Porting golang yelp wrapper to v3-fusion-api

yelp/coordinate_options.go

@@ -0,0 +1,50 @@
+package yelp
+
+import (
+	"errors"
+	"fmt"
+
+	"github.com/guregu/null"
+)
+
+// CoordinateOptions are used with complex searches for locations.
+// The geographic coordinate format is defined as:
+// ll=latitude,longitude,accuracy,altitude,altitude_accuracy
+type CoordinateOptions struct {
+	Latitude  null.Float // Latitude of geo-point to search near (required)
+	Longitude null.Float // Longitude of geo-point to search near (required)
+	// Accuracy         null.Float // Accuracy of latitude, longitude (optional)
+	// Altitude         null.Float // Altitude (optional)
+	// AltitudeAccuracy null.Float // Accuracy of altitude (optional)
+}
+
+// getParameters will reflect over the values of the given
+// struct, and provide a type appropriate set of querystring parameters
+// that match the defined values.
+func (o CoordinateOptions) getParameters() (params map[string]string, err error) {
+	params = make(map[string]string)
+
+	// coordinate requires at least a latitude and longitude - others are option
+	if !o.Latitude.Valid || !o.Longitude.Valid {
+		return nil, errors.New("latitude and longitude are required fields for a coordinate based search")
+	}
+
+	// ll := fmt.Sprintf("%v,%v", o.Latitude.Float64, o.Longitude.Float64)
+	// if o.Accuracy.Valid {
+	// 	ll += fmt.Sprintf(",%v", o.Accuracy.Float64)
+	// }
+	// if o.Altitude.Valid {
+	// 	ll += fmt.Sprintf(",%v", o.Altitude.Float64)
+	// }
+	// if o.AltitudeAccuracy.Valid {
+	// 	ll += fmt.Sprintf(",%v", o.AltitudeAccuracy.Float64)
+	// }
+
+	if o.Latitude.Valid &&
+		o.Longitude.Valid {
+		params["latitude"] = fmt.Sprintf("%v", o.Latitude.Float64)
+		params["longitude"] = fmt.Sprintf("%v", o.Longitude.Float64)
+	}
+
+	return params, nil
+}