/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: dbinteraction.cxx,v $
 * $Revision: 1.17.6.2 $
 *
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 * 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.
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dbaccess.hxx"

#ifndef _DBAUI_INTERACTION_HXX_
#include "dbinteraction.hxx"
#endif
#ifndef _DBU_REGHELPER_HXX_
#include "dbu_reghelper.hxx"
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#ifndef TOOLS_DIAGNOSE_EX_H
#include <tools/diagnose_ex.h>
#endif
#ifndef _SV_MSGBOX_HXX
#include <vcl/msgbox.hxx>
#endif
#ifndef _DBHELPER_DBEXCEPTION_HXX_
#include <connectivity/dbexception.hxx>
#endif
#ifndef _DBAUI_SQLMESSAGE_HXX_
#include "sqlmessage.hxx"
#endif
#ifndef _COM_SUN_STAR_TASK_XINTERACTIONAPPROVE_HPP_
#include <com/sun/star/task/XInteractionApprove.hpp>
#endif
#ifndef _COM_SUN_STAR_TASK_XINTERACTIONDISAPPROVE_HPP_
#include <com/sun/star/task/XInteractionDisapprove.hpp>
#endif
#ifndef _COM_SUN_STAR_TASK_XINTERACTIONRETRY_HPP_
#include <com/sun/star/task/XInteractionRetry.hpp>
#endif
#ifndef _COM_SUN_STAR_TASK_XINTERACTIONABORT_HPP_
#include <com/sun/star/task/XInteractionAbort.hpp>
#endif
#ifndef _COM_SUN_STAR_SDB_XINTERACTIONSUPPLYPARAMETERS_HPP_
#include <com/sun/star/sdb/XInteractionSupplyParameters.hpp>
#endif
#ifndef _COM_SUN_STAR_SDB_XINTERACTIONDOCUMENTSAVE_HPP_
#include <com/sun/star/sdb/XInteractionDocumentSave.hpp>
#endif
#ifndef _SVTOOLS_LOGINDLG_HXX_
#include <svtools/logindlg.hxx>
#endif
#ifndef SFX_QUERYSAVEDOCUMENT_HXX
#include <sfx2/QuerySaveDocument.hxx>
#endif
#ifndef _DBU_UNO_HRC_
#include "dbu_uno.hrc"
#endif
#ifndef _DBAUI_PARAMDIALOG_HXX_
#include "paramdialog.hxx"
#endif
#ifndef _SV_SVAPP_HXX
#include <vcl/svapp.hxx>
#endif
#ifndef _VOS_MUTEX_HXX_
#include <vos/mutex.hxx>
#endif
#ifndef DBAUI_COLLECTIONVIEW_HXX
#include "CollectionView.hxx"
#endif
#ifndef DBAUI_TOOLS_HXX
#include "UITools.hxx"
#endif


//==========================================================================

extern "C" void SAL_CALL createRegistryInfo_OInteractionHandler()
{
    static ::dbaui::OMultiInstanceAutoRegistration< ::dbaui::OInteractionHandler > aOInteractionHandler_AutoRegistration;
}

//.........................................................................
namespace dbaui
{
//.........................................................................
    using namespace ::com::sun::star::uno;
    using namespace ::com::sun::star::ucb;
    using namespace ::com::sun::star::sdb;
    using namespace ::com::sun::star::lang;
    using namespace ::com::sun::star::task;
    using namespace ::com::sun::star::beans;
    using namespace ::dbtools;

    //=========================================================================
    //= OInteractionHandler
    //=========================================================================
    //-------------------------------------------------------------------------
    OInteractionHandler::OInteractionHandler(const Reference< XMultiServiceFactory >& _rxORB)
        :m_xORB(_rxORB)
    {
    }

    //-------------------------------------------------------------------------
    IMPLEMENT_SERVICE_INFO1_STATIC(OInteractionHandler, "com.sun.star.comp.dbu.OInteractionHandler", "com.sun.star.sdb.InteractionHandler");

    //-------------------------------------------------------------------------
    void SAL_CALL OInteractionHandler::handle(const Reference< XInteractionRequest >& _rxRequest) throw(RuntimeException)
    {
        Any aRequest;
        if (_rxRequest.is())
        {
            try { aRequest = _rxRequest->getRequest(); }
            catch(RuntimeException&) { }
        }
        DBG_ASSERT(aRequest.hasValue(), "OInteractionHandler::handle: invalid request!");
        if (!aRequest.hasValue())
            // no request -> no handling
            return;

        Sequence< Reference< XInteractionContinuation > > aContinuations;
        try { aContinuations = _rxRequest->getContinuations(); }
        catch(RuntimeException&) { }

