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[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 a9dc683059946790f0aeaf395b73d3e8a3d923b6..7fe4b4ea7f4803053f816d2f9d7986817e798aab 100644 (file)
--- a/app/assets/javascripts/index/directions-endpoint.js
+++ b/app/assets/javascripts/index/directions-endpoint.js
@@ -24,10 +24,17 @@ OSM.DirectionsEndpoint = function Endpoint(map, input, iconUrl, dragCallback, ch
     endpoint.marker.off("drag dragend", markerDragListener);
     input.off("keydown", inputKeydownListener);
     input.off("change", inputChangeListener);
+
+    if (endpoint.geocodeRequest) endpoint.geocodeRequest.abort();
+    delete endpoint.geocodeRequest;
+    removeLatLng();
+    delete endpoint.value;
+    input.val("");
+    map.removeLayer(endpoint.marker);
   };
 
   function markerDragListener(e) {
-    var latlng = e.target.getLatLng();
+    var latlng = convertLatLngToZoomPrecision(e.target.getLatLng());
 
     setLatLng(latlng);
     setInputValueFromLatLng(latlng);
@@ -47,7 +54,7 @@ OSM.DirectionsEndpoint = function Endpoint(map, input, iconUrl, dragCallback, ch
 
   endpoint.setValue = function (value, latlng) {
     endpoint.value = value;
-    delete endpoint.latlng;
+    removeLatLng();
     input.removeClass("is-invalid");
     input.val(value);
 
@@ -61,12 +68,12 @@ OSM.DirectionsEndpoint = function Endpoint(map, input, iconUrl, dragCallback, ch
   };
 
   function getGeocode() {
-    endpoint.awaitingGeocode = true;
-
     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;
 
-    $.getJSON(OSM.NOMINATIM_URL + "search?q=" + encodeURIComponent(endpoint.value) + "&format=json&viewbox=" + viewbox, function (json) {
-      endpoint.awaitingGeocode = false;
+    if (endpoint.geocodeRequest) endpoint.geocodeRequest.abort();
+    endpoint.geocodeRequest = $.getJSON(geocodeUrl, function (json) {
+      delete endpoint.geocodeRequest;
       if (json.length === 0) {
         input.addClass("is-invalid");
         alert(I18n.t("javascripts.directions.errors.no_place", { place: endpoint.value }));
@@ -82,16 +89,30 @@ OSM.DirectionsEndpoint = function Endpoint(map, input, iconUrl, dragCallback, ch
   }
 
   function setLatLng(ll) {
+    input
+      .attr("data-lat", ll.lat)
+      .attr("data-lon", ll.lng);
     endpoint.latlng = ll;
     endpoint.marker
       .setLatLng(ll)
       .addTo(map);
   }
 
+  function removeLatLng() {
+    input
+      .removeAttr("data-lat")
+      .removeAttr("data-lon");
+    delete endpoint.latlng;
+  }
+
   function setInputValueFromLatLng(latlng) {
+    input.val(latlng.lat + ", " + latlng.lng);
+  }
+
+  function convertLatLngToZoomPrecision(latlng) {
     var precision = OSM.zoomPrecision(map.getZoom());
 
-    input.val(latlng.lat.toFixed(precision) + ", " + latlng.lng.toFixed(precision));
+    return L.latLng(latlng.lat.toFixed(precision), latlng.lng.toFixed(precision));
   }
 
   return endpoint;