#include "WimaController.h"

const char* WimaController::wimaFileExtension   = "wima";
const char* WimaController::areaItemsName       = "AreaItems";
const char* WimaController::missionItemsName    = "MissionItems";

WimaController::WimaController(QObject *parent)
    : QObject               (parent)
    , _container            (nullptr)
    , _joinedArea           (this)
    , _measurementArea      (this)
    , _serviceArea          (this)
    , _corridor             (this)
    , _localPlanDataValid   (false)
{

}

QmlObjectListModel* WimaController::visualItems()
{
    return &_visualItems;
}

QStringList WimaController::loadNameFilters() const
{
    QStringList filters;

    filters << tr("Supported types (*.%1 *.%2)").arg(wimaFileExtension).arg(AppSettings::planFileExtension) <<
               tr("All Files (*.*)");
    return filters;
}

QStringList WimaController::saveNameFilters() const
{
    QStringList filters;

    filters << tr("Supported types (*.%1 *.%2)").arg(wimaFileExtension).arg(AppSettings::planFileExtension);
    return filters;
}

WimaDataContainer *WimaController::dataContainer() const
{
    return _container;
}

void WimaController::setMasterController(PlanMasterController *masterC)
{
    _masterController = masterC;
    emit masterControllerChanged();
}

void WimaController::setMissionController(MissionController *missionC)
{
    _missionController = missionC;
    emit missionControllerChanged();
}

/*!
 * \fn void WimaController::setDataContainer(WimaDataContainer *container)
 * Sets the pointer to the \c WimaDataContainer, which is meant to exchange data between the \c WimaController and the \c WimaPlaner.
 *
 * \sa WimaPlaner, WimaDataContainer, WimaPlanData
 */
void WimaController::setDataContainer(WimaDataContainer *container)
{
    if (container != nullptr) {
        if (_container != nullptr) {
           disconnect(_container, &WimaDataContainer::dataValidChanged, this, &WimaController::containerDataValidChanged);
        }

        _container = container;
        connect(_container, &WimaDataContainer::dataValidChanged, this, &WimaController::containerDataValidChanged);

        emit dataContainerChanged();
    }
}

void WimaController::startMission()
{

}

void WimaController::abortMission()
{

}

void WimaController::pauseMission()
{

}

void WimaController::resumeMission()
{

}

bool WimaController::updateMission()
{
    return true;
}

void WimaController::saveToCurrent()
{
}

void WimaController::saveToFile(const QString& filename)
{

}

bool WimaController::loadFromCurrent()
{
    return true;
}

bool WimaController::loadFromFile(const QString &filename)
{
    return true;
}



QJsonDocument WimaController::saveToJson(FileType fileType)
{
    return QJsonDocument();
}

/*!
 * \fn void WimaController::containerDataValidChanged(bool valid)
 * Pulls plan data generated by \c WimaPlaner from the \c _container if the data is valid (\a valid equals true).
 * Is connected to the dataValidChanged() signal of the \c WimaDataContainer.
 *
 * \sa WimaDataContainer, WimaPlaner, WimaPlanData
 */
void WimaController::containerDataValidChanged(bool valid)
{
    if ( valid ) {
        if (_container == nullptr) {
            qWarning("WimaController::containerDataValidChanged(): No container assigned!");
        }
        _localPlanDataValid = false;
        WimaPlanData planData = _container->pull();

        // extract list with WimaAreas
        QList<const WimaAreaData*> areaList = planData.areaList();

        int areaCounter = 0;
        int numAreas = 4; // extract only numAreas Areas, if there are more they are invalid and ignored
        bool joinedAreaAssigned = false;
        for (int i = 0; i < areaList.size(); i++) {
            const WimaAreaData *areaData = areaList[i];


            if (areaData->type() == WimaServiceAreaData::typeString) { // is it a service area?
                _serviceArea = *qobject_cast<WimaServiceAreaData*>(areaData);
                qWarning("Service area, wuhuuu!");
                areaCounter++;

                continue;
            }

            WimaMeasurementAreaData *measurementAreaData = qobject_cast<WimaMeasurementAreaData*>(areaData);
            if (measurementAreaData != nullptr) { // is it a measurement area?
                _measurementArea =  *measurementAreaData;
                qWarning("Measurement area, wuhuuu!");
                areaCounter++;

                continue;
            }

            WimaCorridorData *corridorAreaData = qobject_cast<WimaCorridorData*>(areaData);
            if (corridorAreaData != nullptr) { // is it a corridor?
                _corridor =  *corridorAreaData;
                qWarning("Corridor, wuhuuu!");
                areaCounter++;

                continue;
            }

            if (!joinedAreaAssigned) { // first WimaAreaData object is assumed to be the joined Area
                _joinedArea = *areaData;
                qWarning("Joined area, wuhuuu!");
                areaCounter++;
                joinedAreaAssigned = true;

                continue;
            }

            if (areaCounter >= numAreas)
                break;
        }

        // append areas to _visualItems, don't append _corridor, it's not necessary to display it in flyView
        _visualItems.clear();
        //_visualItems.append(&_measurementArea);
        //_visualItems.append(&_serviceArea);
        _visualItems.append(&_joinedArea);

        emit visualItemsChanged();

        _localPlanDataValid = true;
    } else {
        _localPlanDataValid = false;
        _visualItems.clear();

        emit visualItemsChanged();
    }
}