/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sc.hxx"



#include <svl/zforlist.hxx>
#include <rtl/math.hxx>
#include <tools/debug.hxx>

#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Sequence.hxx>

#include "rangeseq.hxx"
#include "document.hxx"
#include "dociter.hxx"
#include "scmatrix.hxx"
#include "cell.hxx"

using namespace com::sun::star;

//------------------------------------------------------------------------

bool lcl_HasErrors( ScDocument* pDoc, const ScRange& rRange )
{
    // no need to look at empty cells - just use ScCellIterator
    ScCellIterator aIter( pDoc, rRange );
    ScBaseCell* pCell = aIter.GetFirst();
    while (pCell)
    {
        if ( pCell->GetCellType() == CELLTYPE_FORMULA && static_cast<ScFormulaCell*>(pCell)->GetErrCode() != 0 )
            return true;
        pCell = aIter.GetNext();
    }
    return false;   // no error found
}

long lcl_DoubleToLong( double fVal )
{
	double fInt = (fVal >= 0.0) ? ::rtl::math::approxFloor( fVal ) :
								  ::rtl::math::approxCeil( fVal );
	if ( fInt >= LONG_MIN && fInt <= LONG_MAX )
		return (long)fInt;
	else
		return 0;		// out of range
}

sal_Bool ScRangeToSequence::FillLongArray( uno::Any& rAny, ScDocument* pDoc, const ScRange& rRange )
{
	SCTAB nTab = rRange.aStart.Tab();
	SCCOL nStartCol = rRange.aStart.Col();
	SCROW nStartRow = rRange.aStart.Row();
	long nColCount = rRange.aEnd.Col() + 1 - rRange.aStart.Col();
	long nRowCount = rRange.aEnd.Row() + 1 - rRange.aStart.Row();

	uno::Sequence< uno::Sequence<sal_Int32> > aRowSeq( nRowCount );
	uno::Sequence<sal_Int32>* pRowAry = aRowSeq.getArray();
	for (long nRow = 0; nRow < nRowCount; nRow++)
	{
		uno::Sequence<sal_Int32> aColSeq( nColCount );
		sal_Int32* pColAry = aColSeq.getArray();
		for (long nCol = 0; nCol < nColCount; nCol++)
			pColAry[nCol] = lcl_DoubleToLong( pDoc->GetValue(
				ScAddress( (SCCOL)(nStartCol+nCol), (SCROW)(nStartRow+nRow), nTab ) ) );

		pRowAry[nRow] = aColSeq;
	}

	rAny <<= aRowSeq;
    return !lcl_HasErrors( pDoc, rRange );
}


sal_Bool ScRangeToSequence::FillLongArray( uno::Any& rAny, const ScMatrix* pMatrix )
{
	if (!pMatrix)
		return sal_False;

	SCSIZE nColCount;
	SCSIZE nRowCount;
	pMatrix->GetDimensions( nColCount, nRowCount );

	uno::Sequence< uno::Sequence<sal_Int32> > aRowSeq( static_cast<sal_Int32>(nRowCount) );
	uno::Sequence<sal_Int32>* pRowAry = aRowSeq.getArray();
	for (SCSIZE nRow = 0; nRow < nRowCount; nRow++)
	{
		uno::Sequence<sal_Int32> aColSeq( static_cast<sal_Int32>(nColCount) );
		sal_Int32* pColAry = aColSeq.getArray();
		for (SCSIZE nCol = 0; nCol < nColCount; nCol++)
			if ( pMatrix->IsString( nCol, nRow ) )
				pColAry[nCol] = 0;
			else
				pColAry[nCol] = lcl_DoubleToLong( pMatrix->GetDouble( nCol, nRow ) );

		pRowAry[nRow] = aColSeq;
	}

	rAny <<= aRowSeq;
	return sal_True;
}

//------------------------------------------------------------------------

sal_Bool ScRangeToSequence::FillDoubleArray( uno::Any& rAny, ScDocument* pDoc, const ScRange& rRange )
{
	SCTAB nTab = rRange.aStart.Tab();
	SCCOL nStartCol = rRange.aStart.Col();
	SCROW nStartRow = rRange.aStart.Row();
	long nColCount = rRange.aEnd.Col() + 1 - rRange.aStart.Col();
	long nRowCount = rRange.aEnd.Row() + 1 - rRange.aStart.Row();

