feat: add streams

include/sp/io/MessageStream.h

@@ -0,0 +1,34 @@
+#pragma once
+
+#include <sp/common/DataBuffer.h>
+#include <sp/io/IoInterface.h>
+#include <sp/io/MessageEncapsulator.h>
+#include <vector>
+
+namespace sp {
+
+template <typename TMessageFactory>
+class MessageStream {
+  private:
+	std::vector<MessageEncapsulator> m_Encapsulators;
+	std::shared_ptr<IoInterface> m_Stream;
+
+	using MessageBaseType = typename TMessageFactory::MessageBaseType;
+	using MessageIdType = typename MessageBaseType::MessageIdType;
+
+  public:
+	MessageStream(std::shared_ptr<IoInterface>&& a_Stream) : m_Stream(std::move(a_Stream)) {}
+
+	std::unique_ptr<MessageBaseType> ReadMessage();
+	std::unique_ptr<MessageBaseType> ReadMessage(MessageIdType a_Id);
+
+	void WriteMessage(const MessageBaseType& a_Message, bool a_WriteId = true);
+
+  private:
+	DataBuffer ReadAndDecapsulate();
+	std::unique_ptr<MessageBaseType> MakeMessage(DataBuffer& buffer, MessageIdType a_Id);
+};
+
+}  // namespace sp
+
+#include <sp/io/MessageStream.inl>