verifyDocumentBack method

@override Future<Map<String, dynamic>> verifyDocumentBack(String sessionId, Map<String, dynamic> verificationData)

Verify document back (verso)

Implementation

@override
Future<Map<String, dynamic>> verifyDocumentBack(String sessionId, Map<String, dynamic> verificationData) async {
  try {
    // Create multipart request for form-data
    final request = http.MultipartRequest(
      'POST',
      Uri.parse('$_baseAppUrl/verify/back/$sessionId'),
    );

    // Add headers including Accept-Language
    request.headers.addAll(getMultipartHeaders());

    // Add photo file
    if (verificationData['photo'] is File) {
      final photoFile = verificationData['photo'] as File;
      final photoStream = http.ByteStream(photoFile.openRead());
      final photoLength = await photoFile.length();

      request.files.add(http.MultipartFile(
        'photo',
        photoStream,
        photoLength,
        filename: photoFile.path.split('/').last,
      ));
    } else if (verificationData['photo'] is String) {
      // Handle base64 string
      final photoBytes = base64Decode(verificationData['photo'] as String);
      request.files.add(http.MultipartFile.fromBytes(
        'photo',
        photoBytes,
        filename: 'photo.jpg',
      ));
    }

    final streamedResponse = await request.send();
    final response = await http.Response.fromStream(streamedResponse);

    if (response.statusCode == 200) {
      final responseData = jsonDecode(response.body);
      print('=== API RESPONSE: VERIFY DOCUMENT BACK ===');
      print('Status Code: ${response.statusCode}');
      print('Response Data: $responseData');
      print('=====================================');
      return responseData;
    } else {
      print('=== API ERROR: VERIFY DOCUMENT BACK ===');
      print('Status Code: ${response.statusCode}');
      print('Error Body: ${response.body}');
      print('=====================================');
      throw Exception('Failed to verify document back: ${response.statusCode}');
    }
  } catch (e) {
    throw Exception('Error verifying document back: $e');
  }
}