Implemented the real server

src/game_server/WebsocketGameClient.h

@@ -0,0 +1,40 @@
+#pragma once
+
+#include "IGameServer.h"
+#include "InternalGameServer.h"
+#include <memory>
+#include <string>
+
+namespace FRG {
+
+class RemoteGameServerHost;
+
+class WebsocketGameClient final : public IGameServer {
+public:
+	WebsocketGameClient(
+		std::string host = "127.0.0.1",
+		std::string port = "8080",
+		std::string path = "/");
+	~WebsocketGameClient();
+
+	WebsocketGameClient(const WebsocketGameClient&) = delete;
+	WebsocketGameClient& operator=(const WebsocketGameClient&) = delete;
+
+	std::shared_ptr<const GameSnapshot> snapshot() const override;
+	const std::string& localPlayerId() const override;
+	void submit(const GameCommand& command) override;
+	std::vector<GameServerEvent> drainEvents() override;
+	void update(std::int64_t deltaMs) override;
+	void save(nlohmann::json& out) const override;
+	void load(const nlohmann::json& in) override;
+
+	bool connected() const;
+
+private:
+	friend class RemoteGameServerHost;
+	class Impl;
+	InternalGameServer replica_;
+	std::unique_ptr<Impl> impl_;
+};
+
+} // namespace FRG