From c21290e265062d06c8068db81c160e3bacae7e8d Mon Sep 17 00:00:00 2001
From: kodeFant <lars.lillo@gmail.com>
Date: Fri, 1 Sep 2023 21:07:58 +0200
Subject: [PATCH] Add some documentation

---
 IHP/DBEvent.hs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/IHP/DBEvent.hs b/IHP/DBEvent.hs
index 8f4fe8518..db1ff8c9d 100644
--- a/IHP/DBEvent.hs
+++ b/IHP/DBEvent.hs
@@ -47,9 +47,12 @@ respondDbEvent eventName  = do
                     sqlExec createTriggerSql ()
                     pure ()
 
+                
                 pgListener |> PGListener.subscribe (channelName table) \notification -> do
                     let pid = notification.notificationPid |> show |> cs
                     sendChunk (ByteString.stringUtf8 $
+                            -- Follows the SSE message spec defined on MDN
+                            -- https://developer.mozilla.org/en-US/docs/Web/API/Server-sent_events/Using_server-sent_events#event_stream_format
                             "id:" <> pid <> "\n" <>
                             "event:" <> cs eventName <> "\n" <>
                             "data: " <> cs table <> " change event triggered\n\n")