too many things

include/td/simulation/GameHistory.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include <optional>
+#include <td/protocol/command/Commands.h>
+#include <td/protocol/packet/Packets.h>
+
+namespace td {
+namespace game {
+
+class GameHistory {
+  private:
+	using HistorySizeType = std::uint16_t;
+
+	std::vector<std::optional<protocol::LockStep>> m_History;
+	
+	HistorySizeType m_Cursor;
+
+  public:
+	GameHistory();
+
+	void SetLockStep(HistorySizeType a_Index, protocol::LockStep&& a_LockStep);
+
+	const protocol::LockStep& GetLockStep(HistorySizeType a_Index) const;
+
+	bool HasLockStep(HistorySizeType a_Index) const;
+
+	const protocol::LockStep& GetNextStep();
+
+	bool HasNextStep() const;
+
+	void FromPacket(td::protocol::pdata::LockSteps&& a_Steps);
+
+	td::protocol::packets::LockStepsPacket ToPacket(HistorySizeType a_StartIndex);
+};
+
+}  // namespace game
+}  // namespace td