From 87e76389b677035395d0c5b05204336d78aba445 Mon Sep 17 00:00:00 2001
From: Arc <33088785+arcbtc@users.noreply.github.com>
Date: Tue, 21 Jan 2020 11:06:22 +0000
Subject: [PATCH] QR read check / error report

---
 lnbits/static/app.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lnbits/static/app.js b/lnbits/static/app.js
index f5973d5da..56a896d4c 100644
--- a/lnbits/static/app.js
+++ b/lnbits/static/app.js
@@ -260,6 +260,16 @@ function scanQRsend() {
         outputData.innerText = JSON.stringify(code.data)
         theinvoice = decode(code.data)
         outmemo = theinvoice.data.tags[1].value
+        if (outmemo.split(":")[0] == "lightning") {
+          outmemo = outmemo.split(":")[1];
+        }
+        if (outmemo.substring(0, 4).toUpperCase() == "LNBC"){
+          document.getElementById('sendfunds2').innerHTML =
+            "<div class='row'><div class='col-md-6'>" +
+            "<h3><b style='color:red;'>Not a lightning invoice</b></h3>" +
+            "<button style='margin-left:20px;' type='submit' class='btn btn-primary' onclick='cancelsend()'>Continue</button>" +
+            '</br/></br/></div></div>'
+        }
         outamount = Number(theinvoice.human_readable_part.amount) / 1000
         if (outamount > Number(wallet.balance)) {
           document.getElementById('sendfunds2').innerHTML =