package main

import (
	"flag"
	"fmt"
	"github.com/gorilla/sessions"
	"html/template"
	"log"
	"net/http"
)

var addr = flag.String("addr", ":8000", "address I'll listen on.")
var static_files = flag.String("static", "./static", "location of static files")
var passes_file = flag.String("passes", "passwds.json", "the password database")
var template_dir = flag.String("templates", "templates", "template dir")
var add_pw = flag.String("passwd", "", "add this pass to the db")
var check_pw = flag.String("checkpw", "", "check if this pw is in db")

var store = sessions.NewCookieStore([]byte("hello world"))
var templates *template.Template

func main() {
	flag.Parse()
	if *add_pw != "" {
		add_password(*passes_file, *add_pw)
	} else if *check_pw != "" {
		fmt.Printf("valid password: %v\n",
			check_password(*passes_file, *check_pw))
	} else {
		http.HandleFunc("/", homeHandler)
		http.HandleFunc("/login", loginHandler)
		http.Handle("/s/", http.StripPrefix("/s/",
			http.FileServer(http.Dir(*static_files))))
		if err := http.ListenAndServe(*addr, nil); err != nil {
			log.Fatal("ListenAndServe:", err)
		}
	}
}