Provided missing gazetteer to Coordinates Entry

lib/layer/decorate.mjs

@@ -60,7 +60,8 @@ export default async layer => {
 
         // Spread in defaults.
         ...params?.defaults,
-        ...layer.draw?.defaults})
+        ...layer.draw?.defaults
+      })
     })
 
     // Check whether feature is loaded on MVT update.
@@ -79,9 +80,9 @@ export default async layer => {
       setTimeout(checkFeature, 1000)
 
       function checkFeature() {
-  
+
         let found = layer.features?.find(F => F.properties?.id === location.id)
-  
+
         if (found) {
 
           layer.source.un('tileloadend', concatFeatures);
@@ -134,7 +135,7 @@ export default async layer => {
 
     // Keep object theme.
     layer.style.theme = typeof layer.style.theme === 'object'
-    
+
       ? layer.style.theme
 
       // Assign theme from key [string], or first theme.
@@ -148,7 +149,7 @@ export default async layer => {
     layer.style.label = layer.style.labels[layer.style.theme.setLabel]
   }
 
-    // Warn if outdated layer.hover configuration is used.
+  // Warn if outdated layer.hover configuration is used.
   // Set layer.style.hover and remove layer.hover.
   if (layer.hover) {
 
@@ -252,7 +253,7 @@ export default async layer => {
     // Or plugin method and provide the layer object as argument.
     typeof mapp.plugins[key] === 'function' && mapp.plugins[key]?.(layer);
 
-    // It is possible to have a plugin method of the same name as a layer method.
+      // It is possible to have a plugin method of the same name as a layer method.
   });
 
   return layer;

lib/location/decorate.mjs

@@ -109,16 +109,12 @@ async function syncFields(fields) {
 }
 
 function flyTo(maxZoom) {
-
   const sourceVector = new ol.source.Vector();
 
-  this.Layers.forEach(layer => {
-
-    const source = layer.getSource()
-
-    typeof source.getFeatures === 'function'
-      && sourceVector.addFeatures(source.getFeatures())
-  })
+  this.Layers.forEach((layer) => {
+    const source = layer.getSource();
+    typeof source.getFeatures === 'function' && sourceVector.addFeatures(source.getFeatures());
+  });
 
   this.layer.mapview.fitView(sourceVector.getExtent(), {
     maxZoom

lib/mapview/fitView.mjs

@@ -1,8 +1,8 @@
-export default function (extent, opt_options = {}){
+export default function (extent, options = {}){
   /**
    * Fits the view to a given extent
    * @param {Array} extent - geo extent, array of 4 numbers, must be [minX, minY, maxX, maxY]
-   * @param {Object} opt_options - Defaults to empty object 
+   * @param {Object} options - Defaults to empty object 
    */
 
   // Extent must be an array of finite values.
@@ -11,13 +11,9 @@ export default function (extent, opt_options = {}){
     return;
   }
 
-  this.Map.getView().fit(
-    extent,
-    Object.assign(
-      {
-        padding: [50, 50, 50, 50],
-        duration: 1000
-      },
-      opt_options)
-  )
+  this.Map.getView().fit(extent, {
+    padding: [50, 50, 50, 50],
+    duration: 1000,
+    ...options
+  })
 }

lib/ui/Gazetteer.mjs

@@ -1,5 +1,16 @@
 export default gazetteer => {
 
+  mapp.utils.merge(mapp.dictionaries, {
+    en: {
+      invalid_lat_long_range: 'Invalid coordinates: Latitude and longitude values must be within valid ranges.',
+      invalid_lat_lon: 'The provided Coordinates do not fall within the selected Locale.'
+    },
+    de: {
+      invalid_lat_long_range: 'Falsche Eingabe von Latitude / Longitude.',
+      invalid_lat_lon: 'Koordinate liegt außerhalb der Lokale.'
+    }
+  })
+
   gazetteer.input = mapp.utils.html.node`<input 
     type="search" 
     placeholder=${gazetteer.placeholder}>`
@@ -27,24 +38,35 @@ export default gazetteer => {
     // Get possible coordinates from input.
     let ll = e.target.value.split(',').map(parseFloat)
 
-    // Check whether coordinates are float values.
-    if (ll.length === 2 && ll.every(n => !isNaN(n))) {
+    // Check whether coordinates are valid float values.
+    if (ll.length === 2 && ll.every(n => typeof n === 'number' && !isNaN(n) && isFinite(n))) {
+
+      // Check if both coordinates are within valid range (latitude: -90 to 90, longitude: -180 to 180).
+      const [lat, lng] = ll;
 
-      gazetteer.list.appendChild(mapp.utils.html.node`
-          <li 
-            onclick=${e => {
+      if (lat >= -90 && lat <= 90 && lng >= -180 && lng <= 180) {
+        gazetteer.list.appendChild(mapp.utils.html.node`
+        <li onclick=${e => {
+            mapp.utils.gazetteer.getLocation({
+              label: `Latitude:${ll[0]}, Longitude:${ll[1]}`,
+              source: 'Coordinates',
+              lng: ll[1],
+              lat: ll[0]
+            }, gazetteer);
+          }}><span>Latitude:${ll[0]}, Longitude:${ll[1]}</span>`);
 
-          mapp.utils.gazetteer.getLocation({
-            label: `Latitude:${ll[0]}, Longitude:${ll[1]}`,
-            source: 'Coordinates',
-            lng: ll[1],
-            lat: ll[0]
-          })
+        // Do not search if coordinates are provided.
+        return;
 
-        }}><span>Latitude:${ll[0]}, Longitude:${ll[1]}`)
+      } else {
 
-      // Do not search if coordinates are provided.
-      return;
+        // Handle the case where coordinates are not within valid ranges.
+        // Add the error as a list item
+        gazetteer.list.appendChild(mapp.utils.html.node`
+          <li style="color: red;">
+            <span>${mapp.dictionary.invalid_lat_long_range}</span>`);
+
+      }
     }
 
     // An external gazetteer provider is requested
@@ -64,5 +86,5 @@ export default gazetteer => {
     // Request datasets gazetteer
     mapp.utils.gazetteer.datasets(e.target.value, gazetteer)
   }
-  
+
 }

lib/utils/gazetteer.mjs

@@ -3,6 +3,9 @@ export function datasets(term, gazetteer) {
   if (!gazetteer.provider) {
 
     // The default gazetteer config is for a dataset search.
+    // Abort current dataset query. Onload will not be called.
+    gazetteer.xhr?.abort()
+    gazetteer.xhr = new XMLHttpRequest()
     gazetteer.qterm && search(gazetteer)
   }
 
@@ -46,7 +49,7 @@ export function datasets(term, gazetteer) {
       console.warn('No table definition for gazetteer search.')
       return;
     };
-
+  
     dataset.xhr.open('GET', gazetteer.mapview.host + '/api/query?' +
       mapp.utils.paramString({
         template: dataset.query || 'gaz_query',
@@ -112,6 +115,17 @@ export function getLocation(location, gazetteer) {
     return;
   }
 
+  const coord = ol.proj.transform(
+    [location.lng, location.lat],
+    `EPSG:4326`,
+    `EPSG:${gazetteer.mapview.srid}`
+  )
+
+  if (!ol.extent.containsCoordinate(gazetteer.mapview.extent, coord)) {
+    alert(mapp.dictionary.invalid_lat_lon);
+    return;
+  }
+
   Object.assign(location, {
     layer: {
       mapview: gazetteer.mapview