90 lines
2.5 KiB
C
90 lines
2.5 KiB
C
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#ifndef REMOTEGUIDECLIENT_H
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#define REMOTEGUIDECLIENT_H
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#include <QByteArray>
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#include <QJsonObject>
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#include <QObject>
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#include <QString>
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class IVrZeroMQSubscriber;
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class QUdpSocket;
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class QTimer;
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template<typename T>
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class QFutureWatcher;
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class RemoteGuideClient : public QObject
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{
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Q_OBJECT
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public:
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explicit RemoteGuideClient(int discoveryPort = 5555,
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QObject* parent = nullptr);
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~RemoteGuideClient() override;
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bool IsConnected() const;
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bool IsGuidanceRunning() const;
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QString ServerAddress() const;
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void SelectModel(const QString& modelType);
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void StartGuidance(const QString& modelType);
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void StopGuidance();
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void RequestStatus();
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signals:
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void ConnectionStateChanged(bool connected,
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const QString& message,
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const QString& deviceName,
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const QString& address);
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void StatusReceived(const QJsonObject& status);
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void GuidanceRunningChanged(bool running);
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void CommandFinished(const QString& command,
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bool ok,
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const QString& message,
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const QJsonObject& response);
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private:
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struct ControlReply
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{
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int generation = 0;
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QString command;
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bool transportOk = false;
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QString errorMessage;
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QJsonObject response;
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};
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void EnsureDiscoverySocket();
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void SendDiscovery();
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void ReadDiscoveryDatagrams();
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bool ConnectToServer(const QString& address,
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const QJsonObject& serverInfo);
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void DisconnectServer(const QString& reason);
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void SendControlCommand(const QString& command,
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const QJsonObject& arguments = QJsonObject());
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void HandleControlFinished();
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void HandleStatusPayload(const QByteArray& payload);
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void SetConnectionMessage(const QString& message);
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private:
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int m_discoveryPort = 5555;
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QUdpSocket* m_discoverySocket = nullptr;
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QTimer* m_discoveryTimer = nullptr;
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QTimer* m_heartbeatTimer = nullptr;
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IVrZeroMQSubscriber* m_subscriber = nullptr;
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QFutureWatcher<ControlReply>* m_requestWatcher = nullptr;
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QString m_serverAddress;
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QString m_deviceName;
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QString m_topic;
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QString m_connectionMessage;
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int m_controlPort = 0;
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int m_publishPort = 0;
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int m_generation = 0;
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int m_discoveryAttempt = 0;
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bool m_connected = false;
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bool m_guidanceRunning = false;
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bool m_requestInFlight = false;
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};
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#endif // REMOTEGUIDECLIENT_H
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