dyomedea/src/lib/osm.ts

import memoize from 'memoizee';

const _findAddress = async (lon: number, lat: number, locale: () => string) => {
  const response = await fetch(
    `https://nominatim.openstreetmap.org/reverse?lat=${lat}&lon=${lon}&format=jsonv2&addressdetails=1&extratags=1&namedetails=1&accept-language=${locale()}`,
    {}
  );
  const data = await response.json();
  console.log({ caller: 'findAddress', lon, lat, data });
  return data;
};

export const findAddress = memoize(_findAddress, {
  promise: true,
  max: 1000,
  maxAge: 360000000,
});

export const getVillageOrTown = (address: any) => {
  if (address?.address.village) {
    return address?.address.village;
  }
  if (address?.address.city) {
    return address?.address.city;
  }
  return address?.address.town;
};