fixes

mnemo_cards_backend/lib/api/purchase/payment_manager.dart

@@ -23,12 +23,19 @@ class PaymentManager {
 
   /// Создать платеж в базе данных
   Future<PaymentDto> createPayment(PaymentDto paymentDto, String userId) async {
+    print('🔍 PaymentManager.createPayment: Starting');
+    print('🔍 PaymentManager.createPayment: userId=$userId, externalToken=${paymentDto.externalToken}');
     final companion = paymentDto.toCompanion(userId);
+    print('🔍 PaymentManager.createPayment: Calling paymentDao.createPayment');
     final paymentId = await _db.paymentDao.createPayment(companion);
+    print('✅ PaymentManager.createPayment: Payment created, id=$paymentId');
+    print('🔍 PaymentManager.createPayment: Getting payment by id');
     final payment = await _db.paymentDao.getPaymentById(paymentId);
     if (payment == null) {
+      print('❌ PaymentManager.createPayment: Payment not found after creation, id=$paymentId');
       throw Exception('Failed to create payment');
     }
+    print('✅ PaymentManager.createPayment: Payment retrieved successfully');
     return payment.toDto();
   }
 
@@ -317,17 +324,24 @@ class PaymentManager {
     required String userId,
     List<MnemoCardsProductDto> products = const [],
   }) async {
+    print('🔍 PaymentManager.createYookassaUrl: Starting');
+    print('🔍 PaymentManager.createYookassaUrl: amount=$amount, userId=$userId, products=${products.length}');
+    
+    print('🔍 PaymentManager.createYookassaUrl: Calling YooMoneyHandler.createPayment');
     final yookassaPayment = await _yooMoneyHandler.createPayment(
       amount: amount,
       description: description,
       userId: userId,
     );
+    print('✅ PaymentManager.createYookassaUrl: YooKassa payment created, id=${yookassaPayment.id}');
 
     if (yookassaPayment.confirmationUrl == null) {
+      print('❌ PaymentManager.createYookassaUrl: confirmationUrl is null');
       throw Exception('Failed to create YooKassa payment URL');
     }
 
     // Создать запись платежа в БД
+    print('🔍 PaymentManager.createYookassaUrl: Creating payment in database');
     final paymentDto = PaymentDto(
       amount: amount,
       currency: 'RUB',
@@ -339,8 +353,11 @@ class PaymentManager {
       meta: null,
     );
 
+    print('🔍 PaymentManager.createYookassaUrl: Calling createPayment');
     await createPayment(paymentDto, userId);
+    print('✅ PaymentManager.createYookassaUrl: Payment created in database');
 
+    print('✅ PaymentManager.createYookassaUrl: Returning confirmationUrl');
     return yookassaPayment.confirmationUrl!;
   }
 

mnemo_cards_backend/lib/api/v2/purchases_api_v2.dart

@@ -75,42 +75,57 @@ class PurchasesApiV2 {
     String packId,
   ) async {
     try {
+      print('🔍 createPackPurchase: Starting for packId=$packId');
       final user = request.user;
       if (user == null) {
+        print('❌ createPackPurchase: User is null');
         return _unauthorized();
       }
 
       if (user.id == null) {
+        print('❌ createPackPurchase: User.id is null');
         return _unauthorized();
       }
 
+      print('🔍 createPackPurchase: Getting pack information for packId=$packId');
       // Get pack information
       final pack = await _packManager.getPack(packId);
       if (pack == null) {
+        print('❌ createPackPurchase: Pack not found packId=$packId');
         return _notFound('Pack not found');
       }
+      print('✅ createPackPurchase: Pack found: ${pack.title}');
 
+      print('🔍 createPackPurchase: Checking pack access for userId=${user.id}, packId=$packId');
       // Check if already purchased
       final hasAccess = await _db.userDao.hasPackAccess(
         user.id!,
         packId,
       );
       if (hasAccess) {
+        print('❌ createPackPurchase: Pack already purchased');
         return _badRequest('Pack is already purchased');
       }
+      print('✅ createPackPurchase: Pack not purchased yet');
 
