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yookassa
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This commit is contained in:
Dmitry 2026-01-03 16:57:30 +03:00
parent d6a6356254
commit a6fd99559a
3 changed files with 128 additions and 121 deletions
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224
mnemo_cards_backend/lib/api/purchase/yoo_money.dart
View file

@ -5,7 +5,6 @@ import 'dart:io';
import 'package:dio/dio.dart';
import 'package:injectable/injectable.dart';
import 'package:uuid/uuid.dart';
import 'package:yookassa_client/yookassa_client.dart';
/// Wrapper for YooKassa payment response
class YookassaPayment {
@ -28,8 +27,9 @@ class YooMoneyHandler {
final String _shopId;
final String _secretKey;
final String? _returnUrlBase;
late final YookassaClient? _yookassaClient;
late final Dio? _dio;
final _uuid = const Uuid();
static const String _baseUrl = 'https://api.yookassa.ru/v3';
YooMoneyHandler({
required String shopId,
@ -43,22 +43,37 @@ class YooMoneyHandler {
'YooKassa credentials not configured. Payments will not work.',
name: 'YooMoneyHandler',
);
_yookassaClient = null;
_dio = null;
} else {
// Initialize YooKassa client with credentials
// Initialize Dio with Basic Auth
// According to spec: Basic Auth with shopId:secretKey
_yookassaClient = YookassaClient(
Dio(),
credentials: YookassaAuthCredentials(
shopId: _shopId,
secretKey: _secretKey,
_dio = Dio(
BaseOptions(
baseUrl: _baseUrl,
headers: {
'Content-Type': 'application/json',
},
),
);
// Set up Basic Auth interceptor
_dio!.interceptors.add(
InterceptorsWrapper(
onRequest: (options, handler) {
// Basic Auth: base64(shopId:secretKey)
final credentials = base64Encode(
utf8.encode('$_shopId:$_secretKey'),
);
options.headers['Authorization'] = 'Basic $credentials';
handler.next(options);
},
),
);
}
}
/// Check if YooKassa is properly configured
bool get isConfigured => _yookassaClient != null;
bool get isConfigured => _dio != null;
/// Create a payment in YooKassa
/// According to spec: POST /v3/payments
@ -88,37 +103,35 @@ class YooMoneyHandler {
? '${amountValue.substring(0, amountValue.length - 2)}.${amountValue.substring(amountValue.length - 2)}'
: '0.${amountValue.padLeft(2, '0')}';
// Create amount object according to MonetaryAmount schema
final yookassaAmount = Amount(
value: formattedAmount,
currency: 'RUB', // Default currency
);
// Build return URL for payment confirmation
// According to spec: ReturnUrl - URL where user returns after payment
// Max 2048 characters per spec
final returnUrl = _buildReturnUrl(userId);
// Create payment request according to CreatePaymentRequest schema
final paymentRequest = CreatePaymentRequest(
amount: yookassaAmount,
description: description.length > 128
? description.substring(0, 128)
: description, // Max 128 chars per spec
confirmation: YookassaConfirmation.redirect(
returnUrl: returnUrl,
),
capture: true, // Auto-capture payment when succeeded
metadata: {
'userId': userId,
'createdAt': DateTime.now().toIso8601String(),
},
);
// Generate idempotence key for request
// According to spec: Idempotence-Key header (required)
final idempotenceKey = _uuid.v4();
// Create payment request according to CreatePaymentRequest schema
final requestBody = {
'amount': {
'value': formattedAmount,
'currency': 'RUB',
},
'description': description.length > 128
? description.substring(0, 128)
: description, // Max 128 chars per spec
'confirmation': {
'type': 'redirect',
'return_url': returnUrl,
},
'capture': true, // Auto-capture payment when succeeded
'metadata': {
'userId': userId,
'createdAt': DateTime.now().toIso8601String(),
},
};
log(
'Creating YooKassa payment',
name: 'YooMoneyHandler',
@ -130,71 +143,85 @@ class YooMoneyHandler {
);
// Create payment via YooKassa API
// According to spec: Idempotence-Key header is required
final payment = await _yookassaClient!.createPayment(
paymentRequest: paymentRequest,
idempotenceKey: idempotenceKey,
// POST /v3/payments with Idempotence-Key header
final response = await _dio!.post<Map<String, dynamic>>(
'/payments',
data: requestBody,
options: Options(
headers: {
'Idempotence-Key': idempotenceKey,
},
),
);
final paymentData = response.data;
if (paymentData == null) {
throw Exception('Empty response from YooKassa API');
}
// Extract payment ID and status
final paymentId = paymentData['id'] as String?;
if (paymentId == null) {
throw Exception('Payment ID not found in response');
}
final paymentStatus = paymentData['status'] as String? ?? 'pending';
// Extract confirmation URL from payment response
// According to spec: confirmation.confirmation_url for redirect type
String? confirmationUrl;
payment.confirmation?.maybeMap(
