import type { RequestHandler } from "./$types"

import { error, json } from "@sveltejs/kit"

import UserMgmt from "$lib/server/usermgmt"
import { RefreshResponseCause } from "$lib/errors"

export const POST: RequestHandler = async ({ request }) => {

	const data = await request.json()

	const token = data["token"]
	if (!token || typeof token !== "string") {
		return error(400, { cause: RefreshResponseCause.MalformedRequest, message: "token must be provided as string." })
	}
	
	const new_session = await UserMgmt.refresh_session(token)

	if (!new_session) {
		return error(401, { cause: RefreshResponseCause.InvalidSession, message: "No session for token" })
	} 

	return json({ 
		token: new_session.token, 
		expires: new_session.expires
	})
}