determinePosition static method

Future<Position?> determinePosition({ VoidCallback? closeAction, required BuildContext context, })

Implementation

static Future<Position?> determinePosition(
    {VoidCallback? closeAction, required BuildContext context}) async {
  bool serviceEnabled;
  LocationPermission permission;
  Position location;

  // Test if location services are enabled.
  permission = await Geolocator.checkPermission();
  if (permission == LocationPermission.denied) {
    permission = await Geolocator.requestPermission();
    Get.defaultDialog(
      barrierDismissible: false,
      title: "Location must be enabled ",
      middleText:
          "Please enable location permission to use this feature and try again",
      actions: [
        TextButton.icon(
            style: TextButton.styleFrom(
              elevation: 0,
              alignment: Alignment.bottomLeft,
              //  backgroundColor: Colors.green.shade200,
            ),
            onPressed: closeAction,
            icon: const Icon(
              Icons.clear,
              color: Colors.redAccent,
            ),
            label: const Text(
              "close",
            )),
        TextButton.icon(
            style: TextButton.styleFrom(
              elevation: 0,
              alignment: Alignment.bottomRight,
              //  backgroundColor: Colors.green.shade200,
            ),
            onPressed: () {
              Geolocator.openAppSettings();
            },
            icon: const Icon(
              Icons.settings_outlined,
              color: Colors.green,
            ),
            label: const Text(
              "enable permission",
            )),
      ],
    );
    if (permission == LocationPermission.denied) {
      // Permissions are denied, next time you could try
      // requesting permissions again (this is also where
      // Android's shouldShowRequestPermissionRationale
      // returned true. According to Android guidelines
      // your App should show an explanatory UI now.
      // Get.offAllNamed(Routes.HOME);
      return Future.error('Location permissions are denied');
    }
  }

  if (permission == LocationPermission.deniedForever) {
    // Permissions are denied forever, handle appropriately.
    Get.defaultDialog(
      barrierDismissible: false,
      title: "Location must be enabled ",
      middleText:
          "Please enable location permissionto use this feature and try again",
      actions: [
        TextButton.icon(
            style: TextButton.styleFrom(
              elevation: 0,
              alignment: Alignment.bottomLeft,
              //  backgroundColor: Colors.green.shade200,
            ),
            onPressed: closeAction,
            icon: const Icon(
              Icons.clear,
              color: Colors.redAccent,
            ),
            label: const Text(
              "close",
            )),
        TextButton.icon(
            style: TextButton.styleFrom(
              elevation: 0,
              alignment: Alignment.bottomRight,
              //  backgroundColor: Colors.green.shade200,
            ),
            onPressed: () {
              Geolocator.openAppSettings();
            },
            icon: const Icon(
              Icons.settings_outlined,
              color: Colors.green,
            ),
            label: const Text(
              "allow permission",
            )),
      ],
    );
    if (permission == LocationPermission.deniedForever) {
      return Future.error(
          'Location permissions are permanently denied, we cannot request permissions.');
    }
  }
  serviceEnabled = await Geolocator.isLocationServiceEnabled();
  if (!serviceEnabled) {
    // Location services are not enabled don't continue
    // accessing the position and request users of the
    // App to enable the location services.
    Get.defaultDialog(
      barrierDismissible: false,
      title: "Location must be enabled ",
      middleText:
          "Please enable location permissionto use this feature and try again",
      actions: [
        TextButton.icon(
            style: TextButton.styleFrom(
              elevation: 0,
              alignment: Alignment.bottomLeft,
              //  backgroundColor: Colors.green.shade200,
            ),
            onPressed: closeAction,
            icon: const Icon(
              Icons.clear,
              color: Colors.redAccent,
            ),
            label: const Text(
              "close",
            )),
        TextButton.icon(
            style: TextButton.styleFrom(
              elevation: 0,
              alignment: Alignment.bottomRight,
              //  backgroundColor: Colors.green.shade200,
            ),
            onPressed: () {
              Geolocator.openLocationSettings();
            },
            icon: const Icon(
              Icons.settings_outlined,
              color: Colors.green,
            ),
            label: const Text(
              "enable location",
            )),
      ],
    );

    //Geolocator.openLocationSettings();
    if (!serviceEnabled) {
      closeAction!();
      return Future.error('Location services are not enabled');
    }

    return Future.error('Location services are disabled.');
  }

  // When we reach here, permissions are granted and we can
  // continue accessing the position of the device.
  location = await Geolocator.getCurrentPosition(
      desiredAccuracy: LocationAccuracy.best,
      forceAndroidLocationManager: false);
  return location;
}