	uno::Sequence< uno::Sequence<double> > aRowSeq( nRowCount );
	uno::Sequence<double>* pRowAry = aRowSeq.getArray();
	for (long nRow = 0; nRow < nRowCount; nRow++)
	{
		uno::Sequence<double> aColSeq( nColCount );
		double* pColAry = aColSeq.getArray();
		for (long nCol = 0; nCol < nColCount; nCol++)
			pColAry[nCol] = pDoc->GetValue(
				ScAddress( (SCCOL)(nStartCol+nCol), (SCROW)(nStartRow+nRow), nTab ) );

		pRowAry[nRow] = aColSeq;
	}

	rAny <<= aRowSeq;
    return !lcl_HasErrors( pDoc, rRange );
}


sal_Bool ScRangeToSequence::FillDoubleArray( uno::Any& rAny, const ScMatrix* pMatrix )
{
	if (!pMatrix)
		return sal_False;

	SCSIZE nColCount;
	SCSIZE nRowCount;
	pMatrix->GetDimensions( nColCount, nRowCount );

	uno::Sequence< uno::Sequence<double> > aRowSeq( static_cast<sal_Int32>(nRowCount) );
	uno::Sequence<double>* pRowAry = aRowSeq.getArray();
	for (SCSIZE nRow = 0; nRow < nRowCount; nRow++)
	{
		uno::Sequence<double> aColSeq( static_cast<sal_Int32>(nColCount) );
		double* pColAry = aColSeq.getArray();
		for (SCSIZE nCol = 0; nCol < nColCount; nCol++)
			if ( pMatrix->IsString( nCol, nRow ) )
				pColAry[nCol] = 0.0;
			else
				pColAry[nCol] = pMatrix->GetDouble( nCol, nRow );

		pRowAry[nRow] = aColSeq;
	}

	rAny <<= aRowSeq;
	return sal_True;
}

//------------------------------------------------------------------------

sal_Bool ScRangeToSequence::FillStringArray( uno::Any& rAny, ScDocument* pDoc, const ScRange& rRange )
{
	SCTAB nTab = rRange.aStart.Tab();
	SCCOL nStartCol = rRange.aStart.Col();
	SCROW nStartRow = rRange.aStart.Row();
	long nColCount = rRange.aEnd.Col() + 1 - rRange.aStart.Col();
	long nRowCount = rRange.aEnd.Row() + 1 - rRange.aStart.Row();

    bool bHasErrors = false;

	uno::Sequence< uno::Sequence<rtl::OUString> > aRowSeq( nRowCount );
	uno::Sequence<rtl::OUString>* pRowAry = aRowSeq.getArray();
	for (long nRow = 0; nRow < nRowCount; nRow++)
	{
		uno::Sequence<rtl::OUString> aColSeq( nColCount );
		rtl::OUString* pColAry = aColSeq.getArray();
		for (long nCol = 0; nCol < nColCount; nCol++)
		{
            sal_uInt16 nErrCode = pDoc->GetStringForFormula(
                        ScAddress((SCCOL)(nStartCol+nCol), (SCROW)(nStartRow+nRow), nTab),
                        pColAry[nCol] );
            if ( nErrCode != 0 )
                bHasErrors = true;
		}
		pRowAry[nRow] = aColSeq;
	}

	rAny <<= aRowSeq;
    return !bHasErrors;
}


sal_Bool ScRangeToSequence::FillStringArray( uno::Any& rAny, const ScMatrix* pMatrix,
											SvNumberFormatter* pFormatter )
{
	if (!pMatrix)
		return sal_False;

	SCSIZE nColCount;
	SCSIZE nRowCount;
	pMatrix->GetDimensions( nColCount, nRowCount );

	uno::Sequence< uno::Sequence<rtl::OUString> > aRowSeq( static_cast<sal_Int32>(nRowCount) );
	uno::Sequence<rtl::OUString>* pRowAry = aRowSeq.getArray();
	for (SCSIZE nRow = 0; nRow < nRowCount; nRow++)
	{
		uno::Sequence<rtl::OUString> aColSeq( static_cast<sal_Int32>(nColCount) );
		rtl::OUString* pColAry = aColSeq.getArray();
		for (SCSIZE nCol = 0; nCol < nColCount; nCol++)
		{
			String aStr;
			if ( pMatrix->IsString( nCol, nRow ) )
			{
				if ( !pMatrix->IsEmpty( nCol, nRow ) )
					aStr = pMatrix->GetString( nCol, nRow );
			}
			else if ( pFormatter )
			{
				double fVal = pMatrix->GetDouble( nCol, nRow );
				Color* pColor;
				pFormatter->GetOutputString( fVal, 0, aStr, &pColor );
			}
			pColAry[nCol] = rtl::OUString( aStr );
		}

		pRowAry[nRow] = aColSeq;
	}

	rAny <<= aRowSeq;
	return sal_True;
}

//------------------------------------------------------------------------

double lcl_GetValueFromCell( ScBaseCell& rCell )
{
	//!	ScBaseCell member function?

