/*****************************************************************************
 *
 *  $Id$
 *
 *  Copyright (C) 2006-2009  Florian Pose, Ingenieurgemeinschaft IgH
 *
 *  This file is part of the IgH EtherCAT Master.
 *
 *  The IgH EtherCAT Master is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License version 2, as
 *  published by the Free Software Foundation.
 *
 *  The IgH EtherCAT Master 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 the IgH EtherCAT Master; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 *  ---
 *
 *  The license mentioned above concerns the source code only. Using the
 *  EtherCAT technology and brand is only permitted in compliance with the
 *  industrial property and similar rights of Beckhoff Automation GmbH.
 *
 ****************************************************************************/

#include <sstream>
#include <iomanip>
using namespace std;

#include "CommandDebug.h"

/*****************************************************************************/

CommandDebug::CommandDebug():
    Command("debug", "Set the master's debug level.")
{
}

/*****************************************************************************/

string CommandDebug::helpString() const
{
    stringstream str;

    str << getName() << " <LEVEL>" << endl
        << endl
        << getBriefDescription() << endl
        << endl
        << "Debug messages are printed to syslog." << endl
        << endl
        << "Arguments:" << endl
        << "  LEVEL can have one of the following values:" << endl
        << "        0 for no debugging output," << endl
        << "        1 for some debug messages, or" << endl
        << "        2 for printing all frame contents (use with caution!)."
        << endl << endl
        << numericInfo();

    return str.str();
}

/****************************************************************************/

void CommandDebug::execute(MasterDevice &m, const StringVector &args)
{
    stringstream str;
    int debugLevel;
    
    if (args.size() != 1) {
        stringstream err;
        err << "'" << getName() << "' takes exactly one argument!";
        throwInvalidUsageException(err);
    }

    str << args[0];
    str >> resetiosflags(ios::basefield) // guess base from prefix
        >> debugLevel;

    if (str.fail()) {
        stringstream err;
        err << "Invalid debug level '" << args[0] << "'!";
        throwInvalidUsageException(err);
    }

    m.open(MasterDevice::ReadWrite);
    m.setDebug(debugLevel);
}

/*****************************************************************************/