Использование Flutter Google Place
import 'packages:flutter_google_places/flutter_google_places.dart';
const kGoogleApiKey = "API_KEY";
Prediction p = await PlacesAutocomplete.show(
context: context,
apiKey: kGoogleApiKey,
mode: Mode.overlay, // Mode.fullscreen
language: "en",
components: [new Component(Component.country, "ng")]);
mathiasgodwin