/* antimicrox Gamepad to KB+M event mapper
 * Copyright (C) 2015 Travis Nickles <nickles.travis@gmail.com>
 * Copyright (C) 2020 Jagoda Górska <juliagoda.pl@protonmail>
 *
 * 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 "inputdaemon.h"

#include "antimicrosettings.h"
#include "common.h"
#include "globalvariables.h"
#include "inputdevicebitarraystatus.h"
#include "joydpad.h"
#include "joysensor.h"
#include "joystick.h"
#include "logger.h"
#include "sdleventreader.h"

#include <QDebug>
#include <QEventLoop>
#include <QMapIterator>
#include <QThread>
#include <QTime>
#include <QTimer>

InputDaemon::InputDaemon(QMap<SDL_JoystickID, InputDevice *> *joysticks, AntiMicroSettings *settings, bool graphical,
                         QObject *parent)
    : QObject(parent)
    , pollResetTimer(this)
{
    m_joysticks = joysticks;
    // Xbox360Wireless* xbox360class = new Xbox360Wireless();
    // xbox360 = xbox360class->getResult();
    this->stopped = false;
    m_graphical = graphical;
    m_settings = settings;

    eventWorker = new SDLEventReader(joysticks, settings);
    refreshJoysticks();
    sdlWorkerThread = nullptr;

    if (m_graphical)
    {
        sdlWorkerThread = new QThread;
        sdlWorkerThread->setObjectName("sdlWorkerThread");
        eventWorker->moveToThread(sdlWorkerThread);

        connect(sdlWorkerThread, &QThread::started, eventWorker, &SDLEventReader::performWork);
        connect(eventWorker, &SDLEventReader::eventRaised, this, &InputDaemon::run);

        connect(JoyButton::getMouseHelper(), &JoyButtonMouseHelper::gamepadRefreshRateUpdated, eventWorker,
                &SDLEventReader::updatePollRate);

        connect(JoyButton::getMouseHelper(), &JoyButtonMouseHelper::gamepadRefreshRateUpdated, this,
                &InputDaemon::updatePollResetRate);
        connect(JoyButton::getMouseHelper(), &JoyButtonMouseHelper::mouseRefreshRateUpdated, this,
                &InputDaemon::updatePollResetRate);

        // Timer in case SDL does not produce an axis event during a joystick
        // poll.
        pollResetTimer.setSingleShot(true);
        pollResetTimer.setInterval(
            qMax(GlobalVariables::JoyButton::mouseRefreshRate, GlobalVariables::JoyButton::gamepadRefreshRate) + 1);

        connect(&pollResetTimer, &QTimer::timeout, this, &InputDaemon::resetActiveButtonMouseDistances);
    }
}

InputDaemon::~InputDaemon()
{
    if (eventWorker != nullptr)
        quit();

    if (sdlWorkerThread != nullptr)
    {
        sdlWorkerThread->quit();
        sdlWorkerThread->wait();
        sdlWorkerThread->deleteLater();
        sdlWorkerThread = nullptr;
    }
}

void InputDaemon::startWorker()
{
    if (!sdlWorkerThread->isRunning())
        sdlWorkerThread->start(QThread::HighPriority);
}

void InputDaemon::run()
{
    PadderCommon::inputDaemonMutex.lock();

    // SDL has found events. The timeout is not necessary.
    pollResetTimer.stop();

    if (!stopped)
    {
        JoyButton::resetActiveButtonMouseDistances(JoyButton::getMouseHelper());

        QQueue<SDL_Event> sdlEventQueue;
        firstInputPass(&sdlEventQueue);
        modifyUnplugEvents(&sdlEventQueue);
        secondInputPass(&sdlEventQueue);
        clearBitArrayStatusInstances();
    }

    if (stopped)
    {
        if (m_joysticks->size() > 0)
            emit complete(m_joysticks->value(0));

        emit complete();
        stopped = false;
    } else
    {
        QTimer::singleShot(0, eventWorker, SLOT(performWork()));
        pollResetTimer.start();
    }

    PadderCommon::inputDaemonMutex.unlock();
}

QString InputDaemon::getJoyInfo(SDL_JoystickGUID sdlvalue)
{
    char buffer[65] = {'0'};

    SDL_JoystickGetGUIDString(sdlvalue, buffer, sizeof(buffer));

    return QString(buffer);
}

QString InputDaemon::getJoyInfo(Uint16 sdlvalue)
{
    char buffer[50] = {'0'};

    sprintf(buffer, "%u", sdlvalue);

    return QString(buffer);
}

void InputDaemon::refreshJoysticks()
{
    QMapIterator<SDL_JoystickID, InputDevice *> iter(*m_joysticks);

    while (iter.hasNext())
    {
        InputDevice *joystick = iter.next().value();

        if (joystick != nullptr)
        {
            m_joysticks->remove(iter.key());
            joystick->deleteLater();
        }
    }

    m_joysticks->clear();
    getTrackjoysticksLocal().clear();
    trackcontrollers.clear();

    m_settings->getLock()->lock();
    m_settings->beginGroup("Mappings");

    QMap<QString, int> uniques = QMap<QString, int>();
    int counterUniques = 1;
    bool duplicatedGamepad = false;

    for (int i = 0; i < SDL_NumJoysticks(); i++)
    {
        int index = i;

        // Check if device is considered a Game Controller at the start.
        if (SDL_IsGameController(index))
        {
            SDL_GameController *controller = SDL_GameControllerOpen(index);

            if (controller != nullptr)
            {
                SDL_Joystick *sdlStick = SDL_GameControllerGetJoystick(controller);
                SDL_JoystickID tempJoystickID = SDL_JoystickInstanceID(sdlStick);

