hyperion.ng/libsrc/flatbufserver/FlatBufferClient.h
2020-08-08 13:09:15 +02:00

148 lines
3.2 KiB
C++

#pragma once
// util
#include <utils/Logger.h>
#include <utils/Image.h>
#include <utils/ColorRgb.h>
#include <utils/Components.h>
// flatbuffer FBS
#include "hyperion_reply_generated.h"
#include "hyperion_request_generated.h"
class QTcpSocket;
class QTimer;
namespace flatbuf {
class HyperionRequest;
}
///
/// @brief Socket (client) of FlatBufferServer
///
class FlatBufferClient : public QObject
{
Q_OBJECT
public:
///
/// @brief Construct the client
/// @param socket The socket
/// @param timeout The timeout when a client is automatically disconnected and the priority unregistered
/// @param parent The parent
///
explicit FlatBufferClient(QTcpSocket* socket, int timeout, QObject *parent = nullptr);
signals:
///
/// @brief forward register data to HyperionDaemon
///
void registerGlobalInput(int priority, hyperion::Components component, const QString& origin = "FlatBuffer", const QString& owner = "", unsigned smooth_cfg = 0);
///
/// @brief Forward clear command to HyperionDaemon
///
void clearGlobalInput(int priority, bool forceClearAll=false);
///
/// @brief forward prepared image to HyperionDaemon
///
bool setGlobalInputImage(int priority, const Image<ColorRgb>& image, int timeout_ms, bool clearEffect = false);
///
/// @brief Forward requested color
///
void setGlobalInputColor(int priority, const std::vector<ColorRgb> &ledColor, int timeout_ms, const QString& origin = "FlatBuffer" ,bool clearEffects = true);
///
/// @brief Emits whenever the client disconnected
///
void clientDisconnected();
public slots:
///
/// @brief Requests a registration from the client
///
void registationRequired(int priority);
///
/// @brief close the socket and call disconnected()
///
void forceClose();
private slots:
///
/// @brief Is called whenever the socket got new data to read
///
void readyRead();
///
/// @brief Is called when the socket closed the connection, also requests thread exit
///
void disconnected();
private:
///
/// @brief Handle the received message
///
void handleMessage(const hyperionnet::Request * req);
///
/// Register new priority
///
void handleRegisterCommand(const hyperionnet::Register *regReq);
///
/// @brief Hande Color message
///
void handleColorCommand(const hyperionnet::Color *colorReq);
///
/// Handle an incoming Image message
///
/// @param image the incoming image
///
void handleImageCommand(const hyperionnet::Image *image);
///
/// @brief Handle clear command
///
/// @param clear the incoming clear request
///
void handleClearCommand(const hyperionnet::Clear *clear);
///
/// Send handle not implemented
///
void handleNotImplemented();
///
/// Send a message to the connected client
///
void sendMessage();
///
/// Send a standard reply indicating success
///
void sendSuccessReply();
///
/// Send an error message back to the client
///
/// @param error String describing the error
///
void sendErrorReply(const std::string & error);
private:
Logger *_log;
QTcpSocket *_socket;
const QString _clientAddress;
QTimer *_timeoutTimer;
int _timeout;
int _priority;
QByteArray _receiveBuffer;
// Flatbuffers builder
flatbuffers::FlatBufferBuilder _builder;
};