package main

import (
	"flag"
	"log"
	"time"

	"git.sr.ht/~adnano/gmi"
)

var (
	serveSite bool
	toHtml    bool
	toAtom    bool
	site      Site
)

func init() {
	flag.BoolVar(&serveSite, "serve", false, "serve the site")
	flag.BoolVar(&toHtml, "html", false, "output HTML")
	flag.BoolVar(&toAtom, "atom", false, "output Atom feed")
	flag.StringVar(&site.Title, "title", "", "site title")
	flag.StringVar(&site.URL, "url", "", "site URL")
}

func main() {
	flag.Parse()
	if err := build(); err != nil {
		log.Fatal(err)
	}

	if serveSite {
		serve()
	}
}

// build the site
func build() error {
	if err := site.load(); err != nil {
		return err
	}
	site.sort()
	if err := site.manipulate(); err != nil {
		return err
	}
	if toAtom {
		if err := site.createFeeds(); err != nil {
			return err
		}
	}
	if err := site.write("dst", OutputGemini); err != nil {
		return err
	}
	if toHtml {
		if err := site.write("dst.html", OutputHTML); err != nil {
			return err
		}
	}
	return nil
}

// serve the site
func serve() error {
	server := &gmi.Server{}
	cert, err := gmi.NewCertificate("localhost", time.Hour)
	if err != nil {
		return err
	}
	server.Certificate = cert
	server.Handler = gmi.FileServer(gmi.Dir("dst"))
	return server.ListenAndServe()
}