WIP: integration with ledger

frontend/pweb/lib/pages/payment_methods/payment_page/page.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 
-import 'package:pshared/models/payment/wallet.dart';
+import 'package:pshared/models/payment/source.dart';
 import 'package:pshared/models/recipient/recipient.dart';
 import 'package:pshared/provider/recipient/provider.dart';
 
@@ -17,7 +17,6 @@ import 'package:pweb/widgets/sidebar/destinations.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 
-
 class PaymentPageContent extends StatelessWidget {
   final ValueChanged<Recipient?>? onBack;
   final Recipient? recipient;
@@ -25,7 +24,7 @@ class PaymentPageContent extends StatelessWidget {
   final RecipientsProvider recipientProvider;
   final String searchQuery;
   final List<Recipient> filteredRecipients;
-  final ValueChanged<Wallet> onWalletSelected;
+  final ValueChanged<PaymentSource> onSourceSelected;
   final PayoutDestination fallbackDestination;
   final TextEditingController searchController;
   final FocusNode searchFocusNode;
@@ -42,7 +41,7 @@ class PaymentPageContent extends StatelessWidget {
     required this.recipientProvider,
     required this.searchQuery,
     required this.filteredRecipients,
-    required this.onWalletSelected,
+    required this.onSourceSelected,
     required this.fallbackDestination,
     required this.searchController,
     required this.searchFocusNode,
@@ -56,7 +55,7 @@ class PaymentPageContent extends StatelessWidget {
   Widget build(BuildContext context) {
     final dimensions = AppDimensions();
     final loc = AppLocalizations.of(context)!;
-    
+
     return Align(
       alignment: Alignment.topCenter,
       child: ConstrainedBox(
@@ -82,9 +81,7 @@ class PaymentPageContent extends StatelessWidget {
                   SizedBox(height: dimensions.paddingXXLarge),
                   SectionTitle(loc.sourceOfFunds),
                   SizedBox(height: dimensions.paddingSmall),
-                  PaymentMethodSelector(
-                    onMethodChanged: onWalletSelected,
-                  ),
+                  PaymentMethodSelector(onMethodChanged: onSourceSelected),
                   SizedBox(height: dimensions.paddingXLarge),
                   RecipientSection(
                     recipient: recipient,