fleet/server/frontend.go

package server

import (
	"html/template"
	"net/http"
	"strings"

	assetfs "github.com/elazarl/go-bindata-assetfs"
)

var frontendRoutes = [...]string{
	"/",
}

type binaryFileSystem struct {
	fs *assetfs.AssetFS
}

func (b *binaryFileSystem) Open(name string) (http.File, error) {
	return b.fs.Open(name)
}

func (b *binaryFileSystem) Exists(prefix string, filepath string) bool {
	if p := strings.TrimPrefix(filepath, prefix); len(p) < len(filepath) {
		if _, err := b.fs.Open(p); err != nil {
			return false
		}
		return true
	}
	return false
}

func newBinaryFileSystem(root string) *binaryFileSystem {
	return &binaryFileSystem{
		fs: &assetfs.AssetFS{
			Asset:     Asset,
			AssetDir:  AssetDir,
			AssetInfo: AssetInfo,
			Prefix:    root,
		},
	}
}

func serveReactApp(w http.ResponseWriter, r *http.Request) {
	t, err := template.ParseFiles("frontend/templates/react.tmpl")
	if err != nil {
		w.WriteHeader(http.StatusInternalServerError)
		return
	}
	t.Execute(w, nil)
}