package model

import (
	"errors"
	"time"
)

// UserInfo holds the parameters returned by the backends.
// This information will be serialized to build the JWT token contents.
type UserInfo struct {
	Sub       string `json:"sub"`
	Picture   string `json:"picture,omitempty"`
	Name      string `json:"name,omitempty"`
	Email     string `json:"email,omitempty"`
	Origin    string `json:"origin,omitempty"`
	Expiry    int64  `json:"exp,omitempty"`
	Refreshes int    `json:"refs,omitempty"`
}

// Valid lets us use the user info as Claim for jwt-go.
// It checks the token expiry.
func (u UserInfo) Valid() error {
	if u.Expiry < time.Now().Unix() {
		return errors.New("token expired")
	}
	return nil
}