app-starlock/star_lock/lib/blue/io_protocol/io_addUser.dart

import 'dart:convert';
import 'dart:typed_data';

import 'package:star_lock/tools/dateTool.dart';

import '../io_tool/io_tool.dart';
import '../sm4Encipher/sm4.dart';
import '../io_reply.dart';
import '../io_sender.dart';
import '../io_type.dart';
import 'package:crypto/crypto.dart' as crypto;

//TODO:添加用户
class AddUserCommand extends SenderProtocol {
  String? lockID;
  String? authUserID;
  String? keyID;
  String? userID;
  int? openMode;
  int? keyType;
  int? startDate;
  int? expireDate;

  int? useCountLimit;
  int? isRound;
  int? weekRound;
  int? startHour;
  int? startMin;
  int? endHour;
  int? endMin;

  int? role;
  String? password;
  int? needAuthor;
  List<int>? publicKey;
  List<int>? privateKey;
  List<int>? token;

  AddUserCommand(
      {this.lockID,
      this.authUserID,
      this.keyID,
      this.userID,
      this.openMode,
      this.keyType,
      this.startDate,
      this.expireDate,
      this.useCountLimit,
      this.isRound,
      this.weekRound,
      this.startHour,
      this.startMin,
      this.endHour,
      this.endMin,
      this.role,
      this.password,
      this.needAuthor,
      this.publicKey,
      this.privateKey,
      this.token})
      : super(CommandType.addUser);

  @override
  String toString() {
    return 'AddUserCommand{lockID: $lockID, authUserID: $authUserID,'
        'keyID: $keyID, userID: $userID, openMode: $openMode, '
        'keyType: $keyType, '
        'startDate:$startDate startDateStr:${ DateTool().dateIntToYMDHNString(startDate)} , '
        'expireDate:$expireDate expireDateStr: ${DateTool().dateIntToYMDHNString(expireDate)} , '
        'useCountLimit: $useCountLimit, isRound: $isRound, '
        'weekRound: $weekRound, startHour: $startHour, '
        'startMin: $startMin, endHour: $endHour, '
        'endMin: $endMin, role: $role, password: $password, '
        'needAuthor: $needAuthor, publicKey: $publicKey, '
        'privateKey: $privateKey, token: $token}';
  }

  @override
  List<int> messageDetail() {
    List<int> data = [];
    List<int> ebcData = [];

    // 指令类型
    int type = commandType!.typeValue;
    double typeDouble = type / 256;
    int type1 = typeDouble.toInt();
    int type2 = type % 256;
    data.add(type1);
    data.add(type2);

    // 锁id 40
    int lockIDLength = utf8.encode(lockID!).length;
    data.addAll(utf8.encode(lockID!));
    data = getFixedLengthList(data, 40 - lockIDLength);

    //authUserID  20
    int authUserIDLength = utf8.encode(authUserID!).length;
    data.addAll(utf8.encode(authUserID!));
    data = getFixedLengthList(data, 20 - authUserIDLength);

    //KeyID  40
    int keyIDLength = utf8.encode(keyID!).length;
    data.addAll(utf8.encode(keyID!));
    data = getFixedLengthList(data, 40 - keyIDLength);

    //userID 要接受钥匙的用户的useid  20
    int userIDLength = utf8.encode(userID!).length;
    data.addAll(utf8.encode(userID!));
    data = getFixedLengthList(data, 20 - userIDLength);

    // openModel
    data.add(openMode!);

    // keyType
    data.add(keyType!);

    int? d1, d2;
    if (role == 255) {
      d1 = 0; //Date.parse(new Date()) / 1000;
      d2 = 0xffffffff; //d1 + 86440;
    } else {
      d1 = startDate;
      d2 = expireDate;
    }

    // StartDate  4
    data.add((d1! & 0xff000000) >> 24);
    data.add((d1 & 0xff0000) >> 16);
    data.add((d1 & 0xff00) >> 8);
    data.add((d1 & 0xff));

    // expireDate  4
    data.add((d2! & 0xff000000) >> 24);
    data.add((d2 & 0xff0000) >> 16);
    data.add((d2 & 0xff00) >> 8);
    data.add((d2 & 0xff));

    //useCountLimit  2
    double useCountLimitDouble = useCountLimit! / 256;
    int useCountLimit1 = useCountLimitDouble.toInt();
    int useCountLimit2 = useCountLimit! % 256;
    data.add(useCountLimit1);
    data.add(useCountLimit2);

    data.add(isRound!);
    data.add(weekRound!);
    data.add(startHour!);
    data.add(startMin!);
    data.add(endHour!);
    data.add(endMin!);

    // role 长度1  用户角色，0：普通用户，1：管理员，0xff：超级管理员
    data.add(role!);

    //password 超级管理员领锁时需验证该密码  20
    int passwordLength = utf8.encode(password!).length;
    data.addAll(utf8.encode(password!));
    data = getFixedLengthList(data, 20 - passwordLength);

    // token 长度4  首次请求 Token 填 0，如果锁需要鉴权 操作者身份，则会分配动态口令并在应答消息中返回，二次请求时带上。 当token失效或者第一次发送的时候token为0
    data.addAll(token!);

    if (needAuthor == 0) {
      //AuthCodeLen  1
      data.add(0);
    } else {
      List<int> authCodeData = [];

      //authUserID
      authCodeData.addAll(utf8.encode(authUserID!));

      //KeyID
      authCodeData.addAll(utf8.encode(keyID!));

      //token 4 首次请求 Token 填 0，如果锁需要鉴权操作者身份，则会分配动态口令并在应答消息中返回，二次请求时带上。
      authCodeData.addAll(token!);

      authCodeData.addAll(publicKey!);

      // 把KeyID、authUserID、时间戳、公钥通过md5加密之后就是authCode
      var authCode = crypto.md5.convert(authCodeData);

      data.add(authCode.bytes.length);
      data.addAll(authCode.bytes);
    }

    if ((data.length % 16) != 0) {
      int add = (16 - data.length % 16);
      for (int i = 0; i < add; i++) {
        data.add(0);
      }
    }

    printLog(data);
    // 拿到数据之后通过LockId进行SM4 ECB加密 key:544d485f633335373034383064613864
    ebcData = SM4.encrypt(data, key: privateKey, mode: SM4CryptoMode.ECB);
    return ebcData;
  }
}

class AddUserReply extends Reply {
  AddUserReply.parseData(CommandType commandType, List<int> dataDetail)
      : super.parseData(commandType, dataDetail) {
    data = dataDetail;
    status = data[46];
    errorWithStstus(status);
  }
}