Fixed search field in payment page and cleaned up payment flow

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

@@ -4,21 +4,17 @@ import 'package:collection/collection.dart';
 
 import 'package:provider/provider.dart';
 
-import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/payment/methods/type.dart';
 import 'package:pshared/models/payment/type.dart';
 import 'package:pshared/models/recipient/recipient.dart';
-import 'package:pshared/provider/organizations.dart';
-import 'package:pshared/provider/payment/amount.dart';
 import 'package:pshared/provider/payment/flow.dart';
-import 'package:pshared/provider/payment/provider.dart';
-import 'package:pshared/provider/payment/quotation.dart';
 import 'package:pshared/provider/recipient/pmethods.dart';
 import 'package:pshared/provider/recipient/provider.dart';
-
 import 'package:pshared/models/payment/wallet.dart';
-import 'package:pweb/pages/payment_methods/payment_page/body.dart';
 import 'package:pshared/provider/payment/wallets.dart';
+
+
+import 'package:pweb/pages/payment_methods/payment_page/body.dart';
 import 'package:pweb/widgets/sidebar/destinations.dart';
 import 'package:pweb/services/posthog.dart';
 
@@ -42,12 +38,16 @@ class PaymentPage extends StatefulWidget {
 class _PaymentPageState extends State<PaymentPage> {
   late final TextEditingController _searchController;
   late final FocusNode _searchFocusNode;
+  late final PaymentFlowProvider _flowProvider;
 
   @override
   void initState() {
     super.initState();
     _searchController = TextEditingController();
     _searchFocusNode = FocusNode();
+    _flowProvider = PaymentFlowProvider(
+      initialType: widget.initialPaymentType ?? PaymentType.bankAccount,
+    );
 
     WidgetsBinding.instance.addPostFrameCallback((_) => _initializePaymentPage());
   }
@@ -56,32 +56,47 @@ class _PaymentPageState extends State<PaymentPage> {
   void dispose() {
     _searchController.dispose();
     _searchFocusNode.dispose();
+    _flowProvider.dispose();
     super.dispose();
   }
 
   void _initializePaymentPage() {
     final methodsProvider = context.read<PaymentMethodsProvider>();
     _handleWalletAutoSelection(methodsProvider);
+
+    final recipient = context.read<RecipientsProvider>().currentObject;
+    _flowProvider.syncWith(
+      recipient: recipient,
+      methodsProvider: methodsProvider,
+      preferredType: widget.initialPaymentType,
+    );
   }
 
   void _handleSearchChanged(String query) {
     context.read<RecipientsProvider>().setQuery(query);
   }
 
-  void _handleRecipientSelected(BuildContext context, Recipient recipient) {
+  void _handleRecipientSelected(Recipient recipient) {
     final recipientProvider = context.read<RecipientsProvider>();
+    final methodsProvider = context.read<PaymentMethodsProvider>();
+
     recipientProvider.setCurrentObject(recipient.id);
+    _flowProvider.reset(
+      recipient: recipient,
+      methodsProvider: methodsProvider,
+      preferredType: widget.initialPaymentType,
+    );
     _clearSearchField();
   }
 
-  void _handleRecipientCleared(BuildContext context) {
+  void _handleRecipientCleared() {
     final recipientProvider = context.read<RecipientsProvider>();
     final methodsProvider = context.read<PaymentMethodsProvider>();
 
     recipientProvider.setCurrentObject(null);
-    context.read<PaymentFlowProvider>().reset(
+    _flowProvider.reset(
       recipient: null,
-      availableTypes: _availablePaymentTypes(null, methodsProvider),
+      methodsProvider: methodsProvider,
       preferredType: widget.initialPaymentType,
     );
     _clearSearchField();
@@ -93,65 +108,39 @@ class _PaymentPageState extends State<PaymentPage> {
     context.read<RecipientsProvider>().setQuery('');
   }
 
-  void _handleSendPayment(BuildContext context) {
-    if (context.read<QuotationProvider>().isReady) {
-      context.read<PaymentProvider>().pay();
-      PosthogService.paymentInitiated(
-        method: context.read<PaymentFlowProvider>().selectedType,
-      );
-    }
+  void _handleSendPayment() {
+    // TODO: Handle Payment logic
+    PosthogService.paymentInitiated(method: _flowProvider.selectedType);
   }
 
