From f9a2e7eeb40a18d06acb2d83e7ab29f0c9a16246 Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Tue, 30 Jul 2019 13:28:01 +0200
Subject: [PATCH] lnworker.get_invoice_status: test if invoice is expired

---
 electrum/lnaddr.py   | 4 +++-
 electrum/lnworker.py | 8 +++++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/electrum/lnaddr.py b/electrum/lnaddr.py
index 995c46baf..731e22cf7 100644
--- a/electrum/lnaddr.py
+++ b/electrum/lnaddr.py
@@ -272,7 +272,9 @@ class LnAddr(object):
     def get_expiry(self):
         return int(self.get_tag('x') or '3600')
 
-
+    def is_expired(self):
+        now = time.time()
+        return now > self.get_expiry() + self.date
 
 def lndecode(a, verbose=False, expected_hrp=None):
     if expected_hrp is None:
diff --git a/electrum/lnworker.py b/electrum/lnworker.py
index aad2dea02..a3bf448b8 100644
--- a/electrum/lnworker.py
+++ b/electrum/lnworker.py
@@ -397,7 +397,13 @@ class LNWallet(LNWorker):
         if key not in self.invoices:
             return PR_UNKNOWN
         invoice, direction, is_paid = self.invoices[key]
-        return PR_PAID if is_paid else PR_UNPAID
+        lnaddr = lndecode(invoice, expected_hrp=constants.net.SEGWIT_HRP)
+        if is_paid:
+            return PR_PAID
+        elif lnaddr.is_expired():
+            return PR_EXPIRED
+        else:
+            return PR_UNPAID
 
     def get_payments(self):
         # return one item per payment_hash