inital commit (message v3)

solanaceae/message3/message_time_sort.cpp

@@ -0,0 +1,29 @@
+#include "./message_time_sort.hpp"
+
+#include <solanaceae/registry_message_model/components.hpp>
+
+MessageTimeSort::MessageTimeSort(RegistryMessageModel& rmm) : _rmm(rmm) {
+	_rmm.subscribe(this, RegistryMessageModel_Event::message_construct);
+	_rmm.subscribe(this, RegistryMessageModel_Event::message_updated);
+}
+
+void MessageTimeSort::iterate(void) {
+	// TODO: maybe only every x for updated
+	for (auto* reg : _to_sort) {
+		reg->sort<Message::Components::Timestamp>([](const auto& lhs, const auto& rhs) -> bool {
+			return lhs.ts < rhs.ts;
+		}, entt::insertion_sort{});
+	}
+	_to_sort.clear();
+}
+
+bool MessageTimeSort::onEvent(const Message::Events::MessageConstruct& e) {
+	_to_sort.emplace(e.e.registry());
+	return false;
+}
+
+bool MessageTimeSort::onEvent(const Message::Events::MessageUpdated& e) {
+	_to_sort.emplace(e.e.registry());
+	return false;
+}
+