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Tweaks around /messages (#3149)

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Try to mitigate some issues with `/messages`
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Till 2023-07-13 14:18:37 +02:00 • committed by GitHub
parent 0df982a2e5
commit f12982472c
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11 changed files with 182 additions and 88 deletions
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7
syncapi/storage/interface.go
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@ -81,8 +81,11 @@ type DatabaseTransaction interface {
// If no data is retrieved, returns an empty map
// If there was an issue with the retrieval, returns an error
GetAccountDataInRange(ctx context.Context, userID string, r types.Range, accountDataFilterPart *synctypes.EventFilter) (map[string][]string, types.StreamPosition, error)
// GetEventsInTopologicalRange retrieves all of the events on a given ordering using the given extremities and limit. If backwardsOrdering is true, the most recent event must be first, else last.
GetEventsInTopologicalRange(ctx context.Context, from, to *types.TopologyToken, roomID string, filter *synctypes.RoomEventFilter, backwardOrdering bool) (events []types.StreamEvent, err error)
// GetEventsInTopologicalRange retrieves all of the events on a given ordering using the given extremities and limit.
// If backwardsOrdering is true, the most recent event must be first, else last.
// Returns the filtered StreamEvents on success. Returns **unfiltered** StreamEvents and ErrNoEventsForFilter if
// the provided filter removed all events, this can be used to still calculate the start/end position. (e.g for `/messages`)
GetEventsInTopologicalRange(ctx context.Context, from, to *types.TopologyToken, roomID string, filter *synctypes.RoomEventFilter, backwardOrdering bool) (events []types.StreamEvent, start, end types.TopologyToken, err error)
// EventPositionInTopology returns the depth and stream position of the given event.
EventPositionInTopology(ctx context.Context, eventID string) (types.TopologyToken, error)
// BackwardExtremitiesForRoom returns a map of backwards extremity event ID to a list of its prev_events.