Merge pull request 'Password field checks for match with old password from db and check so that new password feild matches with the confirm password field' (#143) from SEND013 into main

Reviewed-on: #143

frontend/pweb/lib/models/password_field_type.dart

@@ -0,0 +1 @@
+enum PasswordFieldType { old, newPassword, confirmPassword }

frontend/pweb/lib/models/visibility.dart

@@ -0,0 +1 @@
+enum VisibilityState { hidden, visible }

frontend/pweb/lib/pages/settings/profile/account/password/form/form.dart

@@ -4,6 +4,7 @@ import 'package:pshared/provider/account.dart';
 import 'package:pshared/widgets/password/fields.dart';
 import 'package:pshared/utils/snackbar.dart';
 
+import 'package:pweb/models/password_field_type.dart';
 import 'package:pweb/providers/password_form.dart';
 import 'package:pweb/pages/settings/profile/account/password/form/error_text.dart';
 import 'package:pweb/pages/settings/profile/account/password/form/submit_button.dart';
@@ -65,6 +66,18 @@ class PasswordForm extends StatelessWidget {
                 fieldWidth: _fieldWidth,
                 gapSmall: _gapSmall,
                 isEnabled: !isFormBusy,
+                showOldPassword:
+                    formProvider.isPasswordVisible(PasswordFieldType.old),
+                showNewPassword:
+                    formProvider.isPasswordVisible(PasswordFieldType.newPassword),
+                showConfirmPassword: formProvider
+                    .isPasswordVisible(PasswordFieldType.confirmPassword),
+                onToggleOldPassword: () =>
+                    formProvider.togglePasswordVisibility(PasswordFieldType.old),
+                onToggleNewPassword: () => formProvider
+                    .togglePasswordVisibility(PasswordFieldType.newPassword),
+                onToggleConfirmPassword: () => formProvider
+                    .togglePasswordVisibility(PasswordFieldType.confirmPassword),
               ),
               const SizedBox(height: _gapMedium),
               PasswordSubmitButton(
@@ -72,10 +85,11 @@ class PasswordForm extends StatelessWidget {
                 label: savePassword,
                 onSubmit: () async {
                   try {
-                    await formProvider.submit(
+                    final success = await formProvider.submit(
                       accountProvider: accountProvider,
                       errorText: errorText,
                     );
+                    if (!success) return;
                     if (!context.mounted) return;
                     notifyUser(context, successText);
                   } catch (e) {

frontend/pweb/lib/providers/password_form.dart

@@ -3,6 +3,9 @@ import 'package:flutter/material.dart';
 import 'package:pshared/provider/account.dart';
 
 import 'package:pweb/models/edit_state.dart';
+import 'package:pshared/api/responses/error/server.dart';
+import 'package:pweb/models/password_field_type.dart';
+import 'package:pweb/models/visibility.dart';
 
 
 class PasswordFormProvider extends ChangeNotifier {
@@ -11,6 +14,11 @@ class PasswordFormProvider extends ChangeNotifier {
   final newPasswordController = TextEditingController();
   final confirmPasswordController = TextEditingController();
 
+  final Map<PasswordFieldType, VisibilityState> _visibility = {
+    PasswordFieldType.old: VisibilityState.hidden,
+    PasswordFieldType.newPassword: VisibilityState.hidden,
+    PasswordFieldType.confirmPassword: VisibilityState.hidden,
+  };
   EditState _state = EditState.view;
   String _errorText = '';
   bool _disposed = false;
@@ -19,6 +27,8 @@ class PasswordFormProvider extends ChangeNotifier {
   bool get isSaving => _state == EditState.saving;
   String get errorText => _errorText;
   EditState get state => _state;
+  bool isPasswordVisible(PasswordFieldType type) =>
+      _visibility[type] == VisibilityState.visible;
 
   void toggleExpanded() {
     if (_state == EditState.saving) return;
@@ -26,12 +36,21 @@ class PasswordFormProvider extends ChangeNotifier {
     _setError('');
   }
 
-  Future<void> submit({
+  void togglePasswordVisibility(PasswordFieldType type) {
+    final current = _visibility[type];
+    if (current == null) return;
+    _visibility[type] = current == VisibilityState.hidden
+        ? VisibilityState.visible
+        : VisibilityState.hidden;
+    notifyListeners();
+  }
+
+  Future<bool> submit({
     required AccountProvider accountProvider,
     required String errorText,
   }) async {
     final currentForm = formKey.currentState;
-    if (currentForm == null || !currentForm.validate()) return;
+    if (currentForm == null || !currentForm.validate()) return false;
 
     _setState(EditState.saving);
     _setError('');
@@ -45,14 +64,22 @@ class PasswordFormProvider extends ChangeNotifier {
       oldPasswordController.clear();
       newPasswordController.clear();
       confirmPasswordController.clear();
+      _setState(EditState.view);
+      return true;
     } catch (e) {
-      _setError(errorText);
-      rethrow;
-    } finally {
+      _setError(_errorMessageForException(e, errorText));
       _setState(EditState.edit);
+      rethrow;
     }
   }
 
+  String _errorMessageForException(Object exception, String fallback) {
+    if (exception is ErrorResponse && exception.details.isNotEmpty) {
+      return exception.details;
+    }
+    return fallback;
+  }
+
   void _setState(EditState value) {
     if (_state == value || _disposed) return;
     _state = value;