import 'dart:io';
import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'dart:convert';
import 'package:flutter/services.dart';
import 'package:healthcare_user/common/preloader.dart';
import 'package:http/http.dart' as http;
import 'package:http/http.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:intl/intl.dart';
import 'package:flutter_styled_toast/flutter_styled_toast.dart';
import 'dart:async';
import 'package:geolocator/geolocator.dart';
import 'package:fluttertoast/fluttertoast.dart';

const Color primaryColor = Color(0XFF1786A3);
const Color greyColor = Color(0XFF8F8E8E);
const Color textFieldStartColor = Colors.grey;
const Color screenBackgroundColor = Color(0XFFEAF6FF);
const Color screenBackgroundColord = Colors.black12;
const Color dashboardbackground = Color(0XFFF5F5F5);

//Color AppBarGradient_1 = Color(0XFF1258F6);
Color AppBarGradient_1 = Color(0XFF1786A3);

TextStyle PreloaderText() {
  return TextStyle(color: Color(0XFF1786A3));
}

TextStyle labelTextStyle() {
  return TextStyle(color: primaryColor, fontSize: 12);
}

TextStyle haveMotorTextStyle() {
  return TextStyle(color: Colors.red, fontSize: 12,fontWeight: FontWeight.bold);
}

TextStyle textButtonStyle() {
  return TextStyle(color: primaryColor, fontSize: 15);
}

TextStyle iconBelowTextStyle() {
  return TextStyle(fontSize: 10, color: primaryColor);
}

TextStyle valuesTextStyle() {
  return TextStyle(
    fontSize: 12,
    fontWeight: FontWeight.bold,
  );
}

TextStyle startAndStopHeading() {
  return TextStyle(
    fontSize: 14,
    fontWeight: FontWeight.bold,
      color: primaryColor,
  );
}
Text capacitySuffixText() {
  return Text('in Ltrs.');
}
Text dimensionSuffixText() {
  return Text('in fts');
}

TextStyle dashboardTextStyle() {
  return TextStyle(
    color: primaryColor,
    fontSize: 12,
    fontWeight: FontWeight.bold,
  );
}

TextStyle labelTextStyleBold() {
  return TextStyle(
    color: primaryColor,
    fontWeight: FontWeight.bold,
  );
}

TextStyle serverIssueTextStyle() {
  return TextStyle(color: Colors.red, fontSize: 15);
}
TextStyle bottomSheetValuesTextStyle() {
  return TextStyle(fontSize: 12,fontWeight: FontWeight.bold,overflow: TextOverflow.ellipsis,);
}
TextStyle wrapTextStyle() {
  return TextStyle(color:primaryColor,fontSize: 12,fontWeight: FontWeight.bold,overflow: TextOverflow.ellipsis,);
}
TextStyle wrapTextStyleBlack() {
  return TextStyle(color:Colors.black,fontSize: 12,fontWeight: FontWeight.bold,overflow: TextOverflow.ellipsis,);
}
TextStyle withoutWrapTextStyle() {
  return TextStyle(color:primaryColor,fontSize: 12,fontWeight: FontWeight.bold,);
}
TextStyle bmiTextStyle() {
  return TextStyle(color:primaryColor,fontSize: 16,fontWeight: FontWeight.bold,);
}

final GlobalKey<State> preloaderWindowKey = new GlobalKey<State>();
Future<void> preloaderWindow(BuildContext context) async {
  try {
    Dialogs.showLoadingDialog(context, preloaderWindowKey);
  } catch (error) {}
}

class AppSettings {
  static SharedPreferences sharedPreferences =
      SharedPreferences.getInstance() as SharedPreferences;
  static String userName = '';
  static String userAddress = '';
  static String email = '';
  static String age = '';
  static String phoneNumber = '';
  static String accessToken = '';
  static String customerId = '';
  static double userLatitude = 0;
  static double userLongitude = 0;
  static String customerIdsign = '';
  static String profileImage = '';
  static List<String> storedPreferenceValidKeys = ['username', 'access_token'];
  static String preloadText = 'Please wait';
  static String latitude = '';
  static String longitude = '';
  static bool servicestatus = false;
  static bool haspermission = false;
  static late LocationPermission permission;
  static late Position position;
  static String long = "", lat = "";
  late StreamSubscription<Position> positionStream;
  static String fcmId='';
  static String serverToken='AAAAA66BLaA:APA91bHcmbyiNN8hCL-t-M9oH-u7ZMOl74fcImMM2DQZLgdyY98Wu9XxME-CTPcjpjU6Yy48ouxISrOMb9lpa3PJofh8qciUKMNxV2al-bDvGvPP_VVaH0mrTHzR56hdkGy1Zl-0frDO';


