feat: replace Lanyard with dk0 Sentinel Discord bot, make music link clickable

discord-presence-bot/index.js

@@ -0,0 +1,110 @@
+const { Client, GatewayIntentBits, ActivityType } = require("discord.js");
+const http = require("http");
+
+const TOKEN = process.env.DISCORD_BOT_TOKEN;
+const TARGET_USER_ID = process.env.DISCORD_USER_ID || "172037532370862080";
+const PORT = parseInt(process.env.BOT_PORT || "3001", 10);
+
+if (!TOKEN) {
+  console.error("DISCORD_BOT_TOKEN is required");
+  process.exit(1);
+}
+
+const client = new Client({
+  intents: [
+    GatewayIntentBits.Guilds,
+    GatewayIntentBits.GuildPresences,
+  ],
+});
+
+let cachedData = {
+  discord_status: "offline",
+  listening_to_spotify: false,
+  spotify: null,
+  activities: [],
+};
+
+function updatePresence(guild) {
+  const member = guild.members.cache.get(TARGET_USER_ID);
+  if (!member || !member.presence) return;
+
+  const presence = member.presence;
+  cachedData.discord_status = presence.status || "offline";
+
+  cachedData.activities = presence.activities
+    ? presence.activities
+        .filter((a) => a.type !== ActivityType.Custom)
+        .map((a) => ({
+          name: a.name,
+          type: a.type,
+          details: a.details || null,
+          state: a.state || null,
+          assets: a.assets
+            ? {
+                large_image: a.assets.largeImage || null,
+                large_text: a.assets.largeText || null,
+                small_image: a.assets.smallImage || null,
+                small_text: a.assets.smallText || null,
+              }
+            : null,
+          timestamps: a.timestamps
+            ? {
+                start: a.timestamps.start?.toISOString() || null,
+                end: a.timestamps.end?.toISOString() || null,
+              }
+            : null,
+        }))
+    : [];
+
+  const spotifyActivity = presence.activities
+    ? presence.activities.find((a) => a.type === ActivityType.Listening && a.name === "Spotify")
+    : null;
+
+  if (spotifyActivity && spotifyActivity.syncId) {
+    cachedData.listening_to_spotify = true;
+    cachedData.spotify = {
+      song: spotifyActivity.details || "",
+      artist: spotifyActivity.state ? spotifyActivity.state.replace(/; /g, "; ") : "",
+      album: spotifyActivity.assets?.largeText || "",
+      album_art_url: spotifyActivity.assets?.largeImage
+        ? `https://i.scdn.co/image/${spotifyActivity.assets.largeImage.replace("spotify:", "")}`
+        : null,
+      track_id: spotifyActivity.syncId || null,
+    };
+  } else {
+    cachedData.listening_to_spotify = false;
+    cachedData.spotify = null;
+  }
+}
+
+function updateAll() {
+  for (const guild of client.guilds.cache.values()) {
+    updatePresence(guild);
+  }
+}
+
+client.on("ready", () => {
+  console.log(`Bot online as ${client.user.tag}`);
+  client.user.setActivity("Watching Presence", { type: ActivityType.Watching });
+  updateAll();
+});
+
+client.on("presenceUpdate", () => {
+  updateAll();
+});
+
+const server = http.createServer((req, res) => {
+  if (req.method === "GET" && req.url === "/presence") {
+    res.writeHead(200, { "Content-Type": "application/json" });
+    res.end(JSON.stringify({ data: cachedData }));
+  } else {
+    res.writeHead(404);
+    res.end("Not found");
+  }
+});
+
+server.listen(PORT, () => {
+  console.log(`HTTP endpoint listening on port ${PORT}`);
+});
+
+client.login(TOKEN);