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/* -*- 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 "EditBase.hxx"
#include <property.hxx>
#include <services.hxx>
#include <tools/debug.hxx>
#include <comphelper/basicio.hxx>
#include <comphelper/property.hxx>
#include <comphelper/types.hxx>
#include <cppuhelper/queryinterface.hxx>
#include <frm_resource.hxx>
#include <strings.hrc>
#include <tools/time.hxx>
#include <tools/date.hxx>
#include <com/sun/star/util/Time.hpp>
#include <com/sun/star/util/Date.hpp>


namespace frm
{
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::form;
using namespace ::com::sun::star::awt;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;

namespace
{
    const sal_uInt16 DEFAULT_LONG    =  0x0001;
    const sal_uInt16 DEFAULT_DOUBLE  =  0x0002;
    const sal_uInt16 FILTERPROPOSAL  =  0x0004;
    const sal_uInt16 DEFAULT_TIME    =  0x0008;
    const sal_uInt16 DEFAULT_DATE    =  0x0010;
}


OEditBaseModel::OEditBaseModel( const Reference< XComponentContext >& _rxFactory, const OUString& rUnoControlModelName,
        const OUString& rDefault, const bool _bSupportExternalBinding, const bool _bSupportsValidation )
    :OBoundControlModel( _rxFactory, rUnoControlModelName, rDefault, true, _bSupportExternalBinding, _bSupportsValidation )
    ,m_nLastReadVersion(0)
    ,m_bEmptyIsNull(true)
    ,m_bFilterProposal(false)
{
}


OEditBaseModel::OEditBaseModel( const OEditBaseModel* _pOriginal, const Reference< XComponentContext >& _rxFactory )
     :OBoundControlModel( _pOriginal, _rxFactory )
     ,m_nLastReadVersion(0)
{

    m_bFilterProposal = _pOriginal->m_bFilterProposal;
    m_bEmptyIsNull = _pOriginal->m_bEmptyIsNull;
    m_aDefault = _pOriginal->m_aDefault;
    m_aDefaultText = _pOriginal->m_aDefaultText;
}


OEditBaseModel::~OEditBaseModel( )
{
}

// XPersist

void OEditBaseModel::write(const Reference<XObjectOutputStream>& _rxOutStream)
{
    OBoundControlModel::write(_rxOutStream);

    // Version
    sal_uInt16 nVersionId = 0x0006;
    DBG_ASSERT((getPersistenceFlags() & ~PF_SPECIAL_FLAGS) == 0,
        "OEditBaseModel::write : invalid special version flags !");
        // please don't use other flags, older versions can't interpret them !

    nVersionId |= getPersistenceFlags();
    _rxOutStream->writeShort(nVersionId);

    // Name
    _rxOutStream->writeShort(0);    // obsolete
    _rxOutStream << m_aDefaultText;

    // Masking for any
    sal_uInt16 nAnyMask = 0;
    if (m_aDefault.getValueType().getTypeClass() == TypeClass_LONG)
        nAnyMask |= DEFAULT_LONG;
    else if (m_aDefault.getValueType().getTypeClass() == TypeClass_DOUBLE)
        nAnyMask |= DEFAULT_DOUBLE;
    else if (m_aDefault.getValueType() == cppu::UnoType<util::Time>::get())
        nAnyMask |= DEFAULT_TIME;
    else if (m_aDefault.getValueType() == cppu::UnoType<util::Date>::get())
        nAnyMask |= DEFAULT_DATE;

    if (m_bFilterProposal)  // Don't save a value, because it's boolean
        nAnyMask |= FILTERPROPOSAL;

    _rxOutStream->writeBoolean(m_bEmptyIsNull);
    _rxOutStream->writeShort(nAnyMask);

    if ((nAnyMask & DEFAULT_LONG) == DEFAULT_LONG)
        _rxOutStream->writeLong(getINT32(m_aDefault));
    else if ((nAnyMask & DEFAULT_DOUBLE) == DEFAULT_DOUBLE)
        _rxOutStream->writeDouble(getDouble(m_aDefault));
    else if ((nAnyMask & DEFAULT_TIME) == DEFAULT_TIME)
    {
        util::Time aTime;
        OSL_VERIFY(m_aDefault >>= aTime);
        _rxOutStream->writeHyper(::tools::Time(aTime).GetTime());
    }
    else if ((nAnyMask & DEFAULT_DATE) == DEFAULT_DATE)
    {
        util::Date aDate;
        OSL_VERIFY(m_aDefault >>= aDate);
        _rxOutStream->writeLong(::Date(aDate).GetDate());
    }

