cache

type Cache interface {
	// Get returns the entry for key; ok is false when there is none.
	Get(ctx context.Context, key string) (e Entry, ok bool, err error)
	Put(ctx context.Context, key string, e Entry) error
	// Delete removes the entry for key, if any.
	Delete(ctx context.Context, key string) error
	// DeletePrefix removes every entry whose key starts with prefix.
	DeletePrefix(ctx context.Context, prefix string) error

	// RecordVisit notes that pr was opened, replacing any earlier visit.
	RecordVisit(ctx context.Context, v Visit) error
	// RecentVisits returns up to limit visits, most recent first.
	RecentVisits(ctx context.Context, limit int) ([]Visit, error)
	// DeleteVisit removes pr from the recent visits, if it is there.
	DeleteVisit(ctx context.Context, pr domain.PRRef) error
}

type Entry struct {
	Value     []byte
	ETag      string
	FetchedAt time.Time
}

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

type Visit struct {
	PR        domain.PRRef
	Title     string
	VisitedAt time.Time
}