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Other: Hold user labels in memory

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Labels can be held locally and updated in memory. This greatly improves
the responsiveness of IMAP mailbox operations as we don't need to fetch
all a user's labels to find the parent whenever a mailbox is moved.
This commit is contained in:
James Houlahan
2022-10-26 20:57:36 +02:00
parent 04d9fa8f9e
commit 85c0d6f837
4 changed files with 72 additions and 39 deletions
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6
internal/user/events.go
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@ -194,6 +194,8 @@ func (user *User) handleLabelEvents(ctx context.Context, labelEvents []liteapi.L
}
func (user *User) handleCreateLabelEvent(_ context.Context, event liteapi.LabelEvent) error { //nolint:unparam
user.apiLabels.Set(event.Label.ID, event.Label)
user.updateCh.IterValues(func(updateCh *queue.QueuedChannel[imap.Update]) {
updateCh.Enqueue(newMailboxCreatedUpdate(imap.MailboxID(event.ID), getMailboxName(event.Label)))
})
@ -202,6 +204,8 @@ func (user *User) handleCreateLabelEvent(_ context.Context, event liteapi.LabelE
}
func (user *User) handleUpdateLabelEvent(_ context.Context, event liteapi.LabelEvent) error { //nolint:unparam
user.apiLabels.Set(event.Label.ID, event.Label)
user.updateCh.IterValues(func(updateCh *queue.QueuedChannel[imap.Update]) {
updateCh.Enqueue(imap.NewMailboxUpdated(imap.MailboxID(event.ID), getMailboxName(event.Label)))
})
@ -210,6 +214,8 @@ func (user *User) handleUpdateLabelEvent(_ context.Context, event liteapi.LabelE
}
func (user *User) handleDeleteLabelEvent(_ context.Context, event liteapi.LabelEvent) error { //nolint:unparam
user.apiLabels.Delete(event.Label.ID)
user.updateCh.IterValues(func(updateCh *queue.QueuedChannel[imap.Update]) {
updateCh.Enqueue(imap.NewMailboxDeleted(imap.MailboxID(event.ID)))
})