package storage import ( "fmt" "github.com/paulmach/orb/geojson" "github.com/spf13/viper" ) type Storage interface { CreateRegularRoutes([]*geojson.FeatureCollection) error GetUserRegularRoutes(userid string) ([]*geojson.FeatureCollection, error) } func NewStorage(cfg *viper.Viper) (Storage, error) { var ( storage_type = cfg.GetString("storage.db.type") ) switch storage_type { case "mongodb": s, err := NewMongoDBStorage(cfg) return s, err default: return nil, fmt.Errorf("storage type %v is not supported", storage_type) } }