utopia-ui/src/Utils/ReverseGeocoder.ts

import axios from 'axios'

interface ReverseGeocodeResponse {
    place_id: number;
    licence: string;
    osm_type: string;
    osm_id: number;
    lat: string;
    lon: string;
    display_name: string;
    address: {
        road?: string;
        house_number?: string;
        city?: string;
        town?: string;
        village?: string;
        [key: string]: string | undefined;
    };
    boundingbox: string[];
}

export async function reverseGeocode (lat: number, lon: number): Promise<string> {
  const url = `https://nominatim.openstreetmap.org/reverse?format=json&lat=${lat}&lon=${lon}&addressdetails=1`

  try {
    const response = await axios.get<ReverseGeocodeResponse>(url)
    const address = response.data.address

    // Extrahiere Straße, Hausnummer und Ort
    const street = address.road || ''
    const houseNumber = address.house_number || ''
    const city = address.city || address.town || address.village || ''

    // Formatiere die Adresse
    const formattedAddress = `${street} ${houseNumber}, ${city}`.trim()
    return formattedAddress || ''
  } catch (error) {
    console.error('Error:', error)
    return ''
  }
}