ScTabViewShell* pViewShell = getBestViewShell( xModel );
    if ( pViewShell )
        pViewShell->CopyToClip(NULL,false,false,true);
}

void
implnCut( const uno::Reference< frame::XModel>& xModel )
{
    ScTabViewShell* pViewShell =  getBestViewShell( xModel );
    if ( pViewShell )
        pViewShell->CutToClip( NULL, TRUE );
}

void implnPasteSpecial( const uno::Reference< frame::XModel>& xModel, USHORT nFlags,USHORT nFunction,sal_Bool bSkipEmpty, sal_Bool bTranspose)
{
    PasteCellsWarningReseter resetWarningBox;
    sal_Bool bAsLink(sal_False), bOtherDoc(sal_False);
    InsCellCmd eMoveMode = INS_NONE;

    ScTabViewShell* pTabViewShell = getBestViewShell( xModel );
    if ( pTabViewShell )
    {
        ScViewData* pView = pTabViewShell->GetViewData();
        Window* pWin = ( pView != NULL ) ? pView->GetActiveWin() : NULL;
        if ( pView && pWin )
        {
            if ( bAsLink && bOtherDoc )
                pTabViewShell->PasteFromSystem(0);//SOT_FORMATSTR_ID_LINK
            else
            {
                ScTransferObj* pOwnClip = ScTransferObj::GetOwnClipboard( pWin );
                ScDocument* pDoc = NULL;
                if ( pOwnClip )
                    pDoc = pOwnClip->GetDocument();
                pTabViewShell->PasteFromClip( nFlags, pDoc,
                    nFunction, bSkipEmpty, bTranspose, bAsLink,
                    eMoveMode, IDF_NONE, TRUE );
                pTabViewShell->CellContentChanged();
            }
        }
    }

}

void implnCopyRange( const uno::Reference< frame::XModel>& xModel, const ScRange& rRange )
{
    ScTabViewShell* pViewShell = getBestViewShell( xModel );
    if ( pViewShell )
    {
        pViewShell->CopyToClip( NULL, rRange, FALSE, TRUE, TRUE );
    }
}

ScDocShell*
getDocShell( const css::uno::Reference< css::frame::XModel>& xModel )
{
    uno::Reference< uno::XInterface > xIf( xModel, uno::UNO_QUERY_THROW );
    ScModelObj* pModel = dynamic_cast< ScModelObj* >( xIf.get() );
    ScDocShell* pDocShell = NULL;
    if ( pModel )
        pDocShell = (ScDocShell*)pModel->GetEmbeddedObject();
    return pDocShell;

}

ScTabViewShell*
getBestViewShell( const css::uno::Reference< css::frame::XModel>& xModel )
{
    ScDocShell* pDocShell = getDocShell( xModel );
    if ( pDocShell )
        return pDocShell->GetBestViewShell();
    return NULL;
}

ScTabViewShell*
getCurrentBestViewShell(  const uno::Reference< uno::XComponentContext >& xContext )
{
    uno::Reference< frame::XModel > xModel = getCurrentExcelDoc( xContext );
    return getBestViewShell( xModel );
}

SfxViewFrame*
getViewFrame( const uno::Reference< frame::XModel >& xModel )
{
    ScTabViewShell* pViewShell = getBestViewShell( xModel );
    if ( pViewShell )
        return pViewShell->GetViewFrame();
    return NULL;
}

sal_Bool IsR1C1ReferFormat( ScDocument* pDoc, const rtl::OUString& sRangeStr )
{
    ScRangeList aCellRanges;
    String sAddress( sRangeStr );
    USHORT nMask = SCA_VALID;
    USHORT rResFlags = aCellRanges.Parse( sAddress, pDoc, nMask, formula::FormulaGrammar::CONV_XL_R1C1 );
    if ( rResFlags & SCA_VALID )
    {
        return sal_True;
    }
    return sal_False;
}

uno::Reference< XHelperInterface >
getUnoSheetModuleObj( const uno::Reference< table::XCellRange >& xRange ) throw ( uno::RuntimeException )
{
    uno::Reference< sheet::XSheetCellRange > xSheetRange( xRange, uno::UNO_QUERY_THROW );
    uno::Reference< beans::XPropertySet > xProps( xSheetRange->getSpreadsheet(), uno::UNO_QUERY_THROW );
    rtl::OUString sCodeName;
    xProps->getPropertyValue( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("CodeName") ) ) >>= sCodeName;
    // #TODO #FIXME ideally we should 'throw' here if we don't get a valid parent, but... it is possible
    // to create a module ( and use 'Option VBASupport 1' ) for a calc document, in this scenario there
    // are *NO* special document module objects ( of course being able to switch between vba/non vba mode at
    // the document in the future could fix this, especially IF the switching of the vba mode takes care to
    // create the special document module objects if they don't exist.
    uno::Reference< XHelperInterface > xParent( ov::getUnoDocModule( sCodeName, GetDocShellFromRange( xRange ) ), uno::UNO_QUERY );

