package main

import (
	"fmt"
	"github.com/golang-jwt/jwt/v4"
	"time"
)

func main() {

	claims := make(jwt.MapClaims)
	claims["exp"] = time.Now().Add(time.Hour * 24).Unix()
	claims["iat"] = 86400
	type AccessToken struct {
		AppId    uint64 `json:"appId"`
		UserId   uint64 `json:"userId"`
		AppIdStr string `json:"appIdStr"`
		OpenId   string `json:"openId"`
	}

	claims["payload"] = &AccessToken{
		AppId:    2,
		UserId:   59,
		AppIdStr: "1",
		OpenId:   "1",
	}
	token := jwt.New(jwt.SigningMethodHS256)
	token.Claims = claims
	tokenStr, err := token.SignedString([]byte("youtu123!"))
	if err != nil {
		fmt.Println(err)
	}
	fmt.Println(tokenStr)
}