  //api urls
  static String host = 'http://35.200.129.165:4000/api/';
  static String loginUrl = host + 'login';
  static String signUpUrl = host + 'users';
  static String sendSmsUrl = host + 'sendSms';
  static String phoneVerificationUrl = host + 'phone';
  static String verifyPhnUrl = host + 'phone';
  static String resetTokenUrl = host + 'reset_token';
  static String bmiCaluculateUrl = host + 'insertBMI';
  static String bpCaluculateUrl = host + 'insertBP';
  static String sugarCaluculateUrl = host + 'insertSugar';
  static String profilePicUrl = host + 'users/profile-picture';
  static String updateProfileUrl = host + 'update/currentUser';
  static String uploadPicUrl = host + 'uploads';
  static String getBmiHistoryUrl = host + 'usersbmi';
  static String getBpHistoryUrl = host + 'usersbp';
  static String getSugarHistoryUrl = host + 'userssugar';
  static String addMedicineTimingsUrl = host + 'medicine-timing';
  static String getMedicineTimingsUrl = host + 'getmedicineztiming';
  static String prescriptionUploadPicUrl = host + 'uploads-precription';
  static String getAllpharmaciesDataUrl = host + 'getAllPharmacylist';








  static File? updatedImage;
  static String image = '';
  static var api = {
    'signIn': host + '/login',
  };

  /*Formatter*/
  static String formNum(String s) {
    var comma = NumberFormat('#,##,###', 'en_IN');
    return comma.format(
      int.parse(s),
    );
  }

  static String formDouble(String s) {
    var comma = NumberFormat('#,##,###.##', 'en_IN');
    return comma.format(
      double.parse(s),
    );
  }



  /* Preloader */
  static GlobalKey<State> preLoaderKey = new GlobalKey<State>();
  static Future<void> preLoaderDialog(BuildContext context) async {
    try {
      preLoaderKey = new GlobalKey<State>();
      Dialogs.showLoadingDialog(context, preLoaderKey);
    } catch (error) {}
  }

  ////request headers with content type
  static Future<Map<String, String>> buildRequestHeaders() async {
    Map<String, String> _headers = new Map<String, String>();
    _headers[HttpHeaders.contentTypeHeader] = 'application/json';
    _headers['Authorization'] = accessToken;
    return _headers;
  }

  //request headers without content type
  static Future<Map<String, String>> buildPutRequestHeaders() async {
    Map<String, String> _headers = new Map<String, String>();
    _headers['Authorization'] = accessToken;
    return _headers;
  }

  static Future<Map<String, String>> buildPutRequestHeadersForResetToken() async {
    Map<String, String> _headers = new Map<String, String>();
    return _headers;
  }

  // Shared preferences save,get and clear data
  static saveData(String _key, _value, type) async {
    sharedPreferences = await SharedPreferences.getInstance();

    if (type == 'STRING') {
      await sharedPreferences.setString(_key, _value.toString());
    } else if (type == 'INTEGER') {
      await sharedPreferences.setInt(_key, _value);
    } else if (type == 'BOOL') {
      await sharedPreferences.setBool(_key, _value);
    } else if (type == 'DOUBLE') {
      await sharedPreferences.setDouble(_key, _value);
    }
  }

  static getData(String _key, type) async {
    sharedPreferences = await SharedPreferences.getInstance();
    if (type == 'STRING') {
      return sharedPreferences.getString(_key) ?? '';
    } else if (type == 'INTEGER') {
      return sharedPreferences.getInt(_key) ?? -1;
    } else if (type == 'BOOL') {
      return sharedPreferences.getBool(_key) ?? -1;
    } else if (type == 'DOUBLE') {
      return sharedPreferences.getDouble(_key) ?? -1;
    }
  }

  static clearSharedPreferences() async {
    sharedPreferences = await SharedPreferences.getInstance();
    await sharedPreferences.clear();
  }

  /*Sign in check*/
  static Future<bool> isSigIn() async {
    bool isSignInCheck = true;
    for (var eachKey in storedPreferenceValidKeys) {
      if (await getData(eachKey, 'STRING') == '') {
        isSignInCheck = false;
      }
    }
    return isSignInCheck;
  }

  static Future<bool> internetConnectivity() async {
    try {
      final result = await InternetAddress.lookup('google.com');
      if (result.isNotEmpty && result[0].rawAddress.isNotEmpty) {
        return true;
      }
    } on SocketException catch (_) {
      return false;
    }
    return false;
  }

