// package containing the static server
package static

import (
	"fmt"
	"net/http"
	"regexp"
	"strings"
)

func ServeFiles(w http.ResponseWriter, r *http.Request) {
	path := r.URL.Path
	pl := strings.Split(path, ".")
	l := len(pl)
	reg := regexp.MustCompile(`.*\.(png|jpg|jpeg|css|js|html|gz)$`)
	switch {
	case l <= 1:
		fmt.Println("path not found " + r.URL.Path)
		http.NotFound(w, r)
		return
	case l >= 2:
		if ok := reg.Match([]byte(r.URL.Path)); ok {
			if pl[len(pl)-1] == "gz" {
				w.Header().Set("Content-Encoding", "gzip")
			}
			hs := http.FileServer(http.Dir("./assets"))
			http.StripPrefix("/static/", hs).ServeHTTP(w, r)
			return
		} else {
			http.NotFound(w, r)
			return
		}
	default:
		http.NotFound(w, r)
		return
	}
}