lnworker.get_invoice_status: test if invoice is expired

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:

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