Cache "not found" reverse geocoding results

[rails.git] / app / assets / javascripts / index / directions-endpoint.js

diff --git a/app/assets/javascripts/index/directions-endpoint.js b/app/assets/javascripts/index/directions-endpoint.js
index b9dc65748fbd84904adc7a044138b5e1c049a8ca..6a3cd7c269edda3a3bdbc68f7a73e0ee68fa9683 100644 (file)
--- a/app/assets/javascripts/index/directions-endpoint.js
+++ b/app/assets/javascripts/index/directions-endpoint.js
@@ -66,7 +66,12 @@ OSM.DirectionsEndpoint = function Endpoint(map, input, iconUrl, dragCallback, ch
 
     if (latlng && endpoint.cachedReverseGeocode && endpoint.cachedReverseGeocode.latlng.equals(latlng)) {
       setLatLng(latlng);
-      endpoint.value = endpoint.cachedReverseGeocode.value;
+      if (endpoint.cachedReverseGeocode.notFound) {
+        endpoint.value = value;
+        input.addClass("is-invalid");
+      } else {
+        endpoint.value = endpoint.cachedReverseGeocode.value;
+      }
       input.val(endpoint.value);
       changeCallback();
       return;
@@ -86,6 +91,15 @@ OSM.DirectionsEndpoint = function Endpoint(map, input, iconUrl, dragCallback, ch
     }
   };
 
+  endpoint.swapCachedReverseGeocodes = function (otherEndpoint) {
+    var g0 = endpoint.cachedReverseGeocode;
+    var g1 = otherEndpoint.cachedReverseGeocode;
+    delete endpoint.cachedReverseGeocode;
+    delete otherEndpoint.cachedReverseGeocode;
+    if (g0) otherEndpoint.cachedReverseGeocode = g0;
+    if (g1) endpoint.cachedReverseGeocode = g1;
+  };
+
   function getGeocode() {
     var viewbox = map.getBounds().toBBoxString(); // <sw lon>,<sw lat>,<ne lon>,<ne lat>
     var geocodeUrl = OSM.NOMINATIM_URL + "search?q=" + encodeURIComponent(endpoint.value) + "&format=json&viewbox=" + viewbox;
@@ -114,6 +128,7 @@ OSM.DirectionsEndpoint = function Endpoint(map, input, iconUrl, dragCallback, ch
     endpoint.geocodeRequest = $.getJSON(reverseGeocodeUrl, function (json) {
       delete endpoint.geocodeRequest;
       if (!json || !json.display_name) {
+        endpoint.cachedReverseGeocode = { latlng: latlng, notFound: true };
         return;
       }