	CellType eType = rCell.GetCellType();
	if ( eType == CELLTYPE_VALUE )
		return ((ScValueCell&)rCell).GetValue();
	else if ( eType == CELLTYPE_FORMULA )
		return ((ScFormulaCell&)rCell).GetValue();		// called only if result is value

	DBG_ERROR( "GetValueFromCell: wrong type" );
	return 0;
}

sal_Bool ScRangeToSequence::FillMixedArray( uno::Any& rAny, ScDocument* pDoc, const ScRange& rRange,
										sal_Bool bAllowNV )
{
	SCTAB nTab = rRange.aStart.Tab();
	SCCOL nStartCol = rRange.aStart.Col();
	SCROW nStartRow = rRange.aStart.Row();
	long nColCount = rRange.aEnd.Col() + 1 - rRange.aStart.Col();
	long nRowCount = rRange.aEnd.Row() + 1 - rRange.aStart.Row();

	String aDocStr;
	sal_Bool bHasErrors = sal_False;

	uno::Sequence< uno::Sequence<uno::Any> > aRowSeq( nRowCount );
	uno::Sequence<uno::Any>* pRowAry = aRowSeq.getArray();
	for (long nRow = 0; nRow < nRowCount; nRow++)
	{
		uno::Sequence<uno::Any> aColSeq( nColCount );
		uno::Any* pColAry = aColSeq.getArray();
		for (long nCol = 0; nCol < nColCount; nCol++)
		{
			uno::Any& rElement = pColAry[nCol];

			ScAddress aPos( (SCCOL)(nStartCol+nCol), (SCROW)(nStartRow+nRow), nTab );
			ScBaseCell* pCell = pDoc->GetCell( aPos );
			if ( pCell )
			{
				if ( pCell->GetCellType() == CELLTYPE_FORMULA &&
						((ScFormulaCell*)pCell)->GetErrCode() != 0 )
				{
					// if NV is allowed, leave empty for errors
					bHasErrors = sal_True;
				}
				else if ( pCell->HasValueData() )
					rElement <<= (double) lcl_GetValueFromCell( *pCell );
				else
					rElement <<= rtl::OUString( pCell->GetStringData() );
			}
			else
				rElement <<= rtl::OUString();		// empty: empty string
		}
		pRowAry[nRow] = aColSeq;
	}

	rAny <<= aRowSeq;
	return bAllowNV || !bHasErrors;
}


sal_Bool ScRangeToSequence::FillMixedArray( uno::Any& rAny, const ScMatrix* pMatrix, bool bDataTypes )
{
	if (!pMatrix)
		return sal_False;

	SCSIZE nColCount;
	SCSIZE nRowCount;
	pMatrix->GetDimensions( nColCount, nRowCount );

	uno::Sequence< uno::Sequence<uno::Any> > aRowSeq( static_cast<sal_Int32>(nRowCount) );
	uno::Sequence<uno::Any>* pRowAry = aRowSeq.getArray();
	for (SCSIZE nRow = 0; nRow < nRowCount; nRow++)
	{
		uno::Sequence<uno::Any> aColSeq( static_cast<sal_Int32>(nColCount) );
		uno::Any* pColAry = aColSeq.getArray();
		for (SCSIZE nCol = 0; nCol < nColCount; nCol++)
		{
			if ( pMatrix->IsString( nCol, nRow ) )
			{
				String aStr;
				if ( !pMatrix->IsEmpty( nCol, nRow ) )
					aStr = pMatrix->GetString( nCol, nRow );
				pColAry[nCol] <<= rtl::OUString( aStr );
			}
			else
            {
                double fVal = pMatrix->GetDouble( nCol, nRow );
                if (bDataTypes && pMatrix->IsBoolean( nCol, nRow ))
                    pColAry[nCol] <<= (fVal ? true : false);
                else
                    pColAry[nCol] <<= fVal;
            }
		}

