import 'dart:async';

import 'package:date_format/date_format.dart';
import 'package:flutter_blue_plus/flutter_blue_plus.dart';
import 'package:get/get.dart';
import 'package:star_lock/app_settings/app_settings.dart';
import 'package:star_lock/main/lockDetail/lockSet/lockTime/getServerDatetime_entity.dart';

import '../../../../blue/blue_manage.dart';
import '../../../../blue/io_protocol/io_getStarLockStatusInfo.dart';
import '../../../../blue/io_protocol/io_timing.dart';
import '../../../../blue/io_reply.dart';
import '../../../../blue/io_tool/io_tool.dart';
import '../../../../blue/io_tool/manager_event_bus.dart';
import '../../../../blue/sender_manage.dart';
import '../../../../network/api_repository.dart';
import '../../../../tools/baseGetXController.dart';
import '../../../../tools/dateTool.dart';
import '../../../../tools/storage.dart';
import 'lockTime_state.dart';

class LockTimeLogic extends BaseGetXController {
  final LockTimeState state = LockTimeState();

  // 获取解析后的数据
  late StreamSubscription<Reply> _replySubscription;

  void _initReplySubscription() {
    _replySubscription = EventBusManager().eventBus!.on<Reply>().listen((Reply reply) {
      if (reply is TimingReply) {
        _replyTiming(reply);
      }

      // 获取锁状态
      if (reply is GetStarLockStatuInfoReply) {
        _replyGetStarLockStatusInfo(reply);
      }
    });
  }

//  获取锁状态数据解析
  Future<void> _replyGetStarLockStatusInfo(Reply reply) async {
    final int status = reply.data[2];
    switch (status) {
      case 0x00:
        //成功
        cancelBlueConnetctToastTimer();
        dismissEasyLoading();

        // 有效时间
        final List<int> indate = reply.data.sublist(150, 154);
        int indateValue =
            (0xff & indate[0]) << 24 | (0xff & indate[1]) << 16 | (0xff & indate[2]) << 8 | (0xFF & indate[3]);
        // 检查时间戳是否无效或超出范围
        if (indateValue == 0xffffffff || indateValue <= 0) {
          // 使用当前系统时间戳（秒）
          indateValue = DateTime.now().millisecondsSinceEpoch ~/ 1000;
          AppLog.log('检测到无效时间戳，使用系统时间：$indateValue');
        }

        // 验证时间戳是否在合理范围内（例如：2000年到2100年之间）
        final DateTime dateTime = DateTime.fromMillisecondsSinceEpoch(indateValue * 1000);
        if (dateTime.year < 2000 || dateTime.year > 2100) {
          AppLog.log('时间戳超出合理范围: $indateValue');
          indateValue = DateTime.now().millisecondsSinceEpoch ~/ 1000;
        }

        AppLog.log('====================indate:$indate indateValue:$indateValue');
        state.dateTime.value = DateTool().dateToYMDHNString('$indateValue');
        break;
      case 0x06:
        //需要鉴权
        final List<String>? privateKey = await Storage.getStringList(saveBluePrivateKey);
        final List<int> getPrivateKeyList = changeStringListToIntList(privateKey!);

        IoSenderManage.senderGetStarLockStatuInfo(
          lockID: BlueManage().connectDeviceName,
          userID: await Storage.getUid(),
          utcTimeStamp: state.serverTime,
          unixTimeStamp: getLocalTime(),
          isBeforeAddUser: false,
          privateKey: getPrivateKeyList,
        );
        break;
      default:
        //失败
        break;
    }
  }

  // 校时数据解析
  Future<void> _replyTiming(Reply reply) async {
    final int status = reply.data[2];
    switch (status) {
      case 0x00:
        //成功
        final String dataEime = DateTool().dateToYMDHNString('${state.serverTime}');

        state.dateTime.value = dataEime;

        state.sureBtnState.value = 0;
        cancelBlueConnetctToastTimer();
        dismissEasyLoading();
        showToast('锁时间更新成功'.tr);
        break;
      case 0x06:
        //无权限
        // final List<String>? privateKey = await Storage.getStringList(saveBluePrivateKey);
        // final List<int> getPrivateKeyList = changeStringListToIntList(privateKey!);
        //
        // final List<String>? token = await Storage.getStringList(saveBlueToken);
        // final List<int> getTokenList = changeStringListToIntList(token!);
        //
        // final List<String>? signKey = await Storage.getStringList(saveBlueSignKey);
        // final List<int> getSignKeyList = changeStringListToIntList(signKey!);
        //
        // IoSenderManage.senderTimingCommand(
        //   lockID:BlueManage().connectDeviceName,
        //   userID:await Storage.getUid(),
        //   nowTime: state.serverTime,
        //   token:getTokenList,
        //   needAuthor:1,
        //   signKey:getSignKeyList,
        //   privateKey:getPrivateKeyList,
        // );
        break;
      default:
        break;
    }
  }

