/* Copyright (C) 2019
 * swift project Community / Contributors
 *
 * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
 * directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
 * or distributed except according to the terms contained in the LICENSE file.
 */

#include "audioadvanceddistributedcomponent.h"
#include "ui_audioadvanceddistributedcomponent.h"

#include "blackgui/guiapplication.h"
#include "blackcore/context/contextaudio.h"
#include "blackcore/context/contextnetwork.h"
#include "blackcore/afv/clients/afvclient.h"

using namespace BlackMisc::Audio;
using namespace BlackCore::Context;

namespace BlackGui
{
    namespace Components
    {
        CAudioAdvancedDistributedComponent::CAudioAdvancedDistributedComponent(QWidget *parent) :
            QFrame(parent),
            ui(new Ui::CAudioAdvancedDistributedComponent)
        {
            ui->setupUi(this);

            connect(sGui->getCContextAudioBase(), &CContextAudioBase::startedAudio, this, &CAudioAdvancedDistributedComponent::onAudioStarted,  Qt::QueuedConnection);
            connect(sGui->getCContextAudioBase(), &CContextAudioBase::stoppedAudio, this, &CAudioAdvancedDistributedComponent::onAudioStoppend, Qt::QueuedConnection);
            connect(ui->pb_EnableDisable,         &QPushButton::pressed,            this, &CAudioAdvancedDistributedComponent::toggleAudioEnableDisable, Qt::QueuedConnection);
            connect(ui->pb_StartStop,             &QPushButton::pressed,            this, &CAudioAdvancedDistributedComponent::toggleAudioStartStop,     Qt::QueuedConnection);
            connect(ui->pb_ReloadRegistered,      &QPushButton::pressed,            this, &CAudioAdvancedDistributedComponent::reloadRegisteredDevices,  Qt::QueuedConnection);

            this->setButtons();
        }

        CAudioAdvancedDistributedComponent::~CAudioAdvancedDistributedComponent()
        { }

        void CAudioAdvancedDistributedComponent::toggleAudioStartStop()
        {
            if (!hasContexts()) { return; }
            const bool started = sGui->getCContextAudioBase()->isAudioStarted();
            if (started)
            {
                sGui->getCContextAudioBase()->afvClient()->disconnectFromAndStop();
            }
            else
            {
                sGui->getCContextAudioBase()->afvClient()->startAudio();
                if (sGui->getIContextNetwork()->isConnected())
                {
                    const bool connected = sGui->getCContextAudioBase()->connectAudioWithNetworkCredentials();
                    Q_UNUSED(connected)

                    // one reason for not connecting is NOT using the VATSIM ecosystem
                }
            }

            this->setButtons(2000);
        }

        void CAudioAdvancedDistributedComponent::toggleAudioEnableDisable()
        {
            if (!hasContexts()) { return; }
            const bool enabled = sGui->getCContextAudioBase()->isAudioEnabled();
            if (enabled)
            {
                sGui->getCContextAudioBase()->disableVoiceClient();
            }
            else
            {
                sGui->getCContextAudioBase()->enableVoiceClientAndStart();
            }

            this->setButtons(2000);
        }

        void CAudioAdvancedDistributedComponent::reloadRegisteredDevices()
        {
            if (!hasContexts()) { return; }
            const CAudioDeviceInfoList registeredDevices = sGui->getIContextAudio()->getRegisteredDevices();
            ui->tvp_RegisteredDevices->updateContainerMaybeAsync(registeredDevices);
        }

        void CAudioAdvancedDistributedComponent::setButtons()
        {
            if (!hasContexts()) { return; }
            const bool started = sGui->getCContextAudioBase()->isAudioStarted();
            const bool enabled = sGui->getCContextAudioBase()->isAudioEnabled();
            ui->pb_StartStop->setText(started ? "stop" : "start");
            ui->pb_StartStop->setEnabled(enabled);
            ui->pb_EnableDisable->setText(enabled ? "disable" : "enable");
        }

        void CAudioAdvancedDistributedComponent::setButtons(int delayMs)
        {
            if (!hasContexts()) { return; }
            QPointer<CAudioAdvancedDistributedComponent> myself(this);
            QTimer::singleShot(delayMs, this, [ = ]
            {
                if (!sGui || !myself || sGui->isShuttingDown()) { return; }
                this->setButtons();
            });
        }

        void CAudioAdvancedDistributedComponent::onAudioStarted(const CAudioDeviceInfo &inputDevice, const CAudioDeviceInfo &outputDevice)
        {
            Q_UNUSED(inputDevice)
            Q_UNUSED(outputDevice)
            this->setButtons();
            this->reloadRegisteredDevices();
        }

        void CAudioAdvancedDistributedComponent::onAudioStoppend()
        {
            this->setButtons();
            this->reloadRegisteredDevices();
        }

        bool CAudioAdvancedDistributedComponent::hasContexts()
        {
            if (!sGui || sGui->isShuttingDown() || !sGui->getCContextAudioBase()) { return false; }
            if (!sGui->getIContextNetwork()) { return false; }
            return true;
        }
    }
}