gopay/internal/jwt/encode.go

package jwt

import (
	"fmt"
	"time"

	"github.com/golang-jwt/jwt"
	"github.com/rs/zerolog/log"
)

// Encode a token
func Encode(id int64) (string, error) {
	// Get time
	now := time.Now()

	// Create claims
	claims := &Claims{
		jwt.StandardClaims{
			IssuedAt:  now.Unix(),
			ExpiresAt: now.Add(time.Hour * 12).Unix(),
		},
		id,
	}

	// Create token claims
	tokenClaims := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)

	// Sign token with secret
	token, err := tokenClaims.SignedString(secret)
	if err != nil {
		log.Err(err).Str("id", fmt.Sprintf("%d", id)).Msg("Could not encode JWT claims")
		return "", err
	}

	return token, nil
}