1 files changed, 14 insertions, 3 deletions

diff --git a/main.js b/main.js
index abb4be2..52d27da 100644
--- a/main.js
+++ b/main.js
@@ -4501,6 +4501,7 @@ const [mapLayers, featureOverlayLayer] = (function() {
    * misc at the end so they show up on top of suface features */
   const rasterLayers = ['kskog'];
   const vectorLayers = ['nv', 'mrr', 'skydd', 'ren', 'ri', 'avverk', 'vbk', 'svk', 'misc'];
+  const canFilterByAge = ['avverk', 'mrr', 'vbk']; /* layers for which features are dated */
 
   const ret = {};
   if (!canWebGL2) {
@@ -4528,6 +4529,7 @@ const [mapLayers, featureOverlayLayer] = (function() {
   }
 
   vectorLayers.forEach(function(k) {
+    const canFilterByAge0 = canFilterByAge.includes(k);
     ret[k] = new VectorTileLayer({
       source: new VectorTile({
         url: baseurl + 'tiles/' + k + xyz,
@@ -4549,7 +4551,7 @@ const [mapLayers, featureOverlayLayer] = (function() {
            * different style function if age_filter_settings.active */
           const ts = properties.ts;
           if (ts == null) {
-            if (!age_filter_settings.show_unknown) {
+            if (canFilterByAge0 && !age_filter_settings.show_unknown) {
               return null;
             }
           } else if ((age_filter_settings._min_ts !== null && ts < age_filter_settings._min_ts) ||
@@ -4571,6 +4573,7 @@ const [mapLayers, featureOverlayLayer] = (function() {
       }
     });
     ret[k].set('layerGroup', k, true);
+    ret[k].set('canFilterByAge', canFilterByAge0, true);
     map.addLayer(ret[k]);
   });
 
@@ -5382,7 +5385,11 @@ const infoMetadataAccordions = [];
     btn_cancel.onclick = function(event) {
       /* deactivate deactivate the filter but preserve its settings */
       age_filter_settings.active = false;
-      ['avverk', 'mrr', 'vbk'].forEach((l) => mapLayers[l]?.changed());
+      Object.values(mapLayers).forEach(function(lyr) {
+        if (lyr?.get('canFilterByAge')) {
+          lyr.changed();
+        }
+      });
 
       const params = new URLSearchParams(window.location.hash.substring(1));
       params.delete('age-filter');
@@ -5422,7 +5429,11 @@ const infoMetadataAccordions = [];
       age_filter_settings.setup_minmax();
       age_filter_settings.active = true;
       /* TODO auto update the filter passed midnight (if active) */
-      ['avverk', 'mrr', 'vbk'].forEach((l) => mapLayers[l]?.changed());
+      Object.values(mapLayers).forEach(function(lyr) {
+        if (lyr?.get('canFilterByAge')) {
+          lyr.changed();
+        }
+      });
 
       const params = new URLSearchParams(window.location.hash.substring(1));
       params.set('age-filter', param);