goath

type CallbackResult struct {
	// UnmarshalUser will unmarshal the JSON user returned by the provider
	//      var user struct {
	//      	ID    string `json:"sub"`
	//      	Email string `json:"email"`
	//      	Name  string `json:"name"`
	//      }
	//      err = UnmarshalUser(&user)
	UnmarshalUser func(interface{}) error
	Token         *oauth2.Token
	IntendedPath  string
}

type CookieEncrypter interface {
	Seal(name, cleartext string) string
	Open(name, cyphertext string) (string, error)
}

type ExchangeHandler struct {
	CookiePrefix    string
	CookieEncrypter CookieEncrypter
}

type JWT interface {
	AssertionType() string
	Assertion(aud string) (string, error)
}

type Provider interface {
	// SetRedirectURL sets the local callback URL.
	SetRedirectURL(url string)

	// AuthCodeURL returns the Provider URL to redirect the user to.
	AuthCodeURL(state string) (url, pkceVerifier string, err error)

	// Exchange exchanges the code and provides a way to unmarshal the user info.
	//
	//      var user struct {
	//      	ID    string `json:"sub"`
	//      	Email string `json:"email"`
	//      	Name  string `json:"name"`
	//      }
	//      err = unmarshalUser(&user)
	Exchange(code, pkceVerifier string) (token *oauth2.Token, unmarshalUser func(interface{}) error, err error)
}