func lookupUnits(units string, r *maps.DirectionsRequest) {
switch units {
case "metric":
r.Units = maps.UnitsMetric
case "imperial":
r.Units = maps.UnitsImperial
case "":
// ignore
default:
log.Fatalf("Unknown units '%s'", units)
}
}
func lookupTransitRoutingPreference(transitRoutingPreference string, r *maps.DirectionsRequest) {
switch transitRoutingPreference {
case "fewer_transfers":
r.TransitRoutingPreference = maps.TransitRoutingPreferenceFewerTransfers
case "less_walking":
r.TransitRoutingPreference = maps.TransitRoutingPreferenceLessWalking
case "":
// ignore
default:
log.Fatalf("Unknown transit routing preference %s", transitRoutingPreference)
}
}
func lookupTrafficModel(trafficModel string, r *maps.DirectionsRequest) {
switch trafficModel {
case "optimistic":
r.TrafficModel = maps.TrafficModelOptimistic
case "best_guess":
r.TrafficModel = maps.TrafficModelBestGuess
case "pessimistic":
r.TrafficModel = maps.TrafficModelPessimistic
case "":
// ignore
default:
log.Fatalf("Unknown traffic mode %s", trafficModel)
}
}
func lookupMode(mode string, r *maps.DirectionsRequest) {
switch mode {
case "driving":
r.Mode = maps.TravelModeDriving
case "walking":
r.Mode = maps.TravelModeWalking
case "bicycling":
r.Mode = maps.TravelModeBicycling
case "transit":
r.Mode = maps.TravelModeTransit
case "":
// ignore
default:
log.Fatalf("Unknown mode '%s'", mode)
}
}