import { Platform, PermissionsAndroid } from 'react-native';
import { request, PERMISSIONS, RESULTS } from 'react-native-permissions';
import { Coordinates } from '@app-types/index';

class LocationService {
  async requestPermission(): Promise<boolean> {
    if (Platform.OS === 'android') {
      const granted = await PermissionsAndroid.request(
        PermissionsAndroid.PERMISSIONS.ACCESS_FINE_LOCATION,
        {
          title: 'Location Permission',
          message: 'This app needs access to your location to track deliveries.',
          buttonNeutral: 'Ask Me Later',
          buttonNegative: 'Cancel',
          buttonPositive: 'OK',
        }
      );
      return granted === PermissionsAndroid.RESULTS.GRANTED;
    } else {
      const result = await request(PERMISSIONS.IOS.LOCATION_WHEN_IN_USE);
      return result === RESULTS.GRANTED;
    }
  }

  // Mocked location resolver
  async getCurrentLocation(): Promise<{ coordinates: Coordinates; address: string; city: string; state: string; pincode: string }> {
    // Return mock coordinates and address after a delay
    await new Promise<void>(resolve => setTimeout(resolve, 800));
    return {
      coordinates: {
        latitude: 12.9716,
        longitude: 77.5946,
      },
      address: 'Koramangala 4th Block, Bengaluru',
      city: 'Bengaluru',
      state: 'Karnataka',
      pincode: '560034',
    };
  }
}

export const locationService = new LocationService();