From 10b4d804f8277fb7df417a050f25bbc54d7d416d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20D=E2=80=99Aquino?= <daniel@daquino.me>
Date: Fri, 24 Oct 2025 14:30:58 -0700
Subject: [PATCH] Shift since optimization filter by two minutes
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Changelog-Changed: Tweaked since optimization filter to capture notes that would otherwise be lost
Signed-off-by: Daniel D’Aquino <daniel@daquino.me>
---
 .../Networking/NostrNetworkManager/SubscriptionManager.swift | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/damus/Core/Networking/NostrNetworkManager/SubscriptionManager.swift b/damus/Core/Networking/NostrNetworkManager/SubscriptionManager.swift
index 8dd9ecd8..8e581b7a 100644
--- a/damus/Core/Networking/NostrNetworkManager/SubscriptionManager.swift
+++ b/damus/Core/Networking/NostrNetworkManager/SubscriptionManager.swift
@@ -145,7 +145,10 @@ extension NostrNetworkManager {
                         while !Task.isCancelled {
                             let optimizedFilters = filters.map {
                                 var optimizedFilter = $0
-                                optimizedFilter.since = latestNoteTimestampSeen
+                                // Shift the since filter 2 minutes (120 seconds) before the last note timestamp
+                                if let latestTimestamp = latestNoteTimestampSeen {
+                                    optimizedFilter.since = latestTimestamp > 120 ? latestTimestamp - 120 : 0
+                                }
                                 return optimizedFilter
                             }
                             for await item in self.multiSessionNetworkStream(filters: optimizedFilters, to: desiredRelays, streamMode: streamMode, id: id) {