153 lines
3.9 KiB
C++
Executable file
153 lines
3.9 KiB
C++
Executable file
#ifndef BASECONN_H
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#define BASECONN_H
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#include <QObject>
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#include <QTcpSocket>
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#include <QDataStream>
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#include <QDateTime>
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#include <QTimer>
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#include <QEventLoop>
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#include <QJsonDocument>
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#include <QJsonArray>
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#include <QJsonObject>
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#include <QJsonValue>
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class BaseConn : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(QString ipAddress READ getIP WRITE setIP)
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Q_PROPERTY(QString state READ getState NOTIFY stateChanged)
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Q_PROPERTY(QVariant timers READ getTimerTextList NOTIFY timerTextChanged)
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Q_PROPERTY(int raceState READ getRaceState NOTIFY raceStateChanged)
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Q_PROPERTY(double nextStartActionDelayProgress READ getNextStartActionDelayProgress NOTIFY nextStartActionDelayProgressChanged)
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Q_PROPERTY(int nextStartAction READ getNextStartAction NOTIFY nextStartActionChanged)
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public:
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explicit BaseConn(QObject *parent = nullptr);
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// values for the socket connection
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QString ip;
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ushort port = 3563;
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int errors;
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int errors_until_disconnect = 4;
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// the current state
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QString state;
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// can be:
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// - 'disconnected'
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// - 'connecting'
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// - 'connected'
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QString latestReadReply;
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//---general status values---//
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// stuff for storing the timers
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enum timerState { IDLE, STARTING, WAITING, RUNNING, WON, LOST, FAILED, CANCELLED, DISABLED };
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QVariant remoteTimers;
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QVariant timerTextList;
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int remoteRaceState;
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// for next start action
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enum NextStartAction { AtYourMarks, Ready, Start, None };
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NextStartAction nextStartAction;
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double nextStartActionDelayProgress;
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// only used in remote mode:
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double nextStartActionDelayStartedAt;
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double nextStartActionTotalDelay;
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private:
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QDateTime *date;
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//to get the current time
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QTcpSocket *socket;
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//socket for communication with the extention
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QTimer *autoConnectRetryTimer; // timer to frequently trigger a connection attempt to the base station
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QTimer *timeoutTimer; // timer to trigger connection timeout
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QTimer *timerTextRefreshTimer; // timer to refresh the text of the timers on the frontend
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QString readBuffer;
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int nextConnectionId;
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struct waitingRequest {
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int id;
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QEventLoop * loop;
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QJsonObject reply;
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};
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QList<waitingRequest> waitingRequests;
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signals:
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void stateChanged();
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//is emitted, when the connection state changes
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void gotUnexpectedReply(QString reply);
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void gotUpdate(QVariantMap data);
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void gotError(QString error);
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// for qml
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void timerTextChanged();
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void raceStateChanged();
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void nextStartActionChanged();
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void nextStartActionDelayProgressChanged();
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public slots:
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Q_INVOKABLE void connectToHost();
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//function to connect to the base station
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void connectionTimeout();
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Q_INVOKABLE bool init();
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Q_INVOKABLE void deInit();
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Q_INVOKABLE void closeConnection();
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void gotError(QAbstractSocket::SocketError err);
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// --- socket communication handling ---
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Q_INVOKABLE QVariantMap sendCommand(int header, QJsonValue data = "");
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// helper functions
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void doConnectionAttempt();
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void setState(QString newState);
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int writeRemoteSetting(QString key, QString value);
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QString readRemoteSetting(QString key);
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// for timer sync
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void handleUpdate(QVariantMap data);
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void refreshRemoteTimers(QVariantList timers);
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void refreshTimerTextList();
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// for qml
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QString getIP() const;
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void setIP(const QString &ipAdress);
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QString getState() const;
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QVariant getTimerTextList();
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int getRaceState();
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Q_INVOKABLE double getNextStartActionDelayProgress();
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Q_INVOKABLE int getNextStartAction();
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private slots:
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void readyRead();
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void processSocketMessage(QString message);
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void socketReplyRecieved(QString reply);
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void socketStateChanged(QAbstractSocket::SocketState socketState);
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};
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#endif // BASECONN_H
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