import 'dart:math';
import 'package:get/get.dart';
import 'package:trackoffical_app/appcore/ffi.dart' as ffi;
import 'package:trackoffical_app/logger.dart';
import 'package:trackoffical_app/model.dart';
import 'package:trackoffical_app/service/app.dart';
import 'package:trackoffical_app/service/image.dart';
import 'package:trackoffical_app/utils.dart';
import 'package:flutter/material.dart';
import '../generated/assets.dart';
import '../global.dart';
import 'game_map.dart';
import 'm_control_point.dart';
import 'package:trackoffical_app/pb.dart' as pb;

typedef MControlPointInProject = pb.ControlPointSimple;

class GamePersonData {
  var userId = -1;
  var userName = '';
  var userHead = MNetImage().obs;
  final duration = 0.seconds.obs;
  final gameSrcState = GameState().obs;

  DateTime? get startAt {
    final save = gameSrcState.value.pbGameSave;
    if (save.hasStartAt()) {
      if (save.startAt.seconds == 0) {
        return null;
      }
      return save.startAt.toModel();
    }

    return null;
  }

  DateTime? get endAt {
    final save = gameSrcState.value.pbGameSave;
    if (save.hasStopAt()) {
      if (save.stopAt.seconds == 0) {
        return null;
      }
      return save.stopAt.toModel();
    }

    return null;
  }

  final controlPointWantSequence = <MControlPoint>[].obs;
  final checkedPointsHistory = <MControlPoint>[].obs;
  final myPositionHistory = <MPosition>[].obs;

  MPosition? get myPosition =>
      myPositionHistory.isEmpty ? null : myPositionHistory.last;
  final myPositionOnMapHistory = <Offset>[].obs;

  Offset? get myPositionOnMap =>
      myPositionOnMapHistory.isEmpty ? null : myPositionOnMapHistory.last;

  final heartRate = 0.obs;
  final heartRatePercent = 0.0.obs;
  final ei = 0.0.obs;
  final ck = 0.0.obs;
  final kCal = 0.0.obs;
  final exerciseKcal = 0.0.obs;
  final hrMean = 0.obs;
  final hrMax = 0.obs;
  final stepCount = 0.obs;
  final pacePerKm = 0.seconds.obs;
  final myPositionHistoryLen = 0.0.meter.obs;
  final speedPreSecond = 0.meter.obs;
  Distance get myPositionHistoryLenFromLastCP {
    if (checkedPointsHistory.isEmpty) {
      return myPositionHistoryLen.value;
    }
    final cp = checkedPointsHistory.last;
    return myPositionHistoryLen.value - cp.checkDistanceAfterStart;
  }

  // 百味豆
  final beanCount = 0.obs;

  final paceSecondKm = 0.seconds.obs;
  final paceSecondKmFromLastCP = 0.seconds.obs;
  final Rx<ffi.ZoneType?> zone = Rx(null);
  // 打点误差
  Distance get _punchRadiusError =>
      App.to.userProfile.gameSettingsTargetErrorMeter.value.meter;
  // 打点半径
  Distance get _punchRadius => GlobalVar.isGpsTest
      ? 100.km
      : App.to.userProfile.gameSettingsPunchRadiusMeter.value.meter +
        _punchRadiusError;

  int get checkedCount {
    var i = 0;
    for (var one in gameSrcState.value.pbGameSave.checkedSortedList) {
      if (one.isCheckSuccess) {
        i++;
      }
    }
    return i;
  }

  final Rx<int?> nextPlanPointIndex = Rx(null);

  // 所有计分点数量
  int get validCPAllNum {
    return controlPointWantSequence.length;
  }

  bool get isStarted => startAt != null;

  bool get isFinish => endAt != null;

  Future<void> cpWantSequenceRefresh(
    GameMap gameMap, {
    void Function(double count, double total)? onProgress,
    bool loadPic = false,
  }) async {
    if (gameMap.width == 0 && gameMap.height == 0) {
      return;
    }

    final out = <MControlPoint>[];
    final checkedIndex = checkedCount;
    final controlPointWantSequenceSrc =
        gameSrcState.value.pbGameData.controlPointSortedList;

    for (var i = 0; i < controlPointWantSequenceSrc.length; i++) {
      final value = controlPointWantSequenceSrc[i];
      final one = value.toModel();
      one.sn = '$i';
      if (i == 0) {
        one.isStart = true;
      }
      if (i == controlPointWantSequenceSrc.length - 1) {
        one.isFinish = true;
      }

      one.isSuccess = i < checkedIndex;
      one.isNext = i == checkedIndex;
      one.onMap = await gameMap.worldToPixel(value.mapPosition.toModel());