                // Check if device has already been grabbed.
                if (!m_joysticks->contains(tempJoystickID))
                {
                    QString guidText = getJoyInfo(SDL_JoystickGetGUID(sdlStick));
                    QString vendor = getJoyInfo(SDL_GameControllerGetVendor(controller));
                    QString productID = getJoyInfo(SDL_GameControllerGetProduct(controller));

                    if (uniques.contains(guidText))
                    {
                        productID = getJoyInfo(SDL_GameControllerGetProduct(controller) + ++uniques[guidText]);
                        duplicatedGamepad = true;

                        // previous value will be erased in map anyway
                        uniques.insert(guidText, uniques[guidText]);
                    } else
                    {
                        uniques.insert(guidText, counterUniques);
                    }

                    convertMappingsToUnique(m_settings, guidText, guidText + vendor + productID);

                    bool disableGameController =
                        m_settings->value(QString("%1Disable").arg(guidText + vendor + productID), false).toBool();

                    // Check if user has designated device Joystick mode.
                    if (!disableGameController)
                    {
                        int resultDuplicated = 0;
                        if (duplicatedGamepad)
                            resultDuplicated = uniques.value(guidText);

                        GameController *damncontroller =
                            new GameController(controller, index, m_settings, resultDuplicated, this);
                        duplicatedGamepad = false;
                        connect(damncontroller, &GameController::requestWait, eventWorker, &SDLEventReader::haltServices);
                        m_joysticks->insert(tempJoystickID, damncontroller);
                        trackcontrollers.insert(tempJoystickID, damncontroller);

                        emit deviceAdded(damncontroller);
                    } else
                    {
                        Joystick *joystick = openJoystickDevice(index);

                        if (joystick != nullptr)
                            emit deviceAdded(joystick);
                    }
                } else
                {
                    SDL_GameControllerClose(controller); // Make sure to decrement reference count
                }
            }
        } else
        {
            Joystick *joystick = openJoystickDevice(index);

            if (joystick != nullptr)
                emit deviceAdded(joystick);
        }
    }

    m_settings->endGroup();
    m_settings->getLock()->unlock();

    emit joysticksRefreshed(m_joysticks);
}

void InputDaemon::stop()
{
    stopped = true;
    pollResetTimer.stop();
}

void InputDaemon::refresh()
{
    qDebug() << "REFRESH";

    stop();

    qInfo() << "Refreshing joystick list";

    QEventLoop q;
    connect(eventWorker, &SDLEventReader::sdlStarted, &q, &QEventLoop::quit);
    QTimer::singleShot(0, eventWorker, SLOT(refresh()));
    // QMetaObject::invokeMethod(eventWorker, "refresh", Qt::BlockingQueuedConnection);

    if (eventWorker->isSDLOpen())
        q.exec();

    disconnect(eventWorker, &SDLEventReader::sdlStarted, &q, &QEventLoop::quit);

    pollResetTimer.stop();

    // Put in an extra delay before refreshing the joysticks
    QTimer temp;
    connect(&temp, &QTimer::timeout, &q, &QEventLoop::quit);
    temp.start(100);
    q.exec();

    refreshJoysticks();
    QTimer::singleShot(100, eventWorker, SLOT(performWork()));

    stopped = false;
}

void InputDaemon::refreshJoystick(InputDevice *joystick)
{
    joystick->reset();

    emit joystickRefreshed(joystick);
}

void InputDaemon::quit()
{
    stopped = true;
    pollResetTimer.stop();

    disconnect(eventWorker, &SDLEventReader::eventRaised, this, nullptr);

    // Wait for SDL to finish. Let worker destructor close SDL.
    // Let InputDaemon destructor close thread instance.
    if (m_graphical)
    {
        QMetaObject::invokeMethod(eventWorker, "stop");
        QMetaObject::invokeMethod(eventWorker, "quit");
        QMetaObject::invokeMethod(eventWorker, "deleteLater", Qt::BlockingQueuedConnection);
    } else
    {
        eventWorker->stop();
        eventWorker->quit();
        delete eventWorker;
    }

    eventWorker = nullptr;
}

void InputDaemon::refreshMapping(QString mapping, InputDevice *device)
{
    bool found = false;

    QMap<QString, int> uniques = QMap<QString, int>();
    int counterUniques = 1;
    bool duplicatedGamepad = false;

    for (int i = 0; (i < SDL_NumJoysticks()) && !found; i++)
    // for (int i = 0; (i < 1) && !found; i++)
    {
        SDL_Joystick *joystick = SDL_JoystickOpen(i);
        // SDL_Joystick *joystick = xbox360;
        SDL_JoystickID joystickID = SDL_JoystickInstanceID(joystick);

        if (device->getSDLJoystickID() == joystickID)
        {
            found = true;

            if (SDL_IsGameController(i))
            {
                // Mapping string updated. Perform basic refresh
                QByteArray tempbarray = mapping.toUtf8();
                SDL_GameControllerAddMapping(tempbarray.data());
            } else
            {
                // Previously registered as a plain joystick. Add
                // mapping and check for validity. If SDL accepts it,
                // close current device and re-open as
                // a game controller.
                SDL_GameControllerAddMapping(mapping.toUtf8().constData());

                if (SDL_IsGameController(i))
                {
                    device->closeSDLDevice();
                    getTrackjoysticksLocal().remove(joystickID);
                    m_joysticks->remove(joystickID);