        // try to extract an SQLException (or one of it's derived members
        SQLExceptionInfo aInfo(aRequest);
        if (aInfo.isValid())
        {
            implHandle(aInfo, aContinuations);
            return;
        }

        ParametersRequest aParamRequest;
        if (aRequest >>= aParamRequest)
        {   // it's an authentication request
            implHandle(aParamRequest, aContinuations);
            return;
        }

        DocumentSaveRequest aDocuRequest;
        if (aRequest >>= aDocuRequest)
        {   // it's an document request
            implHandle(aDocuRequest, aContinuations);
            return;
        }

        OSL_VERIFY( implHandleUnknown( _rxRequest ) );
    }

    //-------------------------------------------------------------------------
    void OInteractionHandler::implHandle(const ParametersRequest& _rParamRequest, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
    {
        ::vos::OGuard aGuard(Application::GetSolarMutex());
            // want to open a dialog ....

        sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);
        sal_Int32 nParamPos = getContinuation(SUPPLY_PARAMETERS, _rContinuations);

        Reference< XInteractionSupplyParameters > xParamCallback;
        if (-1 != nParamPos)
            xParamCallback = Reference< XInteractionSupplyParameters >(_rContinuations[nParamPos], UNO_QUERY);
        DBG_ASSERT(xParamCallback.is(), "OInteractionHandler::implHandle(ParametersRequest): can't set the parameters without an appropriate interaction handler!s");

        // determine the style of the dialog, dependent on the present continuation types
        WinBits nDialogStyle = WB_OK | WB_DEF_OK;
        if (-1 != nAbortPos)
            nDialogStyle = WB_OK_CANCEL;

        OParameterDialog aDlg(NULL, _rParamRequest.Parameters, _rParamRequest.Connection, m_xORB);
        sal_Int16 nResult = aDlg.Execute();
        try
        {
            switch (nResult)
            {
                case RET_OK:
                    if (xParamCallback.is())
                    {
                        xParamCallback->setParameters(aDlg.getValues());
                        xParamCallback->select();
                    }
                    break;
                default:
                    if (-1 != nAbortPos)
                        _rContinuations[nAbortPos]->select();
                    break;
            }
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION();
        }
    }

    //-------------------------------------------------------------------------
    void OInteractionHandler::implHandle(const SQLExceptionInfo& _rSqlInfo, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
    {
        ::vos::OGuard aGuard(Application::GetSolarMutex());
            // want to open a dialog ....

        sal_Int32 nApprovePos = getContinuation(APPROVE, _rContinuations);
        sal_Int32 nDisapprovePos = getContinuation(DISAPPROVE, _rContinuations);
        sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);
        sal_Int32 nRetryPos = getContinuation(RETRY, _rContinuations);

        // determine the style of the dialog, dependent on the present continuation types
        WinBits nDialogStyle = 0;
        bool bHaveCancel = nAbortPos != -1;
        // "approve" means "Yes", "disapprove" means "No"
        // VCL only supports having both (which makes sense ...)
        if ( ( nApprovePos != -1 ) || ( nDisapprovePos != -1 ) )
            nDialogStyle = ( bHaveCancel ? WB_YES_NO_CANCEL : WB_YES_NO ) | WB_DEF_YES;
        else
        {
            // if there's no yes/no, then use a default OK button
            nDialogStyle = ( bHaveCancel ? WB_OK_CANCEL : WB_OK ) | WB_DEF_OK;
        }

        // If there's a "Retry" continuation, have a "Retry" button
        if ( nRetryPos != -1 )
        {
            nDialogStyle = WB_RETRY_CANCEL | WB_DEF_RETRY;
        }

        // excute the dialog
        OSQLMessageBox aDialog(NULL, _rSqlInfo, nDialogStyle);
            // TODO: need a way to specify the parent window
        sal_Int16 nResult = aDialog.Execute();
        try
        {
            switch (nResult)
            {
                case RET_YES:
                case RET_OK:
                    if ( nApprovePos != -1 )
                        _rContinuations[ nApprovePos ]->select();
                    else
                        OSL_ENSURE( nResult != RET_YES, "OInteractionHandler::implHandle: no handler for YES!" );
                    break;

                case RET_NO:
                    if ( nDisapprovePos != -1 )
                        _rContinuations[ nDisapprovePos ]->select();
                    else
                        OSL_ENSURE( false, "OInteractionHandler::implHandle: no handler for NO!" );
                    break;

                case RET_CANCEL:
                    if ( nAbortPos != -1 )
                        _rContinuations[ nAbortPos ]->select();
                    else if ( nDisapprovePos != -1 )
                        _rContinuations[ nDisapprovePos ]->select();
                    else
                        OSL_ENSURE( false, "OInteractionHandler::implHandle: no handler for CANCEL!" );
                    break;
                case RET_RETRY:
                    if ( nRetryPos != -1 )
                        _rContinuations[ nRetryPos ]->select();
                    else
                        OSL_ENSURE( false, "OInteractionHandler::implHandle: where does the RETRY come from?" );
                    break;
            }
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION();
        }
    }
    //-------------------------------------------------------------------------
    void OInteractionHandler::implHandle(const DocumentSaveRequest& _rDocuRequest, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
    {
        ::vos::OGuard aGuard(Application::GetSolarMutex());
            // want to open a dialog ....

