package main

import (
	"net/http"
	"flag"
	"fmt"
	"path/filepath"

	"git.milar.in/milarin/adverr"
)

var (
	root = flag.String("r", ".", "root directory")
	iface = flag.String("i", "localhost", "network interface")
	port = flag.Uint64("p", 8080, "port")
)

func main() {
	flag.Parse()

	abspath, err := filepath.Abs(*root)
	if err != nil {
		adverr.Fatalln(err, 1)
	}

	fmt.Printf("Root Directory: %s\nURL: http://%s:%d/\n", abspath, *iface, *port)
	connStr := fmt.Sprintf("%s:%d", *iface, *port)
	handler := http.FileServer(http.Dir(*root))
	if err := http.ListenAndServe(connStr, handler); err != nil {
		adverr.Fatalln(err, 1)
	}
}