From c0f4e7925e08cd5ff61945a19a73d7b4b627d1d5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A2u=20Cao?= <raucao@kosmos.org>
Date: Sat, 4 May 2024 17:07:23 +0200
Subject: [PATCH] Use zap comment for description/memo

But use the hashed zap request event for the description hash.
---
 app/controllers/lnurlpay_controller.rb | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/app/controllers/lnurlpay_controller.rb b/app/controllers/lnurlpay_controller.rb
index 40681a5..47265ae 100644
--- a/app/controllers/lnurlpay_controller.rb
+++ b/app/controllers/lnurlpay_controller.rb
@@ -131,10 +131,13 @@ class LnurlpayController < ApplicationController
         return
       end
 
+      desc = "Zap for #{@user.address}"
+      desc = "#{desc}: \"#{event.content}\"" if event.content.present?
+
       invoice = LndhubManager::CreateUserInvoice.call(
         user: @user, payload: {
           amount: amount, # sats
-          description: event.to_json,
+          description: desc,
           description_hash: Digest::SHA256.hexdigest(event.to_json),
         }
       )