route.go

package models

import (
	"fmt"
	"net/url"
	"strings"
)

type Route struct {
	GUID   string
	Host   string
	Domain DomainFields
	Path   string
	Port   int

	Space           SpaceFields
	Apps            []ApplicationFields
	ServiceInstance ServiceInstanceFields
}

func (r Route) URL() string {
	return (&RoutePresenter{
		Host:   r.Host,
		Domain: r.Domain.Name,
		Path:   r.Path,
		Port:   r.Port,
	}).URL()
}

type RoutePresenter struct {
	Host   string
	Domain string
	Path   string
	Port   int
}

func (r *RoutePresenter) URL() string {
	var host string
	if r.Host != "" {
		host = r.Host + "." + r.Domain
	} else {
		host = r.Domain
	}

	if r.Port != 0 {
		host = fmt.Sprintf("%s:%d", host, r.Port)
	}

	u := url.URL{
		Host: host,
		Path: r.Path,
	}

	return strings.TrimPrefix(u.String(), "//") // remove the empty scheme
}