Units, City, and Zip lookups ok, need to handle unspecified location

server/extended.go

@@ -8,48 +8,65 @@ import (
 	"net/http"
 
 	pb "codeberg.org/andcscott/OpenWeatherMap-gRPC-API/proto"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
 )
 
 func (s *Server) createFiveDayUrl(in *pb.RequestFiveDay) (string, error) {
 
 	var lat, lon float32
-	var units string
 	var err error
 	url := "https://api.openweathermap.org/data/2.5/forecast?"
+	units := "&units="
 
 	switch in.Units {
 	case pb.Units_UNITS_IMPERIAL:
-		units = "imperial"
+		units += "imperial"
 	case pb.Units_UNITS_METRIC:
-		units = "metric"
+		units += "metric"
 	default:
-		units = "standard"
+		units += "standard"
 	}
 
-	if in.LocationType == pb.LocationType_LOCATION_TYPE_COORDS {
+	switch in.LocationType {
+	case pb.LocationType_LOCATION_TYPE_CITY:
+		lat, lon, err = getLocation(in.Location.GetCity(), s.ApiKey)
+		if err != nil {
+			return "", err
+		}
+	case pb.LocationType_LOCATION_TYPE_ZIP_CODE:
+		lat, lon, err = getZipLocation(in.Location.GetZipCode(), s.ApiKey)
+		if err != nil {
+			return "", err
+		}
+	case pb.LocationType_LOCATION_TYPE_COORDS:
 		lat = in.Location.GetCoords().Latitude
 		lon = in.Location.GetCoords().Longitude
-	} else {
+	default:
 		lat, lon, err = getLocation(in.Location.String(), s.ApiKey)
 		if err != nil {
-			return "", fmt.Errorf("Error: %v\n", err)
+			return "", err
 		}
 	}
 
 	url = url + fmt.Sprintf("lat=%f", lat) + fmt.Sprintf("&lon=%f", lon) + units
-	return url, err
+	return url, nil
 
 }
 
 // Receives a gRPC request for an extended forecast
 // Returns a SendExtended message with the forecast in JSON
 func (s *Server) FiveDay(ctx context.Context, in *pb.RequestFiveDay) (*pb.SendFiveDay, error) {
-	log.Println("'Extended' function called...")
+	log.Println("'FiveDay' function called...")
 
 	url, err := s.createFiveDayUrl(in)
 	if err != nil {
-		return nil, err
+		return nil, status.Errorf(
+			codes.InvalidArgument,
+			fmt.Sprintf("Invalid location: %s", in.Location.String()),
+		)
 	}
+
 	token := "&appid=" + s.ApiKey
 
 	res, err := http.Get(url + token)

test-client/extended.go

@@ -11,10 +11,10 @@ func doFiveDay(c pb.WeatherServiceClient) {
 
 	res, err := c.FiveDay(context.Background(), &pb.RequestFiveDay{
 		LocationType: pb.LocationType_LOCATION_TYPE_CITY,
-		Units:        pb.Units_UNITS_IMPERIAL,
+		Units:        pb.Units_UNITS_METRIC,
 		Location: &pb.OneOfLocation{
 			LocationId: &pb.OneOfLocation_City{
-				City: "Corvalls",
+				City: "",
 			},
 		},
 	})

test-client/main.go

@@ -19,6 +19,6 @@ func main() {
 	c := pb.NewWeatherServiceClient(conn)
 
 	//doCurrent(c)
-	//doExtended(c)
+	doFiveDay(c)
-	doLocation(c)
+	//doLocation(c)
 }