Consulta de Propiedades

<!DOCTYPE html>
<html lang="es">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Documento HTML</title>
<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" integrity="sha256-p4NxAoJBhIIN+hmNHrzRCf9tD/miZyoHS5obTRR9BMY=" crossorigin=""/>
<script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js" integrity="sha256-20nQCchB9co0qIjJZRGuk2/Z9VM+kNiyxNV1lvTlZBo=" crossorigin=""></script>
<style>
  html,
  body {
      margin: 0;
      padding: 0;
      height: 100%;
  }
  .map {
    width: 100%;
    height: 100%;
  }
  
</style>
</head>
<body>
<div id="map" class="map"></div>
<div id="info" class="info"></div>
<script>

var map = L.map('map').setView([40.02, -4.9], 17);

L.tileLayer('https://tms-ign-base.idee.es/1.0.0/IGNBaseTodo/{z}/{x}/{-y}.jpeg', {
  maxZoom: 19,
  attribution: "<a href='https://www.scne.es/'>CC BY 4.0 scne.es</a>"
}).addTo(map);

var wmsUrl = 'https://wms.mapa.gob.es/sigpac/wms'

var wmsLayer = L.tileLayer.wms(wmsUrl, {
  layers: 'recinto',
  format: 'image/png',
  transparent: true,
  version: '1.3.0',
  crs: L.CRS.EPSG3857
}).addTo(map);

map.on('click', function (e) {
  const url = getFeatureInfoUrl(e.latlng, map.getZoom(), wmsLayer);
  if(url){
      fetch(url)
          .then(response => response.text())
          .then(data => {
              document.getElementById('info').innerHTML = data;
          })
          .catch(error => {
              L.popup()
                  .setLatLng(e.latlng)
                  .setContent('Error fetching data')
                  .openOn(map);
              console.log(error)
          });
  }
});

function getFeatureInfoUrl(latlng, zoom, wmsLayer) {
    var point = map.latLngToContainerPoint(latlng, zoom),
        bounds = map.getBounds(),
        sw = map.options.crs.project(bounds.getSouthWest()),
        ne = map.options.crs.project(bounds.getNorthEast()),
        size = map.getSize();
    
    var params = {
        request: 'GetFeatureInfo',
        service: 'WMS',
        srs: 'EPSG:3857',
        styles: '',
        transparent: true,
        version: '1.3.0',  
        format: 'image/png',
        bbox: [sw.x, sw.y, ne.x, ne.y].join(','),
        height: size.y,
        width: size.x,
        layers: wmsLayer.wmsParams.layers,
        query_layers: wmsLayer.wmsParams.layers,
        info_format: 'text/html'
    };

params[params.version === '1.3.0' ? 'i' : 'x'] = point.x;
    params[params.version === '1.3.0' ? 'j' : 'y'] = point.y;

return wmsLayer._url + L.Util.getParamString(params, wmsLayer._url, true);
}

</script>
</body>
</html>