kivy: show payment log details

electrum/gui/kivy/uix/dialogs/invoice_dialog.py

@@ -137,5 +137,8 @@ class InvoiceDialog(Factory.Popup):
 
     def show_log(self):
         if self.log:
-            log_str = _('Payment log:') + '\n\n' + '\n'.join([str(x.exception) for x in self.log])
+            log_str = _('Payment log:') + '\n\n'
+            for payment_attempt_log in self.log:
+                route_str, chan_str, message = payment_attempt_log.formatted_tuple()
+                log_str += chan_str + '  ---  ' + message + '\n'
             self.app.show_info(log_str)

electrum/gui/qt/invoice_list.py

@@ -29,7 +29,7 @@ from typing import Sequence
 from PyQt5.QtCore import Qt, QItemSelectionModel
 from PyQt5.QtGui import QStandardItemModel, QStandardItem
 from PyQt5.QtWidgets import QAbstractItemView
-from PyQt5.QtWidgets import QMenu, QVBoxLayout, QTreeWidget, QTreeWidgetItem
+from PyQt5.QtWidgets import QMenu, QVBoxLayout, QTreeWidget, QTreeWidgetItem, QHeaderView
 
 from electrum.i18n import _
 from electrum.util import format_time, PR_UNPAID, PR_PAID, PR_INFLIGHT, PR_FAILED
@@ -173,32 +173,15 @@ class InvoiceList(MyTreeView):
 
     def show_log(self, key, log: Sequence[PaymentAttemptLog]):
         d = WindowModalDialog(self, _("Payment log"))
-        d.setMinimumWidth(800)
+        d.setMinimumWidth(600)
         vbox = QVBoxLayout(d)
         log_w = QTreeWidget()
-        log_w.setHeaderLabels([_('Route'), _('Channel ID'), _('Message'), _('Blacklist')])
+        log_w.setHeaderLabels([_('Hops'), _('Channel ID'), _('Message')])
+        log_w.header().setSectionResizeMode(2, QHeaderView.Stretch)
+        log_w.header().setSectionResizeMode(1, QHeaderView.ResizeToContents)
         for payment_attempt_log in log:
-            if not payment_attempt_log.exception:
-                route = payment_attempt_log.route
-                route_str = '%d'%len(route)
-                if not payment_attempt_log.success:
-                    sender_idx = payment_attempt_log.failure_details.sender_idx
-                    failure_msg = payment_attempt_log.failure_details.failure_msg
-                    blacklist_msg = str(payment_attempt_log.failure_details.is_blacklisted)
-                    short_channel_id = route[sender_idx+1].short_channel_id
-                    data = failure_msg.data
-                    message = repr(failure_msg.code)
-                else:
-                    short_channel_id = route[-1].short_channel_id
-                    message = _('Success')
-                    blacklist_msg = str(False)
-                chan_str = str(short_channel_id)
-            else:
-                route_str = 'None'
-                chan_str = 'N/A'
-                message = str(payment_attempt_log.exception)
-                blacklist_msg = 'N/A'
-            x = QTreeWidgetItem([route_str, chan_str, message, blacklist_msg])
+            route_str, chan_str, message = payment_attempt_log.formatted_tuple()
+            x = QTreeWidgetItem([route_str, chan_str, message])
             log_w.addTopLevelItem(x)
         vbox.addWidget(log_w)
         vbox.addLayout(Buttons(CloseButton(d)))

electrum/lnutil.py

@@ -119,6 +119,26 @@ class PaymentAttemptLog(NamedTuple):
     failure_details: Optional[PaymentAttemptFailureDetails] = None
     exception: Optional[Exception] = None
 
+    def formatted_tuple(self):
+        if not self.exception:
+            route = self.route
+            route_str = '%d'%len(route)
+            if not self.success:
+                sender_idx = self.failure_details.sender_idx
+                failure_msg = self.failure_details.failure_msg
+                short_channel_id = route[sender_idx+1].short_channel_id
+                data = failure_msg.data
+                message = str(failure_msg.code.name)
+            else:
+                short_channel_id = route[-1].short_channel_id
+                message = _('Success')
+            chan_str = str(short_channel_id)
+        else:
+            route_str = 'None'
+            chan_str = 'N/A'
+            message = str(self.exception)
+        return route_str, chan_str, message
+
 
 class LightningError(Exception): pass
 class LightningPeerConnectionClosed(LightningError): pass