                    SDL_GameController *controller = SDL_GameControllerOpen(i);

                    QString guidText = getJoyInfo(SDL_JoystickGetGUID(SDL_GameControllerGetJoystick(controller)));

                    if (uniques.contains(guidText))
                    {
                        ++uniques[guidText];
                        duplicatedGamepad = true;

                        // previous value will be erased in map anyway
                        uniques.insert(guidText, uniques[guidText]);
                    } else
                    {
                        uniques.insert(guidText, counterUniques);
                    }

                    int resultDuplicated = 0;
                    if (duplicatedGamepad)
                        resultDuplicated = counterUniques;

                    GameController *damncontroller = new GameController(controller, i, m_settings, resultDuplicated, this);
                    duplicatedGamepad = false;
                    connect(damncontroller, &GameController::requestWait, eventWorker, &SDLEventReader::haltServices);
                    SDL_Joystick *sdlStick = SDL_GameControllerGetJoystick(controller);
                    joystickID = SDL_JoystickInstanceID(sdlStick);
                    m_joysticks->insert(joystickID, damncontroller);
                    trackcontrollers.insert(joystickID, damncontroller);
                    emit deviceUpdated(i, damncontroller);
                }
            }
        }

        // Make sure to decrement reference count
        SDL_JoystickClose(joystick);
    }
}

void InputDaemon::removeDevice(InputDevice *device)
{
    if (device != nullptr)
    {
        SDL_JoystickID deviceID = device->getSDLJoystickID();

        m_joysticks->remove(deviceID);
        getTrackjoysticksLocal().remove(deviceID);
        trackcontrollers.remove(deviceID);

        refreshIndexes();

        emit deviceRemoved(deviceID);
    }
}

void InputDaemon::refreshIndexes()
{
    for (int i = 0; i < SDL_NumJoysticks(); i++)
    // for (int i = 0; i < 1; i++)
    {
        SDL_Joystick *joystick = SDL_JoystickOpen(i);
        // SDL_Joystick *joystick = xbox360;
        SDL_JoystickID joystickID = SDL_JoystickInstanceID(joystick);
        SDL_JoystickClose(joystick); // Make sure to decrement reference count
        InputDevice *tempdevice = m_joysticks->value(joystickID);

        if (tempdevice != nullptr)
            tempdevice->setIndex(i);
    }
}

void InputDaemon::addInputDevice(int index, QMap<QString, int> &uniques, int &counterUniques, bool &duplicatedGamepad)
{
#ifdef USE_NEW_ADD
    // Check if device is considered a Game Controller at the start.
    if (SDL_IsGameController(index))
    {
        SDL_GameController *controller = SDL_GameControllerOpen(index);
        if (controller != nullptr)
        {
            SDL_Joystick *sdlStick = SDL_GameControllerGetJoystick(controller);
            SDL_JoystickID tempJoystickID = SDL_JoystickInstanceID(sdlStick);

            // Check if device has already been grabbed.
            if (!m_joysticks->contains(tempJoystickID))
            {
                m_settings->getLock()->lock();
                m_settings->beginGroup("Mappings");

                QString temp = QString();
                SDL_JoystickGUID tempGUID = SDL_JoystickGetGUID(sdlStick);
                char guidString[65] = {'0'};
                SDL_JoystickGetGUIDString(tempGUID, guidString, sizeof(guidString));
                temp = QString(guidString);

                bool disableGameController = m_settings->value(QString("%1Disable").arg(temp), false).toBool();

                m_settings->endGroup();
                m_settings->getLock()->unlock();

                // Check if user has designated device Joystick mode.
                if (!disableGameController)
                {
                    GameController *damncontroller = new GameController(controller, index, m_settings, this);
                    connect(damncontroller, &GameController::requestWait, eventWorker, &SDLEventReader::haltServices);
                    m_joysticks->insert(tempJoystickID, damncontroller);
                    trackcontrollers.insert(tempJoystickID, damncontroller);

                    qInfo() << QString("New game controller found - #%1 [%2]".arg(index + 1).arg(
                        QTime::currentTime().toString("hh:mm:ss.zzz")));

                    emit deviceAdded(damncontroller);
                } else
                {
                    // Check if joystick is considered connected.

                    Joystick *joystick = openJoystickDevice(index);
                    if (joystick != nullptr)
                    {
                        qInfo() << QString("New joystick found - #%1 [%2]".arg(index + 1).arg(
                            QTime::currentTime().toString("hh:mm:ss.zzz")));

                        emit deviceAdded(joystick);
                    }
                }
            } else
            {
                // Make sure to decrement reference count
                SDL_GameControllerClose(controller);
            }
        }
    } else
    {
        Joystick *joystick = openJoystickDevice(index);
        if (joystick != nullptr)
        {
            Logger::LogInfo(
                QString("New joystick found - #%1 [%2]").arg(index + 1).arg(QTime::currentTime().toString("hh:mm:ss.zzz")));

            emit deviceAdded(joystick);
        }
    }
#else
    SDL_GameController *controller = SDL_GameControllerOpen(index);
    SDL_Joystick *joystick = SDL_JoystickOpen(index);

    // SDL_Joystick *joystick = xbox360;
    // SDL_GameController *controller = SDL_GameControllerFromInstanceID(xbox360->instance_id);

    if (joystick != nullptr)
    {
        SDL_JoystickID tempJoystickID_local = SDL_JoystickInstanceID(joystick);

        if (!m_joysticks->contains(tempJoystickID_local))
        {
            m_settings->getLock()->lock();
            m_settings->beginGroup("Mappings");