  /*Apis Starts here*/

  static Future<bool> login(payload) async {
    var response = await http.post(Uri.parse(loginUrl),
        body: json.encode(payload),
        headers: {'Content-type': 'application/json'});

    if (response.statusCode == 200) {
      try {
        var _response = json.decode(response.body);
        print(_response['simplydata']['error']);

        if (_response['simplydata']['error'] == false) {
          await saveAvailableReportAndLocationsInMemory(_response);
          //await saveProfilePic(_response);
          return true;
        } else {
          return false;
        }
      } catch (e) {
        // display error toast
        return false;
      }
    } else {
      return false;
    }
  }

  static Future<bool> signUp(payload) async {
    var response = await http.post(Uri.parse(signUpUrl),
        body: json.encode(payload),
        headers: {'Content-type': 'application/json'});

    if (response.statusCode == 200) {
      try {
        var _response = json.decode(response.body);
        customerIdsign = _response['armintahealthdata']['customerId'];
        print(_response);
        return true;
      } catch (e) {
        // display error toast
        return false;
      }
    } else {
      return false;
    }
  }

  static Future<bool> sendSms(payload) async{
    var response=await http.post(Uri.parse(sendSmsUrl),body: json.encode(payload), headers: {'Content-type': 'application/json'});
    if(response.statusCode==200){
      return true;
    }
    else{
      return false;
    }
  }

  static Future<bool> phoneVerification(payload) async{
    var response=await http.post(Uri.parse(phoneVerificationUrl),body: json.encode(payload), headers: {'Content-type': 'application/json'});
    if(response.statusCode==200){
      return true;
    }
    else{
      return false;
    }
  }

  static Future<String> calculateBmi(payload) async {
    var uri = Uri.parse(bmiCaluculateUrl+ '/'+customerId);

    var response = await http.post(uri,
        body: json.encode(payload), headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.post(uri,
            body: json.encode(payload), headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

  static Future<String> calculateBP(payload) async {
    var uri = Uri.parse(bpCaluculateUrl+ '/'+customerId);

    var response = await http.post(uri,
        body: json.encode(payload), headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.post(uri,
            body: json.encode(payload), headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

  static Future<String> calculateSugar(payload) async {
    var uri = Uri.parse(sugarCaluculateUrl+ '/'+customerId);

    var response = await http.post(uri,
        body: json.encode(payload), headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.post(uri,
            body: json.encode(payload), headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

  static Future<bool> resetToken() async {
    var uri = Uri.parse(resetTokenUrl + '/' + customerId);

    try {
      // var response = await http.get(uri, headers: await buildPutRequestHeaders());
      var response = await http.get(uri,
          headers: await buildPutRequestHeadersForResetToken());
      if (response.statusCode == 200) {
        print(response.body);
        var res = jsonDecode(response.body);
        print(res);

        accessToken = res['access_token'];
        return true;
      } else {
        return false;
      }
    } catch (e) {
      print(e);
      return false;
    }
  }

  static Future<bool> verifyPhn(payload) async {
    var response = await http.post(Uri.parse(verifyPhnUrl),
        body: json.encode(payload),
        headers: {'Content-type': 'application/json'});

    if (response.statusCode == 200) {
      try {
        var _response = json.decode(response.body);
        print(_response);
        if (_response['armintahealthdata']['error'] == false) {
          return true;
        } else {
          return false;
        }
      } catch (e) {
        // display error toast
        return false;
      }
    } else {
      return false;
    }
  }

  static Future<bool> updateProfilePicture(payload) async {
    var uri = Uri.parse(profilePicUrl + '/' + customerId);
    var response = await http.post(uri,
        body: json.encode(payload), headers: await buildRequestHeaders());

    if (response.statusCode == 200) {
      try {
        var _response = json.decode(response.body);
        print(_response);
        return true;
      } catch (e) {
        // display error toast
        return false;
      }
    }

    else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.post(uri,
            body: json.encode(payload), headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return true;
        } else {
          return false;
        }
      } else {
        return false;
      }
    }

    else {
      return false;
    }
  }

  static Future<bool> updateProfile(payload) async {
    var uri = Uri.parse(updateProfileUrl + '/' + customerId);
    try {
      var response = await http.put(
          uri,
          body: json.encode(payload),
          headers: await buildRequestHeaders());

      if (response.statusCode == 200) {
        var _response = json.decode(response.body);

        userName = _response['username'];
        phoneNumber = _response['phone'];
        email = _response['emails'][0]['email'];
        age = _response['age'].toString();

        await saveData('phone', _response['phone'], 'STRING');
        await saveData('email',  _response['emails'][0]['email'], 'STRING');
        await saveData('username', _response['username'], 'STRING');
        await saveData('age', _response['age'].toString(), 'STRING');
        await loadDataFromMemory();
        return true;
      } else {
        return false;
      }
    } catch (e) {
      print(e);
      return false;
    }
  }

