prv21

type Rater interface {
	AddRevision(ctx context.Context, ds model.DataSet, effectiveBlockNumber uint64) (bool, error)
	AddRevocation(ctx context.Context, rid string) error
	Head(ctx context.Context) string
	HeadAt(ctx context.Context, blockID uint64) string
}

type RaterImpl struct {
	// contains filtered or unexported fields
}

type Revision interface {
	RecordID() string
	Status() model.RecordStatus
	Block() uint64
	EffectiveBlock() uint64
	Locker() string
	Participant() string
	AssetID() string
	VariantID() string
	ImpressionID() string
	RevisionNumber() int64
	CreatedAt() time.Time
	HeadFrom() uint64
	HeadTo() uint64
}

type RevisionStore interface {
	Head(ctx context.Context, variantID string) (Revision, error)
	HeadAt(ctx context.Context, variantID string, blockNumber uint64) (Revision, error)
	Revision(ctx context.Context, rid string) (Revision, error)
	CreateRevision(ctx context.Context, ds model.DataSet, effectiveBlockNumber uint64,
		headFrom, headTo uint64) error
	UpdateRevision(ctx context.Context, rid string, status model.RecordStatus,
		headFrom, headTo uint64) error
	RevokeRevision(ctx context.Context, rid string) error
	SaveRevokedRevision(ctx context.Context, ds model.DataSet, effectiveBlockNumber uint64) error
	DataSet(ctx context.Context, rid string) (model.DataSet, error)
}