package main

import (
	"fmt"
	"net/http"
	"os"
	"strconv"

	"mcquay.me/web"
)

func main() {
	port := 8000
	if os.Getenv("PORT") != "" {
		p, err := strconv.Atoi(os.Getenv("PORT"))
		if err != nil {
			fmt.Fprintf(os.Stderr, "couldn't parse port: %v\n", err)
			os.Exit(1)
		}
		port = p
	}

	static := ""
	if s := os.Getenv("STATIC"); s != "" {
		static = s
	}

	tmpl := ""
	if t := os.Getenv("TEMPLATES"); t != "" {
		tmpl = t
	}

	sm := http.NewServeMux()

	web.NewSite(sm, static, tmpl)
	if err := http.ListenAndServe(fmt.Sprintf(":%d", port), sm); err != nil {
		fmt.Fprintf(os.Stderr, "problem serving: %v\n", err)
		os.Exit(1)
	}
}