import fs from "fs"
import express from "express"
import http from "http"
import https from "https"
import i18n from "./i18n.js"
import routes from "./routes.js"

const defaulthandler = (req, res, next) => {
	res.redirect("/")
}

const pug = (res, file, value, allowcache) => {
	//app.srv.cache(res,allowcache!=false)
	res.setHeader("X-Frame-Options", "sameorigin")
	res.setHeader("X-XSS-Protection", "1; mode=block")
	res.render(file, value)
}
/*
const getremoteip = (req) => {
	return req.ip
}
*/


const start = (srvConfig) => {
	const app = express()
	const router = express.Router()
	router.use(express.json())
	
	router.pug = pug
	// router.i18n = i18n
	app.locals.i18n = i18n

	routes.load(router, srvConfig.features)
	
	app.disable("x-powered-by")
	
	app.set('trust proxy', true)
	app.set("views", __dirname + "/pug")
	app.set("view engine", "pug")
	
	app.use(router)
	app.use(express.static(__dirname + "/html", {maxAge: 86400000000}))
	app.use(defaulthandler)
	
	if(srvConfig.http) {
		const srv = http.createServer({}, app)
		srv.listen(srvConfig.http.port, '0.0.0.0')
		console.log("Listen http " + srvConfig.http.port + " : " + JSON.stringify(srvConfig.features))
	}
	if(srvConfig.https && fs.existsSync(srvConfig.https.cert) && fs.existsSync(srvConfig.https.key)) {
		const sslsrv = https.createServer({
			cert: fs.readFileSync(srvConfig.https.cert),
			key: fs.readFileSync(srvConfig.https.key),
		}, app)
		sslsrv.listen(srvConfig.https.port, '0.0.0.0')
		console.log("Listen https " + srvConfig.https.port + " : " + JSON.stringify(srvConfig.features))
	}
}

export default {
	start,
}