/*************************************************************************
 *  Copyright (C) 2014 by Andrius Štikonas <andrius@stikonas.eu>         *
 *                                                                       *
 *  This program 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 3 of the License, or    *
 *  (at your option) any later version.                                  *
 *                                                                       *
 *  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, see <http://www.gnu.org/licenses/>.*
 *************************************************************************/

#include <QFile>
#include <QProcess>
#include <QTextStream>

#include "dialog.h"
#include "ui_dialog.h"

Dialog::Dialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::Dialog)
{
    ui->setupUi(this);
    QObject::connect(ui->buttonQuit, &QPushButton::clicked, this, &Dialog::reject);
    QObject::connect(ui->buttonStart, &QPushButton::clicked, this, &Dialog::connectToClients);
}

Dialog::~Dialog()
{
    delete ui;
}

void Dialog::connectToClients()
{
    QString line, command = QStringLiteral("tvnserver");

    if(connected)
    {
        QStringList arguments;
        arguments << QStringLiteral("-controlservice") << QStringLiteral("-disconnectall") << line;
        QProcess *process = new QProcess();
        process->start(command, arguments);
        connected = false;
        ui->buttonStart->setText(QStringLiteral("Start streaming"));

        return;
    }

    QFile file(QStringLiteral("clients.txt"));
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
            return;
    QTextStream in(&file);
    while (!in.atEnd()) {
        line = in.readLine();
        if (line != QString())
        {
            QStringList arguments;
            arguments << QStringLiteral("-controlservice") << QStringLiteral("-connect") << line;
            QProcess *process = new QProcess();
            process->start(command, arguments);
        }
    }
    connected = true;
    ui->buttonStart->setText(QStringLiteral("Disconnect"));

    return;
}