fix: ignore null-island location

Closes #149

src/app/modules/map/map.provider.ts

@@ -14,6 +14,7 @@
  */
 import {ElementRef, Injectable} from '@angular/core';
 import {
+  SCBuilding,
   SCSearchFilter,
   SCSearchQuery,
   SCSearchResponse,
@@ -24,6 +25,7 @@ import {Point, Polygon} from 'geojson';
 import {divIcon, geoJSON, icon, LatLng, Map, marker, Marker} from 'leaflet';
 import {DataProvider} from '../data/data.provider';
 import {MapPosition, PositionService} from './position.service';
+import {hasValidLocation} from '../data/types/place/place-types';
 
 /**
  * Provides methods for presenting the map
@@ -125,7 +127,8 @@ export class MapProvider {
   }
 
   /**
-   * Provide places (buildings and canteens)
+   * Provide places (buildings and canteens)    const result = await this.dataProvider.search(query);
+   
    *
    * @param contextFilter Additional contextual filter (e.g. from the context menu)
    * @param queryText Query (text) of the search query
@@ -224,6 +227,12 @@ export class MapProvider {
       ];
     }
 
-    return this.dataProvider.search(query);
+    const result = await this.dataProvider.search(query);
+
+    result.data = result.data.filter(place =>
+      hasValidLocation(place as SCBuilding),
+    );
+
+    return result;
   }
 }