From 0064dde1ce780dcc48b55530709496e089c1fda6 Mon Sep 17 00:00:00 2001
From: Green Sky <Green-Sky@users.noreply.github.com>
Date: Tue, 7 Jan 2025 22:29:39 +0100
Subject: [PATCH] limit provided history by first seen

---
 solanaceae/ngc_hs2/ngc_hs2_sigma.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/solanaceae/ngc_hs2/ngc_hs2_sigma.cpp b/solanaceae/ngc_hs2/ngc_hs2_sigma.cpp
index fa69a17..bf29c49 100644
--- a/solanaceae/ngc_hs2/ngc_hs2_sigma.cpp
+++ b/solanaceae/ngc_hs2/ngc_hs2_sigma.cpp
@@ -224,6 +224,13 @@ void NGCHS2Sigma::handleTimeRange(Contact3Handle c, const Events::NGCFT1_recv_re
 		return;
 	}
 
+	if (!c.all_of<Contact::Components::TagSelfWeak>()) {
+		// make sure we dont sync past the peers first appearance
+		if (const auto first_seen_ptr = c.try_get<Contact::Components::FirstSeen>(); first_seen_ptr != nullptr) {
+			ts_start = std::max(ts_start, first_seen_ptr->ts);
+		}
+	}
+
 	// dedupe insert into queue
 	// how much overlap do we allow?
 	c.get_or_emplace<Components::IncommingTimeRangeRequestQueue>().queueRequest(