mvp irc client for solanaceae with plugin

non exhausitve list of missing stuff:
 - notices (only channel partly implemented)
 - invites
 - initiating private chat
 - channel membership status and other flags

src/solanaceae/ircclient_messages/ircclient_message_manager.hpp

@@ -0,0 +1,42 @@
+#pragma once
+
+#include "solanaceae/contact/contact_model3.hpp"
+#include <solanaceae/ircclient/ircclient.hpp>
+#include <solanaceae/ircclient_contacts/ircclient_contact_model.hpp>
+#include <solanaceae/message3/registry_message_model.hpp>
+
+class IRCClientMessageManager : public IRCClientEventI, public RegistryMessageModelEventI {
+	protected:
+		RegistryMessageModel& _rmm;
+		Contact3Registry& _cr;
+		ConfigModelI& _conf;
+		IRCClient1& _ircc;
+		IRCClientContactModel& _ircccm;
+
+	public:
+		IRCClientMessageManager(
+			RegistryMessageModel& rmm,
+			Contact3Registry& cr,
+			ConfigModelI& conf,
+			IRCClient1& ircc,
+			IRCClientContactModel& ircccm
+		);
+
+		virtual ~IRCClientMessageManager(void);
+
+		// bring event overloads into scope
+		using IRCClientEventI::onEvent;
+		using RegistryMessageModelEventI::onEvent;
+	private:
+		bool processMessage(Contact3Handle from, Contact3Handle to, std::string_view message_text, bool action);
+
+	private: // mm3
+		bool sendText(const Contact3 c, std::string_view message, bool action = false) override;
+
+	private: // ircclient
+		bool onEvent(const IRCClient::Events::Channel& e) override;
+		bool onEvent(const IRCClient::Events::PrivMSG& e) override;
+		bool onEvent(const IRCClient::Events::Notice& e) override;
+		bool onEvent(const IRCClient::Events::ChannelNotice& e) override;
+		bool onEvent(const IRCClient::Events::CTCP_Action& e) override;
+};