/*
    Copyright (C) 2020 Sebastian J. Wolf

    This file is part of Fernschreiber.

    fernschreiber 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.

    fernschreiber 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 Fernschreiber. If not, see <http://www.gnu.org/licenses/>.
*/

#include "tdlibwrapper.h"

TDLibWrapper::TDLibWrapper(QObject *parent) : QObject(parent)
{
    qDebug() << "[TDLibWrapper] Initializing TD Lib...";
    this->tdLibClient = td_json_client_create();
    this->tdLibReceiver = new TDLibReceiver(this->tdLibClient, this);

    connect(this->tdLibReceiver, SIGNAL(versionDetected(QString)), this, SLOT(handleVersionDetected(QString)));
    connect(this->tdLibReceiver, SIGNAL(authorizationStateChanged(QString)), this, SLOT(handleAuthorizationStateChanged(QString)));

    this->tdLibReceiver->start();
}

TDLibWrapper::~TDLibWrapper()
{
    qDebug() << "[TDLibWrapper] Destroying TD Lib...";
    this->tdLibReceiver->setActive(false);
    while (this->tdLibReceiver->isRunning()) {
        QCoreApplication::processEvents(QEventLoop::AllEvents, 1000);
    }
    td_json_client_destroy(this->tdLibClient);
}

QString TDLibWrapper::getVersion()
{
    return this->version;
}

QString TDLibWrapper::getAuthorizationState()
{
    return this->authorizationState;
}

void TDLibWrapper::handleVersionDetected(const QString &version)
{
    this->version = version;
    emit versionDetected(version);
}

void TDLibWrapper::handleAuthorizationStateChanged(const QString &authorizationState)
{
    this->authorizationState = authorizationState;
    emit authorizationStateChanged(authorizationState);
}