redis_example.go

// MIT License

// Copyright (c) 2022 Leon Ding

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

//go:build ignore
// +build ignore

package main

import (
	"encoding/json"
	"fmt"
	"log"
	"net/http"

	"github.com/auula/gws"
)

func init() {
	gws.Debug(true)
	gws.Open(gws.NewRDSOptions("127.0.0.1", 6379, "redis.nosql"))
}

type UserInfo struct {
	UserName string `json:"user_name,omitempty"`
	Email    string `json:"email,omitempty"`
	Age      uint8  `json:"age,omitempty"`
}

func main() {
	http.HandleFunc("/set", func(writer http.ResponseWriter, request *http.Request) {
		session, _ := gws.GetSession(writer, request)

		session.Values["user"] = &UserInfo{
			UserName: "Leon Ding",
			Email:    "ding@ibyte.me",
			Age:      21,
		}
		session.Sync()

		fmt.Fprintln(writer, "set value successful.")
	})

	http.HandleFunc("/get", func(writer http.ResponseWriter, request *http.Request) {
		session, _ := gws.GetSession(writer, request)
		jsonstr, _ := json.Marshal(session.Values["user"])
		fmt.Fprintln(writer, string(jsonstr))
	})

	http.HandleFunc("/userinfo", func(writer http.ResponseWriter, request *http.Request) {
		session, err := gws.GetSession(writer, request)
		if err != nil {
			fmt.Fprintln(writer, err.Error())
			return
		}
		jsonstr, _ := json.Marshal(session.Values["user"])
		fmt.Fprintln(writer, string(jsonstr))
	})

	http.HandleFunc("/clean", func(rw http.ResponseWriter, request *http.Request) {
		session, _ := gws.GetSession(rw, request)
		// clean session data
		session.Values = make(gws.Values)
		//gws.Malloc(&session.Values)
		// sync session modify
		session.Sync()
		fmt.Fprintf(rw, "clean session data successful.")
	})

	http.HandleFunc("/migrate", func(writer http.ResponseWriter, request *http.Request) {
		var (
			session *gws.Session
			err     error
		)

		session, _ = gws.GetSession(writer, request)
		log.Printf("old session %p \n", session)

		if session, err = gws.Migrate(writer, session); err != nil {
			fmt.Fprintln(writer, err.Error())
			return
		}

		log.Printf("old session %p \n", session)
		jsonstr, _ := json.Marshal(session.Values["user"])
		fmt.Fprintln(writer, string(jsonstr))
	})

	_ = http.ListenAndServe(":8080", nil)
}