Added metrics route

model/geoModel.go

@@ -0,0 +1,45 @@
+package model
+
+import (
+	"encoding/json"
+	"errors"
+	"net/http"
+	"net/url"
+
+	"github.com/ceticamarco/zephyr/types"
+)
+
+func GetCoordinates(cityName string, apiKey string) (types.City, error) {
+	url, err := url.Parse(GEO_URL)
+	if err != nil {
+		return types.City{}, err
+	}
+
+	params := url.Query()
+	params.Set("q", cityName)
+	params.Set("limit", "1")
+	params.Set("appid", apiKey)
+
+	url.RawQuery = params.Encode()
+
+	res, err := http.Get(url.String())
+	if err != nil {
+		return types.City{}, err
+	}
+	defer res.Body.Close()
+
+	var geoArr []types.City
+	if err := json.NewDecoder(res.Body).Decode(&geoArr); err != nil {
+		return types.City{}, err
+	}
+
+	if len(geoArr) == 0 {
+		return types.City{}, errors.New("Cannot find this city")
+	}
+
+	return types.City{
+		Name: geoArr[0].Name,
+		Lat:  geoArr[0].Lat,
+		Lon:  geoArr[0].Lon,
+	}, nil
+}