redirect: (redirect) {
confirmationUrl = redirect.confirmationUrl;
},
qr: (qr) {
// For QR payments, we might need to handle differently
log('QR payment created, no redirect URL', name: 'YooMoneyHandler');
},
embedded: (_) {
log('Embedded payment created', name: 'YooMoneyHandler');
},
external: (_) {
log('External payment created', name: 'YooMoneyHandler');
},
mobileApplication: (_) {
log('Mobile application payment created', name: 'YooMoneyHandler');
},
orElse: () {
log('Unknown confirmation type', name: 'YooMoneyHandler');
},
);
final confirmation = paymentData['confirmation'] as Map<String, dynamic>?;
if (confirmation != null) {
final confirmationType = confirmation['type'] as String?;
if (confirmationType == 'redirect') {
confirmationUrl = confirmation['confirmation_url'] as String?;
} else {
log(
'Payment created with confirmation type: $confirmationType',
name: 'YooMoneyHandler',
);
}
}
if (confirmationUrl == null) {
log(
'Warning: No confirmation URL in payment response',
name: 'YooMoneyHandler',
error: jsonEncode(payment.toJson()),
error: jsonEncode(paymentData),
);
}
// Map YooKassa payment status to our status
final status = _mapPaymentStatus(payment.status);
log(
'YooKassa payment created successfully',
name: 'YooMoneyHandler',
error: {
'paymentId': payment.id,
'status': status,
'paymentId': paymentId,
'status': paymentStatus,
'hasConfirmationUrl': confirmationUrl != null,
},
);
return YookassaPayment(
id: payment.id,
status: status,
id: paymentId,
status: paymentStatus,
confirmationUrl: confirmationUrl,
);
} on YookassaException catch (e, stackTrace) {
} on DioException catch (e, stackTrace) {
log(
'YooKassa API error when creating payment',
name: 'YooMoneyHandler',
error: e,
stackTrace: stackTrace,
);
rethrow;
if (e.response != null) {
log(
'YooKassa error response: ${e.response?.data}',
name: 'YooMoneyHandler',
);
}
throw Exception(
'Failed to create YooKassa payment: ${e.message ?? 'Unknown error'}',
);
} on Exception catch (e, stackTrace) {
log(
'Unexpected error when creating YooKassa payment',
@ -224,45 +251,61 @@ class YooMoneyHandler {
// Get payment info from YooKassa API
// According to spec: GET /v3/payments/{payment_id}
final payment = await _yookassaClient!.getPaymentInfo(
paymentId: paymentId,
final response = await _dio!.get<Map<String, dynamic>>(
'/payments/$paymentId',
);
final paymentData = response.data;
if (paymentData == null) {
throw Exception('Empty response from YooKassa API');
}
// Extract payment ID and status
final id = paymentData['id'] as String? ?? paymentId;
final paymentStatus = paymentData['status'] as String? ?? 'pending';
final paid = paymentData['paid'] as bool? ?? false;
// Extract confirmation URL if available
String? confirmationUrl;
payment.confirmation?.maybeMap(
redirect: (redirect) {
confirmationUrl = redirect.confirmationUrl;
},
orElse: () {},
);
// Map YooKassa payment status to our status
final status = _mapPaymentStatus(payment.status);
final confirmation = paymentData['confirmation'] as Map<String, dynamic>?;
if (confirmation != null) {
final confirmationType = confirmation['type'] as String?;
if (confirmationType == 'redirect') {
confirmationUrl = confirmation['confirmation_url'] as String?;
}
}
log(
'YooKassa payment status retrieved',
name: 'YooMoneyHandler',
error: {
'paymentId': payment.id,
'status': status,
'paid': payment.paid,
'paymentId': id,
'status': paymentStatus,
'paid': paid,
},
);
return YookassaPayment(
id: payment.id,
status: status,
id: id,
status: paymentStatus,
confirmationUrl: confirmationUrl,
);
} on YookassaException catch (e, stackTrace) {
} on DioException catch (e, stackTrace) {
log(
'YooKassa API error when checking payment',
name: 'YooMoneyHandler',
error: e,
stackTrace: stackTrace,
);
rethrow;
if (e.response != null) {
log(
'YooKassa error response: ${e.response?.data}',
name: 'YooMoneyHandler',
);
}
throw Exception(
'Failed to check YooKassa payment: ${e.message ?? 'Unknown error'}',
);
} on Exception catch (e, stackTrace) {
log(
'Unexpected error when checking YooKassa payment',
@ -274,17 +317,6 @@ class YooMoneyHandler {
}
}
/// Map YooKassa payment status to string status
/// According to spec: pending, waiting_for_capture, succeeded, canceled
String _mapPaymentStatus(YookassaPaymentStatus status) {
return switch (status) {
YookassaPaymentStatus.pending => 'pending',
YookassaPaymentStatus.waitingForCapture => 'waiting_for_capture',
YookassaPaymentStatus.succeeded => 'succeeded',
YookassaPaymentStatus.canceled => 'canceled',
};
}
/// Build return URL for payment confirmation
/// Uses YOOKASSA_RETURN_URL env var if set, otherwise defaults to web app URL
String _buildReturnUrl(String userId) {

