timeline

type Service interface {
	ChangeSubjectCollection(
		ctx context.Context,
		u model.UserID,
		sbj model.Subject,
		collect collection.SubjectCollection,
		collectID uint64,
		comment string,
		rate uint8,
	) error

	ChangeEpisodeStatus(
		ctx context.Context,
		u auth.Auth,
		sbj model.Subject,
		episode episode.Episode,
	) error

	ChangeSubjectProgress(
		ctx context.Context,
		u model.UserID,
		sbj model.Subject,
		epsUpdate uint32,
		volsUpdate uint32,
	) error
}