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Refactor forward extremities (#1556)

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* Add resolve-state helper

* Tweaks

* Refactor forward extremities, again

* Tweaks

* Minor optimisation

* Make path a bit clearer

* Only process state/membership if forward extremities have changed

* Usage comments in resolve-state
This commit is contained in:
Neil Alexander 2020-10-21 15:37:07 +01:00 • committed by GitHub
parent e4f3f38f35
commit 534f9a9eb6
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3 changed files with 209 additions and 58 deletions
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8
roomserver/state/state.go
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@ -526,13 +526,7 @@ func (v StateResolution) CalculateAndStoreStateBeforeEvent(
isRejected bool,
) (types.StateSnapshotNID, error) {
// Load the state at the prev events.
prevEventRefs := event.PrevEvents()
prevEventIDs := make([]string, len(prevEventRefs))
for i := range prevEventRefs {
prevEventIDs[i] = prevEventRefs[i].EventID
}
prevStates, err := v.db.StateAtEventIDs(ctx, prevEventIDs)
prevStates, err := v.db.StateAtEventIDs(ctx, event.PrevEventIDs())
if err != nil {
return 0, err
}