  // 校验时间
  Future<void> sendTiming() async {
    if (state.sureBtnState.value == 1) {
      return;
    }
    state.sureBtnState.value = 1;

    showEasyLoading();
    showBlueConnetctToastTimer(action: () {
      dismissEasyLoading();
      state.sureBtnState.value = 0;
    });
    BlueManage().blueSendData(BlueManage().connectDeviceName, (BluetoothConnectionState connectionState) async {
      if (connectionState == BluetoothConnectionState.connected) {
        final List<String>? privateKey = await Storage.getStringList(saveBluePrivateKey);
        final List<int> getPrivateKeyList = changeStringListToIntList(privateKey!);

        final List<String>? token = await Storage.getStringList(saveBlueToken);
        final List<int> getTokenList = changeStringListToIntList(token!);

        final List<String>? signKey = await Storage.getStringList(saveBlueSignKey);
        final List<int> getSignKeyList = changeStringListToIntList(signKey!);

        IoSenderManage.senderTimingCommand(
          lockID: BlueManage().connectDeviceName,
          userID: await Storage.getUid(),
          nowTime: state.serverTime,
          token: getTokenList,
          needAuthor: 1,
          signKey: getSignKeyList,
          privateKey: getPrivateKeyList,
        );
      } else if (connectionState == BluetoothConnectionState.disconnected) {
        dismissEasyLoading();
        cancelBlueConnetctToastTimer();
        state.sureBtnState.value = 0;
        // if (state.ifCurrentScreen.value == true) {
        //   showBlueConnetctToast();
        // }
      }
    });
  }

//  获取锁状态 更新时间
  Future<void> getStarLockStatus() async {
    showEasyLoading();
    showBlueConnetctToastTimer(action: () {
      dismissEasyLoading();
    });
    BlueManage().blueSendData(BlueManage().connectDeviceName, (BluetoothConnectionState deviceConnectionState) async {
      if (deviceConnectionState == BluetoothConnectionState.connected) {
        final List<String>? privateKey = await Storage.getStringList(saveBluePrivateKey);
        final List<int> getPrivateKeyList = changeStringListToIntList(privateKey!);

        IoSenderManage.senderGetStarLockStatuInfo(
          lockID: BlueManage().connectDeviceName,
          userID: await Storage.getUid(),
          utcTimeStamp: state.serverTime,
          unixTimeStamp: getLocalTime(),
          isBeforeAddUser: false,
          privateKey: getPrivateKeyList,
        );
      } else if (deviceConnectionState == BluetoothConnectionState.disconnected) {
        dismissEasyLoading();
        cancelBlueConnetctToastTimer();
        // if (state.ifCurrentScreen.value == true) {
        //   showBlueConnetctToast();
        // }
      }
    });
  }

  // 从网关获取时间
  Future<void> getLockTimeFromGateway() async {
    final GetServerDatetimeEntity entity = await ApiRepository.to.getLockTimeFromGateway(
      lockId: state.lockSetInfoData.value.lockId.toString(),
    );
    if (entity.errorCode!.codeIsSuccessful) {}
  }

  // 从服务器获取锁的时间 开锁时传入
  Future<void> getServerDatetime(bool isSendTime) async {
    final GetServerDatetimeEntity entity = await ApiRepository.to.getServerDatetimeData(isUnShowLoading: false);
    if (entity.errorCode!.codeIsSuccessful) {
      state.serverTime = entity.data!.date! ~/ 1000;
      AppLog.log('msg:${state.serverTime}');
      // AppLog.log("entity.data!.date! ~/ 1000:${entity.data!.date! ~/ 1000} DateTime.now().millisecondsSinceEpoch ~/ 1000:${DateTime.now().millisecondsSinceEpoch ~/ 1000} 服务器时间差:${state.differentialTime}");
      if (isSendTime == false) {
        getStarLockStatus();
      } else {
        sendTiming();
      }
    }
  }

  int getLocalTime() {
    final DateTime now = DateTime.now();
    final Duration timeZoneOffset = now.timeZoneOffset;
    // AppLog.log('timeZoneOffset.inSeconds:$timeZoneOffset.inSeconds');
    return state.serverTime + timeZoneOffset.inSeconds;
  }

  @override
  void onReady() {
    super.onReady();

    _initReplySubscription();

    // getLockTimeFromGateway();

    getServerDatetime(false);
  }

  @override
  void onInit() {
    super.onInit();
  }

  @override
  void onClose() {
    super.onClose();
    _replySubscription.cancel();
  }
}