import 'dart:async';

import 'package:flutter/material.dart';
import 'package:amap_flutter_location/amap_flutter_location.dart';
import 'package:amap_flutter_location/amap_location_option.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';

import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:amap_flutter_map/amap_flutter_map.dart';
import 'package:amap_flutter_base/amap_flutter_base.dart';

import '../../../../appRouters.dart';
import '../../../../app_settings/app_colors.dart';
import '../../../../tools/titleAppBar.dart';
import '../../../../tools/toast.dart';
import '../../../../translations/trans_lib.dart';
import 'lockAddressGaoDe_logic.dart';

class LockAddressGaoDePage extends StatefulWidget {

  const LockAddressGaoDePage({Key? key}) : super(key: key);

  @override
  State<LockAddressGaoDePage> createState() => _LockAddressGaoDePageState();
}

class _LockAddressGaoDePageState extends State<LockAddressGaoDePage>{
  final logic = Get.put(LockAddressGaoDeLogic());
  final state = Get.find<LockAddressGaoDeLogic>().state;

  // 高德地图
  static const AMapApiKey amapApiKeys = AMapApiKey(iosKey: '883a3355d2d77c2fdc2667030dc97ffe', androidKey: '11d49b3f4fc09c04a02bbb7500925ba2');

  AMapController? mapController;
  AMapFlutterLocation location = AMapFlutterLocation();

  PermissionStatus? permissionStatus;
  Map<String, Object>? addressInfo;

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

    AMapFlutterLocation.updatePrivacyAgree(true);
    AMapFlutterLocation.updatePrivacyShow(true, true);

    requestPermission();

    AMapFlutterLocation.setApiKey("11d49b3f4fc09c04a02bbb7500925ba2", "883a3355d2d77c2fdc2667030dc97ffe");

    // EasyLoading.show();
    // Future.delayed(const Duration(seconds: 10), () { //asynchronous delay
    //   print("10s之后 菊花没有隐藏的话，强制隐藏菊花");
    //   if(EasyLoading.isShow){
    //     EasyLoading.dismiss();
    //   }
    // });
    requestLocation();
  }

  Future<void> requestPermission() async {
    final status = await Permission.location.request();
    print("Permission.location.request()=status:$status");
    permissionStatus = status;
    switch (status) {
      case PermissionStatus.denied:
        print("拒绝");
        break;
      case PermissionStatus.granted:
        _setLocationOption();
        location.startLocation();
        break;
      case PermissionStatus.limited:
        print("限制");
        break;
      default:
        print("其他状态");
        // requestLocation();
        break;
    }
  }

