package main

import (
	"database/sql"
	"flag"

	ftpd "github.com/goftp/server"
	"github.com/jinzhu/gorm"
	_ "github.com/jinzhu/gorm/dialects/postgres"

	liblog "dev.sum7.eu/sum7/warehost/lib/log"
	host "dev.sum7.eu/sum7/warehost/modul/host"
	web "dev.sum7.eu/sum7/warehost/modul/web"
	system "dev.sum7.eu/sum7/warehost/system"
)

var (
	configFile   string
	dbconnection *gorm.DB
	dbDB         *sql.DB
	config       *Config
)

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

	// Main Databaseconnection
	dbconnection, err = gorm.Open("postgres", config.Database)
	if err != nil {
		liblog.Log.Fatal("database connection: ", err)
	}
	defer dbconnection.Close()
	dbconnection.Callback().Create().Remove("gorm:update_time_stamp")
	dbconnection.Callback().Update().Remove("gorm:update_time_stamp")
	dbconnection.SingularTable(true)
	dbconnection.LogMode(config.DatabaseDebug)

	//load system Models to database
	system.SyncModels(dbconnection)
	host.SyncModels(dbconnection)
	web.SyncModels(dbconnection)

	opt := &ftpd.ServerOpts{
		Name:    "",
		Factory: &FileDriverFactory{config: config, db: dbconnection, Perm: ftpd.NewSimplePerm("warehost", "http")},
		Port:    config.Port,
		Auth:    WarehostAuth{db: dbconnection},
	}
	if config.WelcomeMessage != "" {
		opt.WelcomeMessage = config.WelcomeMessage
	}
	if config.SSL.Private != "" && config.SSL.Public != "" {
		opt.TLS = true
		opt.CertFile = config.SSL.Public
		opt.KeyFile = config.SSL.Private
	}

	// start ftp server
	ftpServer := ftpd.NewServer(opt)
	liblog.Log.Info("warehost-ftp")
	err = ftpServer.ListenAndServe()
	if err != nil {
		liblog.Log.Fatal("Error starting server:", err)
	}

}