Only ack read receipts if the event was bridged

src/d2m/actions/create-room.js

@@ -147,7 +147,8 @@ async function channelToKState(channel, guild, di) {
 		"m.room.power_levels/": {
 			events_default: everyoneCanSend ? 0 : 50,
 			events: {
-				"m.reaction": 0
+				"m.reaction": 0,
+				"m.room.redaction": 0 // only affects redactions of own events, required to be able to un-react
 			},
 			notifications: {
 				room: everyoneCanMentionEveryone ? 0 : 20

src/d2m/actions/create-room.test.js

@@ -154,7 +154,8 @@ test("channel2room: read-only discord channel", async t => {
 		"m.room.power_levels/": {
 			events_default: 50, // <-- it should be read-only!
 			events: {
-				"m.reaction": 0
+				"m.reaction": 0,
+				"m.room.redaction": 0
 			},
 			notifications: {
 				room: 20,

src/d2m/actions/register-pk-user.js

@@ -148,10 +148,10 @@ async function fetchMessage(messageID) {
 		try {
 			var res = await fetch(`https://api.pluralkit.me/v2/messages/${messageID}`)
 			if (res.ok) return res.json()
-			var errorGetter = res.json
+			var errorGetter = () => res.json()
 		} catch (e) {
 			// Catch any network issues too.
-			errorGetter = e.toString
+			errorGetter = () => e.toString()
 		}
 
 		// I think the backend needs some time to update.

src/m2d/actions/send-event.js

@@ -62,7 +62,7 @@ async function resolvePendingFiles(message) {
 /** @param {Ty.Event.Outer_M_Room_Message | Ty.Event.Outer_M_Room_Message_File | Ty.Event.Outer_M_Sticker} event */
 async function sendEvent(event) {
 	const row = select("channel_room", ["channel_id", "thread_parent"], {room_id: event.room_id}).get()
-	if (!row) return // allow the bot to exist in unbridged rooms, just don't do anything with it
+	if (!row) return [] // allow the bot to exist in unbridged rooms, just don't do anything with it
 	let channelID = row.channel_id
 	let threadID = undefined
 	if (row.thread_parent) {

src/m2d/event-dispatcher.js

@@ -187,6 +187,7 @@ sync.addTemporaryListener(as, "type:m.room.message", guard("m.room.message",
 async event => {
 	if (utils.eventSenderIsFromDiscord(event.sender)) return
 	const messageResponses = await sendEvent.sendEvent(event)
+	if (!messageResponses.length) return
 	if (event.type === "m.room.message" && event.content.msgtype === "m.text") {
 		// @ts-ignore
 		await matrixCommandHandler.execute(event)

test/data.js

@@ -75,7 +75,8 @@ module.exports = {
 			"m.room.power_levels/": {
 				events_default: 0,
 				events: {
-					"m.reaction": 0
+					"m.reaction": 0,
+					"m.room.redaction": 0
 				},
 				users: {
 					"@test_auto_invite:example.org": 100
@@ -3025,6 +3026,7 @@ module.exports = {
 			},
 			webhook_id: "1109360903096369153"
 		},
+
 		reply_with_only_embed: {
 			type: 19,
 			tts: false,