       // Get price (with discounts if applicable)
       String? price = pack.price;
       if (price != null && user.id != null) {
+        print('🔍 createPackPurchase: Getting user data for userId=${user.id}');
         final userData = await _db.userDao.getUserData(user.id!);
         if (userData != null) {
+          print('✅ createPackPurchase: User data found');
           // Apply discounts if any
           // For now, use price as-is. Discounts can be added later if needed.
+        } else {
+          print('⚠️ createPackPurchase: User data not found');
         }
       }
       if (price == null) {
+        print('❌ createPackPurchase: Pack price is null');
         return _badRequest('Pack is not available for purchase');
       }
+      print('✅ createPackPurchase: Price=$price');
 
       // Create products list
       final products = [
@@ -120,6 +135,7 @@ class PurchasesApiV2 {
         ),
       ];
 
+      print('🔍 createPackPurchase: Creating YooKassa payment URL');
       // Create payment URL
       final confirmationUrl = await _paymentManager.createYookassaUrl(
         amount: price,
@@ -127,6 +143,7 @@ class PurchasesApiV2 {
         userId: user.id!,
         products: products,
       );
+      print('✅ createPackPurchase: Payment URL created: $confirmationUrl');
 
       // Get payment by external token (we need to find it)
       // Since createYookassaUrl creates payment internally, we need to get it
@@ -142,6 +159,8 @@ class PurchasesApiV2 {
         'checkUrl': checkUrl,
       });
     } catch (e, s) {
+      print('❌ createPackPurchase ERROR: $e');
+      print('❌ createPackPurchase STACK: $s');
       developer.log('Error in createPackPurchase: $e', error: e, stackTrace: s);
       return _internalServerError(e.toString());
     }

mnemo_cards_backend/lib/database/daos/mixins/soft_delete_mixin.dart

@@ -44,6 +44,8 @@ mixin SoftDeleteMixin<T extends Table, D> on DatabaseAccessor<AppDatabase> {
   ///
   /// Возвращает null если запись не найдена или удалена.
   Future<D?> getActiveById(String id) async {
+    print('🔍 SoftDeleteMixin.getActiveById: id=$id, table=${table.entityName}');
+    print('🔍 SoftDeleteMixin.getActiveById: SQL: SELECT * FROM ${table.entityName} WHERE id = ? AND is_deleted = false LIMIT 1');
     final query = selectActive()
       ..where((t) {
         final idColumn = (t as dynamic).id;
@@ -52,6 +54,7 @@ mixin SoftDeleteMixin<T extends Table, D> on DatabaseAccessor<AppDatabase> {
       ..limit(1);
 
     final results = await query.get();
+    print('✅ SoftDeleteMixin.getActiveById: Result count=${results.length}');
     return results.isNotEmpty ? results.first : null;
   }
 }

mnemo_cards_backend/lib/database/daos/pack_dao.dart

@@ -23,11 +23,14 @@ class PackDao extends DatabaseAccessor<AppDatabase> with _$PackDaoMixin {
 
   /// Получить пак по ID
   Future<CardPack?> getPackById(String id) async {
+    print('🔍 PackDao.getPackById: packId=$id');
+    print('🔍 PackDao.getPackById: SQL: SELECT * FROM card_packs WHERE id = ? LIMIT 1');
     final query = select(cardPacks)
       ..where((p) => p.id.equals(id))
       ..limit(1);
 
     final results = await query.get();
+    print('✅ PackDao.getPackById: Result count=${results.length}');
     return results.isNotEmpty ? results.first : null;
   }
 

mnemo_cards_backend/lib/database/daos/payment_dao.dart

@@ -15,8 +15,12 @@ class PaymentDao extends DatabaseAccessor<AppDatabase>
   TableInfo<Payments, Payment> get table => payments;
 
   /// Получить платеж по ID (только активные)
-  Future<Payment?> getPaymentById(String id) {
+  Future<Payment?> getPaymentById(String id) async {
-    return getActiveById(id);
+    print('🔍 PaymentDao.getPaymentById: paymentId=$id');
+    print('🔍 PaymentDao.getPaymentById: Calling getActiveById');
+    final result = await getActiveById(id);
+    print('✅ PaymentDao.getPaymentById: Result=${result != null ? "found" : "not found"}');
+    return result;
   }
 
   /// Получить платежи пользователя (только активные)
@@ -46,19 +50,34 @@ class PaymentDao extends DatabaseAccessor<AppDatabase>
 