            //            QString temp = QString();
            //            SDL_JoystickGUID tempGUID = SDL_JoystickGetGUID(joystick);
            //            char guidString[65] = {'0'};
            //            SDL_JoystickGetGUIDString(tempGUID, guidString, sizeof(guidString));
            //            temp = QString(guidString);

            //            bool disableGameController = m_settings->value(QString("%1Disable").arg(temp), false).toBool();

            QString guidText = QString();

            SDL_JoystickGUID tempGUID = SDL_JoystickGetGUID(joystick);
            char guidString[65] = {'0'};
            SDL_JoystickGetGUIDString(tempGUID, guidString, sizeof(guidString));
            guidText = QString(guidString);

            QString vendor = QString();

            if (controller != nullptr)
            {
                Uint16 tempVendor = SDL_GameControllerGetVendor(controller);
                char buffer[50];
                sprintf(buffer, "%u", tempVendor);

                vendor = QString(buffer);
            }

            QString productID = QString();

            if (controller != nullptr)
            {
                Uint16 tempProduct = SDL_GameControllerGetProduct(controller);
                char buffer[50];
                sprintf(buffer, "%u", tempProduct);

                productID = QString(buffer);
            }

            if (uniques.contains(guidText))
            {
                productID = getJoyInfo(SDL_GameControllerGetProduct(controller) + ++uniques[guidText]);
                duplicatedGamepad = true;
                uniques.insert(guidText, uniques[guidText]);
            } else
            {
                uniques.insert(guidText, counterUniques);
            }

            convertMappingsToUnique(m_settings, guidText, guidText + vendor + productID);

            int resultDuplicated = 0;
            if (duplicatedGamepad)
                resultDuplicated = uniques[guidText];

            bool disableGameController =
                m_settings->value(QString("%1Disable").arg(guidText + vendor + productID), false).toBool();

            if (SDL_IsGameController(index) && !disableGameController)
            {
                // Make sure to decrement reference count
                SDL_JoystickClose(joystick);

                SDL_GameController *controller = SDL_GameControllerOpen(index);

                if (controller != nullptr)
                {
                    SDL_Joystick *sdlStick = SDL_GameControllerGetJoystick(controller);
                    SDL_JoystickID tempJoystickID_local_2 = SDL_JoystickInstanceID(sdlStick);

                    if (!m_joysticks->contains(tempJoystickID_local_2))
                    {
                        GameController *damncontroller =
                            new GameController(controller, index, m_settings, resultDuplicated, this);
                        connect(damncontroller, &GameController::requestWait, eventWorker, &SDLEventReader::haltServices);
                        m_joysticks->insert(tempJoystickID_local_2, damncontroller);
                        trackcontrollers.insert(tempJoystickID_local_2, damncontroller);

                        m_settings->endGroup();
                        m_settings->getLock()->unlock();

                        emit deviceAdded(damncontroller);
                    }

                    duplicatedGamepad = false;
                } else
                {
                    m_settings->endGroup();
                    m_settings->getLock()->unlock();
                }
            } else
            {
                Joystick *curJoystick = new Joystick(joystick, index, m_settings, this);
                m_joysticks->insert(tempJoystickID_local, curJoystick);
                getTrackjoysticksLocal().insert(tempJoystickID_local, curJoystick);

                m_settings->endGroup();
                m_settings->getLock()->unlock();

                emit deviceAdded(curJoystick);
            }
        } else
        {
            // Make sure to decrement reference count
            SDL_JoystickClose(joystick);
        }
    }
#endif
}

Joystick *InputDaemon::openJoystickDevice(int index)
{ // Check if joystick is considered connected.
    SDL_Joystick *joystick = SDL_JoystickOpen(index);
    // SDL_Joystick* joystick = xbox360;
    Joystick *curJoystick = nullptr;

    if (joystick != nullptr)
    {
        SDL_JoystickID tempJoystickID = SDL_JoystickInstanceID(joystick);

        curJoystick = new Joystick(joystick, index, m_settings, this);
        m_joysticks->insert(tempJoystickID, curJoystick);
        getTrackjoysticksLocal().insert(tempJoystickID, curJoystick);
    }

    return curJoystick;
}

InputDeviceBitArrayStatus *
InputDaemon::createOrGrabBitStatusEntry(QHash<InputDevice *, InputDeviceBitArrayStatus *> *statusHash, InputDevice *device,
                                        bool readCurrent)
{
    InputDeviceBitArrayStatus *bitArrayStatus = nullptr;

    if (!statusHash->contains(device))
    {
        bitArrayStatus = new InputDeviceBitArrayStatus(device, readCurrent, this);
        statusHash->insert(device, bitArrayStatus);
    } else
    {
        bitArrayStatus = statusHash->value(device);
    }

    return bitArrayStatus;
}

/**
 * @brief Fetches events from SDL event queue, filters them and
 *  updates InputDeviceBitArrayStatus.
 */
void InputDaemon::firstInputPass(QQueue<SDL_Event> *sdlEventQueue)
{
    SDL_Event event;

