todos-contra-el-fuego-mobile/lib/locationUtils.dart
2018-09-16 08:10:56 +02:00

55 lines
2 KiB
Dart

import 'package:location/location.dart';
import 'package:flutter/services.dart';
import 'dart:async';
import 'package:fires_flutter/models/yourLocation.dart';
import 'package:flutter/material.dart';
import 'package:geocoder/geocoder.dart';
import 'generated/i18n.dart';
import 'package:flutter_simple_dependency_injection/injector.dart';
Future<YourLocation> getUserLocation(
GlobalKey<ScaffoldState> scaffoldKey) async {
// Platform messages may fail, so we use a try/catch PlatformException.
try {
Location _location = new Location();
Map<String, double> location = await _location.getLocation;
// It seems that the lib fails with lat/lon values
var yl = new YourLocation(
lat: location['latitude'], lon: location['longitude']);
var address;
try {
address = await getReverseLocation(lat: yl.lat, lon: yl.lon);
yl.description = address;
} catch (e) {
try {
address = await getReverseLocation(lat: yl.lat, lon: yl.lon, external: true);
yl.description = address;
} catch (e) {
print('We cannot reverse geolocate');
}
}
return yl;
} on PlatformException catch (e) {
if (e.code == 'PERMISSION_DENIED') {
scaffoldKey.currentState.showSnackBar(new SnackBar(
content: new Text(S.of(scaffoldKey.currentContext).notPermsUbication),
));
} else if (e.code == 'PERMISSION_DENIED_NEVER_ASK') {}
scaffoldKey.currentState.showSnackBar(new SnackBar(
content: new Text(S.of(scaffoldKey.currentContext).isYourUbicationEnabled
),
));
return YourLocation.noLocation;
}
}
Future<String> getReverseLocation({@required lat, @required lon,
bool external = false}) async {
final coordinates = new Coordinates(lat, lon);
var geoCoder = external ? Geocoder.google(Injector.getInjector().get<String>(key: "gmapKey")) : Geocoder.local;
var addresses = await geoCoder.findAddressesFromCoordinates(coordinates);
var first = addresses.first;
print("${first.featureName} : ${first.addressLine}");
return first.addressLine;
}