      final extraInfo = one.extraInfo;
      if ((extraInfo is CPExtraInfoChoiceQuestion) && loadPic) {
        extraInfo.beanCount = gameSrcState.value.pbGameData.answerSysPoint;
        try {
          await extraInfo.image?.loadMemory();
        } catch (e) {
          warn('加载问题图片失败：$e');
        }
      }
      out.add(one);
      onProgress?.call(
          i.toDouble(), controlPointWantSequenceSrc.length.toDouble());
    }

    controlPointWantSequence.value = out;
  }

  Future<void> initControlPointWantSequence(
    GameMap gameMap, {
    void Function(double count, double total)? onProgress,
    bool loadPic = false,
  }) async {
    if (controlPointWantSequence.isNotEmpty) {
      return;
    }
    await cpWantSequenceRefresh(gameMap,
        onProgress: onProgress, loadPic: loadPic);
  }
  MControlPoint? findCPWantByNfcId(String identifier) {
    MControlPoint? found;
    for (var one in gameSrcState.value.pbGameData.controlPointSortedList) {
      for (var nfcId in one.nfcIdList) {
        if (nfcId.toUpperCase() == identifier.toUpperCase()) {
          found = one.toModel();
          break;
        }
      }
    }
    return found;
  }
  MControlPointInProject? findCPInProjectByNfcId(String identifier) {
    for (var one in gameSrcState.value.pbGameData.controlPointAll) {
      for (var nfcId in one.nfcIdList) {
        if (nfcId.toUpperCase() == identifier.toUpperCase()) {
          return one;
        }
      }
    }
    return null;
  }
  MControlPoint? findCPInRoute(MControlPoint point) {
    MControlPoint? found;
    for (var one in controlPointWantSequence) {
      if (one.intId == point.intId) {
        found = one;
        break;
      }
    }
    return found;
  }

  void checkHistoryAdd(MControlPoint cp) {
    checkedPointsHistory.add(cp);
    gameSrcState.value.pbGameSave.checkedSortedList.add(cp.toPbSave());
  }

  void updateCheckHistory(){
    gameSrcState.value.pbGameSave.checkedSortedList.clear();
    gameSrcState.value.pbGameSave.checkedSortedList.addAll(checkedPointsHistory.map((e) => e.toPbSave()).toList());
  }
  MControlPoint? get nextWantPoint {
    final i = checkedCount;
    return controlPointWantSequence.length > i
        ? controlPointWantSequence[i]
        : null;
  }
  Duration get gameQuestionShowDuration => gameSrcState.value.pbGameData.oiShowTime.seconds;
  Distance? get nextWantCPDistance {
    final p1 = myPosition;
    final p2 = nextWantPoint?.position;
    if (p1 != null && p2 != null) {
      return p2.distance(p1);
    }
    return null;
  }

  Distance? get nextWantCPDistanceKmShow {
    final real = nextWantCPDistance;
    if (real == null) {
      return null;
    }

    var show = real - _punchRadiusError;
    if (show < 0.meter) {
      show = 0.meter;
    }
    return show;
  }
  Distance? get nextPlanCPDistance{

    final p1 = myPosition;
    final p2 = nextPlanPoint?.position;
    if(p1 != null && p2 != null){
      return  p2.distance(p1);
    }
    return null;
  }
  Distance? get nextPlanCPDistanceKmShow{
    final real = nextPlanCPDistance;
    if(real == null){
      return null;
    }

    var show = real - _punchRadiusError;
    if(show < 0 .meter){
      show = 0.meter;
    }
    return show;
  }
  double get compassRealNorthOffset=>gameSrcState.value.pbGameData.declination * pi / 180;
  set nextPlanPoint(MControlPoint? v){
    if(startAt==null){
      return;
    }

    if(v==null){
      nextPlanPointIndex.value=null;
      return;
    }

    for(var i=0;i<controlPointWantSequence.length;i++ ){
      if(v.intId==controlPointWantSequence[i].intId){
        if(i < checkedCount){
          return;
        }

        nextPlanPointIndex.value=i;

        App.to.soundPlayAsset(Assets.soundCpJump);

        return;
      }
    }
  }
  MControlPoint? get nextPlanPoint{
    final i = nextPlanPointIndex.value;
    if(i==null){
      return nextWantPoint;
    }

    return controlPointWantSequence.length > i?
    controlPointWantSequence[i] : null;
  }

  bool get isInWantControlPointArea {
    final p = nextWantPoint;
    if(p != null){
      final disKm = nextWantCPDistance;
      if(disKm != null && p.type == MControlPointType.gps){
        return disKm <= _punchRadius;
      }
    }
    return false;
  }
  bool get isInPlanControlPointArea {
    final p = nextPlanPoint;
    if(p != null){
      final disKm = nextPlanCPDistance;
      if(disKm != null && p.type == MControlPointType.gps){
        return disKm <= _punchRadius;
      }
    }
    return false;
  }
}