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Cleanup syncapi topology logic (#1035)

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* Cleanup syncapi topology logic

* Variable renaming

* comments
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Kegsay 2020-05-14 17:30:16 +01:00 • committed by GitHub
parent 3cb04e8004
commit 7ca230e931
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9 changed files with 67 additions and 154 deletions
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7
syncapi/storage/interface.go
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@ -93,15 +93,12 @@ type Database interface {
// GetEventsInTopologicalRange retrieves all of the events on a given ordering using the given extremities and limit.
GetEventsInTopologicalRange(ctx context.Context, from, to *types.TopologyToken, roomID string, limit int, backwardOrdering bool) (events []types.StreamEvent, err error)
// EventPositionInTopology returns the depth and stream position of the given event.
EventPositionInTopology(ctx context.Context, eventID string) (depth types.StreamPosition, stream types.StreamPosition, err error)
// EventsAtTopologicalPosition returns all of the events matching a given
// position in the topology of a given room.
EventsAtTopologicalPosition(ctx context.Context, roomID string, pos types.StreamPosition) ([]types.StreamEvent, error)
EventPositionInTopology(ctx context.Context, eventID string) (types.TopologyToken, error)
// BackwardExtremitiesForRoom returns the event IDs of all of the backward
// extremities we know of for a given room.
BackwardExtremitiesForRoom(ctx context.Context, roomID string) (backwardExtremities []string, err error)
// MaxTopologicalPosition returns the highest topological position for a given room.
MaxTopologicalPosition(ctx context.Context, roomID string) (depth types.StreamPosition, stream types.StreamPosition, err error)
MaxTopologicalPosition(ctx context.Context, roomID string) (types.TopologyToken, error)
// StreamEventsToEvents converts streamEvent to Event. If device is non-nil and
// matches the streamevent.transactionID device then the transaction ID gets
// added to the unsigned section of the output event.