		pRowAry[nRow] = aColSeq;
	}

	rAny <<= aRowSeq;
	return sal_True;
}

//------------------------------------------------------------------------

// static
bool ScApiTypeConversion::ConvertAnyToDouble( double & o_fVal,
        com::sun::star::uno::TypeClass & o_eClass,
        const com::sun::star::uno::Any & rAny )
{
    bool bRet = false;
    o_eClass = rAny.getValueTypeClass();
    switch (o_eClass)
    {
        //! extract integer values
        case uno::TypeClass_ENUM:
        case uno::TypeClass_BOOLEAN:
        case uno::TypeClass_CHAR:
        case uno::TypeClass_BYTE:
        case uno::TypeClass_SHORT:
        case uno::TypeClass_UNSIGNED_SHORT:
        case uno::TypeClass_LONG:
        case uno::TypeClass_UNSIGNED_LONG:
        case uno::TypeClass_FLOAT:
        case uno::TypeClass_DOUBLE:
            rAny >>= o_fVal;
            bRet = true;
            break;
        default:
            ;   // nothing, avoid warning
    }
    if (!bRet)
        o_fVal = 0.0;
    return bRet;
}

//------------------------------------------------------------------------

// static
ScMatrixRef ScSequenceToMatrix::CreateMixedMatrix( const com::sun::star::uno::Any & rAny )
{
    ScMatrixRef xMatrix;
    uno::Sequence< uno::Sequence< uno::Any > > aSequence;
    if ( rAny >>= aSequence )
    {
        sal_Int32 nRowCount = aSequence.getLength();
        const uno::Sequence<uno::Any>* pRowArr = aSequence.getConstArray();
        sal_Int32 nMaxColCount = 0;
        sal_Int32 nCol, nRow;
        for (nRow=0; nRow<nRowCount; nRow++)
        {
            sal_Int32 nTmp = pRowArr[nRow].getLength();
            if ( nTmp > nMaxColCount )
                nMaxColCount = nTmp;
        }
        if ( nMaxColCount && nRowCount )
        {
            rtl::OUString aUStr;
            xMatrix = new ScMatrix(
                    static_cast<SCSIZE>(nMaxColCount),
                    static_cast<SCSIZE>(nRowCount) );
            ScMatrix* pMatrix = xMatrix;
            SCSIZE nCols, nRows;
            pMatrix->GetDimensions( nCols, nRows);
            if (nCols != static_cast<SCSIZE>(nMaxColCount) || nRows != static_cast<SCSIZE>(nRowCount))
            {
                DBG_ERRORFILE( "ScSequenceToMatrix::CreateMixedMatrix: matrix exceeded max size, returning NULL matrix");
                return NULL;
            }
            for (nRow=0; nRow<nRowCount; nRow++)
            {
                sal_Int32 nColCount = pRowArr[nRow].getLength();
                const uno::Any* pColArr = pRowArr[nRow].getConstArray();
                for (nCol=0; nCol<nColCount; nCol++)
                {
                    double fVal;
                    uno::TypeClass eClass;
                    if (ScApiTypeConversion::ConvertAnyToDouble( fVal, eClass, pColArr[nCol]))
                    {
                        if (eClass == uno::TypeClass_BOOLEAN)
                            pMatrix->PutBoolean( (fVal ? true : false),
                                    static_cast<SCSIZE>(nCol),
                                    static_cast<SCSIZE>(nRow) );
                        else
                            pMatrix->PutDouble( fVal,
                                    static_cast<SCSIZE>(nCol),
                                    static_cast<SCSIZE>(nRow) );
                    }
                    else
                    {
                        // Try string, else use empty as last resort.

                        //Reflection* pRefl = pColArr[nCol].getReflection();
                        //if ( pRefl->equals( *OUString_getReflection() ) )
                        if ( pColArr[nCol] >>= aUStr )
                            pMatrix->PutString( String( aUStr ),
                                    static_cast<SCSIZE>(nCol),
                                    static_cast<SCSIZE>(nRow) );
                        else
                            pMatrix->PutEmpty(
                                    static_cast<SCSIZE>(nCol),
                                    static_cast<SCSIZE>(nRow) );
                    }
                }
                for (nCol=nColCount; nCol<nMaxColCount; nCol++)
                {
                    pMatrix->PutEmpty(
                            static_cast<SCSIZE>(nCol),
                            static_cast<SCSIZE>(nRow) );
                }
            }
        }
    }
    return xMatrix;
}


//------------------------------------------------------------------------

sal_Bool ScByteSequenceToString::GetString( String& rString, const uno::Any& rAny,
										sal_uInt16 nEncoding )
{
	uno::Sequence<sal_Int8> aSeq;
	if ( rAny >>= aSeq )
	{
		rString = String( (const sal_Char*)aSeq.getConstArray(),
							(xub_StrLen)aSeq.getLength(), nEncoding );
		rString.EraseTrailingChars( (sal_Unicode) 0 );
		return sal_True;
	}
	return sal_False;
}

//------------------------------------------------------------------------