import 'dart:async';
import 'dart:io';

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_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 '../../../../blue/blue_manage.dart';
import '../../../../tools/appRouteObserver.dart';
import '../../../../tools/titleAppBar.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> with RouteAware{
  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;
    if(Platform.isIOS){
      _setLocationOption();
      requestIOSLocation();
    }
    switch (status) {
      case PermissionStatus.denied:
        print("拒绝");
        break;
      case PermissionStatus.granted:
        if(Platform.isIOS){
          // _setLocationOption();
          // requestIOSLocation();
        }else{
          requestAndroidLocation();
          location.startLocation();
        }
        break;
      case PermissionStatus.limited:
        print("限制");
        break;
      case PermissionStatus.permanentlyDenied:
        print("永久的否认");
        break;
      case PermissionStatus.provisional:
        print("临时");
        break;
      default:
        print("其他状态");
        // requestLocation();
        break;
    }
  }

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

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

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.white,
      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: ListView(
        children: [
          Container(
            margin: EdgeInsets.only(left: 25.w, top: 40.h, bottom: 40.w),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.start,
              children: [
                Text("地理位置", style: TextStyle(fontSize: 50.sp)),
              ],
            ),
          ),
          SizedBox(
            child:
            addressInfo != null ?
            Column(
              children: [
                SizedBox(
                  height: 1.sw/5*4,
                  width: 1.sw,
                  child: 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(
                  // color: Colors.red,
                  height: 45.h,
                  margin: EdgeInsets.only(left: 25.w, top: 20.h, right: 25.w),
                  child: Row(
                    mainAxisAlignment: MainAxisAlignment.start,
                    children: [
                      Text("检查以确保以下地址是正确的", style: TextStyle(fontSize: 24.sp)),
                    ],
                  ),
                ),
                // SizedBox(height: 20.h),
                Container(
                    // color: Colors.red,
                    // height: 45.h,
                    margin: EdgeInsets.only(left: 25.w, top: 20.h, right: 25.w),
                    child:Column(
                      children: [
                        Row(
                          children: [
                            Expanded(
                                child: Text(addressInfo!["address"].toString() ?? "", style: const TextStyle(color: Colors.grey, fontSize: 16, fontWeight: FontWeight.w500, overflow: TextOverflow.clip))
                            ),
                          ],
                        ),
                        SizedBox(height: 5.h),
                        Container(height: 1.h, color: AppColors.mainColor,),
                      ],
                    )
                ),
              ],
            ) : SizedBox(
                height: 1.sw/5*4 + 65.h*2,
                child: const Center(child: Text('地图加载中，请稍候。。。')))
            ,
          ),
          SizedBox(height:200.h),
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceAround,
            children: [
              TextButton(
                child: Text(
                  "跳过",
                  style: TextStyle(color: Colors.black, fontSize: 24.sp),
                ),
                onPressed: () {
                  Get.toNamed(Routers.addLockSelectCountryPage, arguments: {
                    "addressInfo": {},
                    "pwdTimestamp": state.pwdTimestamp.value,
                    "lockInfo": state.lockInfo,
                    "featureValue": state.featureValue,
                    "featureSettingValue": state.featureSettingValue,
                    "featureSettingParams": state.featureSettingParams,
                  });
                },
              ),
              TextButton(
                child: Text(
                  TranslationLoader.lanKeys!.next!.tr,
                  style: TextStyle(color: Colors.black, fontSize: 24.sp),
                ),
                onPressed: () {
                  if(addressInfo!.isEmpty){
                    logic.showToast("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,
                    "lockInfo": state.lockInfo,
                    "featureValue": state.featureValue,
                    "featureSettingValue": state.featureSettingValue,
                    "featureSettingParams": state.featureSettingParams,
                    "isFromMap": 1,
                  });
                  // Navigator.pushNamed(context, Routers.saveLockPage);
                },
              ),
            ],
          )
          // 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),)
          //           //       ),
          //           //     ],
          //           //   ),
          //           // ),
          //         ],
          //       )
          //   ),),
        ],
      ),
    );

  }

  ///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 didChangeDependencies() {
    // TODO: implement didChangeDependencies
    super.didChangeDependencies();

    /// 路由订阅
    AppRouteObserver().routeObserver.subscribe(this, ModalRoute.of(context)!);
  }

  @override
  void dispose() {
    AppRouteObserver().routeObserver.unsubscribe(this);
    super.dispose();

    BlueManage().disconnect(BlueManage().connectDeviceMacAddress);

    location.stopLocation();
    location.destroy();
    Get.log("地图界面销毁了");
  }

  /// 从上级界面进入 当前界面即将出现
  @override
  void didPush() {
    super.didPush();

  }

  /// 返回上一个界面 当前界面即将消失
  @override
  void didPop() {
    super.didPop();

  }

  /// 从下级返回 当前界面即将出现
  @override
  void didPopNext() {
    super.didPopNext();

  }

  /// 进入下级界面 当前界面即将消失
  @override
  void didPushNext() {
    super.didPushNext();

    location.stopLocation();
    location.destroy();
  }

}