From 337234cb0ca68dc5e9a072972928eb56f6e24288 Mon Sep 17 00:00:00 2001
From: Vlad Stan <stan.v.vlad@gmail.com>
Date: Thu, 4 Aug 2022 14:04:49 +0300
Subject: [PATCH] fix: handle no input signed scenario

---
 .../components/serial-signer/serial-signer.js       | 13 ++++++++++++-
 .../static/components/wallet-list/wallet-list.html  |  1 +
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/lnbits/extensions/watchonly/static/components/serial-signer/serial-signer.js b/lnbits/extensions/watchonly/static/components/serial-signer/serial-signer.js
index c6102bef9..b12550319 100644
--- a/lnbits/extensions/watchonly/static/components/serial-signer/serial-signer.js
+++ b/lnbits/extensions/watchonly/static/components/serial-signer/serial-signer.js
@@ -423,10 +423,21 @@ async function serialSigner(path) {
       },
       handleSignResponse: function (res = '') {
         this.hww.signingPsbt = false
-        this.updateSignedPsbt(res)
+        const [count, psbt] = res.trim().split(' ')
+        if (!psbt || !count || count.trim() === '0') {
+          this.$q.notify({
+            type: 'warning',
+            message: 'No input signed!',
+            caption: 'Are you using the right seed?',
+            timeout: 10000
+          })
+          return
+        }
+        this.updateSignedPsbt(psbt)
         this.$q.notify({
           type: 'positive',
           message: 'Transaction Signed',
+          message: `Inputs signed: ${count}`,
           timeout: 10000
         })
       },
diff --git a/lnbits/extensions/watchonly/static/components/wallet-list/wallet-list.html b/lnbits/extensions/watchonly/static/components/wallet-list/wallet-list.html
index 3472a52f0..2eda578d3 100644
--- a/lnbits/extensions/watchonly/static/components/wallet-list/wallet-list.html
+++ b/lnbits/extensions/watchonly/static/components/wallet-list/wallet-list.html
@@ -191,6 +191,7 @@
           label="Account Extended Public Key; xpub, ypub, zpub; Bitcoin Descriptor"
         ></q-input>
         <q-select
+          v-if="!formDialog.useSerialPort"
           filled
           dense
           emit-value