qml: multisig implement finalize tx not complete result

electrum/gui/qml/components/ConfirmTxDialog.qml

@@ -224,7 +224,9 @@ ElDialog {
         FlatButton {
             id: sendButton
             Layout.fillWidth: true
-            text: Daemon.currentWallet.isWatchOnly ? qsTr('Finalize') : qsTr('Pay')
+            text: (Daemon.currentWallet.isWatchOnly || !Daemon.currentWallet.canSignWithoutCosigner)
+                    ? qsTr('Finalize')
+                    : qsTr('Pay')
             icon.source: '../../icons/confirmed.png'
             enabled: finalizer.valid
             onClicked: {

electrum/gui/qml/components/OpenChannel.qml

@@ -186,7 +186,7 @@ Pane {
                 'satoshis': channelopener.amount
             })
             dialog.txaccepted.connect(function() {
-                dialog.finalizer.send_onchain()
+                dialog.finalizer.signAndSend()
             })
             dialog.open()
         }

electrum/gui/qml/components/WalletMainView.qml

@@ -235,12 +235,12 @@ Item {
                             'satoshis': invoice.amount,
                             'message': invoice.message
                     })
-                    var wo = Daemon.currentWallet.isWatchOnly
+                    var canComplete = !Daemon.currentWallet.isWatchOnly && Daemon.currentWallet.canSignWithoutCosigner
                     dialog.txaccepted.connect(function() {
-                        if (wo) {
-                            showUnsignedTx(dialog.finalizer.serializedTx(false), dialog.finalizer.serializedTx(true))
+                        if (!canComplete) {
+                            dialog.finalizer.signAndSave()
                         } else {
-                            dialog.finalizer.send_onchain()
+                            dialog.finalizer.signAndSend()
                         }
                     })
                     dialog.open()

electrum/gui/qml/qetxfinalizer.py

@@ -320,7 +320,7 @@ class QETxFinalizer(TxFeeSlider):
         self.validChanged.emit()
 
     @pyqtSlot()
-    def send_onchain(self):
+    def signAndSend(self):
         if not self._valid or not self._tx:
             self._logger.debug('no valid tx')
             return
@@ -331,6 +331,35 @@ class QETxFinalizer(TxFeeSlider):
 
         self._wallet.sign(self._tx, broadcast=True)
 
+    @pyqtSlot()
+    def signAndSave(self):
+        if not self._valid or not self._tx:
+            self._logger.error('no valid tx')
+            return
+
+        # TODO: f_accept handler not used
+        # if self.f_accept:
+        #     self.f_accept(self._tx)
+        #     return
+
+        try:
+            self._wallet.transactionSigned.disconnect(self.onSigned)
+        except:
+            pass
+        self._wallet.transactionSigned.connect(self.onSigned)
+        self._wallet.sign(self._tx)
+
+    @pyqtSlot(str)
+    def onSigned(self, txid):
+        if txid != self._tx.txid():
+            return
+
+        self._logger.debug('onSigned')
+        self._wallet.transactionSigned.disconnect(self.onSigned)
+
+        if not self._wallet.wallet.adb.add_transaction(self._tx):
+            self._logger.error('Could not save tx')
+
     @pyqtSlot(result=str)
     @pyqtSlot(bool, result=str)
     def serializedTx(self, for_qr=False):

electrum/gui/qml/qewallet.py

@@ -15,6 +15,7 @@ from electrum.network import TxBroadcastError, BestEffortRequestFailed
 from electrum.transaction import PartialTxOutput
 from electrum.util import (parse_max_spend, InvalidPassword, event_listener)
 from electrum.plugin import run_hook
+from electrum.wallet import Multisig_Wallet
 
 from .auth import AuthMixin, auth_protect
 from .qeaddresslistmodel import QEAddressListModel
@@ -355,6 +356,14 @@ class QEWallet(AuthMixin, QObject, QtEventListener):
     def canSignWithoutServer(self):
         return self.wallet.can_sign_without_server() if self.wallet.wallet_type == '2fa' else True
 
+    @pyqtProperty(bool, notify=dataChanged)
+    def canSignWithoutCosigner(self):
+        if isinstance(self.wallet, Multisig_Wallet):
+            if self.wallet.wallet_type == '2fa': # 2fa is multisig, but it handles cosigning itself
+                return True
+            return self.wallet.m == 1
+        return True
+
     balanceChanged = pyqtSignal()
 
     @pyqtProperty(QEAmount, notify=balanceChanged)
@@ -453,12 +462,12 @@ class QEWallet(AuthMixin, QObject, QtEventListener):
             return
 
         txid = tx.txid()
-        self._logger.debug(f'txid={txid}')
+        self._logger.debug(f'do_sign(), txid={txid}')
 
         self.transactionSigned.emit(txid)
 
         if not tx.is_complete():
-            self._logger.info('tx not complete')
+            self._logger.debug('tx not complete')
             return
 
         if broadcast: