package main

import (
	"github.com/zenwerk/echo-session"
	"github.com/labstack/echo/v4"
	"github.com/labstack/echo/v4/middleware"
)

func main() {
	serv := echo.New()
	serv.Use(middleware.Logger())
	serv.Use(middleware.Recover())
	store, err := session.NewRedisStore(32, "tcp", "localhost:6379", "", []byte("secret"))
	if err != nil {
		panic(err)
	}
	serv.Use(session.Sessions("GSESSION", store))
	serv.GET("/", func(ctx echo.Context) error {
		session := session.Default(ctx)
		var count int
		v := session.Get("count")
		if v == nil {
			count = 0
		} else {
			count = v.(int)
			count += 1
		}
		session.Set("count", count)
		session.Save()
		ctx.JSON(200, map[string]interface{}{
			"visit": count,
		})
		return nil
	})
	serv.Start(":8081")
}