/*
 * DeviceServiceBase.cpp
 *
 *  Created on: Feb 1, 2021
 *      Author: emanoil
 *
 * hardwarecontrol Copyright (C) 2021 trinity desktop development team
 *
 * This program 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.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#include <unistd.h>
#include <tqfile.h>
#include <tqtextstream.h>

#include "common.h"
#include <tqdbuserror.h>

#include "DeviceServiceBase.h"

DeviceServiceBase::DeviceServiceBase(TQT_DBusConnection &conn)
: m_connection(&conn)
{
    // TODO Auto-generated constructor stub

}

DeviceServiceBase::~DeviceServiceBase()
{
    DEL(m_connection)
}

bool DeviceServiceBase::canSetDeviceValue(const TQString& device, TQT_DBusError& error) {
    // check if path is writable
    int rval = access (device.latin1(), W_OK);
    if (rval != 0)
        return false;
    return true;
}

bool DeviceServiceBase::setDeviceValue(const TQString& device, const TQString& param, TQT_DBusError& error) {
    // make sure path is writable
    if (canSetDeviceValue(device, error)) {
        TQFile file(device);
        if (!file.open( IO_WriteOnly ) ) {
            error = TQT_DBusError::stdFailed(TQString ("Could not open device %1").arg(device));
            return false;
        }
        TQTextStream stream( &file );
        stream << param;
        file.close();
    } else {
        error = TQT_DBusError::stdFailed(TQString ("Could not access device %1").arg(device));
        return false;
    }
    return true;
}