add write id

include/sp/protocol/MessageInterfaces.h

@@ -14,6 +14,7 @@ struct MessageInterfaceParsedOptions<> {
 	static const bool HasLittleEndian = false;
 	static const bool HasReadOperations = false;
 	static const bool HasWriteOperations = false;
+	static const bool HasWriteId = false;
 	static const bool HasHandler = false;
 	static const bool HasValid = false;
 };
@@ -43,6 +44,11 @@ struct MessageInterfaceParsedOptions<option::WriteOperations, TOptions...> : pub
 	static const bool HasWriteOperations = true;
 };
 
+template <typename... TOptions>
+struct MessageInterfaceParsedOptions<option::WriteId, TOptions...> : public MessageInterfaceParsedOptions<TOptions...> {
+	static const bool HasWriteId = true;
+};
+
 template <typename T, typename... TOptions>
 struct MessageInterfaceParsedOptions<option::Handler<T>, TOptions...> : public MessageInterfaceParsedOptions<TOptions...> {
 	static const bool HasHandler = true;
@@ -118,7 +124,7 @@ template <typename TBase>
 class MessageInterfaceWriteBase : public TBase {
   public:
 	void Write(DataBuffer& buffer) {
-		return WriteImpl(buffer);
+		WriteImpl(buffer);
 	}
 
   protected:
@@ -151,7 +157,15 @@ class MessageInterfaceValidityBase : public TBase {
 	virtual bool ValidImpl() const = 0;
 };
 
-
+// Writing id functionality chunk
+template <typename TBase>
+class MessageInterfaceWriteIdBase : public TBase {
+  public:
+	void Write(DataBuffer& buffer) {
+		this->WriteData(this->GetId(), buffer);
+		this->WriteImpl(buffer);
+	}
+};
 
 
 
@@ -239,5 +253,19 @@ template <typename TBase>
 struct MessageInterfaceProcessValid<TBase, false> {
 	using Type = TBase;
 };
+
+// Build id writing
+template <typename TBase, bool THasValid>
+struct MessageInterfaceProcessWriteId;
+
+template <typename TBase>
+struct MessageInterfaceProcessWriteId<TBase, true> {
+	using Type = MessageInterfaceWriteIdBase<TBase>;
+};
+
+template <typename TBase>
+struct MessageInterfaceProcessWriteId<TBase, false> {
+	using Type = TBase;
+};
 }  // namespace details
 }  // namespace sp