  Future<void> requestLocation() async {
    location.onLocationChanged().listen((event) {
        print("listenLocationChanged$event");
        // EasyLoading.dismiss();
        if (event.isNotEmpty) {
          setState(() {
            addressInfo = event;
          });
          location.stopLocation();
        }
      });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: AppColors.mainBackgroundColor,
      appBar: TitleAppBar(
        barTitle: TranslationLoader.lanKeys!.lockAddress!.tr,
        haveBack: true,
        backgroundColor: AppColors.mainColor,
        actionsList: [
          TextButton(
            child: Text(
              TranslationLoader.lanKeys!.next!.tr,
              style: TextStyle(color: Colors.white, fontSize: 24.sp),
            ),
            onPressed: () {
              if(addressInfo!.isEmpty){
                Toast.show(msg:"还未获取到位置信息哦，请耐心等待一下！");
                return;
              }
              Get.toNamed(Routers.saveLockPage, arguments: {
                "addressInfo": addressInfo,
                "pwdTimestamp": state.pwdTimestamp.value,
              });
              // Navigator.pushNamed(context, Routers.saveLockPage);
            },
          ),
        ],
      ),
      body:
      addressInfo != null ?
      Container(
        width: 1.sw,
        // height: 1.sh,
        child: Stack(
          children: [
            SizedBox(
              // height: 1.sh - 40.h,
              // width: 1.sw,
              child:
                  (addressInfo!["address"].toString().isNotEmpty) ?
              AMapWidget(
                apiKey: amapApiKeys,
                // 初始化地图中心
                initialCameraPosition: (
                    CameraPosition(
                      target: LatLng(double.parse(addressInfo!['latitude'].toString()), double.parse(addressInfo!['longitude'].toString())),
                      zoom: 10.0,
                    )
                ),
                //定位小蓝点
                myLocationStyleOptions: MyLocationStyleOptions(
                  true,
                ),
                // 普通地图normal,卫星地图satellite,夜间视图night,导航视图 navi,公交视图bus,
                mapType: MapType.normal,
                // 缩放级别范围
                minMaxZoomPreference: const MinMaxZoomPreference(3, 20),
                // 隐私政策包含高德 必须填写
                privacyStatement: const AMapPrivacyStatement(hasAgree: true, hasContains: true, hasShow: true),
                // 地图创建成功时返回AMapController
                onMapCreated: (AMapController controller) {
                  mapController = controller;
                },
              )
                  : Container(),
            ),
            Positioned(
              left: 20.w, right: 20.w, bottom: 100.h,
              child: Container(
                // height: h(106),
                  decoration: BoxDecoration(
                    color: AppColors.mainColor,
                    borderRadius: BorderRadius.circular(15.w),
                  ),
                  child:Column(
                    children: [
                      Container(
                        // height: h(53),
                        padding: EdgeInsets.only(top: 15.h, bottom: 15, left:15.w, right: 15.w),
                        child: Row(
                          children: [
                            Image.asset('images/main/icon_addUserShowAddress.png', width: 30.w, height: 30.w),
                            SizedBox(width: 10.w),
                            Expanded(
                                child: Text(addressInfo!["address"].toString() ?? "", style: const TextStyle(color: Colors.white, fontSize: 16, fontWeight: FontWeight.w500, overflow: TextOverflow.clip))
                            ),
                          ],
                        ),
                      ),
                      // Container(height: 1.h, color: const Color(0xFF021732),),
                      // Container(
                      //   // height: h(52),
                      //   padding: EdgeInsets.only(top: 15.h, bottom: 15, left:15.w, right: 15.w),
                      //   child: Row(
                      //     children: [
                      //       Image.asset('images/main/icon_addUserAddressShowTime.png', width: 30.w, height: 30.w),
                      //       SizedBox(width: 10.w,),
                      //       Expanded(
                      //           child: Text(DateTool().getNowDateYMDHM(), style: const TextStyle(color: Colors.white, fontSize: 16, fontWeight: FontWeight.w500),)
                      //       ),
                      //     ],
                      //   ),
                      // ),
                    ],
                  )
              ),),
          ],
        ),
      )
      : const Center(child: Text('地图加载中，请稍候。。。')),
    );

  }

  ///设置定位参数
  void _setLocationOption() {
    AMapLocationOption locationOption = AMapLocationOption();

    ///是否单次定位
    locationOption.onceLocation = true;

    ///是否需要返回逆地理信息
    locationOption.needAddress = true;

    ///逆地理信息的语言类型
    locationOption.geoLanguage = GeoLanguage.DEFAULT;

    locationOption.desiredLocationAccuracyAuthorizationMode = AMapLocationAccuracyAuthorizationMode.ReduceAccuracy;

    locationOption.fullAccuracyPurposeKey = "AMapLocationScene";

    ///设置Android端连续定位的定位间隔
    locationOption.locationInterval = 2000;

    ///设置Android端的定位模式<br>
    ///可选值：<br>
    ///<li>[AMapLocationMode.Battery_Saving]</li>
    ///<li>[AMapLocationMode.Device_Sensors]</li>
    ///<li>[AMapLocationMode.Hight_Accuracy]</li>
    locationOption.locationMode = AMapLocationMode.Battery_Saving;

    ///设置iOS端的定位最小更新距离<br>
    locationOption.distanceFilter = -1;

    ///设置iOS端期望的定位精度
    /// 可选值：<br>
    /// <li>[DesiredAccuracy.Best] 最高精度</li>
    /// <li>[DesiredAccuracy.BestForNavigation] 适用于导航场景的高精度 </li>
    /// <li>[DesiredAccuracy.NearestTenMeters] 10米 </li>
    /// <li>[DesiredAccuracy.Kilometer] 1000米</li>
    /// <li>[DesiredAccuracy.ThreeKilometers] 3000米</li>
    locationOption.desiredAccuracy = DesiredAccuracy.BestForNavigation;

    ///设置iOS端是否允许系统暂停定位
    locationOption.pausesLocationUpdatesAutomatically = false;

    ///将定位参数设置给定位插件
    location.setLocationOption(locationOption);
  }


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

    location.destroy();
    print("地图界面销毁了");
  }
}