#include "UtilitiesTabController.h"
#include <QQuickWindow>
#include <QApplication>
#include "../overlaycontroller.h"
#include "../keyboard_input/input_sender.h"
#include "../settings/settings.h"
#include "../utils/update_rate.h"
#include <chrono>
#include <thread>

// application namespace
namespace advsettings
{
void UtilitiesTabController::initStage2( OverlayController* var_parent )
{
    this->m_parent = var_parent;
}

void UtilitiesTabController::sendKeyboardInput( QString input )
{
    keyboardinput::sendKeyboardInput( input );
}

void UtilitiesTabController::sendKeyboardEnter()
{
    keyboardinput::sendKeyboardEnter();
}

void UtilitiesTabController::sendKeyboardAltEnter()
{
    keyboardinput::sendKeyboardAltEnter();
}

void UtilitiesTabController::sendKeyboardAltTab()
{
    keyboardinput::sendKeyboardAltTab();
}

void UtilitiesTabController::sendKeyboardCtrlC()
{
    keyboardinput::sendKeyboardCtrlC();
}

void UtilitiesTabController::sendKeyboardCtrlV()
{
    keyboardinput::sendKeyboardCtrlV();
}

void UtilitiesTabController::sendKeyboardBackspace( const int count )
{
    keyboardinput::sendKeyboardBackspace( count );
}

void UtilitiesTabController::sendKeyboardRShiftTilde1()
{
    keyboardinput::sendKeyboardRShiftTilde1();
}

void UtilitiesTabController::sendKeyboardRShiftTilde2()
{
    keyboardinput::sendKeyboardRShiftTilde2();
}

void UtilitiesTabController::sendKeyboardRShiftTilde3()
{
    keyboardinput::sendKeyboardRShiftTilde3();
}

void UtilitiesTabController::sendKeyboardRShiftTilde4()
{
    keyboardinput::sendKeyboardRShiftTilde4();
}

void UtilitiesTabController::sendKeyboardRShiftTilde5()
{
    keyboardinput::sendKeyboardRShiftTilde5();
}

void UtilitiesTabController::sendKeyboardRShiftTilde6()
{
    keyboardinput::sendKeyboardRShiftTilde6();
}

void UtilitiesTabController::sendKeyboardRShiftTilde7()
{
    keyboardinput::sendKeyboardRShiftTilde7();
}

void UtilitiesTabController::sendKeyboardRShiftTilde8()
{
    keyboardinput::sendKeyboardRShiftTilde8();
}

void UtilitiesTabController::sendKeyboardRShiftTilde9()
{
    keyboardinput::sendKeyboardRShiftTilde9();
}

void UtilitiesTabController::sendKeyboardRShiftTilde0()
{
    keyboardinput::sendKeyboardRShiftTilde0();
}

void UtilitiesTabController::sendKeyboardRShiftTilde1Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde1Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde2Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde2Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde3Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde3Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde4Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde4Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde5Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde5Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde6Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde6Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde7Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde7Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde8Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde8Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde9Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde9Delayed();
}

void UtilitiesTabController::sendKeyboardRShiftTilde0Delayed()
{
    keyboardinput::sendKeyboardRShiftTilde0Delayed();
}

void UtilitiesTabController::sendMediaNextSong()
{
    keyboardinput::sendMediaNextSong();
}
void UtilitiesTabController::sendMediaPreviousSong()
{
    keyboardinput::sendMediaPreviousSong();
}
void UtilitiesTabController::sendMediaPausePlay()
{
    keyboardinput::sendMediaPausePlay();
}
void UtilitiesTabController::sendMediaStopSong()
{
    keyboardinput::sendMediaStopSong();
}

void UtilitiesTabController::sendKeyboardOne()
{
    const auto commands = settings::getSetting(
        settings::StringSetting::KEYBOARDSHORTCUT_keyboardOne );

    sendStringAsInput( commands );
}
void UtilitiesTabController::sendKeyboardTwo()
{
    const auto commands = settings::getSetting(
        settings::StringSetting::KEYBOARDSHORTCUT_keyboardTwo );

    sendStringAsInput( commands );
}
void UtilitiesTabController::sendKeyboardThree()
{
    const auto commands = settings::getSetting(
        settings::StringSetting::KEYBOARDSHORTCUT_keyboardThree );

    sendStringAsInput( commands );
}

bool UtilitiesTabController::vrcDebug() const
{
    return settings::getSetting( settings::BoolSetting::UTILITY_vrcDebug );
}

void UtilitiesTabController::setVrcDebug( bool value, bool notify )
{
    settings::setSetting( settings::BoolSetting::UTILITY_vrcDebug, value );
    if ( notify )
    {
        emit vrcDebugChanged( value );
    }
}

