Can now accept location

query/GeoLocation.go

@@ -5,6 +5,14 @@ import (
 	"sort"
 )
 
+type IGeoLocation interface {
+	HasGeoLocation() bool
+	Lat() float64
+	Lon() float64
+	Dist(lat, lon float64) float64
+	Register(map[string]struct{}) bool
+}
+
 type GeoLocation struct {
 	Latitude  float64
 	Longitude float64
@@ -19,7 +27,7 @@ func (b GeoLocation) Dist(lat float64, lon float64) float64 {
 	var dist float64
 	geodesic.WGS84.Inverse(
 		lat, lon,
-		b.Latitude, b.Longitude,
+		b.Lat(), b.Lon(),
 		&dist, nil, nil,
 	)
 	return dist
@@ -37,13 +45,14 @@ func (b NoGeoLocation) Register(map[string]struct{}) bool {
 
 type GeoLocations []ISearchable
 
-func (m GeoLocations) SortByNearest(p GeoLocation) {
+func (m GeoLocations) SortByNearest(p IGeoLocation) {
 	sort.Slice(m, func(i, j int) bool {
 		return m[i].Dist(p.Lat(), p.Lon()) < m[j].Dist(p.Lat(), p.Lon())
 	})
 }
 
 func (b GeoLocation) Register(map[string]struct{}) bool {
+	panic("GeoLocation: Default is called")
 	return false
 }