package auth

import "errors"

var (
	// The provided authentication method is not known to the server
	ErrUnknownAuthMethod = errors.New("unknown authentication method")
	// The user hasn't setup the provided authentication method
	ErrUnsupportedAuthMethod = errors.New("authentication method not supported for this user")
	ErrInvalidCombination    = errors.New("invalid account and token combination")
	ErrProcessTimeout        = errors.New("authentication process timed out")
	// A user may not login, for whatever reason
	ErrCantLogin         = errors.New("user can't login")
	ErrDecryptionFailure = errors.New("failed to decrypt content")
	ErrTotpRecentlyUsed  = errors.New("totp token was used too recently")
)

type CombinedError struct {
	Err1, Err2 error
}

func (c *CombinedError) Is(e error) bool {
	return errors.Is(e, c.Err1) || errors.Is(e, c.Err2)
}

func (c *CombinedError) Error() string {
	return c.Err1.Error() + " + " + c.Err2.Error()
}