qml: don't show ln payment dialog, update info text instead

electrum/gui/qml/components/InvoiceDialog.qml

@@ -47,10 +47,11 @@ ElDialog {
                 columns: 2
 
                 InfoTextArea {
+                    id: helpText
                     Layout.columnSpan: 2
                     Layout.fillWidth: true
                     Layout.bottomMargin: constants.paddingLarge
-                    visible: invoice.userinfo
+                    visible: text
                     text: invoice.userinfo
                     iconStyle: InfoTextArea.IconStyle.Warn
                 }
@@ -457,14 +458,34 @@ ElDialog {
                         // save invoice if new or modified
                         invoice.save_invoice()
                     }
-                    dialog.close()
                     doPay() // only signal here
+                    helpText.text = qsTr('Payment in progress...')
                 }
             }
         }
 
     }
 
+    Connections {
+        target: Daemon.currentWallet
+        function onPaymentSucceeded(key) {
+            if (key != invoice.key) {
+                console.log('wrong invoice ' + key + ' != ' + invoice.key)
+                return
+            }
+            console.log('payment succeeded!')
+            helpText.text = qsTr('Paid!')
+        }
+        function onPaymentFailed(key, reason) {
+            if (key != invoice.key) {
+                console.log('wrong invoice ' + key + ' != ' + invoice.key)
+                return
+            }
+            console.log('payment failed: ' + reason)
+            helpText.text = qsTr('Payment failed: ' + reason)
+        }
+    }
+
     Component.onCompleted: {
         if (invoice_key != '') {
             invoice.initFromKey(invoice_key)

electrum/gui/qml/components/WalletMainView.qml

@@ -312,13 +312,8 @@ Item {
                         console.log('No invoice key, aborting')
                         return
                     }
-                    var dialog = lightningPaymentProgressDialog.createObject(mainView, {
-                        invoice_key: invoice.key
-                    })
-                    dialog.open()
                     Daemon.currentWallet.pay_lightning_invoice(invoice.key)
                 }
-                close()
             }
 
             onClosed: destroy()

electrum/gui/qml/qeinvoice.py

@@ -347,8 +347,10 @@ class QEInvoiceParser(QEInvoice):
 
         self.canSave = True
 
-        if amount.isEmpty: # unspecified amount
+        if self.amount.isEmpty:
             self.userinfo = _('Enter the amount you want to send')
+
+        if amount.isEmpty and self.status == PR_UNPAID: # unspecified amount
             return
 
         if self.invoiceType == QEInvoice.Type.LightningInvoice: