/*

1.1.1 Class Implementation

----
This file is part of SECONDO.

Copyright (C) 2017,
Faculty of Mathematics and Computer Science,
Database Systems for New Applications.

SECONDO is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

SECONDO is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with SECONDO; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
----

*/
#include "NestedList.h"
#include "StandardTypes.h"
#include "QueryProcessor.h"

#include "Algebras/DBService/DBServiceClient.hpp"
#include "Algebras/DBService/DebugOutput.hpp"
#include "Algebras/DBService/OperatorPingDBService.hpp"

namespace DBService
{

ListExpr OperatorPingDBService::mapType(ListExpr nestedList)
{
    printFunction("OperatorPingDBService::mapType", std::cout);
    print(nestedList, std::cout);

    if (!nl->HasLength(nestedList, 0))
    {
        ErrorReporter::ReportError(
                "expected signature: (empty signature)");
        return nl->TypeError();
    }

    return listutils::basicSymbol<CcBool>();
}

int OperatorPingDBService::mapValue(Word* args,
                              Word& result,
                              int message,
                              Word& local,
                              Supplier s)
{
    printFunction("OperatorPingDBService::mapValue", std::cout);
    DBServiceClient* dbServiceClient = DBServiceClient::getInstance();
    bool isReachable = false;
    if(dbServiceClient){
       isReachable = dbServiceClient->pingDBService();
    }
    result = qp->ResultStorage(s);
    static_cast<CcBool*>(result.addr)->Set(true, isReachable);
    return 0;
}

} /* namespace DBService */