39 lines
1.3 KiB
JavaScript
39 lines
1.3 KiB
JavaScript
// @ts-check
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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/file")} */
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const file = sync.require("../../matrix/file")
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/**
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* @param {import("discord-api-types/v10").APIEmoji} emoji
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* @returns {Promise<string>}
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*/
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async function emojiToKey(emoji) {
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let key
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if (emoji.id) {
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// Custom emoji
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const mxc = select("emoji", "mxc_url", {emoji_id: emoji.id}).pluck().get()
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if (mxc) {
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// The custom emoji is registered and we should send it
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key = mxc
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} else {
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// The custom emoji is not registered. We will register it and then add it.
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assert(emoji.name) // The docs say: "name may be null when custom emoji data is not available, for example, if it was deleted from the guild"
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const mxc = await file.uploadDiscordFileToMxc(file.emoji(emoji.id, emoji.animated))
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db.prepare("INSERT OR IGNORE INTO emoji (emoji_id, name, animated, mxc_url) VALUES (?, ?, ?, ?)").run(emoji.id, emoji.name, +!!emoji.animated, mxc)
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key = mxc
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// TODO: what happens if the matrix user also tries adding this reaction? the bridge bot isn't able to use that emoji...
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}
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} else {
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// Default emoji
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const name = emoji.name
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assert(name)
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key = name
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}
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return key
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}
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module.exports.emojiToKey = emojiToKey
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