        sal_Int32 nApprovePos = getContinuation(APPROVE, _rContinuations);
        sal_Int32 nDisApprovePos = getContinuation(DISAPPROVE, _rContinuations);
        sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);

        short nRet = RET_YES;
        if ( -1 != nApprovePos )
        {
            // fragen, ob gespeichert werden soll
            nRet = ExecuteQuerySaveDocument(NULL,_rDocuRequest.Name);
        }

        if ( RET_CANCEL == nRet )
        {
            if (-1 != nAbortPos)
                _rContinuations[nAbortPos]->select();
            return;
        }
        else if ( RET_YES == nRet )
        {
            sal_Int32 nDocuPos = getContinuation(SUPPLY_DOCUMENTSAVE, _rContinuations);

            if (-1 != nDocuPos)
            {
                Reference< XInteractionDocumentSave > xCallback(_rContinuations[nDocuPos], UNO_QUERY);
                DBG_ASSERT(xCallback.is(), "OInteractionHandler::implHandle(DocumentSaveRequest): can't save document without an appropriate interaction handler!s");

                // determine the style of the dialog, dependent on the present continuation types
                WinBits nDialogStyle = WB_OK | WB_DEF_OK;
                if (-1 != nAbortPos)
                    nDialogStyle = WB_OK_CANCEL;

                OCollectionView aDlg(NULL,_rDocuRequest.Content,_rDocuRequest.Name,m_xORB);
                sal_Int16 nResult = aDlg.Execute();
                try
                {
                    switch (nResult)
                    {
                        case RET_OK:
                            if (xCallback.is())
                            {
                                xCallback->setName(aDlg.getName(),aDlg.getSelectedFolder());
                                xCallback->select();
                            }
                            break;
                        default:
                            if (-1 != nAbortPos)
                                _rContinuations[nAbortPos]->select();
                            break;
                    }
                }
                catch( const Exception& )
                {
                    DBG_UNHANDLED_EXCEPTION();
                }
            }
            else if ( -1 != nApprovePos )
                _rContinuations[nApprovePos]->select();
        }
        else if ( -1 != nDisApprovePos )
                _rContinuations[nDisApprovePos]->select();
    }

    //-------------------------------------------------------------------------
    bool OInteractionHandler::implHandleUnknown( const Reference< XInteractionRequest >& _rxRequest )
    {
        Reference< XInteractionHandler > xFallbackHandler;
        if ( m_xORB.is() )
            xFallbackHandler = xFallbackHandler.query( m_xORB->createInstance( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.task.InteractionHandler" ) ) ) );
        if ( xFallbackHandler.is() )
        {
            xFallbackHandler->handle( _rxRequest );
            return true;
        }
        return false;
    }

    //-------------------------------------------------------------------------
    sal_Int32 OInteractionHandler::getContinuation(Continuation _eCont, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
    {
        const Reference< XInteractionContinuation >* pContinuations = _rContinuations.getConstArray();
        for (sal_Int32 i=0; i<_rContinuations.getLength(); ++i, ++pContinuations)
        {
            switch (_eCont)
            {
                case APPROVE:
                    if (Reference< XInteractionApprove >(*pContinuations, UNO_QUERY).is())
                        return i;
                    break;
                case DISAPPROVE:
                    if (Reference< XInteractionDisapprove >(*pContinuations, UNO_QUERY).is())
                        return i;
                    break;
                case RETRY:
                    if (Reference< XInteractionRetry >(*pContinuations, UNO_QUERY).is())
                        return i;
                    break;
                case ABORT:
                    if (Reference< XInteractionAbort >(*pContinuations, UNO_QUERY).is())
                        return i;
                    break;
                case SUPPLY_PARAMETERS:
                    if (Reference< XInteractionSupplyParameters >(*pContinuations, UNO_QUERY).is())
                        return i;
                    break;
                case SUPPLY_DOCUMENTSAVE:
                    if (Reference< XInteractionDocumentSave >(*pContinuations, UNO_QUERY).is())
                        return i;
                    break;
            }
        }

        return -1;
    }


//.........................................................................
}   // namespace dbaui
//.........................................................................