    while (SDL_PollEvent(&event) > 0)
    {
        if (Logger::isDebugEnabled())
        {
            const QMap<Uint32, QString> STRING_MAP = {
                {SDL_JOYBUTTONDOWN, "SDL_JOYBUTTONDOWN"},
                {SDL_JOYBUTTONUP, "SDL_JOYBUTTONUP"},
                {SDL_JOYAXISMOTION, "SDL_JOYAXISMOTION"},
                {SDL_JOYHATMOTION, "SDL_JOYHATMOTION"},
                {SDL_CONTROLLERAXISMOTION, "SDL_CONTROLLERAXISMOTION"},
                {SDL_CONTROLLERBUTTONDOWN, "SDL_CONTROLLERBUTTONDOWN"},
                {SDL_CONTROLLERBUTTONUP, "SDL_CONTROLLERBUTTONUP"},
                {SDL_JOYDEVICEREMOVED, "SDL_JOYDEVICEREMOVED"},
                {SDL_JOYDEVICEADDED, "SDL_JOYDEVICEADDED"},
                {SDL_CONTROLLERDEVICEREMOVED, "SDL_CONTROLLERDEVICEREMOVED"},
                {SDL_CONTROLLERDEVICEADDED, "SDL_CONTROLLERDEVICEADDED"},
#if SDL_VERSION_ATLEAST(2, 0, 14)
                {SDL_CONTROLLERSENSORUPDATE, "SDL_CONTROLLERSENSORUPDATE"},
                {SDL_CONTROLLERTOUCHPADDOWN, "SDL_CONTROLLERTOUCHPADDOWN"},
                {SDL_CONTROLLERTOUCHPADMOTION, "SDL_CONTROLLERTOUCHPADMOTION"},
                {SDL_CONTROLLERTOUCHPADUP, "SDL_CONTROLLERTOUCHPADUP"}
#endif
            };

            QString type;
            if (STRING_MAP.contains(event.type))
                type = STRING_MAP[event.type];
            else
                type = QString().number(event.type);
            DEBUG() << "Processing event: " << type << " From joystick with instance id: " << (int)event.jbutton.which
                    << " Got button with id: " << (int)event.jbutton.button << " is one of the GameControllers: "
                    << (trackcontrollers.contains(event.jbutton.which) ? "true" : "false") << " is one of the joysticks:"
                    << (getTrackjoysticksLocal().contains(event.jbutton.which) ? "true" : "false");
        }
        switch (event.type)
        {
        case SDL_JOYBUTTONDOWN:
        case SDL_JOYBUTTONUP: {
            InputDevice *joy = getTrackjoysticksLocal().value(event.jbutton.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyButton *button = set->getJoyButton(event.jbutton.button);

                if (button != nullptr)
                {
                    InputDeviceBitArrayStatus *pending = createOrGrabBitStatusEntry(&pendingEventValues, joy);
                    pending->changeButtonStatus(event.jbutton.button, event.type == SDL_JOYBUTTONDOWN ? true : false);
                    sdlEventQueue->append(event);
                }
            } else
            {
                sdlEventQueue->append(event);
            }

            break;
        }
        case SDL_JOYAXISMOTION: {
            InputDevice *joy = getTrackjoysticksLocal().value(event.jaxis.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyAxis *axis = set->getJoyAxis(event.jaxis.axis);

                if (axis != nullptr)
                {
                    InputDeviceBitArrayStatus *temp = createOrGrabBitStatusEntry(&releaseEventsGenerated, joy, false);
                    temp->changeAxesStatus(event.jaxis.axis, event.jaxis.axis == 0);

                    InputDeviceBitArrayStatus *pending = createOrGrabBitStatusEntry(&pendingEventValues, joy);
                    pending->changeAxesStatus(event.jaxis.axis, !axis->inDeadZone(event.jaxis.value));
                    sdlEventQueue->append(event);
                }
            } else
            {
                sdlEventQueue->append(event);
            }

            break;
        }
        case SDL_JOYHATMOTION: {
            InputDevice *joy = getTrackjoysticksLocal().value(event.jhat.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyDPad *dpad = set->getJoyDPad(event.jhat.hat);

                if (dpad != nullptr)
                {
                    InputDeviceBitArrayStatus *pending = createOrGrabBitStatusEntry(&pendingEventValues, joy);
                    pending->changeHatStatus(event.jhat.hat, (event.jhat.value != 0) ? true : false);
                    sdlEventQueue->append(event);
                }
            } else
            {
                sdlEventQueue->append(event);
            }

            break;
        }

        case SDL_CONTROLLERAXISMOTION: {
            InputDevice *joy = trackcontrollers.value(event.caxis.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyAxis *axis = set->getJoyAxis(event.caxis.axis);

                if (axis != nullptr)
                {
                    InputDeviceBitArrayStatus *temp = createOrGrabBitStatusEntry(&releaseEventsGenerated, joy, false);

                    if ((event.caxis.axis != SDL_CONTROLLER_AXIS_TRIGGERLEFT) &&
                        (event.caxis.axis != SDL_CONTROLLER_AXIS_TRIGGERRIGHT))
                    {
                        temp->changeAxesStatus(event.caxis.axis, event.caxis.value == 0);
                    } else
                    {
                        temp->changeAxesStatus(event.caxis.axis,
                                               event.caxis.value ==
                                                   GlobalVariables::InputDaemon::GAMECONTROLLERTRIGGERRELEASE);
                    }

                    InputDeviceBitArrayStatus *pending = createOrGrabBitStatusEntry(&pendingEventValues, joy);
                    pending->changeAxesStatus(event.caxis.axis, !axis->inDeadZone(event.caxis.value));
                    sdlEventQueue->append(event);
                }
            }
            break;
        }

