import 'package:plugin_platform_interface/plugin_platform_interface.dart';
import 'idcard_method_channel.dart';

/// 身份证信息数据模型
class IdCardInfo {
  final String cardType;      // 证件类型 (A-二代证, I/Y-外国人, J-港澳台)
  final String name;          // 中文姓名
  final String nameEn;        // 英文姓名
  final String gender;        // 性别
  final String genderId;      // 性别代码
  final String nation;        // 民族/国籍
  final String nationId;      // 民族代码/国籍代码/通行证号码
  final String birthDate;     // 出生日期
  final String address;       // 住址
  final String idNumber;      // 身份证号码/永久居留证号码
  final String signOrgan;     // 签发机关
  final String beginTerm;     // 有效期起始日期
  final String validTerm;     // 有效期截止日期
  final String version;       // 证件版本号
  final String? photoBase64;  // 头像JPG照片base64编码
  final String? fingerprintBase64; // 指纹特征值base64编码
  final List<int>? photo;     // 照片数据(原始格式)

  IdCardInfo({
    required this.cardType,
    required this.name,
    this.nameEn = '',
    required this.gender,
    this.genderId = '',
    required this.nation,
    this.nationId = '',
    required this.birthDate,
    required this.address,
    required this.idNumber,
    required this.signOrgan,
    this.beginTerm = '',
    required this.validTerm,
    this.version = '',
    this.photoBase64,
    this.fingerprintBase64,
    this.photo,
  });

  /// 从Map创建IdCardInfo对象
  factory IdCardInfo.fromMap(Map<String, dynamic> map) {
    return IdCardInfo(
      cardType: map['cardType'] ?? '',
      name: map['name'] ?? '',
      nameEn: map['nameEn'] ?? '',
      gender: map['gender'] ?? '',
      genderId: map['genderId'] ?? '',
      nation: map['nation'] ?? '',
      nationId: map['nationId'] ?? '',
      birthDate: map['birthDate'] ?? '',
      address: map['address'] ?? '',
      idNumber: map['idNumber'] ?? '',
      signOrgan: map['signOrgan'] ?? '',
      beginTerm: map['beginTerm'] ?? '',
      validTerm: map['validTerm'] ?? '',
      version: map['version'] ?? '',
      photoBase64: map['photoBase64'],
      fingerprintBase64: map['fingerprintBase64'],
      photo: map['photo'] != null ? List<int>.from(map['photo']) : null,
    );
  }

  /// 从冒号分隔的字符串创建IdCardInfo对象
  /// 根据接口文档格式：证件类型:中文姓名:英文姓名:性别:性别代码:民族:民族代码:出生日期:住址:身份证号码:签发机关:发卡日期:卡有效期:证件版本号:头像JPG照片base64编码:指纹特征值base64编码
  factory IdCardInfo.fromColonString(String colonString) {
    final parts = colonString.split(':');
    // 确保至少有16个部分
    while (parts.length < 16) {
      parts.add('');
    }
    
    return IdCardInfo(
      cardType: parts[0],
      name: parts[1],
      nameEn: parts[2],
      gender: parts[3],
      genderId: parts[4],
      nation: parts[5],
      nationId: parts[6],
      birthDate: parts[7],
      address: parts[8],
      idNumber: parts[9],
      signOrgan: parts[10],
      beginTerm: parts[11],
      validTerm: parts[12],
      version: parts[13],
      photoBase64: parts[14].isNotEmpty ? parts[14] : null,
      fingerprintBase64: parts[15].isNotEmpty ? parts[15] : null,
    );
  }

  /// 转换为Map
  Map<String, dynamic> toMap() {
    return {
      'cardType': cardType,
      'name': name,
      'nameEn': nameEn,
      'gender': gender,
      'genderId': genderId,
      'nation': nation,
      'nationId': nationId,
      'birthDate': birthDate,
      'address': address,
      'idNumber': idNumber,
      'signOrgan': signOrgan,
      'beginTerm': beginTerm,
      'validTerm': validTerm,
      'version': version,
      'photoBase64': photoBase64,
      'fingerprintBase64': fingerprintBase64,
      'photo': photo,
    };
  }

  @override
  String toString() {
    return 'IdCardInfo{cardType: $cardType, name: $name, nameEn: $nameEn, gender: $gender, genderId: $genderId, nation: $nation, nationId: $nationId, birthDate: $birthDate, address: $address, idNumber: $idNumber, signOrgan: $signOrgan, beginTerm: $beginTerm, validTerm: $validTerm, version: $version}';
  }
}

/// 身份证读卡器平台接口
abstract class IdcardPlatform extends PlatformInterface {
  /// 构造函数
  IdcardPlatform() : super(token: _token);

  static final Object _token = Object();

  static IdcardPlatform _instance = MethodChannelIdcard();

  /// 默认实例
  static IdcardPlatform get instance => _instance;

  /// 设置平台特定的实现
  static set instance(IdcardPlatform instance) {
    PlatformInterface.verifyToken(instance, _token);
    _instance = instance;
  }

