package main

import (
	"flag"
	"log"
	"net"
	"net/http"

	"github.com/NYTimes/gziphandler"
	"github.com/astaxie/session"
	_ "github.com/astaxie/session/providers/memory"
	"github.com/go-xorm/xorm"
	"github.com/julienschmidt/httprouter"
	_ "github.com/lib/pq"

	libconfig "dev.sum7.de/sum7/warehost/config"
	"dev.sum7.de/sum7/warehost/system"
)

var (
	configFile   string
	config       *libconfig.Config
	dbconnection *xorm.Engine
	sessions     *session.Manager
)

func main() {
	var err error
	flag.StringVar(&configFile, "c", "config.yml", "path of configuration file")
	flag.Parse()
	config = libconfig.ReadConfigFile(configFile)

	sessions, _ = session.NewManager("memory", "session", 3600)
	go sessions.GC()

	dbconnection, err = xorm.NewEngine("postgres", config.Database)
	if err != nil {
		log.Fatal("[system] Error database connection: ", err)
	}
	defer dbconnection.Close()
	system.SyncModels(dbconnection)

	router := httprouter.New()
	system.NewAPI(config, sessions, dbconnection, router, "")

	if config.Webroot != "" {
		router.NotFound = gziphandler.GzipHandler(http.FileServer(http.Dir(config.Webroot)))
	}
	address := net.JoinHostPort(config.API.Address, config.API.Port)
	log.Println("starting webserver on", address)
	// TODO bad
	log.Fatal(http.ListenAndServe(address, router))
}