#if SDL_VERSION_ATLEAST(2, 0, 14)
        case SDL_CONTROLLERSENSORUPDATE: {
            InputDevice *joy = trackcontrollers.value(event.caxis.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoySensorType sensor_type;
                if (event.csensor.sensor == SDL_SENSOR_ACCEL)
                    sensor_type = ACCELEROMETER;
                else if (event.csensor.sensor == SDL_SENSOR_GYRO)
                    sensor_type = GYROSCOPE;
                else
                    qWarning() << "Unknown sensor type: " << event.csensor.sensor;

                JoySensor *sensor = nullptr;
                if (sensor_type == ACCELEROMETER || sensor_type == GYROSCOPE)
                    sensor = set->getSensor(sensor_type);

                if (sensor != nullptr)
                {
                    InputDeviceBitArrayStatus *temp = createOrGrabBitStatusEntry(&releaseEventsGenerated, joy, false);
                    temp->changeSensorStatus(sensor_type, event.csensor.sensor == 0);

                    InputDeviceBitArrayStatus *pending = createOrGrabBitStatusEntry(&pendingEventValues, joy);
                    pending->changeSensorStatus(sensor_type, !sensor->inDeadZone(event.csensor.data));
                    sdlEventQueue->append(event);
                }
            } else
            {
                sdlEventQueue->append(event);
            }
            break;
        }
#endif

        case SDL_CONTROLLERBUTTONDOWN:
        case SDL_CONTROLLERBUTTONUP: {
            InputDevice *joy = trackcontrollers.value(event.cbutton.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyButton *button = set->getJoyButton(event.cbutton.button);

                if (button != nullptr)
                {
                    InputDeviceBitArrayStatus *pending = createOrGrabBitStatusEntry(&pendingEventValues, joy);
                    pending->changeButtonStatus(event.cbutton.button, event.type == SDL_CONTROLLERBUTTONDOWN ? true : false);
                    sdlEventQueue->append(event);
                }
            }

            break;
        }
        case SDL_JOYDEVICEREMOVED:
        case SDL_JOYDEVICEADDED:
        case SDL_CONTROLLERDEVICEADDED:
        case SDL_CONTROLLERDEVICEREMOVED: {
            sdlEventQueue->append(event);
            break;
        }
        case SDL_QUIT: {
            sdlEventQueue->append(event);
            break;
        }
        default: {
            break;
        }
        }
    }
}

/**
 * @brief Postprocesses fetched raw events.
 */
void InputDaemon::modifyUnplugEvents(QQueue<SDL_Event> *sdlEventQueue)
{
    QHashIterator<InputDevice *, InputDeviceBitArrayStatus *> genIter(getReleaseEventsGeneratedLocal());

    while (genIter.hasNext())
    {
        genIter.next();
        InputDevice *device = genIter.key();
        InputDeviceBitArrayStatus *generatedTemp = genIter.value();
        QBitArray tempBitArray = generatedTemp->generateFinalBitArray();

        int bitArraySize = tempBitArray.size();

        qDebug() << "Raw array: " << tempBitArray << " array size: " << bitArraySize;

        if ((bitArraySize > 0) && (tempBitArray.count(true) == device->getNumberAxes()))
        {
            if (getPendingEventValuesLocal().contains(device))
            {
                InputDeviceBitArrayStatus *pendingTemp = getPendingEventValuesLocal().value(device);
                QBitArray pendingBitArray = pendingTemp->generateFinalBitArray();
                QBitArray unplugBitArray = createUnplugEventBitArray(device);
                int pendingBitArraySize = pendingBitArray.size();

                if ((bitArraySize == pendingBitArraySize) && (pendingBitArray == unplugBitArray))
                {
                    QQueue<SDL_Event> tempQueue;

                    while (!sdlEventQueue->isEmpty())
                    {
                        SDL_Event event = sdlEventQueue->dequeue();

                        switch (event.type)
                        {
                        case SDL_JOYBUTTONDOWN:
                        case SDL_JOYBUTTONUP: {
                            tempQueue.enqueue(event);
                            break;
                        }
                        case SDL_JOYAXISMOTION: {
                            if (event.jaxis.which != device->getSDLJoystickID())
                            {
                                tempQueue.enqueue(event);
                            } else
                            {
                                InputDevice *joy = getTrackjoysticksLocal().value(event.jaxis.which);

                                if (joy != nullptr)
                                {
                                    JoyAxis *axis = joy->getActiveSetJoystick()->getJoyAxis(event.jaxis.axis);
                                    if (axis != nullptr)
                                    {
                                        if (axis->getThrottle() != static_cast<int>(JoyAxis::NormalThrottle))
                                        {
                                            event.jaxis.value = axis->getProperReleaseValue();
                                        }
                                    }
                                }

                                tempQueue.enqueue(event);
                            }

                            break;
                        }
                        case SDL_JOYHATMOTION: {
                            tempQueue.enqueue(event);
                            break;
                        }
                        case SDL_CONTROLLERAXISMOTION: {
                            if (event.caxis.which != device->getSDLJoystickID())
                            {
                                tempQueue.enqueue(event);
                            } else
                            {
                                InputDevice *joy = trackcontrollers.value(event.caxis.which);

                                if (joy != nullptr)
                                {
                                    SetJoystick *set = joy->getActiveSetJoystick();
                                    JoyAxis *axis = set->getJoyAxis(event.caxis.axis);

                                    if (axis != nullptr)
                                    {
                                        if ((event.caxis.axis == SDL_CONTROLLER_AXIS_TRIGGERLEFT) ||
                                            (event.caxis.axis == SDL_CONTROLLER_AXIS_TRIGGERRIGHT))
                                        {
                                            event.caxis.value = axis->getProperReleaseValue();
                                        }
                                    }
                                }

