From 4437763b8dd21d2d13420146895b5fe29f72cc4b Mon Sep 17 00:00:00 2001
From: Adam Soltys <adam@coinos.io>
Date: Sat, 7 Mar 2026 10:40:02 -0800
Subject: include raw event in push payload for data transport

Forward kind 445 Nostr events through push notifications so the
client can process messages instantly without relying on WebSockets.
Includes a 3KB size guard for the ~4KB push payload limit.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 lib/dmNotifications.ts | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/lib/dmNotifications.ts b/lib/dmNotifications.ts
index ca6b032a..161920d8 100644
--- a/lib/dmNotifications.ts
+++ b/lib/dmNotifications.ts
@@ -13,7 +13,7 @@ if (config.vapid) {
 // Push notification delivery
 // ---------------------------------------------------------------------------
 
-const sendPush = async (pubkey: string, url = "/messages") => {
+const sendPush = async (pubkey: string, url = "/messages", event?: any) => {
   try {
     const user = await getUser(pubkey);
     if (!user?.id) return;
@@ -23,11 +23,19 @@ const sendPush = async (pubkey: string, url = "/messages") => {
 
     l(`push to ${user.username} (${subscriptions.length} subs)`);
 
-    const payload = JSON.stringify({
+    const payloadObj: any = {
       title: "New message",
       body: "You have a new encrypted message",
       url,
-    });
+    };
+
+    // Include the raw event for push-as-data-transport (size guard for ~4KB push limit)
+    if (event) {
+      const eventStr = JSON.stringify(event);
+      if (eventStr.length < 3000) payloadObj.event = eventStr;
+    }
+
+    const payload = JSON.stringify(payloadObj);
 
     for (const s of subscriptions as any) {
       webpush
@@ -78,7 +86,7 @@ const handleGroupMessage = async (event: any) => {
 
   const sender = event.pubkey;
   for (const member of group.members) {
-    if (member !== sender) sendPush(member);
+    if (member !== sender) sendPush(member, "/messages", event);
   }
 };
 
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