fix mask formatter in phone

lib/core/utils/validation_utils.dart

@@ -16,6 +16,21 @@ class ValidationUtils {
     return regex.hasMatch(phone);
   }
 
+  /// Нормализация номера телефона (+79991234455)
+  static String normalizePhone(String phone) {
+    if (phone.isEmpty) return '';
+    final digits = phone.replaceAll(RegExp(r'[^\d]'), '');
+    if (digits.isEmpty) return '';
+
+    String normalized = digits;
+    if (digits.startsWith('8')) {
+      normalized = '7${digits.substring(1)}';
+    } else if (digits.length == 10) {
+      normalized = '7$digits';
+    }
+    return '+$normalized';
+  }
+
   /// Валидация URL
   static bool isValidUrl(String url) {
     if (url.isEmpty) return false;

lib/features/auth/presentation/pages/register_via_social_screen.dart

@@ -16,6 +16,7 @@ import 'package:eatvio_app/features/create_diet/presentation/widgets/error_widge
 import 'package:eatvio_app/features/notifications/presentation/notifications_cubit/notifications_cubit.dart';
 import 'package:eatvio_app/core/firebase_api.dart';
 import 'package:eatvio_app/core/utils/toasts.dart';
+import 'package:eatvio_app/core/utils/validation_utils.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
@@ -538,7 +539,7 @@ class _RegisterViaSocialScreenState extends State<RegisterViaSocialScreen> {
     if (hasErrorWeightOrHeightError) return;
 
     // Очищаем номер телефона от маски для отправки
-    final cleanPhone = phoneController.text.replaceAll(RegExp(r'[^\d+]'), '');
+    final cleanPhone = ValidationUtils.normalizePhone(phoneController.text);
 
     if (clientID == null) return;
     // Вызываем OAuth регистрацию
@@ -615,7 +616,7 @@ class _RegisterViaSocialScreenState extends State<RegisterViaSocialScreen> {
       final oauthCubit = CubitRegistrations.sl<OAuthCubit>();
       // Всегда передаем и email и phone
       final String email = emailController.text;
-      final String phone = phoneController.text.replaceAll(RegExp(r'[^\d+]'), '');
+      final String phone = ValidationUtils.normalizePhone(phoneController.text);
 
       final response = await oauthCubit.requestOAuthVerification(email: email, phone: phone);
 
@@ -726,7 +727,7 @@ class _RegisterViaSocialScreenState extends State<RegisterViaSocialScreen> {
       // Всегда передаем и email и phone (полный набор данных от провайдера)
       // Используем данные из формы, если они есть, иначе из authResult
       final String email = emailController.text.isNotEmpty ? emailController.text : (authResult.email ?? '');
-      final String phone = phoneController.text.isNotEmpty ? phoneController.text.replaceAll(RegExp(r'[^\d+]'), '') : (authResult.phone ?? '');
+      final String phone = phoneController.text.isNotEmpty ? ValidationUtils.normalizePhone(phoneController.text) : ValidationUtils.normalizePhone(authResult.phone ?? '');
 
       // Проверяем, что данные есть
       if (email.isEmpty && phone.isEmpty) {

lib/features/registration_v2/cubit/registration_cubit.dart

@@ -3,6 +3,7 @@ import 'dart:developer';
 import 'package:dio/dio.dart';
 import 'package:eatvio_app/core/token_storage.dart';
 import 'package:eatvio_app/core/utils/date_time_utils.dart';
+import 'package:eatvio_app/core/utils/validation_utils.dart';
 import 'package:eatvio_app/features/registration_v2/cubit/registration_state.dart';
 import 'package:eatvio_app/features/registration_v2/models/registration_model.dart';
 import 'package:eatvio_app/features/registration_v2/repositories/registration_repository_v2.dart';
@@ -180,7 +181,7 @@ class RegistrationCubitV2 extends Cubit<RegistrationStateV2> {
       firstName: state.firstName,
       lastName: state.lastName,
       email: state.email,
-      phone: state.phone,
+      phone: ValidationUtils.normalizePhone(state.phone),
       gender: state.gender,
       password: password,
       confirmPassword: password,

lib/features/registration_v2/presentation/widgets/first_step_content.dart

@@ -21,6 +21,7 @@ class FirstStepContent extends StatefulWidget {
 
 class _FirstStepContentState extends State<FirstStepContent> {
   final maskFormatterForBirthday = MaskTextInputFormatter(mask: '##.##.####', filter: {"#": RegExp(r'[0-9]')}, type: MaskAutoCompletionType.lazy);
+  final maskFormatter = MaskTextInputFormatter(mask: '+7 (###) ### ## ##', filter: {"#": RegExp(r'[0-9]')}, type: MaskAutoCompletionType.lazy);
 
   final firstNameController = TextEditingController();
 
@@ -37,7 +38,10 @@ class _FirstStepContentState extends State<FirstStepContent> {
     firstNameController.text = context.read<RegistrationCubitV2>().state.firstName;
     lastNameController.text = context.read<RegistrationCubitV2>().state.lastName;
     emailController.text = context.read<RegistrationCubitV2>().state.email;
-    phoneController.text = context.read<RegistrationCubitV2>().state.phone;
+    final phone = context.read<RegistrationCubitV2>().state.phone;
+    if (phone.isNotEmpty) {
+      phoneController.text = maskFormatter.maskText(phone);
+    }
     dateController.text = context.read<RegistrationCubitV2>().state.birthday?.format('dd.MM.yyyy') ?? '';
   }
 
@@ -113,6 +117,7 @@ class _FirstStepContentState extends State<FirstStepContent> {
                   hintText: '+7 (999) 999 99 99',
                   controller: phoneController,
                   hasError: !state.isPhoneValid,
+                  inputFormatters: [maskFormatter],
                   keyboardType: TextInputType.phone,
                   onChanged: (val) {
                     context.read<RegistrationCubitV2>().setPhone(val);