// Package xess vendors a copy of Xess and makes it available at /.xess/xess.css
//
// This is intended to be used as a vendored package in other projects.
package xess

import (
	"embed"
	"net/http"
	"path/filepath"

	"github.com/TecharoHQ/anubis"
	"github.com/TecharoHQ/anubis/internal"
	"github.com/gorilla/mux"
)

var (
	//go:embed *.css static
	Static embed.FS

	URL = "/.within.website/x/xess/xess.css"
)

func init() {
	//goland:noinspection GoBoolExpressions
	if anubis.Version != "devel" {
		URL = filepath.Join(filepath.Dir(URL), "xess.min.css")
	}

	URL = URL + "?cachebuster=" + anubis.Version
}

// Mount registers the xess static file handlers on the given mux
func Mount(r *mux.Router) {
	prefix := anubis.BasePrefix + "/.within.website/x/xess/"

	r.PathPrefix(prefix).
		Handler(internal.UnchangingCache(http.StripPrefix(prefix, http.FileServerFS(Static)))).
		Name("xess")
}