abstract_client.h

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#ifndef ABSTRACTCLIENT_H
#define ABSTRACTCLIENT_H
 
#include "latency_tracker.h"
 
#include <QElapsedTimer>
#include <QLoggingCategory>
#include <QMutex>
#include <QVariant>
#include <libcockatrice/protocol/pb/response.pb.h>
#include <libcockatrice/protocol/pb/serverinfo_user.pb.h>
 
inline Q_LOGGING_CATEGORY(AbstractClientLog, "abstract_client");
 
class PendingCommand;
class CommandContainer;
class RoomEvent;
class GameEventContainer;
class ServerMessage;
class Event_ServerIdentification;
class Event_AddToList;
class Event_RemoveFromList;
class Event_UserJoined;
class Event_UserLeft;
class Event_ServerMessage;
class Event_ListRooms;
class Event_GameJoined;
class Event_UserMessage;
class Event_NotifyUser;
class Event_ConnectionClosed;
class Event_ServerShutdown;
class Event_ReplayAdded;
class FeatureSet;
 
enum ClientStatus
{
    StatusDisconnected,
    StatusDisconnecting,
    StatusConnecting,
    StatusRegistering,
    StatusActivating,
    StatusLoggingIn,
    StatusLoggedIn,
    StatusRequestingForgotPassword,
    StatusSubmitForgotPasswordReset,
    StatusSubmitForgotPasswordChallenge,
    StatusGettingPasswordSalt,
};
 
class AbstractClient : public QObject
{
    Q_OBJECT
signals:
    void statusChanged(ClientStatus _status);
    void maxPingTime(int seconds, int maxSeconds);

    void pingStatsUpdated(const LatencyTracker::Stats &stats, const QList<int> &samplesMs);
 
    // Room events
    void roomEventReceived(const RoomEvent &event);
    // Game events
    void gameEventContainerReceived(const GameEventContainer &event);
    // Session events
    void serverIdentificationEventReceived(const Event_ServerIdentification &event);
    void connectionClosedEventReceived(const Event_ConnectionClosed &event);
    void serverShutdownEventReceived(const Event_ServerShutdown &event);
    void addToListEventReceived(const Event_AddToList &event);
    void removeFromListEventReceived(const Event_RemoveFromList &event);
    void userJoinedEventReceived(const Event_UserJoined &event);
    void userLeftEventReceived(const Event_UserLeft &event);
    void serverMessageEventReceived(const Event_ServerMessage &event);
    void listRoomsEventReceived(const Event_ListRooms &event);
    void gameJoinedEventReceived(const Event_GameJoined &event);
    void userMessageEventReceived(const Event_UserMessage &event);
    void notifyUserEventReceived(const Event_NotifyUser &event);
    void userInfoChanged(const ServerInfo_User &userInfo);
    void buddyListReceived(const QList<ServerInfo_User> &buddyList);
    void ignoreListReceived(const QList<ServerInfo_User> &ignoreList);
    void replayAddedEventReceived(const Event_ReplayAdded &event);
    void registerAccepted();
    void registerAcceptedNeedsActivate();
    void activateAccepted();
 
    void sigQueuePendingCommand(PendingCommand *pend);
 
private:
    int nextCmdId;
    mutable QMutex clientMutex;
    ClientStatus status;
    LatencyTracker latencyTracker;
    QElapsedTimer statsEmitClock;
    bool statsEmitClockStarted = false;
 
    void recordLatency(PendingCommand &pend);
private slots:
    void queuePendingCommand(PendingCommand *pend);
protected slots:
    void processProtocolItem(const ServerMessage &item);
 
protected:
    QMap<int, PendingCommand *> pendingCommands;
    QString userName, password, email, country, realName, token;
    bool serverSupportsPasswordHash;
    void setStatus(ClientStatus _status);
    int getNewCmdId()
    {
        return nextCmdId++;
    }
    virtual void sendCommandContainer(const CommandContainer &cont) = 0;
 
public:
    explicit AbstractClient(QObject *parent = nullptr);
    ~AbstractClient() override;
 
    ClientStatus getStatus() const
    {
        QMutexLocker locker(&clientMutex);
        return status;
    }
    void sendCommand(const CommandContainer &cont);
    void sendCommand(PendingCommand *pend);

    void clearLatencyStats();
 
    bool getServerSupportsPasswordHash() const
    {
        return serverSupportsPasswordHash;
    }
    const QString &getUserName() const
    {
        return userName;
    }

    virtual QString serverName() const
    {
        return {};
    }
    virtual quint16 serverPort() const
    {
        return 0;
    }
 
    static PendingCommand *prepareSessionCommand(const ::google::protobuf::Message &cmd);
    static PendingCommand *prepareRoomCommand(const ::google::protobuf::Message &cmd, int roomId);
    static PendingCommand *prepareModeratorCommand(const ::google::protobuf::Message &cmd);
    static PendingCommand *prepareAdminCommand(const ::google::protobuf::Message &cmd);
 
    QMap<QString, bool> clientFeatures;
};
 
#endif