tripz/lib/controller/functions/location_controller.dart

import 'dart:async';

import 'package:get/get.dart';
import 'package:google_maps_flutter/google_maps_flutter.dart';
import 'package:location/location.dart';
import 'package:Tripz/constant/box_name.dart';
import 'package:Tripz/constant/links.dart';
import 'package:Tripz/controller/functions/crud.dart';
import 'package:Tripz/controller/home/payment/captain_wallet_controller.dart';
import 'package:Tripz/main.dart';

// LocationController.dart
class LocationController extends GetxController {
  LocationData? _currentLocation;
  late Location location;
  bool isLoading = false;
  late double heading = 0;
  late double accuracy = 0;
  late double previousTime = 0;
  late double latitude;
  late double totalDistance = 0;
  late double longitude;
  late DateTime time;
  late double speed = 0;
  late double speedAccuracy = 0;
  late double headingAccuracy = 0;
  bool isActive = false;
  late LatLng myLocation;
  String totalPoints = '0';
  LocationData? get currentLocation => _currentLocation;
  Timer? _locationTimer;

  @override
  void onInit() async {
    super.onInit();
    location = Location();
    getLocation();
    // startLocationUpdates();

    totalPoints = Get.put(CaptainWalletController()).totalPoints;
  }

  Future<void> startLocationUpdates() async {
    if (box.read(BoxName.driverID) != null) {
      _locationTimer =
          Timer.periodic(const Duration(seconds: 5), (timer) async {
        try {
          totalPoints = Get.find<CaptainWalletController>().totalPoints;

          // if (isActive) {
          if (double.parse(totalPoints) > -300) {
            await getLocation();

            // if (box.read(BoxName.driverID) != null) {
            await CRUD()
                .post(link: AppLink.addCarsLocationByPassenger, payload: {
              'driver_id': box.read(BoxName.driverID).toString(),
              'latitude': myLocation.latitude.toString(),
              'longitude': myLocation.longitude.toString(),
              'heading': heading.toString(),
              'speed': (speed * 3.6).toStringAsFixed(1),
              'distance': totalDistance == 0
                  ? '0'
                  : totalDistance < 1
                      ? totalDistance.toStringAsFixed(3)
                      : totalDistance.toStringAsFixed(1),
              'status': box.read(BoxName.statusDriverLocation).toString()
            });
          }

          // }
        } catch (e) {
          // Handle the error gracefully
        }
      });
    }
  }

  void stopLocationUpdates() {
    _locationTimer?.cancel();
  }

  Future<void> getLocation() async {
    // isLoading = true;
    // update();
    bool serviceEnabled;
    PermissionStatus permissionGranted;

    // Check if location services are enabled
    serviceEnabled = await location.serviceEnabled();
    if (!serviceEnabled) {
      serviceEnabled = await location.requestService();
      if (!serviceEnabled) {
        // Location services are still not enabled, handle the error
        return;
      }
    }

    // Check if the app has permission to access location
    permissionGranted = await location.hasPermission();
    if (permissionGranted == PermissionStatus.denied) {
      permissionGranted = await location.requestPermission();
      if (permissionGranted != PermissionStatus.granted) {
        // Location permission is still not granted, handle the error
        return;
      }
    }

    // Configure location accuracy
    // LocationAccuracy desiredAccuracy = LocationAccuracy.high;

    // Get the current location
    LocationData _locationData = await location.getLocation();
    myLocation =
        (_locationData.latitude != null && _locationData.longitude != null
            ? LatLng(_locationData.latitude!, _locationData.longitude!)
            : null)!;
    speed = _locationData.speed!;
    heading = _locationData.heading!;
// Calculate the distance between the current location and the previous location
    // if (Get.find<HomeCaptainController>().rideId == 'rideId') {
    //   if (previousTime > 0) {
    //     double distance = calculateDistanceInKmPerHour(
    //         previousTime, _locationData.time, speed);
    //     totalDistance += distance;
    //   }

    //   previousTime = _locationData.time!;
    // }
    // Print location details
    // isLoading = false;
    update();
  }

  double calculateDistanceInKmPerHour(
      double? startTime, double? endTime, double speedInMetersPerSecond) {
    // Calculate the time difference in hours
    double timeDifferenceInHours = (endTime! - startTime!) / 1000 / 3600;

    // Convert speed to kilometers per hour
    double speedInKmPerHour = speedInMetersPerSecond * 3.6;

    // Calculate the distance in kilometers
    double distanceInKilometers = speedInKmPerHour * timeDifferenceInHours;

    return distanceInKilometers;
  }
}