update: implement funciton from last commit

app/lib/server_requests/init_state.dart

@@ -34,19 +34,21 @@ Future<void> initialiseState() async{
     relationFuture = loadSavedRelation();
   }
 
+  initSearchOptions();
+
   selectedRelation = await relationFuture;
   selectedMarkerList = await markerListFuture;
 }
 
-/// fetchAllLakeNames fetches a list of all lake names in the system
+/// initSearchOptions fetches a list of all lake names in the system
 /// and initialises lakeSearchOptions
-Future<void> fetchAllLakeNames() async {
+Future<void> initSearchOptions() async {
   try {
     HttpClient client = HttpClient()
       ..badCertificateCallback = // NB: temporary disable SSL certificate validation
           (X509Certificate cert, String host, int port) => true;
 
-    var request = await client.getUrl(Uri.parse('${serverURI}/get_lake_names'));
+    var request = await client.getUrl(Uri.parse('$serverURI/get_lake_names'));
     var response = await request.close();
 
     if (response.statusCode == 200) {