  static Future<String> getBmiHistory() async {
    var uri = Uri.parse(getBmiHistoryUrl+'/'+customerId);

    var response = await http.get(uri, headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.get(uri, headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

  static Future<String> getBPHistory() async {
    var uri = Uri.parse(getBpHistoryUrl+'/'+customerId);

    var response = await http.get(uri, headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.get(uri, headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

  static Future<String> getSugarHistory() async {
    var uri = Uri.parse(getSugarHistoryUrl+'/'+customerId);

    var response = await http.get(uri, headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.get(uri, headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

 /* static Future upload() async{
    final uri = Uri.parse('https://myendpoint.com');
    var request = new http.MultipartRequest('POST', uri);
    final httpImage = http.MultipartFile.fromBytes('files.myimage', bytes,
        contentType: MediaType.parse(mimeType), filename: 'myImage.png');
    request.files.add(httpImage);
    final response = await request.send();
  }*/

  static Future<http.StreamedResponse> uploadImageHTTP(file) async {

    var request = http.MultipartRequest('POST', Uri.parse(uploadPicUrl + '/' + customerId));
    request.files.add(await http.MultipartFile.fromPath('picture', file.path));
    var res = await request.send();
    return res;

  }

  static Future<String> uploadImageHTTPForPrescriptions(file) async {

    var request = http.MultipartRequest('POST', Uri.parse(prescriptionUploadPicUrl + '/' + customerId));
    request.files.add(await http.MultipartFile.fromPath('picture', file.path));
    var res = await request.send();
      var response = await http.Response.fromStream(res);
    return response.body;

  }

  static Future<String> getAllpharmacies() async {
    var uri = Uri.parse(getAllpharmaciesDataUrl);
    //uri = uri.replace(query: 'customerId=$customerId');

    var response = await http.get(uri, headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.get(uri, headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

  static Future<String> addMedicineTimings(payload) async {
    var uri = Uri.parse(addMedicineTimingsUrl+ '/'+customerId);

    var response = await http.post(uri,
        body: json.encode(payload), headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.post(uri,
            body: json.encode(payload), headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

  static Future<String> getMedicineTimings() async {
    var uri = Uri.parse(getMedicineTimingsUrl+'/'+customerId);

    var response = await http.get(uri, headers: await buildRequestHeaders());
    if (response.statusCode == 200) {
      return response.body;
    } else if (response.statusCode == 401) {
      bool status = await AppSettings.resetToken();
      if (status) {
        response = await http.get(uri, headers: await buildRequestHeaders());
        if (response.statusCode == 200) {
          return response.body;
        } else {
          return '';
        }
      } else {
        return '';
      }
    } else {
      return '';
    }
  }

  /*Apis ends here*/

  //save data local
  static Future<void> saveAvailableReportAndLocationsInMemory(
      dynamic input) async {
    // save login name information
    await saveData('username', input['simplydata']['username'], 'STRING');
    await saveData(
        'access_token', input['simplydata']['access_token'], 'STRING');
    await saveData('phone', input['simplydata']['phone'], 'STRING');
    await saveData('email', input['simplydata']['email'][0]['email'], 'STRING');
    await saveData('customerId', input['simplydata']['customerId'], 'STRING');
    await saveData('profile', input['simplydata']['picture'], 'STRING');
    await saveData('user_address', input['simplydata']['address1'], 'STRING');
    await saveData('latitude', input['simplydata']['latitude'], 'DOUBLE');
    await saveData('longitude', input['simplydata']['longitude'], 'DOUBLE');
    await saveData('fcmId', input['simplydata']['fcmId'], 'STRING');
    //await saveData('age', input['simplydata']['age'], 'STRING');
    //latitude,longitude
    await loadDataFromMemory();
  }

  static Future<void> saveProfile(dynamic image) async {
    // save login name information
    await saveData('profile', image.toString(), 'STRING');
    //await loadDataFromMemory();
  }

  static Uint8List convertBase64Image(String base64String) {
    return Base64Decoder().convert(base64String.split(',').last);
  }

  static Future<void> loadDataFromMemory() async {
    userName = await getData('username', 'STRING');
    accessToken = await getData('access_token', 'STRING');
    email = await getData('email', 'STRING');
    userAddress = await getData('user_address', 'STRING');
    phoneNumber = await getData('phone', 'STRING');
    customerId = await getData('customerId', 'STRING');
    userLatitude = await getData('latitude', 'DOUBLE');
    userLongitude =await getData('longitude', 'DOUBLE');
    fcmId =await getData('fcmId', 'STRING');
    age=await getData('age', 'STRING');
    getProfile();
  }

  static Future<void> getProfile() async {
    final image1 = await getData('profile', 'STRING');