QString getBatteryIconPath( int batteryState )
{
    constexpr auto batteryPrefix = "/res/img/battery/battery_";

    const auto batteryFullPath
        = ( batteryPrefix + QString::number( batteryState ) + ".png" )
              .toStdString();

    const auto batteryPath = paths::binaryDirectoryFindFile( batteryFullPath );

    if ( !batteryPath.has_value() )
    {
        LOG( ERROR ) << "Unable to find battery image number '" << batteryState
                     << "'.";
        return "";
    }

    return QString::fromStdString( *batteryPath );
}

vr::VROverlayHandle_t createBatteryOverlay( vr::TrackedDeviceIndex_t index )
{
    vr::VROverlayHandle_t handle = vr::k_ulOverlayHandleInvalid;
    std::string batteryKey = std::string( application_strings::applicationKey )
                             + ".battery." + std::to_string( index );
    vr::VROverlayError overlayError = vr::VROverlay()->CreateOverlay(
        batteryKey.c_str(), batteryKey.c_str(), &handle );
    if ( overlayError == vr::VROverlayError_None )
    {
        QString batteryIconPath = getBatteryIconPath( 0 );
        if ( QFile::exists( batteryIconPath ) )
        {
            vr::VROverlay()->SetOverlayFromFile(
                handle, batteryIconPath.toStdString().c_str() );
            vr::VROverlay()->SetOverlayWidthInMeters( handle, 0.045f );
            vr::HmdMatrix34_t notificationTransform
                = { { { 1.0f, 0.0f, 0.0f, 0.00f },
                      { 0.0f, -1.0f, 0.0f, 0.0081f },
                      { 0.0f, 0.0f, -1.0f, -0.0178f } } };
            vr::VROverlay()->SetOverlayTransformTrackedDeviceRelative(
                handle, index, &notificationTransform );
            LOG( INFO ) << "Created battery overlay for device " << index;
        }
        else
        {
            LOG( ERROR ) << "Could not find battery icon \"" << batteryIconPath
                         << "\"";
        }
    }
    else
    {
        LOG( ERROR ) << "Could not create ptt notification overlay: "
                     << vr::VROverlay()->GetOverlayErrorNameFromEnum(
                            overlayError );
    }

    return handle;
}

void UtilitiesTabController::eventLoopTick()
{
    if ( updateRate.shouldSubjectNotRun(
             UpdateSubject::UtilitiesTabController ) )
    {
        return;
    }

    // attach battery overlay to all tracked devices that aren't a
    // controller or hmd
    for ( vr::TrackedDeviceIndex_t i = 0; i < vr::k_unMaxTrackedDeviceCount;
          i++ )
    {
        vr::ETrackedDeviceClass deviceClass
            = vr::VRSystem()->GetTrackedDeviceClass( i );
        if ( deviceClass
             == vr::ETrackedDeviceClass::TrackedDeviceClass_GenericTracker )
        {
            if ( m_batteryOverlayHandles[i] == 0 )
            {
                LOG( INFO ) << "Creating battery overlay for device " << i;
                m_batteryOverlayHandles[i] = createBatteryOverlay( i );
                m_batteryVisible[i] = true;
            }

            bool shouldShow = vr::VROverlay()->IsDashboardVisible();

            if ( shouldShow != m_batteryVisible[i] )
            {
                if ( shouldShow )
                {
                    vr::VROverlay()->ShowOverlay( m_batteryOverlayHandles[i] );
                }
                else
                {
                    vr::VROverlay()->HideOverlay( m_batteryOverlayHandles[i] );
                }
                m_batteryVisible[i] = shouldShow;
            }

            bool hasBatteryStatus
                = vr::VRSystem()->GetBoolTrackedDeviceProperty(
                    i,
                    vr::ETrackedDeviceProperty::
                        Prop_DeviceProvidesBatteryStatus_Bool );
            if ( hasBatteryStatus )
            {
                float battery = vr::VRSystem()->GetFloatTrackedDeviceProperty(
                    i,
                    vr::ETrackedDeviceProperty::
                        Prop_DeviceBatteryPercentage_Float );
                int batteryState = static_cast<int>(
                    ceil( static_cast<double>( battery * 5 ) ) );

                if ( batteryState != m_batteryState[i] )
                {
                    LOG( INFO )
                        << "Updating battery overlay for device " << i << " to "
                        << batteryState << "(" << battery << ")"
                        << QString::number( m_batteryOverlayHandles[i] );
                    QString batteryIconPath
                        = getBatteryIconPath( batteryState );
                    if ( QFile::exists( batteryIconPath ) )
                    {
                        vr::VROverlay()->SetOverlayFromFile(
                            m_batteryOverlayHandles[i],
                            batteryIconPath.toStdString().c_str() );
                    }
                    else
                    {
                        LOG( ERROR ) << "Could not find battery icon \""
                                     << batteryIconPath << "\"";
                    }
                    m_batteryState[i] = batteryState;
                }
            }
        }
    }
}

} // namespace advsettings