                                tempQueue.enqueue(event);
                            }

                            break;
                        }
#if SDL_VERSION_ATLEAST(2, 0, 14)
                        case SDL_CONTROLLERSENSORUPDATE: {
                            tempQueue.enqueue(event);
                            break;
                        }
#endif
                        case SDL_CONTROLLERBUTTONDOWN:
                        case SDL_CONTROLLERBUTTONUP: {
                            tempQueue.enqueue(event);
                            break;
                        }
                        case SDL_JOYDEVICEREMOVED:
                        case SDL_JOYDEVICEADDED:
                        case SDL_CONTROLLERDEVICEREMOVED:
                        case SDL_CONTROLLERDEVICEADDED: {
                            tempQueue.enqueue(event);
                            break;
                        }
                        default: {
                            tempQueue.enqueue(event);
                        }
                        }
                    }

                    sdlEventQueue->swap(tempQueue);
                }
            }
        }
    }
}

QBitArray InputDaemon::createUnplugEventBitArray(InputDevice *device)
{
    InputDeviceBitArrayStatus tempStatus(device, false, this);

    for (int i = 0; i < device->getNumberRawAxes(); i++)
    {
        JoyAxis *axis = device->getActiveSetJoystick()->getJoyAxis(i);

        if ((axis != nullptr) && (axis->getThrottle() != static_cast<int>(JoyAxis::NormalThrottle)))
            tempStatus.changeAxesStatus(i, true);
    }

    QBitArray unplugBitArray = tempStatus.generateFinalBitArray();
    return unplugBitArray;
}

/**
 * @brief Dispatches postprocessed SDL events to the input objects like
 *  JoyAxis or JoyButton and activates them at the end.
 */
void InputDaemon::secondInputPass(QQueue<SDL_Event> *sdlEventQueue)
{
    QMap<QString, int> uniques = QMap<QString, int>();
    int counterUniques = 1;
    bool duplicatedGamepad = false;

    QHash<SDL_JoystickID, InputDevice *> activeDevices;

    while (!sdlEventQueue->isEmpty())
    {
        SDL_Event event = sdlEventQueue->dequeue();

        switch (event.type)
        {
        case SDL_JOYBUTTONDOWN:
        case SDL_JOYBUTTONUP: {
            InputDevice *joy = getTrackjoysticksLocal().value(event.jbutton.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyButton *button = set->getJoyButton(event.jbutton.button);

                if (button != nullptr)
                {
                    button->queuePendingEvent(event.type == SDL_JOYBUTTONDOWN ? true : false);

                    if (!activeDevices.contains(event.jbutton.which))
                        activeDevices.insert(event.jbutton.which, joy);
                }
            } else if (trackcontrollers.contains(event.jbutton.which))
            {
                GameController *gamepad = trackcontrollers.value(event.jbutton.which);
                gamepad->rawButtonEvent(event.jbutton.button, event.type == SDL_JOYBUTTONDOWN ? true : false);
            }

            break;
        }

        case SDL_JOYAXISMOTION: {
            InputDevice *joy = getTrackjoysticksLocal().value(event.jaxis.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyAxis *axis = set->getJoyAxis(event.jaxis.axis);

                if (axis != nullptr)
                {
                    axis->queuePendingEvent(event.jaxis.value);

                    if (!activeDevices.contains(event.jaxis.which))
                        activeDevices.insert(event.jaxis.which, joy);
                }

                joy->rawAxisEvent(event.jaxis.which, event.jaxis.value);
            } else if (trackcontrollers.contains(event.jaxis.which))
            {
                GameController *gamepad = trackcontrollers.value(event.jaxis.which);
                gamepad->rawAxisEvent(event.jaxis.axis, event.jaxis.value);
            }

            break;
        }

        case SDL_JOYHATMOTION: {
            InputDevice *joy = getTrackjoysticksLocal().value(event.jhat.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyDPad *dpad = set->getJoyDPad(event.jhat.hat);

                if (dpad != nullptr)
                {
                    dpad->joyEvent(event.jhat.value);

                    if (!activeDevices.contains(event.jhat.which))
                        activeDevices.insert(event.jhat.which, joy);
                }
            } else if (trackcontrollers.contains(event.jhat.which))
            {
                GameController *gamepad = trackcontrollers.value(event.jaxis.which);
                gamepad->rawDPadEvent(event.jhat.hat, event.jhat.value);
            }

            break;
        }

        case SDL_CONTROLLERAXISMOTION: {
            InputDevice *joy = trackcontrollers.value(event.caxis.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyAxis *axis = set->getJoyAxis(event.caxis.axis);

                if (axis != nullptr)
                {
                    axis->queuePendingEvent(event.caxis.value);

                    if (!activeDevices.contains(event.caxis.which))
                        activeDevices.insert(event.caxis.which, joy);
                }
            }

            break;
        }

#if SDL_VERSION_ATLEAST(2, 0, 14)
        case SDL_CONTROLLERSENSORUPDATE: {
            InputDevice *joy = trackcontrollers.value(event.csensor.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoySensor *sensor = nullptr;
                if (event.csensor.sensor == SDL_SENSOR_ACCEL)
                    sensor = set->getSensor(ACCELEROMETER);
                else if (event.csensor.sensor == SDL_SENSOR_GYRO)
                    sensor = set->getSensor(GYROSCOPE);
                else
                    Q_ASSERT(false);