    return xParent;
}

formula::FormulaGrammar::Grammar GetFormulaGrammar( ScDocument* pDoc, const ScAddress& sAddress, const css::uno::Any& aFormula )
{
    formula::FormulaGrammar::Grammar eGrammar = formula::FormulaGrammar::GRAM_NATIVE_XL_A1;
    if ( pDoc && aFormula.hasValue() && aFormula.getValueTypeClass() == uno::TypeClass_STRING )
    {
        rtl::OUString sFormula;
        aFormula >>= sFormula;

        ScCompiler aCompiler( pDoc, sAddress );
        aCompiler.SetGrammar( formula::FormulaGrammar::GRAM_NATIVE_XL_R1C1 );
        ScTokenArray* pCode = aCompiler.CompileString( sFormula );
        if ( pCode )
        {
            USHORT nLen = pCode->GetLen();
            formula::FormulaToken** pTokens = pCode->GetArray();
            for ( USHORT nPos = 0; nPos < nLen; nPos++ )
            {
                const formula::FormulaToken& rToken = *pTokens[nPos];
                switch ( rToken.GetType() )
                {
                    case formula::svSingleRef:
                    case formula::svDoubleRef:
                    {
                        return formula::FormulaGrammar::GRAM_NATIVE_XL_R1C1;
                    }
                    break;
                    default: break;
                }
            }
        }
    }
    return eGrammar;
}

void CompileExcelFormulaToODF( ScDocument* pDoc, const String& rOldFormula, String& rNewFormula )
{
    if ( !pDoc )
    {
        return;
    }
    ScCompiler aCompiler( pDoc, ScAddress() );
    aCompiler.SetGrammar( excel::GetFormulaGrammar( pDoc, ScAddress(), uno::Any( rtl::OUString( rOldFormula ) ) ) );
    ScTokenArray* pCode = aCompiler.CompileString( rOldFormula );
    aCompiler.SetGrammar( formula::FormulaGrammar::GRAM_PODF_A1 );
    aCompiler.CreateStringFromTokenArray( rNewFormula );
}

void CompileODFFormulaToExcel( ScDocument* pDoc, const String& rOldFormula, String& rNewFormula, const formula::FormulaGrammar::Grammar eGrammar )
{
    // eGrammar can be formula::FormulaGrammar::GRAM_NATIVE_XL_R1C1 and formula::FormulaGrammar::GRAM_NATIVE_XL_A1
    if ( !pDoc )
    {
        return;
    }
    ScCompiler aCompiler( pDoc, ScAddress() );
    aCompiler.SetGrammar( formula::FormulaGrammar::GRAM_PODF_A1 );
    ScTokenArray* pCode = aCompiler.CompileString( rOldFormula );
    aCompiler.SetGrammar( eGrammar );
    if ( !pCode )
    {
        return;
    }
    USHORT nLen = pCode->GetLen();
    formula::FormulaToken** pTokens = pCode->GetArray();
    for ( USHORT nPos = 0; nPos < nLen && pTokens[nPos]; nPos++ )
    {
        String rFormula;
        formula::FormulaToken* pToken = pTokens[nPos];
        aCompiler.CreateStringFromToken( rFormula, pToken, TRUE );
        if ( pToken->GetOpCode() == ocSep )
        {
            // Excel formula separator is ",".
            rFormula = String::CreateFromAscii(",");
        }
        rNewFormula += rFormula;
    }
}

uno::Reference< XHelperInterface >
getUnoSheetModuleObj( const uno::Reference< sheet::XSheetCellRangeContainer >& xRanges ) throw ( uno::RuntimeException )
{
    uno::Reference< container::XEnumerationAccess > xEnumAccess( xRanges, uno::UNO_QUERY_THROW );
    uno::Reference< container::XEnumeration > xEnum = xEnumAccess->createEnumeration();
    uno::Reference< table::XCellRange > xRange( xEnum->nextElement(), uno::UNO_QUERY_THROW );

    return getUnoSheetModuleObj( xRange );
}

SfxItemSet*
ScVbaCellRangeAccess::GetDataSet( ScCellRangesBase* pRangeObj )
{
    return pRangeObj ? pRangeObj->GetCurrentDataSet( true ) : 0;
}


} //excel
} //vba
} //ooo

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