shop.tonybtw.com

package lib

import (

	"crypto/rand"

	"encoding/base64"

	"net/http"

)

const session_cookie_name = "shop_session"

func Get_Session_ID(r *http.Request) string {

	cookie, err := r.Cookie(session_cookie_name)

	if err != nil {

		return ""

	}

	return cookie.Value

}

func Set_Session_ID(w http.ResponseWriter, session_id string) {

	http.SetCookie(w, &http.Cookie{

		Name:     session_cookie_name,

		Value:    session_id,

		Path:     "/",

		HttpOnly: true,

		SameSite: http.SameSiteLaxMode,

		MaxAge:   86400 * 7,

	})

}

func Generate_Session_ID() string {

	b := make([]byte, 32)

	rand.Read(b)

	return base64.URLEncoding.EncodeToString(b)

}

func Get_Or_Create_Session_ID(w http.ResponseWriter, r *http.Request) string {

	session_id := Get_Session_ID(r)

	if session_id == "" {

		session_id = Generate_Session_ID()

		Set_Session_ID(w, session_id)

	}

	return session_id

}