   @override
   Widget build(BuildContext context) {
     final methodsProvider = context.watch<PaymentMethodsProvider>();
-    final recipientProvider = context.watch<RecipientsProvider>();
-    final recipient = recipientProvider.currentObject;
-    final availableTypes = _availablePaymentTypes(recipient, methodsProvider);
+    final recipientProvider = context.read<RecipientsProvider>();
+    final recipient = context.select<RecipientsProvider, Recipient?>(
+      (provider) => provider.currentObject,
+    );
 
-    return MultiProvider(
-      providers: [
-        ChangeNotifierProxyProvider2<RecipientsProvider, PaymentMethodsProvider, PaymentFlowProvider>(
-          create: (_) => PaymentFlowProvider(
-            initialType: widget.initialPaymentType ?? PaymentType.bankAccount,
-          ),
-          update: (_, recipients, methods, flow) {
-            final currentRecipient = recipients.currentObject;
-            flow!.sync(
-              recipient: currentRecipient,
-              availableTypes: _availablePaymentTypes(currentRecipient, methods),
-              preferredType: currentRecipient != null ? widget.initialPaymentType : null,
-            );
-            return flow;
-          },
-        ),
-        ChangeNotifierProvider(
-          create: (_) => PaymentAmountProvider(),
-        ),
-        ChangeNotifierProxyProvider5<OrganizationsProvider, PaymentAmountProvider, WalletsProvider, PaymentFlowProvider, PaymentMethodsProvider, QuotationProvider>(
-          create: (_) => QuotationProvider(),
-          update: (_, organization, payment, wallet, flow, methods, provider) => provider!..update(organization, payment, wallet, flow, methods),
-        ),
-        ChangeNotifierProxyProvider2<OrganizationsProvider, QuotationProvider, PaymentProvider>(
-          create: (_) => PaymentProvider(), 
-          update: (_, organization, quotation, provider) => provider!..update(organization, quotation),
-        ),
-      ],
-      child: Builder(
-        builder: (innerContext) => PaymentPageBody(
-          onBack: widget.onBack,
-          fallbackDestination: widget.fallbackDestination,
-          recipient: recipient,
-          recipientProvider: recipientProvider,
-          methodsProvider: methodsProvider,
-          availablePaymentTypes: availableTypes,
-          searchController: _searchController,
-          searchFocusNode: _searchFocusNode,
-          onSearchChanged: _handleSearchChanged,
-          onRecipientSelected: (selected) => _handleRecipientSelected(innerContext, selected),
-          onRecipientCleared: () => _handleRecipientCleared(innerContext),
-          onSend: () => _handleSendPayment(innerContext),
-        ),
+    _flowProvider.syncWith(
+      recipient: recipient,
+      methodsProvider: methodsProvider,
+      preferredType: recipient != null ? widget.initialPaymentType : null,
+    );
+
+    return ChangeNotifierProvider.value(
+      value: _flowProvider,
+      child: PaymentPageBody(
+        onBack: widget.onBack,
+        fallbackDestination: widget.fallbackDestination,
+        recipient: recipient,
+        recipientProvider: recipientProvider,
+        methodsProvider: methodsProvider,
+        searchController: _searchController,
+        searchFocusNode: _searchFocusNode,
+        onSearchChanged: _handleSearchChanged,
+        onRecipientSelected: _handleRecipientSelected,
+        onRecipientCleared: _handleRecipientCleared,
+        onSend: _handleSendPayment,
       ),
     );
   }
@@ -166,21 +155,6 @@ class _PaymentPageState extends State<PaymentPage> {
     }
   }
 
-  MethodMap _availablePaymentTypes(
-    Recipient? recipient,
-    PaymentMethodsProvider methodsProvider,
-  ) {
-    if (recipient == null || !methodsProvider.isReady) return {};
-
-    final methodsForRecipient = methodsProvider.methods.where(
-      (method) => !method.isArchived && method.recipientRef == recipient.id,
-    );
-
-    return {
-      for (final method in methodsForRecipient) method.type: method.data,
-    };
-  }
-
   PaymentMethod? _getPaymentMethodForWallet(
     Wallet wallet,
     PaymentMethodsProvider methodsProvider,
@@ -195,4 +169,4 @@ class _PaymentPageState extends State<PaymentPage> {
           (method.description?.contains(wallet.walletUserID) ?? false),
     );
   }
-}
+}