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Promote another event if part = 0 is redacted

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Cadence Ember 2023-10-06 16:50:23 +13:00
parent f69cf587a2
commit ef15c850dd
3 changed files with 41 additions and 10 deletions
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16
d2m/converters/edit-to-changes.js
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@ -83,6 +83,20 @@ async function editToChanges(message, guild, api) {
// Anything remaining in oldEventRows is present in the old version only and should be redacted.
eventsToRedact = oldEventRows
// If events are being deleted, we might be deleting the part = 0. But we want to have a part = 0 at all times. In this case we choose an existing event to promote.
let promoteEvent = null, promoteNextEvent = false
if (eventsToRedact.some(e => e.part === 0)) {
if (eventsToReplace.length) {
// We can choose an existing event to promote. Bigger order is better.
const order = e => 2*+(e.event_type === "m.room.message") + 1*+(e.event_subtype === "m.text")
eventsToReplace.sort((a, b) => order(b) - order(a))
promoteEvent = eventsToReplace[0].old.event_id
} else {
// Everything is being deleted. Whatever gets sent in their place will be the new part = 0.
promoteNextEvent = true
}
}
// Now, everything in eventsToSend and eventsToRedact is a real change, but everything in eventsToReplace might not have actually changed!
// (Example: a MESSAGE_UPDATE for a text+image message - Discord does not allow the image to be changed, but the text might have been.)
// So we'll remove entries from eventsToReplace that *definitely* cannot have changed. (This is category 4 mentioned above.) Everything remaining *may* have changed.
@ -103,7 +117,7 @@ async function editToChanges(message, guild, api) {
eventsToRedact = eventsToRedact.map(e => e.event_id)
eventsToReplace = eventsToReplace.map(e => ({oldID: e.old.event_id, newContent: makeReplacementEventContent(e.old.event_id, e.newFallbackContent, e.newInnerContent)}))
return {roomID, eventsToReplace, eventsToRedact, eventsToSend, senderMxid}
return {roomID, eventsToReplace, eventsToRedact, eventsToSend, senderMxid, promoteEvent, promoteNextEvent}
}
/**