[openstreetmap/openstreetmap-website] Added 'Reverse Directions' link (#1693)

[Jamie Guthrie]

jguthrie100 commented on this pull request.



> @@ -111,6 +113,20 @@ OSM.Directions = function (map) {
     return endpoint;
   }
 
+  $(".directions_form .reverse_directions").on("click", function() {
+    var input_from = endpoints[0].input.val();
+    var input_to = endpoints[1].input.val();
+    var latlng_from = endpoints[0].latlng;
+    var latlng_to = endpoints[1].latlng;
+
+    endpoints[0].setLatLng(latlng_to);
+    endpoints[1].setLatLng(latlng_from);
+    endpoints[0].input.val(input_to);
+    endpoints[1].input.val(input_from);
+
+    $(".directions_form .routing_go").trigger("click");
+  });

Basically .val() forces through an Geolocation API call which can mess with the actual user-submitted value or coord

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