    // since version 5 we write the help text
    writeHelpTextCompatibly(_rxOutStream);
    // (that's potentially bad : at the time I added the above line we had two derived classes : OEditModel and
    // OFormattedModel. The first one does not have an own version handling, so it can't write the help text itself,
    // the second one does its own writing (reading) after calling our method, so normally we shouldn't write any
    // additional members as this is not compatible to older office versions.
    // We decided to place the writing of the help text here as it seems the less worse alternative. There is no delivered
    // office version including formatted controls (and thus the OFormattedModel), and the OFormattedModel::read seems
    // robust against this change (as it will read a wrong and unknown file version and thus set its members to defaults).

    if ((nVersionId & PF_HANDLE_COMMON_PROPS) != 0)
        writeCommonEditProperties(_rxOutStream);

    // !!! properties common to all OEditBaseModel derived classes should be written in writeCommonEditProperties !!!
}


sal_uInt16 OEditBaseModel::getPersistenceFlags() const
{
    return PF_HANDLE_COMMON_PROPS;
}


void OEditBaseModel::read(const Reference<XObjectInputStream>& _rxInStream)
{
    OBoundControlModel::read(_rxInStream);
    ::osl::MutexGuard aGuard(m_aMutex);

    // Version's own version number
    sal_uInt16 nVersion = _rxInStream->readShort();
    m_nLastReadVersion = nVersion;

    bool bHandleCommonProps = (nVersion & PF_HANDLE_COMMON_PROPS) != 0;
    nVersion = nVersion & ~PF_SPECIAL_FLAGS;

    // obsolete
    _rxInStream->readShort();

    _rxInStream >> m_aDefaultText;

    if (nVersion >= 0x0003)
    {
        m_bEmptyIsNull = _rxInStream->readBoolean();

        sal_uInt16 nAnyMask = _rxInStream->readShort();
        if ((nAnyMask & DEFAULT_LONG) == DEFAULT_LONG)
        {
            sal_Int32 nValue = _rxInStream->readLong();
            m_aDefault <<= nValue;
        }
        else if ((nAnyMask & DEFAULT_DOUBLE) == DEFAULT_DOUBLE)
        {
            double fValue = _rxInStream->readDouble();
            m_aDefault <<= fValue;
        }
        else if ((nAnyMask & DEFAULT_TIME) == DEFAULT_TIME)
        {
            m_aDefault <<= ::tools::Time(_rxInStream->readHyper()).GetUNOTime();
        }
        else if ((nAnyMask & DEFAULT_DATE) == DEFAULT_DATE)
        {
            m_aDefault <<= ::Date(_rxInStream->readLong()).GetUNODate();
        }

        if ((nAnyMask & FILTERPROPOSAL) == FILTERPROPOSAL)
            m_bFilterProposal = true;
    }

    if (nVersion > 4)
        readHelpTextCompatibly(_rxInStream);

    if (bHandleCommonProps)
        readCommonEditProperties(_rxInStream);

    // After reading, display default values
    if ( !getControlSource().isEmpty() )
        // (not if we don't have a control source - the "State" property acts like it is persistent, then)
        resetNoBroadcast();
};


void OEditBaseModel::defaultCommonEditProperties()<--- The function 'defaultCommonEditProperties' is never used.
{
    OBoundControlModel::defaultCommonProperties();
    // no own common properties at the moment
}


void OEditBaseModel::readCommonEditProperties(const Reference<XObjectInputStream>& _rxInStream)
{
    sal_Int32 nLen = _rxInStream->readLong();

    Reference<XMarkableStream>  xMark(_rxInStream, UNO_QUERY);
    DBG_ASSERT(xMark.is(), "OBoundControlModel::readCommonProperties : can only work with markable streams !");
    sal_Int32 nMark = xMark->createMark();

    // read properties common to all OBoundControlModels
    OBoundControlModel::readCommonProperties(_rxInStream);

    // read properties common to all OEditBaseModels

    // skip the remaining bytes
    xMark->jumpToMark(nMark);
    _rxInStream->skipBytes(nLen);
    xMark->deleteMark(nMark);
}


void OEditBaseModel::writeCommonEditProperties(const Reference<XObjectOutputStream>& _rxOutStream)
{
    Reference<XMarkableStream>  xMark(_rxOutStream, UNO_QUERY);
    DBG_ASSERT(xMark.is(), "OEditBaseModel::writeCommonProperties : can only work with markable streams !");
    sal_Int32 nMark = xMark->createMark();

