/**************************************************************
 * 
 * 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_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 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::SQLExceptionInteractionHandler > aSQLExceptionInteractionHandler_AutoRegistration;
	static ::dbaui::OMultiInstanceAutoRegistration< ::dbaui::LegacyInteractionHandler > aLegacyInteractionHandler_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;

	//=========================================================================
	//= BasicInteractionHandler
	//=========================================================================
	//-------------------------------------------------------------------------
	BasicInteractionHandler::BasicInteractionHandler( const Reference< XMultiServiceFactory >& _rxORB, const bool i_bFallbackToGeneric )
		:m_xORB( _rxORB )
        ,m_bFallbackToGeneric( i_bFallbackToGeneric )
	{
        OSL_ENSURE( !m_bFallbackToGeneric,
            "BasicInteractionHandler::BasicInteractionHandler: enabling legacy behavior, there should be no clients of this anymore!" );
	}

	//-------------------------------------------------------------------------
    ::sal_Bool SAL_CALL BasicInteractionHandler::handleInteractionRequest( const Reference< XInteractionRequest >& i_rRequest ) throw (RuntimeException)
    {
        return impl_handle_throw( i_rRequest );
    }

	//-------------------------------------------------------------------------
	void SAL_CALL BasicInteractionHandler::handle( const Reference< XInteractionRequest >& i_rRequest ) throw(RuntimeException)
    {
        impl_handle_throw( i_rRequest );
    }

	//-------------------------------------------------------------------------
    sal_Bool BasicInteractionHandler::impl_handle_throw( const Reference< XInteractionRequest >& i_Request )
	{
		Any aRequest( i_Request->getRequest() );
		DBG_ASSERT(aRequest.hasValue(), "BasicInteractionHandler::handle: invalid request!");
		if ( !aRequest.hasValue() )
			// no request -> no handling
			return sal_False;

		Sequence< Reference< XInteractionContinuation > > aContinuations( i_Request->getContinuations() );

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

		ParametersRequest aParamRequest;
		if ( aRequest >>= aParamRequest )
		{
			implHandle( aParamRequest, aContinuations );
			return sal_True;
		}

		DocumentSaveRequest aDocuRequest;
		if ( aRequest >>= aDocuRequest )
		{
			implHandle( aDocuRequest, aContinuations );
			return sal_True;
		}

        if ( m_bFallbackToGeneric )
            return implHandleUnknown( i_Request );

        return sal_False;
	}

	//-------------------------------------------------------------------------
	void BasicInteractionHandler::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(), "BasicInteractionHandler::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 BasicInteractionHandler::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, "BasicInteractionHandler::implHandle: no handler for YES!" );
                    break;

                case RET_NO:
                    if ( nDisapprovePos != -1 )
                        _rContinuations[ nDisapprovePos ]->select();
                    else
                        OSL_ENSURE( false, "BasicInteractionHandler::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, "BasicInteractionHandler::implHandle: no handler for CANCEL!" );
					break;
				case RET_RETRY:
					if ( nRetryPos != -1 )
						_rContinuations[ nRetryPos ]->select();
                    else
                        OSL_ENSURE( false, "BasicInteractionHandler::implHandle: where does the RETRY come from?" );
					break;
			}
		}
		catch( const Exception& )
		{
            DBG_UNHANDLED_EXCEPTION();
		}
	}
	//-------------------------------------------------------------------------
	void BasicInteractionHandler::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(), "BasicInteractionHandler::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 BasicInteractionHandler::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 BasicInteractionHandler::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;
	}

    //==========================================================================
    //= SQLExceptionInteractionHandler
    //==========================================================================
	IMPLEMENT_SERVICE_INFO1_STATIC( SQLExceptionInteractionHandler, "com.sun.star.comp.dbaccess.DatabaseInteractionHandler", "com.sun.star.sdb.DatabaseInteractionHandler" );

    //==========================================================================
    //= LegacyInteractionHandler
    //==========================================================================
	IMPLEMENT_SERVICE_INFO1_STATIC( LegacyInteractionHandler, "com.sun.star.comp.dbaccess.LegacyInteractionHandler", "com.sun.star.sdb.InteractionHandler" );

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