fetch all members every 30 minutes

src/intervals/fetchMembers.ts

@@ -0,0 +1,11 @@
+import { Client } from '../class';
+
+let interval: NodeJS.Timeout;
+
+export default async function fetchMembers(client: Client): Promise<NodeJS.Timeout> {
+  await client.guilds.get(client.config.guildID).fetchAllMembers();
+  interval = setInterval(async () => {
+    await client.guilds.get(client.config.guildID).fetchAllMembers();
+  }, 1800000);
+  return interval;
+}