auth

type FetchService interface {
	// FetchUserProfile fetches the user profile specified by me,
	// which must be a valid user profile URL. It returns an error
	// if the specified user profile is not available or is malformed,
	// or if communication with the remote server has failed.
	//
	// FetchUserProfile enforces a timeout.
	FetchUserProfile(ctx context.Context, me *url.URL) (UserProfile, error)

	// FetchGitHubUser fetches the GitHub user specified by login,
	// and their website URL. If the user doesn't have
	// a website URL set, the empty string is returned.
	// It returns an error if the specified GitHub user doesn't exist,
	// is malformed, or if communication with GitHub has failed.
	//
	// FetchGitHubUser enforces a timeout.
	FetchGitHubUser(ctx context.Context, login string) (_ users.User, websiteURL string, _ error)
}

type UserProfile struct {
	indieauth.UserProfile
	AvatarURL   string // URL of an h-card.photo entry, or empty string if it doesn't exist.
	GitHubLogin string // Stated GitHub profile login, or empty string if it doesn't exist.
}