Tourenplanung

// Tour planning: click stops (up to 9), the optimization API finds the shortest order from the depot and back.
const TOKEN = 'YOUR_TOKEN'; // your public token (mx_pk_…) from https://account.mapx.at
// Adds the token to every request MapLibre makes to mapx.at (style, tiles, fonts, sprites), never to other hosts.
const transformRequest = (url) => ({ url: /^https:\/\/([\w-]+\.)?mapx\.at\//.test(url) ? url + (url.includes('?') ? '&' : '?') + 'access_token=' + TOKEN : url });
// Note: POST needs a secret token (mx_sk_…), public tokens are read-only. Run this call from your server, not from a web page.
const AUTH = { headers: { Authorization: 'Bearer ' + TOKEN } };

maplibregl.addProtocol('pmtiles', new pmtiles.Protocol().tile);

const depot = [15.3294, 48.2272]; // Melk
const map = new maplibregl.Map({ transformRequest, container: 'map', style: 'https://api.mapx.at/v1/styles/streets', center: depot, zoom: 9 });
map.addControl(new maplibregl.NavigationControl());
const stops = [], markers = [];
let timer;
new maplibregl.Marker({ color: '#222' }).setLngLat(depot).addTo(map);

map.on('load', () => {
  map.addSource('tour', { type: 'geojson', data: { type: 'FeatureCollection', features: [] } });
  map.addLayer({ id: 'tour', type: 'line', source: 'tour', layout: { 'line-cap': 'round', 'line-join': 'round' }, paint: { 'line-color': '#2346d8', 'line-width': 5 } });
});
map.on('click', (e) => {
  if (stops.length >= 9) return;
  stops.push([e.lngLat.lng, e.lngLat.lat]);
  markers.push(new maplibregl.Marker({ color: '#c8372d' }).setLngLat(e.lngLat).addTo(map));
  clearTimeout(timer); // plan once after the last click
  if (stops.length >= 2) timer = setTimeout(plan, 600);
});
document.getElementById('reset').addEventListener('click', () => {
  stops.length = 0; markers.splice(0).forEach((m) => m.remove());
  map.getSource('tour').setData({ type: 'FeatureCollection', features: [] });
  document.getElementById('info').textContent = 'Click at least two stops.';
});

async function plan() {
  const body = { vehicles: [{ id: 1, start: depot, end: depot }], services: stops.map((location, i) => ({ id: i + 1, location, service: 300 })) };
  try {
    let res = await fetch('https://api.mapx.at/v1/optimization', { method: 'POST', headers: { ...AUTH.headers, 'content-type': 'application/json' }, body: JSON.stringify(body) });
    if (!res.ok) throw new Error((await res.json()).detail ?? 'HTTP ' + res.status);
    const tour = (await res.json()).routes[0];
    const order = tour.steps.map((s) => s.location);
    // The tour only lists the order; draw the roads with one directions request through all stops.
    res = await fetch(`https://api.mapx.at/v1/directions/driving/${order.map((p) => p.join(',')).join(';')}?overview=full&geometries=geojson`, AUTH);
    const route = (await res.json()).routes[0];
    map.getSource('tour').setData({ type: 'Feature', geometry: route.geometry, properties: {} });
    document.getElementById('info').textContent = `Order: ${tour.steps.filter((s) => s.type === 'job').map((s) => s.id).join(' > ')}, ${(tour.distance / 1000).toFixed(0)} km, ${Math.round(tour.duration / 60)} min driving`;
  } catch (err) { document.getElementById('info').textContent = 'Error: ' + err.message; }
}

