routing-service/routing.go

package routing

import (
	"fmt"
	"time"

	"github.com/paulmach/orb"
)

type RoutingService interface {
	Route(locations []orb.Point) (route *Route, err error)
}

func NewRoutingService(service_type string, baseUrl string) (RoutingService, error) {
	if service_type == "valhalla" {
		return NewValhallaRouting(baseUrl)
	}

	return nil, fmt.Errorf("%s routing service not supported", service_type)
}

type Route struct {
	Summary RouteSummary
	Legs    []RouteLeg
}

type RouteSummary struct {
	Polyline string
}

type RouteLeg struct {
	Distance float64
	Duration time.Duration
	Polyline string
}