54 lines
1.6 KiB
JavaScript
54 lines
1.6 KiB
JavaScript
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// @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 {sync, select} = passthrough
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/**
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* @param {string} emoji
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* @param {string | null | undefined} shortcode
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* @returns {string?}
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*/
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function encodeEmoji(emoji, shortcode) {
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let discordPreferredEncoding
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if (emoji.startsWith("mxc://")) {
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// Custom emoji
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let row = select("emoji", ["id", "name"], "WHERE mxc_url = ?").get(emoji)
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if (!row && shortcode) {
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// Use the name to try to find a known emoji with the same name.
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const name = shortcode.replace(/^:|:$/g, "")
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row = select("emoji", ["id", "name"], "WHERE name = ?").get(name)
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}
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if (!row) {
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// We don't have this emoji and there's no realistic way to just-in-time upload a new emoji somewhere.
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// Sucks!
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return null
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}
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// Cool, we got an exact or a candidate emoji.
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discordPreferredEncoding = encodeURIComponent(`${row.name}:${row.id}`)
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} else {
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// Default emoji
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// https://github.com/discord/discord-api-docs/issues/2723#issuecomment-807022205 ????????????
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const encoded = encodeURIComponent(emoji)
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const encodedTrimmed = encoded.replace(/%EF%B8%8F/g, "")
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const forceTrimmedList = [
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"%F0%9F%91%8D", // 👍
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"%E2%AD%90", // ⭐
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"%F0%9F%90%88", // 🐈
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]
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discordPreferredEncoding =
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( forceTrimmedList.includes(encodedTrimmed) ? encodedTrimmed
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: encodedTrimmed !== encoded && [...emoji].length === 2 ? encoded
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: encodedTrimmed)
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console.log("add reaction from matrix:", emoji, encoded, encodedTrimmed, "chosen:", discordPreferredEncoding)
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}
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return discordPreferredEncoding
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}
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module.exports.encodeEmoji = encodeEmoji
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