101 lines
4.3 KiB
JavaScript
101 lines
4.3 KiB
JavaScript
// @ts-check
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const Ty = require("../../types")
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const assert = require("assert").strict
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const passthrough = require("../../passthrough")
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const {discord, sync, db, select} = passthrough
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/** @type {import("../../matrix/api")} */
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const api = sync.require("../../matrix/api")
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/** @type {import("../converters/emoji-to-key")} */
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const emojiToKey = sync.require("../converters/emoji-to-key")
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/** @type {import("../../m2d/converters/utils")} */
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const utils = sync.require("../../m2d/converters/utils")
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/** @type {import("../../m2d/converters/emoji")} */
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const emoji = sync.require("../../m2d/converters/emoji")
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/**
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* @param {import("discord-api-types/v10").GatewayMessageReactionRemoveDispatchData} data
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*/
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async function removeReaction(data) {
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const roomID = select("channel_room", "room_id", {channel_id: data.channel_id}).pluck().get()
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if (!roomID) return
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const eventIDForMessage = select("event_message", "event_id", {message_id: data.message_id, part: 0}).pluck().get()
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if (!eventIDForMessage) return
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/** @type {Ty.Pagination<Ty.Event.Outer<Ty.Event.M_Reaction>>} */
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const relations = await api.getRelations(roomID, eventIDForMessage, "m.annotation")
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const key = await emojiToKey.emojiToKey(data.emoji)
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const wantToRemoveMatrixReaction = data.user_id === discord.application.id
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for (const event of relations.chunk) {
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if (event.content["m.relates_to"].key === key) {
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const lookingAtMatrixReaction = !utils.eventSenderIsFromDiscord(event.sender)
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if (lookingAtMatrixReaction && wantToRemoveMatrixReaction) {
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// We are removing a Matrix user's reaction, so we need to redact from the correct user ID (not @_ooye_matrix_bridge).
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// Even though the bridge bot only reacted once on Discord-side, multiple Matrix users may have
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// reacted on Matrix-side. Semantically, we want to remove the reaction from EVERY Matrix user.
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await api.redactEvent(roomID, event.event_id)
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// Clean up the database
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const hash = utils.getEventIDHash(event.event_id)
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db.prepare("DELETE FROM reaction WHERE hashed_event_id = ?").run(hash)
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}
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if (!lookingAtMatrixReaction && !wantToRemoveMatrixReaction) {
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// We are removing a Discord user's reaction, so we just make the sim user remove it.
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const mxid = select("sim", "mxid", {user_id: data.user_id}).pluck().get()
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if (mxid === event.sender) {
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await api.redactEvent(roomID, event.event_id, mxid)
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}
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}
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}
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}
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}
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/**
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* @param {import("discord-api-types/v10").GatewayMessageReactionRemoveEmojiDispatchData} data
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*/
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async function removeEmojiReaction(data) {
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const roomID = select("channel_room", "room_id", {channel_id: data.channel_id}).pluck().get()
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if (!roomID) return
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const eventIDForMessage = select("event_message", "event_id", {message_id: data.message_id, part: 0}).pluck().get()
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if (!eventIDForMessage) return
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/** @type {Ty.Pagination<Ty.Event.Outer<Ty.Event.M_Reaction>>} */
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const relations = await api.getRelations(roomID, eventIDForMessage, "m.annotation")
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const key = await emojiToKey.emojiToKey(data.emoji)
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for (const event of relations.chunk) {
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if (event.content["m.relates_to"].key === key) {
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const mxid = utils.eventSenderIsFromDiscord(event.sender) ? event.sender : undefined
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await api.redactEvent(roomID, event.event_id, mxid)
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}
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}
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const discordPreferredEncoding = emoji.encodeEmoji(key, undefined)
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db.prepare("DELETE FROM reaction WHERE message_id = ? AND encoded_emoji = ?").run(data.message_id, discordPreferredEncoding)
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}
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/**
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* @param {import("discord-api-types/v10").GatewayMessageReactionRemoveAllDispatchData} data
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*/
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async function removeAllReactions(data) {
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const roomID = select("channel_room", "room_id", {channel_id: data.channel_id}).pluck().get()
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if (!roomID) return
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const eventIDForMessage = select("event_message", "event_id", {message_id: data.message_id, part: 0}).pluck().get()
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if (!eventIDForMessage) return
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/** @type {Ty.Pagination<Ty.Event.Outer<Ty.Event.M_Reaction>>} */
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const relations = await api.getRelations(roomID, eventIDForMessage, "m.annotation")
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for (const event of relations.chunk) {
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const mxid = utils.eventSenderIsFromDiscord(event.sender) ? event.sender : undefined
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await api.redactEvent(roomID, event.event_id, mxid)
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}
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db.prepare("DELETE FROM reaction WHERE message_id = ?").run(data.message_id)
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}
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module.exports.removeReaction = removeReaction
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module.exports.removeEmojiReaction = removeEmojiReaction
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module.exports.removeAllReactions = removeAllReactions
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