serializer.hpp

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#pragma once
 
#include <string>
#include <vector>
#include <memory>
#include "protocol/messages.hpp"
#include "protocol/messagetype.hpp"
 
class MessageSerializer
{
public:
    // ========================================================================
    // Serialization (Message → JSON string)
    // ========================================================================
 
    static std::string serialize(const ConnectRequest &msg);
    static std::string serialize(const ConnectResponse &msg);
    static std::string serialize(const DisconnectMessage &msg);
    static std::string serialize(const HeartbeatMessage &msg);
 
    static std::string serialize(const MakeMoveRequest &msg);
    static std::string serialize(const MoveResult &msg);
    static std::string serialize(const GameStateUpdate &msg);
    static std::string serialize(const GameOverMessage &msg);
 
    static std::string serialize(const CreateGameRequest &msg);
    static std::string serialize(const CreateGameResponse &msg);
    static std::string serialize(const JoinGameRequest &msg);
    static std::string serialize(const JoinGameResponse &msg);
    static std::string serialize(const ListGamesRequest &msg);
    static std::string serialize(const ListGamesResponse &msg);
 
    static std::string serialize(const ErrorMessage &msg);
 
    // ========================================================================
    // Deserialization (JSON string → Message)
    // ========================================================================
 
    static ConnectRequest deserializeConnectRequest(const std::string &json);
    static ConnectResponse deserializeConnectResponse(const std::string &json);
    static DisconnectMessage deserializeDisconnect(const std::string &json);
    static HeartbeatMessage deserializeHeartbeat(const std::string &json);
 
    static MakeMoveRequest deserializeMakeMoveRequest(const std::string &json);
    static MoveResult deserializeMoveResult(const std::string &json);
    static GameStateUpdate deserializeGameStateUpdate(const std::string &json);
    static GameOverMessage deserializeGameOver(const std::string &json);
 
    static CreateGameRequest deserializeCreateGameRequest(const std::string &json);
    static CreateGameResponse deserializeCreateGameResponse(const std::string &json);
    static JoinGameRequest deserializeJoinGameRequest(const std::string &json);
    static JoinGameResponse deserializeJoinGameResponse(const std::string &json);
    static ListGamesRequest deserializeListGamesRequest(const std::string &json);
    static ListGamesResponse deserializeGameListResponse(const std::string &json);
 
    static ErrorMessage deserializeError(const std::string &json);
 
    // ========================================================================
    // Generic wrapper for type-tagged messages
    // ========================================================================
 
    static std::string wrapMessage(MessageType type, const std::string &payload);
 
    static std::pair<MessageType, std::string> unwrapMessage(const std::string &json);
 
    // ========================================================================
    // Validation
    // ========================================================================
 
    static bool isValidJson(const std::string &json);
 
    static bool isValidMessageSize(const std::string &json);
};