From bab2895848ed9ca21fad8abc11a4040071449c66 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Lohrer?= <info.empeiria@gmail.com>
Date: Wed, 15 Apr 2026 17:19:21 +0200
Subject: [PATCH] =?UTF-8?q?spa(task=2012):=20replies-loader=20f=C3=BCr=20k?=
 =?UTF-8?q?ind:1=20mit=20a-tag-filter?=
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Fügt `loadReplies(dtag)` an loaders.ts an. Filter `#a` auf das
addressable-Event-Format "30023:<pubkey>:<dtag>" findet alle kind:1
Replies auf den Post. Sortiert aufsteigend (älteste zuerst).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 app/src/lib/nostr/loaders.ts | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/app/src/lib/nostr/loaders.ts b/app/src/lib/nostr/loaders.ts
index 58c3b88..fb8213d 100644
--- a/app/src/lib/nostr/loaders.ts
+++ b/app/src/lib/nostr/loaders.ts
@@ -121,3 +121,26 @@ export async function loadProfile(): Promise<Profile | null> {
     return null;
   }
 }
+
+/** Post-Adresse im `a`-Tag-Format: "30023:<pubkey>:<dtag>" */
+function eventAddress(pubkey: string, dtag: string): string {
+  return `30023:${pubkey}:${dtag}`;
+}
+
+/**
+ * Alle kind:1-Replies auf einen Post, chronologisch aufsteigend (älteste zuerst).
+ * Streamt via onEvent, wenn angegeben.
+ */
+export async function loadReplies(
+  dtag: string,
+  onEvent?: (ev: NostrEvent) => void
+): Promise<NostrEvent[]> {
+  const relays = get(readRelays);
+  const address = eventAddress(AUTHOR_PUBKEY_HEX, dtag);
+  const events = await collectEvents(
+    relays,
+    { kinds: [1], '#a': [address], limit: 500 },
+    { onEvent }
+  );
+  return events.sort((a, b) => a.created_at - b.created_at);
+}