package httpserver

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

func RegisterWebui() {
	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
		if r.URL.Path == "/" {
			http.Redirect(w, r, "/web/login", http.StatusPermanentRedirect)
			return
		}
		http.NotFound(w, r)
	})

	fs := http.Dir("web")

	http.Handle("/web/", http.StripPrefix("/web/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		path := r.URL.Path
		f, err := fs.Open(path)
		if err != nil {
			//file doesn't exist, try adding .html, probably a bad idea
			htmlPath := path + ".html"
			f, err = fs.Open(htmlPath)
			if err != nil {
				http.NotFound(w, r)
				return
			}
			defer f.Close()
			http.ServeFile(w, r, filepath.Join("web", htmlPath))
			return
		}
		defer f.Close()
		http.ServeFile(w, r, filepath.Join("web", path))
	})))
}