    //Io.File.fromUri(imageFile.uri)

    var x = image1;

    if (image1 == null) return;

    if (image1 == '') {
      updatedImage = null;
    }
    else if (image1 == 'null') {
      updatedImage = null;
    }
    else {
      final imageTemp = File(image1);
      updatedImage = imageTemp;
    }

    print(updatedImage);
  }

  static void longFailedStyledToast(String message, context) {
    showToast(
      message,
      context: context,
      animation: StyledToastAnimation.scale,
      reverseAnimation: StyledToastAnimation.fade,
      position: StyledToastPosition.bottom,
      animDuration: Duration(seconds: 1),
      duration: Duration(seconds: 6),
      curve: Curves.elasticOut,
      reverseCurve: Curves.linear,
      backgroundColor: Colors.red,
    );
  }

  static void longSuccessToast(String message) {
    Fluttertoast.showToast(
        msg: message,
        toastLength: Toast.LENGTH_SHORT,
        gravity: ToastGravity.BOTTOM,
        timeInSecForIosWeb: 1,
        backgroundColor: Colors.green,
        textColor: Colors.white,
        fontSize: 16.0);
  }
  static void longSuccessToast1(String message) {
    Fluttertoast.showToast(
        msg: message,
        toastLength: Toast.LENGTH_LONG,
        gravity: ToastGravity.CENTER,
        timeInSecForIosWeb: 1,
        backgroundColor: Colors.green,
        textColor: Colors.white,
        fontSize: 16.0
    );
  }

  static void longFailedToast(String message) {
    Fluttertoast.showToast(
        msg: message,
        toastLength: Toast.LENGTH_LONG,
        gravity: ToastGravity.BOTTOM,
        timeInSecForIosWeb: 1,
        backgroundColor: Colors.red,
        textColor: Colors.white,
        fontSize: 16.0);
  }

  static Widget noDataUI(String _tabName) {
    _tabName = _tabName ?? '';
    return Container(
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: <Widget>[
          Image(
            image: AssetImage('images/no_data.png'),
            width: 200,
          ),
          SizedBox(
            height: 8,
          ),
          Text(
            'There is no data to show you right now.',
            style: TextStyle(
              fontSize: 12,
              color: Colors.grey[600],
              fontFamily: 'Swis2',
            ),
          ),
          SizedBox(
            height: 5,
          ),
          Text(
            _tabName,
            style: TextStyle(fontSize: 15, fontFamily: 'Swis1'),
          ),
        ],
      ),
    );
  }

  static appBar(String title) {
    title = title ?? '';
    return AppBar(
      backgroundColor: primaryColor,
      title: Text(title),
    );
  }

  /*location*/
  static checkGps() async {
    servicestatus = await Geolocator.isLocationServiceEnabled();
    if (servicestatus) {
      permission = await Geolocator.checkPermission();

      if (permission == LocationPermission.denied) {
        permission = await Geolocator.requestPermission();
        if (permission == LocationPermission.denied) {
          print('Location permissions are denied');
        } else if (permission == LocationPermission.deniedForever) {
          print("'Location permissions are permanently denied");
        } else {
          haspermission = true;
        }
      } else {
        haspermission = true;
      }

      if (haspermission) {
        /*setState(() {
          //refresh the UI
        });*/

        await getLocation();
      }
    } else {
      print("GPS Service is not enabled, turn on GPS location");
    }
  }

  static getLocation() async {
    position = await Geolocator.getCurrentPosition(
        desiredAccuracy: LocationAccuracy.high);
    /*print(position.longitude); //Output: 80.24599079
    print(position.latitude);*/ //Output: 29.6593457

    long = await position.longitude.toString();
    lat = await position.latitude.toString();

    /*setState(() {
      //refresh UI
    });*/

    LocationSettings locationSettings = LocationSettings(
      accuracy: LocationAccuracy.high, //accuracy of the location data
      distanceFilter: 100, //minimum distance (measured in meters) a
      //device must move horizontally before an update event is generated;
    );

    StreamSubscription<Position> positionStream =
        Geolocator.getPositionStream(locationSettings: locationSettings)
            .listen((Position position) {
      print(position.longitude); //Output: 80.24599079
      print(position.latitude); //Output: 29.6593457

      long = position.longitude.toString();
      lat = position.latitude.toString();

      /*setState(() {
        //refresh UI on update
      });*/
    });
  }
}