resolveEmoji utils

packages/bot/bot.ts

@@ -1,7 +1,6 @@
 import { APIApplicationCommandInteraction, APIInteractionResponse, APIMessageComponentInteraction, APIPingInteraction, InteractionResponseType, InteractionType, MessageFlags, RouteBases, Routes } from 'discord-api-types/v9';
-import { isJSON } from './isJson';
-import { isSnowflake } from './snowflakeUtils';
-import { verify } from './verify';
+import { isJSON } from './utils/isJson';
+import { verify } from './utils/verify';
 
 const respond = (response: APIInteractionResponse) => new Response(JSON.stringify(response), {headers: {'content-type': 'application/json'}});
 
@@ -58,10 +57,7 @@ export const handleRequest = async(request: Request): Promise<Response> => {
 				custom_id: r.id
 			};
 
-			if (r.emoji) {
-				if (isSnowflake(r.emoji)) o.emoji = { id: r.emoji, name: null };
-				else o.emoji = { id: null, name: r.emoji };
-			}
+			if (r.emoji) o.emoji = resolvePartialEmoji(r.emoji);
 
 			return o;
 		});

packages/bot/snowflakeUtils.ts

@@ -1,15 +0,0 @@
-export const toSnowflake = (snowflake: number, epoch = DISCORD_EPOCH) => {
-	return new Date(snowflake / 4194304 + epoch);
-};
-
-export const DISCORD_EPOCH = 1420070400000;
-
-export const isSnowflake = (snowflake: number, epoch?: number) => {
-	if (!Number.isInteger(+snowflake)) return false;
-	if (snowflake < 4194304) return false;
-
-	const timestamp = toSnowflake(snowflake, epoch);
-	if (isNaN(timestamp.getTime())) return false;
-
-	return true;
-};

packages/bot/utils/resolveEmoji.ts

@@ -0,0 +1,19 @@
+/**
+ * https://github.com/discordjs/discord.js/blob/3c0bbac82fa9988af4a62ff00c66d149fbe6b921/packages/discord.js/src/util/Util.js#L292-L311
+ */
+
+const resolvePartialEmoji = (emoji: string) => {
+    if (!emoji) return null;
+    if (typeof emoji === 'string') return /^\d{17,19}$/.test(emoji) ? { id: emoji } : parseEmoji(emoji);
+    const { id, name, animated } = emoji;
+    if (!id && !name) return null;
+    return { id, name, animated: Boolean(animated) };
+}
+
+const parseEmoji = (text: string) => {
+    if (text.includes('%')) text = decodeURIComponent(text);
+    if (!text.includes(':')) return { animated: false, name: text, id: null };
+
+    const match = text.match(/<?(?:(a):)?(\w{2,32}):(\d{17,19})?>?/);
+    return match && { animated: Boolean(match[1]), name: match[2], id: match[3] ?? null };
+}

packages/website/public/script.js

@@ -3,7 +3,7 @@ const json = {
 };
 
 $('input').change((e) => {
-	json[e.currentTarget.id] = e.currentTarget.value;
+	json[e.currentTarget.id] = e.currentTarget.value.replaceAll('\\n', '\n');
 
 	document.getElementById('json').innerHTML = hljs.highlight(JSON.stringify(json), { language: 'json' }).value;
 });