import 'dart:typed_data';

import 'package:plugin_platform_interface/plugin_platform_interface.dart';

import 'arc_method_channel.dart';

abstract class ArcPlatform extends PlatformInterface {
  /// Constructs a ArcPlatform.
  ArcPlatform() : super(token: _token);

  static final Object _token = Object();

  static ArcPlatform _instance = MethodChannelArc();

  /// The default instance of [ArcPlatform] to use.
  ///
  /// Defaults to [MethodChannelArc].
  static ArcPlatform get instance => _instance;

  /// Platform-specific implementations should set this with their own
  /// platform-specific class that extends [ArcPlatform] when
  /// they register themselves.
  static set instance(ArcPlatform instance) {
    PlatformInterface.verifyToken(instance, _token);
    _instance = instance;
  }

  /// 获取平台版本
  Future<String?> getPlatformVersion() {
    throw UnimplementedError('platformVersion() has not been implemented.');
  }

  /// 激活 SDK（在线激活）
  /// [appId] 应用 ID（从虹软控制台获取）
  /// [sdkKey] SDK 密钥（从虹软控制台获取）
  /// [activeKey] 激活密钥
  /// 返回包含 success, errorCode, message 的 Map
  Future<Map<String, dynamic>?> activeOnline({
    required String appId,
    required String sdkKey,
    required String activeKey,
  }) {
    throw UnimplementedError('activeOnline() has not been implemented.');
  }

  /// 初始化人脸识别引擎
  /// [detectMode] 检测模式（0=VIDEO 视频流模式，1=IMAGE 图像模式）
  /// [orient] 检测角度（0/90/180/270/360）
  /// [maxFaceNum] 最大可检测人脸数量
  /// [combinedMask] 功能组合掩码
  /// 返回包含 success, errorCode, message 的 Map
  Future<Map<String, dynamic>?> init({
    int? detectMode,
    int? orient,
    int? maxFaceNum,
    int? combinedMask,
  }) {
    throw UnimplementedError('init() has not been implemented.');
  }

  /// 检测人脸（同时进行 RGB 活体检测）
  /// [data] NV21 格式的图像数据
  /// [width] 图像宽度
  /// [height] 图像高度
  /// [format] 图像格式（2050=NV21）
  /// 返回包含 success, errorCode, message, faceList, rgbLiveness, isRgbAlive 的 Map
  /// rgbLiveness: -1=未知, 0=非真人, 1=真人
  Future<Map<String, dynamic>?> detectFaces({
    required Uint8List data,
    required int width,
    required int height,
    int format = 2050,
  }) {
    throw UnimplementedError('detectFaces() has not been implemented.');
  }

  /// 提取人脸特征
  /// [data] NV21 格式的图像数据
  /// [width] 图像宽度
  /// [height] 图像高度
  /// [format] 图像格式（2050=NV21）
  /// [rectLeft] 人脸框左边界
  /// [rectTop] 人脸框上边界
  /// [rectRight] 人脸框右边界
  /// [rectBottom] 人脸框下边界
  /// [faceOrientation] 人脸角度
  /// [faceId] 人脸ID（从detectFaces获取）
  /// [faceData] 人脸数据（从detectFaces获取，必需！这是虹软SDK进行特征提取的关键数据）
  /// [extractType] 特征提取类型（0=注册, 1=识别）
  /// [mask] 口罩状态（0=未佩戴, 1=已佩戴）
  /// 返回包含 success, errorCode, message, featureData 的 Map
  Future<Map<String, dynamic>?> extractFaceFeature({
    required Uint8List data,
    required int width,
    required int height,
    required int rectLeft,
    required int rectTop,
    required int rectRight,
    required int rectBottom,
    int format = 2050,
    int faceOrientation = 0,
    int faceId = -1,
    Uint8List? faceData,
    int extractType = 1,
    int mask = 0,
  }) {
    throw UnimplementedError('extractFaceFeature() has not been implemented.');
  }

  /// 比对人脸特征
  /// [featureData1] 第一个人脸特征数据
  /// [featureData2] 第二个人脸特征数据
  /// [compareModel] 比对模型（0=生活照, 1=证件照）
  /// 返回包含 success, errorCode, message, similarity 的 Map
  Future<Map<String, dynamic>?> compareFaceFeature({
    required Uint8List featureData1,
    required Uint8List featureData2,
    int compareModel = 0,
  }) {
    throw UnimplementedError('compareFaceFeature() has not been implemented.');
  }

  /// 注册单张人脸特征到人脸库（用于1:N搜索）
  /// [searchId] 唯一标识符（用于后续搜索匹配，建议使用用户ID）
  /// [featureData] 人脸特征数据（从extractFaceFeature获取，建议使用extractType=0注册模式）
  /// [faceTag] 附属信息（可选，如用户名、员工ID等）
  /// 返回包含 success, errorCode, message 的 Map
  Future<Map<String, dynamic>?> registerFaceFeature({
    required int searchId,
    required Uint8List featureData,
    String? faceTag,
  }) {
    throw UnimplementedError('registerFaceFeature() has not been implemented.');
  }

  /// 批量注册人脸特征到人脸库（用于1:N搜索）
  /// [faceList] 人脸列表，每项需包含：
  ///            - searchId: 唯一标识符
  ///            - featureData: 人脸特征数据
  ///            - faceTag: 附属信息（可选）
  /// 返回包含 success, errorCode, message 的 Map
  Future<Map<String, dynamic>?> registerFaceFeatureBatch({
    required List<Map<String, dynamic>> faceList,
  }) {
    throw UnimplementedError('registerFaceFeatureBatch() has not been implemented.');
  }
}