    // a placeholder where we will write the overall length (later in this method)
    sal_Int32 nLen = 0;
    _rxOutStream->writeLong(nLen);

    // write properties common to all OBoundControlModels
    OBoundControlModel::writeCommonProperties(_rxOutStream);

    // write properties common to all OEditBaseModels

    // close the block - write the correct length at the beginning
    nLen = xMark->offsetToMark(nMark) - sizeof(nLen);
    xMark->jumpToMark(nMark);
    _rxOutStream->writeLong(nLen);
    xMark->jumpToFurthest();
    xMark->deleteMark(nMark);
}


void OEditBaseModel::getFastPropertyValue( Any& rValue, sal_Int32 nHandle ) const
{
    switch (nHandle)
    {
        case PROPERTY_ID_EMPTY_IS_NULL:
            rValue <<= m_bEmptyIsNull;
            break;
        case PROPERTY_ID_FILTERPROPOSAL:
            rValue <<= m_bFilterProposal;
            break;
        case PROPERTY_ID_DEFAULT_TEXT:
            rValue <<= m_aDefaultText;
            break;
        case PROPERTY_ID_DEFAULT_VALUE:
        case PROPERTY_ID_DEFAULT_DATE:
        case PROPERTY_ID_DEFAULT_TIME:
            rValue = m_aDefault;
            break;
        default:
            OBoundControlModel::getFastPropertyValue(rValue, nHandle);
    }
}

sal_Bool OEditBaseModel::convertFastPropertyValue( Any& rConvertedValue, Any& rOldValue,
                                            sal_Int32 nHandle, const Any& rValue )
{
    bool bModified(false);
    switch (nHandle)
    {
        case PROPERTY_ID_EMPTY_IS_NULL:
            bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_bEmptyIsNull);
            break;
        case PROPERTY_ID_FILTERPROPOSAL:
            bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_bFilterProposal);
            break;
        case PROPERTY_ID_DEFAULT_TEXT:
            bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_aDefaultText);
            break;
        case PROPERTY_ID_DEFAULT_VALUE:
            bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_aDefault, cppu::UnoType<double>::get());
            break;
        case PROPERTY_ID_DEFAULT_DATE:
            bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_aDefault, cppu::UnoType<util::Date>::get());
            break;
        case PROPERTY_ID_DEFAULT_TIME:
            bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_aDefault, cppu::UnoType<util::Time>::get());
            break;
        default:
            bModified = OBoundControlModel::convertFastPropertyValue(
                                            rConvertedValue,
                                            rOldValue,
                                            nHandle,
                                            rValue);
    }
    return bModified;
}

void OEditBaseModel::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const Any& rValue )
{
    switch (nHandle)
    {
        case PROPERTY_ID_EMPTY_IS_NULL:
            DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_BOOLEAN, "invalid type" );
            m_bEmptyIsNull = getBOOL(rValue);
            break;
        case PROPERTY_ID_FILTERPROPOSAL:
            DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_BOOLEAN, "invalid type" );
            m_bFilterProposal = getBOOL(rValue);
            break;
        // Changing the default values causes a reset
        case PROPERTY_ID_DEFAULT_TEXT:
            DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_STRING, "invalid type" );
            rValue >>= m_aDefaultText;
            resetNoBroadcast();
            break;
        case PROPERTY_ID_DEFAULT_VALUE:
        case PROPERTY_ID_DEFAULT_DATE:
        case PROPERTY_ID_DEFAULT_TIME:
            m_aDefault = rValue;
            resetNoBroadcast();
            break;
        default:
            OBoundControlModel::setFastPropertyValue_NoBroadcast(nHandle, rValue );
    }
}

// XPropertyState

Any OEditBaseModel::getPropertyDefaultByHandle( sal_Int32 nHandle ) const
{
    switch (nHandle)
    {
        case PROPERTY_ID_DEFAULT_TEXT:
            return makeAny(OUString());
        case PROPERTY_ID_FILTERPROPOSAL:
            return makeAny(false);
        case PROPERTY_ID_DEFAULT_VALUE:
        case PROPERTY_ID_DEFAULT_DATE:
        case PROPERTY_ID_DEFAULT_TIME:
            return Any();
        default:
            return OBoundControlModel::getPropertyDefaultByHandle(nHandle);
    }
}


}


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