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

  /// 获取USB权限
  /// [vid] - USB设备的厂商ID
  /// [pid] - USB设备的产品ID
  Future<int> getUsbPermission(int vid, int pid) {
    throw UnimplementedError('getUsbPermission() has not been implemented.');
  }

  /// 打开设备
  /// [portType] - 端口类型，如"USB", "COM", "SKT", "BTH", "AUTO"
  /// [portPara] - 端口参数
  /// [extendPara] - 扩展参数
  /// 返回值：大于0表示成功（设备句柄），其他为失败
  Future<int> openDevice({String portType = 'USB', String portPara = '', String extendPara = ''}) {
    throw UnimplementedError('openDevice() has not been implemented.');
  }

  /// 设置当前设备（多设备操作）
  /// [devHandle] - 设备句柄
  /// 返回值：0表示成功；非0表示失败
  Future<int> setCurrentDevice(int devHandle) {
    throw UnimplementedError('setCurrentDevice() has not been implemented.');
  }

  /// 获取当前设备（多设备操作）
  /// 返回值：返回当前设备的句柄
  Future<int> getCurrentDevice() {
    throw UnimplementedError('getCurrentDevice() has not been implemented.');
  }

  /// 获取接口库信息
  /// 返回值：包含version和description的Map
  Future<Map<String, String>> getLibraryInfo() {
    throw UnimplementedError('getLibraryInfo() has not been implemented.');
  }

  /// 获取设备型号
  /// 返回值：设备型号字符串
  Future<String> getTerminalModel() {
    throw UnimplementedError('getTerminalModel() has not been implemented.');
  }

  /// 设备轮询心跳
  /// 返回值：0表示成功；非0表示失败
  Future<int> terminalHeartBeat() {
    throw UnimplementedError('terminalHeartBeat() has not been implemented.');
  }

  /// 获取接收数据
  /// 返回值：最后一次通讯收到的数据
  Future<List<int>> getLastRecvData() {
    throw UnimplementedError('getLastRecvData() has not been implemented.');
  }

  /// 获取设备固件版本
  /// 返回值：包含firmVersion和hardwareVersion的Map
  Future<Map<String, String>> getTerminalFirmVersion() {
    throw UnimplementedError('getTerminalFirmVersion() has not been implemented.');
  }

  /// 获取设备序列号
  /// 返回值：设备序列号字符串
  Future<String> getTerminalSn() {
    throw UnimplementedError('getTerminalSn() has not been implemented.');
  }

  /// 关闭设备
  /// 返回值：0表示成功；非0表示失败
  Future<int> closeDevice() {
    throw UnimplementedError('closeDevice() has not been implemented.');
  }

  /// 寻卡
  Future<int> findCard() {
    throw UnimplementedError('findCard() has not been implemented.');
  }

  /// 选卡
  Future<int> selectCard() {
    throw UnimplementedError('selectCard() has not been implemented.');
  }

  /// 读取身份证（新版接口，支持多种证件类型）
  /// [cardType] - 读取卡类型：
  ///   0x00：读取二代证或外国人或港澳台
  ///   0x01：只读二代证
  ///   0x02：只读外国人
  ///   0x03：只读港澳台
  ///   0x10-0x13：对应上述类型但包含指纹信息
  /// [infoEncoding] - 返回信息的编码方式：
  ///   0x01：GB18030编码（GBK）
  ///   0x02：UTF16-LE编码
  ///   0x03：UTF-8编码
  /// [timeOut] - 读卡超时时间（毫秒），0表示不等待，>0表示等待放卡
  /// 返回值：0表示成功；非0表示失败，成功时返回冒号分隔的身份证信息字符串
  Future<Map<String, dynamic>> idReadCard({int cardType = 0x00, int infoEncoding = 0x01, int timeOut = 30000}) {
    throw UnimplementedError('idReadCard() has not been implemented.');
  }

  /// 读取身份证（兼容旧版接口）
  /// [cardType] - 卡片类型
  /// [infoEncoding] - 信息编码
  /// [timeOut] - 超时时间（毫秒）
  Future<Map<String, dynamic>> readCard({int cardType = 1, int infoEncoding = 0, int timeOut = 30000}) {
    throw UnimplementedError('readCard() has not been implemented.');
  }

  /// 读取身份证详细信息
  Future<IdCardInfo> readCardInfo() {
    throw UnimplementedError('readCardInfo() has not been implemented.');
  }

  /// 读取追加住址
  /// 返回值：追加住址信息字符串
  Future<String> readNewAddress() {
    throw UnimplementedError('readNewAddress() has not been implemented.');
  }

  /// 获取SAM模块状态
  /// 返回值：0表示成功；非0表示失败
  Future<int> getSamStatus() {
    throw UnimplementedError('getSamStatus() has not been implemented.');
  }

  /// 获取SAM模块编号字符串
  /// 返回值：SAM模块编号字符串
  Future<String> getSamIdStr() {
    throw UnimplementedError('getSamIdStr() has not been implemented.');
  }
}