From 1424d48d77e3680dc4bd75c24b320436b999dced Mon Sep 17 00:00:00 2001
From: Adam Soltys <asoltys@gmail.com>
Date: Tue, 7 Feb 2023 21:06:52 -0800
Subject: handle zero amount invoices better

---
 routes/payments.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'routes/payments.js')

diff --git a/routes/payments.js b/routes/payments.js
index 1043959c..ec557474 100644
--- a/routes/payments.js
+++ b/routes/payments.js
@@ -36,6 +36,9 @@ export default {
         })
         .json();
     } else if (payreq) {
+      let { msatoshi } = await ln.decode(payreq);
+      if (msatoshi) amount = Math.round(msatoshi * 1000);
+
       p = await debit(
         hash,
         amount + maxfee,
@@ -45,7 +48,7 @@ export default {
         types.lightning
       );
 
-      let r = await ln.pay(payreq);
+      let r = await ln.pay(payreq, msatoshi ? undefined : `${amount}sats`);
 
       p.amount = -amount;
       p.hash = r.payment_hash;
-- 
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