   /// Создать платеж
   Future<String> createPayment(PaymentsCompanion payment) async {
+    print('🔍 PaymentDao.createPayment: Starting payment creation');
+    print('🔍 PaymentDao.createPayment: externalToken=${payment.externalToken.value}');
+    print('🔍 PaymentDao.createPayment: userId=${payment.userId.value}');
+    print('🔍 PaymentDao.createPayment: amount=${payment.amount.value}');
+    
     final inserted = await into(payments).insertReturning(payment);
+    print('✅ PaymentDao.createPayment: Payment inserted, date=${inserted.date.dateTime}');
+    
     // Query back to get the id since Payment class doesn't have id field
     // (database needs to be regenerated to include id in Payment class)
     // Use externalToken if available, otherwise query by unique fields
     if (inserted.externalToken != null && inserted.externalToken!.isNotEmpty) {
+      print('🔍 PaymentDao.createPayment: Querying by externalToken=${inserted.externalToken}');
+      print('🔍 PaymentDao.createPayment: SQL: SELECT id FROM payments WHERE external_token = ? LIMIT 1');
       final results = await (customSelect(
         'SELECT id FROM payments WHERE external_token = ? LIMIT 1',
         variables: [Variable.withString(inserted.externalToken!)],
         readsFrom: {payments},
       ).map((row) => row.read<String>('id')).get());
-      if (results.isNotEmpty) return results.first;
+      if (results.isNotEmpty) {
+        print('✅ PaymentDao.createPayment: Found payment by externalToken, id=${results.first}');
+        return results.first;
+      }
+      print('⚠️ PaymentDao.createPayment: No payment found by externalToken');
     }
     // Fallback: query by userId, date, and amount
+    print('🔍 PaymentDao.createPayment: Querying by userId, date, amount (fallback)');
+    print('🔍 PaymentDao.createPayment: SQL: SELECT id FROM payments WHERE user_id = ? AND date = ? AND amount = ? ORDER BY created_at DESC LIMIT 1');
     final results = await (customSelect(
       'SELECT id FROM payments WHERE user_id = ? AND date = ? AND amount = ? ORDER BY created_at DESC LIMIT 1',
       variables: [
@@ -68,7 +87,11 @@ class PaymentDao extends DatabaseAccessor<AppDatabase>
       ],
       readsFrom: {payments},
     ).map((row) => row.read<String>('id')).get());
-    if (results.isNotEmpty) return results.first;
+    if (results.isNotEmpty) {
+      print('✅ PaymentDao.createPayment: Found payment by fallback query, id=${results.first}');
+      return results.first;
+    }
+    print('❌ PaymentDao.createPayment: Failed to retrieve payment ID after creation');
     throw Exception('Failed to retrieve payment ID after creation');
   }
 

mnemo_cards_backend/lib/database/daos/user_dao.dart

@@ -145,11 +145,14 @@ class UserDao extends DatabaseAccessor<AppDatabase> with _$UserDaoMixin {
 
   /// Получить UserData пользователя
   Future<UserData?> getUserData(String userId) async {
+    print('🔍 UserDao.getUserData: userId=$userId');
+    print('🔍 UserDao.getUserData: SQL: SELECT * FROM user_datas WHERE user_id = ? LIMIT 1');
     final query = select(userDatas)
       ..where((ud) => ud.userId.equals(userId))
       ..limit(1);
 
     final results = await query.get();
+    print('✅ UserDao.getUserData: Result count=${results.length}');
     return results.isNotEmpty ? results.first : null;
   }
 
@@ -393,11 +396,14 @@ class UserDao extends DatabaseAccessor<AppDatabase> with _$UserDaoMixin {
 
   /// Проверить, есть ли у пользователя доступ к паку
   Future<bool> hasPackAccess(String userId, String packId) async {
+    print('🔍 UserDao.hasPackAccess: userId=$userId, packId=$packId');
+    print('🔍 UserDao.hasPackAccess: SQL: SELECT * FROM user_packs WHERE user_id = ? AND pack_id = ? LIMIT 1');
     final query = select(userPacks)
       ..where((up) => up.userId.equals(userId) & up.packId.equals(packId))
       ..limit(1);
 
     final results = await query.get();
+    print('✅ UserDao.hasPackAccess: Result count=${results.length}, hasAccess=${results.isNotEmpty}');
     return results.isNotEmpty;
   }