32 lines
1.4 KiB
JavaScript
32 lines
1.4 KiB
JavaScript
// @ts-check
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const assert = require("assert").strict
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const Ty = require("../../types")
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const passthrough = require("../../passthrough")
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const {discord, sync, db, select} = passthrough
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/** @type {import("../converters/utils")} */
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const utils = sync.require("../converters/utils")
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/** @type {import("../converters/emoji")} */
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const emoji = sync.require("../converters/emoji")
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/**
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* @param {Ty.Event.Outer<Ty.Event.M_Reaction>} event
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*/
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async function addReaction(event) {
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const channelID = select("channel_room", "channel_id", {room_id: event.room_id}).pluck().get()
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if (!channelID) return // We just assume the bridge has already been created
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const messageID = select("event_message", "message_id", {event_id: event.content["m.relates_to"].event_id}, "ORDER BY reaction_part").pluck().get()
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if (!messageID) return // Nothing can be done if the parent message was never bridged.
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const key = event.content["m.relates_to"].key
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const discordPreferredEncoding = emoji.encodeEmoji(key, event.content.shortcode)
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if (!discordPreferredEncoding) return
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await discord.snow.channel.createReaction(channelID, messageID, discordPreferredEncoding) // acting as the discord bot itself
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db.prepare("REPLACE INTO reaction (hashed_event_id, message_id, encoded_emoji) VALUES (?, ?, ?)").run(utils.getEventIDHash(event.event_id), messageID, discordPreferredEncoding)
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}
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module.exports.addReaction = addReaction
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