24
mnemo_cards_backend/pubspec.lock
View file

@ -313,14 +313,6 @@ packages:
url: "https://pub.dev"
source: hosted
version: "1.1.0"
freezed_annotation:
dependency: transitive
description:
name: freezed_annotation
sha256: c2e2d632dd9b8a2b7751117abcfc2b4888ecfe181bd9fca7170d9ef02e595fe2
url: "https://pub.dev"
source: hosted
version: "2.4.4"
frontend_server_client:
dependency: transitive
description:
@ -639,14 +631,6 @@ packages:
url: "https://pub.dev"
source: hosted
version: "4.1.0"
retrofit:
dependency: transitive
description:
name: retrofit
sha256: "13a2865c0d97da580ea4e3c64d412d81f365fd5b26be2a18fca9582e021da37a"
url: "https://pub.dev"
source: hosted
version: "4.1.0"
retry:
dependency: transitive
description:
@ -983,13 +967,5 @@ packages:
url: "https://pub.dev"
source: hosted
version: "3.1.2"
yookassa_client:
dependency: "direct main"
description:
name: yookassa_client
sha256: e801e1bb22f21f883adbee15645e2c9b21c4a640f8e096006a6295c335c588aa
url: "https://pub.dev"
source: hosted
version: "1.0.5"
sdks:
dart: ">=3.9.0 <4.0.0"

1
mnemo_cards_backend/pubspec.yaml
View file

@ -52,7 +52,6 @@ dependencies:
uuid: ^4.5.2
minio: ^3.5.8
yookassa_client: ^1.0.5
neat_periodic_task: ^2.0.1
jaguar_jwt: ^3.0.0