                if (sensor != nullptr)
                {
                    sensor->queuePendingEvent(event.csensor.data);

                    if (!activeDevices.contains(event.csensor.which))
                        activeDevices.insert(event.csensor.which, joy);
                }
            }

            break;
        }
#endif

        case SDL_CONTROLLERBUTTONDOWN:
        case SDL_CONTROLLERBUTTONUP: {
            InputDevice *joy = trackcontrollers.value(event.cbutton.which);

            if (joy != nullptr)
            {
                SetJoystick *set = joy->getActiveSetJoystick();
                JoyButton *button = set->getJoyButton(event.cbutton.button);

                if (button != nullptr)
                {
                    button->queuePendingEvent(event.type == SDL_CONTROLLERBUTTONDOWN ? true : false);

                    if (!activeDevices.contains(event.cbutton.which))
                        activeDevices.insert(event.cbutton.which, joy);
                }
            }

            break;
        }

        case SDL_JOYDEVICEREMOVED:
        case SDL_CONTROLLERDEVICEREMOVED: {
            InputDevice *device = m_joysticks->value(event.jdevice.which);

            if (device != nullptr)
            {
                qInfo() << QString("Removing joystick #%1 [%2]")
                               .arg(device->getRealJoyNumber())
                               .arg(QTime::currentTime().toString("hh:mm:ss.zzz"));

                removeDevice(device);
            }

            break;
        }

        case SDL_JOYDEVICEADDED:
        case SDL_CONTROLLERDEVICEADDED: {
            addInputDevice(event.jdevice.which, uniques, counterUniques, duplicatedGamepad);
            break;
        }

        case SDL_QUIT: {
            stopped = true;
            break;
        }

        default:
            break;
        }

        // Active possible queued events.
        QHashIterator<SDL_JoystickID, InputDevice *> activeDevIter(activeDevices);

        while (activeDevIter.hasNext())
        {
            InputDevice *tempDevice = activeDevIter.next().value();
            tempDevice->activatePossibleControlStickEvents();
            tempDevice->activatePossibleAxisEvents();
            tempDevice->activatePossibleSensorEvents();
            tempDevice->activatePossibleDPadEvents();
            tempDevice->activatePossibleVDPadEvents();
            tempDevice->activatePossibleButtonEvents();
        }

        if (JoyButton::shouldInvokeMouseEvents(JoyButton::getPendingMouseButtons(), JoyButton::getStaticMouseEventTimer(),
                                               JoyButton::getTestOldMouseTime()))
            JoyButton::invokeMouseEvents(
                JoyButton::getMouseHelper()); // Do not wait for next event loop run. Execute immediately.
    }
}

void InputDaemon::clearBitArrayStatusInstances()
{
    QHashIterator<InputDevice *, InputDeviceBitArrayStatus *> genIter(releaseEventsGenerated);

    while (genIter.hasNext())
    {
        InputDeviceBitArrayStatus *temp = genIter.next().value();

        if (temp != nullptr)
        {
            temp->deleteLater();
            temp = nullptr;
        }
    }

    getReleaseEventsGeneratedLocal().clear();

    QHashIterator<InputDevice *, InputDeviceBitArrayStatus *> pendIter(pendingEventValues);

    while (pendIter.hasNext())
    {
        InputDeviceBitArrayStatus *temp = pendIter.next().value();

        if (temp != nullptr)
        {
            temp->deleteLater();
            temp = nullptr;
        }
    }

    getPendingEventValuesLocal().clear();
}

void InputDaemon::resetActiveButtonMouseDistances()
{
    pollResetTimer.stop();

    JoyButton::resetActiveButtonMouseDistances(JoyButton::getMouseHelper());
}

void InputDaemon::updatePollResetRate(int tempPollRate)
{
    Q_UNUSED(tempPollRate);

    bool wasActive = pollResetTimer.isActive();
    pollResetTimer.stop();
    pollResetTimer.setInterval(
        qMax(GlobalVariables::JoyButton::mouseRefreshRate, GlobalVariables::JoyButton::gamepadRefreshRate) + 1);

    if (wasActive)
        pollResetTimer.start();
}

void InputDaemon::convertMappingsToUnique(QSettings *sett, QString guidString, QString uniqueIdString)
{
    if (sett->contains(QString("%1Disable").arg(guidString)))
    {
        sett->setValue(QString("%1Disable").arg(uniqueIdString), sett->value(QString("%1Disable").arg(guidString)));
        sett->remove(QString("%1Disable").arg(guidString));
    }

    if (sett->contains(guidString))
    {
        QStringList gg = sett->value(guidString).toString().split(",");
        qDebug() << "Convert guidString to uniqueString 1): " << gg;
        gg.removeFirst();
        qDebug() << "Convert guidString to uniqueString 2): " << gg;
        gg.prepend(uniqueIdString);
        qDebug() << "Convert guidString to uniqueString 3): " << gg;
        qDebug() << "Joined uniqueMapping: " << gg.join(",");
        sett->setValue(uniqueIdString, gg.join(","));
        sett->remove(guidString);
    }
}

QHash<SDL_JoystickID, Joystick *> &InputDaemon::getTrackjoysticksLocal() { return trackjoysticks; }

QHash<InputDevice *, InputDeviceBitArrayStatus *> &InputDaemon::getReleaseEventsGeneratedLocal()
{
    return releaseEventsGenerated;
}

QHash<InputDevice *, InputDeviceBitArrayStatus *> &InputDaemon::getPendingEventValuesLocal() { return pendingEventValues; }