uploadPhotoToServer static method

Implementation

static Future<PhotoUploadResponse> uploadPhotoToServer({
  required Uint8List imageBytes,
  required String photoType,
  String filename = 'photo.jpg',
}) async {
  final url = '$baseUrl$uploadPhotoPath';
  print('📤 上传照片到服务器: $url (type: $photoType)');

  try {
    // 方式2：使用 JSON Base64（更简单）
    final base64Image = await compressImage(imageBytes);

    // 添加 data:image/ 前缀（API 要求的格式）
    final imageWithPrefix = 'data:image/png;base64,$base64Image';

    print('📦 图片数据长度: ${imageWithPrefix.length} 字符');

    final language = _getLanguageCode();
    print('🌐 请求语言: $language');

    final response = await http.post(
      Uri.parse(url),
      headers: {
        'Content-Type': 'application/json',
        'x-language': language,
      },
      body: json.encode({
        'image': imageWithPrefix,
        'type': photoType,
        'filename': filename,
      }),
    ).timeout(
      const Duration(seconds: 120), // 2分钟超时
      onTimeout: () {
        throw Exception('上传超时：服务器响应时间过长（2分钟）');
      },
    );

    print('✅ 上传响应状态码: ${response.statusCode}');

    if (response.statusCode == 200) {
      final responseBody = utf8.decode(response.bodyBytes);
      print('📥 上传响应: $responseBody');

      final jsonData = json.decode(responseBody);
      return PhotoUploadResponse.fromJson(jsonData);
    } else {
      print('❌ 上传失败: ${response.body}');
      throw Exception('HTTP ${response.statusCode}: ${response.body}');
    }
  } catch (e) {
    print('❌ 照片上传失败: $e');
    rethrow;
  }
}