furkot-directions - npm Package Compare versions

Comparing version 1.2.1 to 1.2.2

History.md

 
+1.2.2 / 2019-06-03
+==================
+
+ * check validity of result returned by Valhalla
+
 1.2.1 / 2019-04-20
@@ -3,0 +8,0 @@ ==================

lib/service/valhalla/index.js

 // https://github.com/valhalla/valhalla-docs
 
+const LatLon = require('geodesy/latlon-spherical');
 const { pathType } = require("../../model");
@@ -69,2 +70,11 @@ const status = require('../status');
 
+function toLatLon(p) {
+  return new LatLon(p.lat, p.lon);
+}
+
+function minDistance(locations, units) {
+  units = units === 'miles' ? util.metersInMile : util.metersInKm;
+  return 0.9 * toLatLon(locations[0]).distanceTo(toLatLon(util.last(locations))) / units;
+}
+
 function getStatus(err, response) {
@@ -86,5 +96,8 @@ let st = response && response.status_code;
   if (st === 0) {
-    if (response.trip.legs && response.trip.legs.length) {
+    if (response.trip.legs && response.trip.legs.length &&
+        // make sure points are not too far from roads
+        response.trip.summary.length > minDistance(response.trip.locations, response.trip.units)) {
       return status.success;
     }
+    delete response.trip.legs;
     return status.empty;
@@ -91,0 +104,0 @@ }

package.json

 {
   "name": "furkot-directions",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "description": "Directions service for Furkot",
@@ -5,0 +5,0 @@ "author": {

No alert changes

Improved metrics

Total package byte prevSize

87045

increased by0.68%

Lines of code

1371

increased by0.81%

No dependency changes