nymea-experience-plugin-evdash/plugin/evdashengine.h

118 lines
4.0 KiB
C++

// SPDX-License-Identifier: GPL-3.0-or-later
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* Copyright (C) 2013 - 2024, nymea GmbH
* Copyright (C) 2024 - 2025, chargebyte austria GmbH
*
* This file is part of nymea-experience-plugin-evdash.
*
* nymea-experience-plugin-evdash 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.
*
* nymea-experience-plugin-evdash 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 nymea-experience-plugin-evdash. If not, see <https://www.gnu.org/licenses/>.
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#ifndef EVDASHENGINE_H
#define EVDASHENGINE_H
#include <QHash>
#include <QJsonObject>
#include <QObject>
#include <QPointer>
#include <QStringList>
#include <integrations/thing.h>
class QWebSocket;
class QWebSocketServer;
class Thing;
class LogEngine;
class ThingManager;
class EnergyManagerDbusClient;
class EvDashWebServerResource;
class ChargingSessionsDBusInterfaceClient;
class EvDashEngine : public QObject
{
Q_OBJECT
public:
enum EvDashError { EvDashErrorNoError = 0, EvDashErrorBackendError, EvDashErrorDuplicateUser, EvDashErrorUserNotFound, EvDashErrorBadPassword };
Q_ENUM(EvDashError)
explicit EvDashEngine(ThingManager *thingManager, LogEngine *logEngine, EvDashWebServerResource *webServerResource, QObject *parent = nullptr);
~EvDashEngine() override;
bool enabled() const;
bool setEnabled(bool enabled);
signals:
void enabledChanged(bool enabled);
void webSocketListeningChanged(bool listening);
private slots:
void onThingAdded(Thing *thing);
void onThingRemoved(const ThingId &thingId);
void onThingChanged(Thing *thing);
private:
ThingManager *m_thingManager = nullptr;
LogEngine *m_logEngine = nullptr;
EvDashWebServerResource *m_webServerResource = nullptr;
bool m_enabled = false;
EnergyManagerDbusClient *m_energyManagerClient = nullptr;
ChargingSessionsDBusInterfaceClient *m_chargingSessionsClient = nullptr;
QWebSocketServer *m_webSocketServer = nullptr;
quint16 m_webSocketPort = 4449;
QList<QWebSocket *> m_clients;
QHash<QWebSocket *, QString> m_authenticatedClients;
QList<Thing *> m_cars;
QList<Thing *> m_chargers;
void monitorChargerThing(Thing *thing);
void monitorCarThing(Thing *thing);
QHash<Thing *, qint64> m_chargersStatusChangedCache;
void verifyChargerStatusChanged(Thing *charger);
// Pending requests waiting for charging sessions data to return
QHash<QString, QPointer<QWebSocket>> m_pendingChargingSessionsRequests;
QStringList carThingIdsForCharger(const QString &chargerId) const;
bool isChargerThing(Thing *thing) const;
bool isCarThing(Thing *thing) const;
// Websocket server
bool startWebSocketServer(quint16 port = 0);
void stopWebSocketServer();
void processTextMessage(QWebSocket *socket, const QString &message);
// Websocket API
QJsonObject handleApiRequest(QWebSocket *socket, const QJsonObject &request);
void sendReply(QWebSocket *socket, QJsonObject response) const;
void sendNotification(const QString &notification, QJsonObject payload) const;
QJsonObject createSuccessResponse(const QString &requestId, const QJsonObject &payload = {}) const;
QJsonObject createErrorResponse(const QString &requestId, const QString &errorMessage) const;
QJsonObject packCharger(Thing *charger) const;
QJsonObject packCar(Thing *car) const;
void onSessionsReceived(const QList<QVariantMap> &sessions);
void onSessionsError(const QString &errorMessage);
};
#endif // EVDASHENGINE_H