ruscomap/public/js/map.js

import { initMarkers, createMarker } from "./markerHandler.js";
import { initEvents } from "./eventHandler.js";
import { mapInit } from "./mapInit.js";

let editMode = false;
let lastUpdateCheck = Date.now();

const map = mapInit();

initEvents(map);

async function fetchAllMarkers() {
  const response = await fetch("/fetchMarkers");

  let markers = await response.json();
  console.log(markers);
  markers.forEach((marker) => {
    createMarker(marker, L, map);
  });
}

export async function fetchNewMarkers() {
  const searchParams = new URLSearchParams({ fromDate: lastUpdateCheck });

  const response = await fetch(`/updateMarkers?${searchParams.toString()}`);

  const markers = await response.json();

  markers.forEach((marker) => {
    createMarker(marker, L, map);
  });

  lastUpdateCheck = Date.now();
}

const main = async () => {
  await fetchAllMarkers();

  setInterval(fetchNewMarkers, 5000);
};

main()
  .then(() => {
    console.log("Completed");
  })
  .catch(console.error);