<!doctype html>
<html lang="de">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>mapx Beispiel</title>
<link rel="stylesheet" href="https://unpkg.com/maplibre-gl@4.7.1/dist/maplibre-gl.css">
<script src="https://unpkg.com/maplibre-gl@4.7.1/dist/maplibre-gl.js"></script>
<script src="https://unpkg.com/pmtiles@3.2.1/dist/pmtiles.js"></script>
<style>html,body{margin:0;font:14px system-ui,sans-serif}#map{height:70vh}</style>
</head>
<body>
<button id="reset" type="button">Neu beginnen</button>
<div id="map"></div>
<p id="info">Mindestens zwei Stopps anklicken.</p>
<script>
// Tour planning: click stops (up to 9), the optimization API finds the shortest order from the depot and back.
const TOKEN = 'YOUR_TOKEN'; // your public token (mx_pk_…) from https://account.mapx.at
// Adds the token to every request MapLibre makes to mapx.at (style, tiles, fonts, sprites), never to other hosts.
const transformRequest = (url) => ({ url: /^https:\/\/([\w-]+\.)?mapx\.at\//.test(url) ? url + (url.includes('?') ? '&' : '?') + 'access_token=' + TOKEN : url });
// Note: POST needs a secret token (mx_sk_…), public tokens are read-only. Run this call from your server, not from a web page.
const AUTH = { headers: { Authorization: 'Bearer ' + TOKEN } };

maplibregl.addProtocol('pmtiles', new pmtiles.Protocol().tile);

const depot = [15.3294, 48.2272]; // Melk
const map = new maplibregl.Map({ transformRequest, container: 'map', style: 'https://api.mapx.at/v1/styles/streets', center: depot, zoom: 9 });
map.addControl(new maplibregl.NavigationControl());
const stops = [], markers = [];
let timer;
new maplibregl.Marker({ color: '#222' }).setLngLat(depot).addTo(map);

map.on('load', () => {
  map.addSource('tour', { type: 'geojson', data: { type: 'FeatureCollection', features: [] } });
  map.addLayer({ id: 'tour', type: 'line', source: 'tour', layout: { 'line-cap': 'round', 'line-join': 'round' }, paint: { 'line-color': '#2346d8', 'line-width': 5 } });
});
map.on('click', (e) => {
  if (stops.length >= 9) return;
  stops.push([e.lngLat.lng, e.lngLat.lat]);
  markers.push(new maplibregl.Marker({ color: '#c8372d' }).setLngLat(e.lngLat).addTo(map));
  clearTimeout(timer); // plan once after the last click
  if (stops.length >= 2) timer = setTimeout(plan, 600);
});
document.getElementById('reset').addEventListener('click', () => {
  stops.length = 0; markers.splice(0).forEach((m) => m.remove());
  map.getSource('tour').setData({ type: 'FeatureCollection', features: [] });
  document.getElementById('info').textContent = 'Click at least two stops.';
});

async function plan() {
  const body = { vehicles: [{ id: 1, start: depot, end: depot }], services: stops.map((location, i) => ({ id: i + 1, location, service: 300 })) };
  try {
    let res = await fetch('https://api.mapx.at/v1/optimization', { method: 'POST', headers: { ...AUTH.headers, 'content-type': 'application/json' }, body: JSON.stringify(body) });
    if (!res.ok) throw new Error((await res.json()).detail ?? 'HTTP ' + res.status);
    const tour = (await res.json()).routes[0];
    const order = tour.steps.map((s) => s.location);
    // The tour only lists the order; draw the roads with one directions request through all stops.
    res = await fetch(`https://api.mapx.at/v1/directions/driving/${order.map((p) => p.join(',')).join(';')}?overview=full&geometries=geojson`, AUTH);
    const route = (await res.json()).routes[0];
    map.getSource('tour').setData({ type: 'Feature', geometry: route.geometry, properties: {} });
    document.getElementById('info').textContent = `Order: ${tour.steps.filter((s) => s.type === 'job').map((s) => s.id).join(' > ')}, ${(tour.distance / 1000).toFixed(0)} km, ${Math.round(tour.duration / 60)} min driving`;
  } catch (err) { document.getElementById('info').textContent = 'Error: ' + err.message; }
}
</script>
</body>
</html>