session

type DefaultToken struct {
	LastLoginIP   string `json:"last_login_ip"`
	UserID        int64  `json:"user_id"`
	Telephone     string `json:"telepone"`
	Nickname      string `json:"nickname"`
	RedisTokenKey string `json:"token_key"`
	ExpiredAt     int64  `json:"expired_at"` // 时间戳 ms
}

type IToken interface {
	// functions for redis encoding and decoding
	encoding.BinaryMarshaler
	encoding.BinaryUnmarshaler

	// following methods is provided to ITokenManager to op with token
	// TokenKey got key in redis or somewhere to find the token
	TokenKey() string
	// Expiration got time.Duration(int64) of token will expire at
	Expiration() time.Duration
	// Valid will raise error related to the method how to validate the information contained by token
	Valid() error
	// SetExpiration to update token expired time
	SetExpiration(d time.Duration)
}

type ITokenManager interface {
	Set(tok IToken) error
	Exists(tok IToken) bool
	Expire(tok IToken) error
	Refresh(tok IToken, d time.Duration) error
	Get(key string, tok IToken) error
	PraseToken(token string, tok IToken) error
	Token(tok IToken) (string, error)
}