break up library, move bots to their own repositories

packages/discord/src/core/bot.ts

@@ -0,0 +1,49 @@
+import { Client as DJSClient } from '@projectdysnomia/dysnomia';
+import kv, { asyncKV } from '@star-kitten/util/kv.js';
+import type { KVStore } from './kv-store.type.ts.ts';
+import type { Cache } from './cache.type.ts';
+import { registerCommands } from '../commands/handle-commands.ts';
+import type { Client } from './client.ts';
+
+export interface DiscordBotOptions {
+  token?: string;
+  intents?: number[];
+  commandKey?: string;
+  keyStore?: KVStore;
+  cache?: Cache;
+  onError?: (error: Error) => void;
+  onReady?: () => void;
+}
+
+export function startBot({
+  token = process.env.DISCORD_BOT_TOKEN || '',
+  intents = [],
+  commandKey = 'default',
+  keyStore = asyncKV,
+  cache = kv,
+  onError,
+  onReady,
+}: DiscordBotOptions = {}): Client {
+  const client = new DJSClient(`Bot ${token}`, {
+    gateway: {
+      intents,
+    },
+  }) as Client;
+  client.commandKey = commandKey;
+
+  client.on('ready', async () => {
+    console.debug(`Logged in as ${client.user?.username}#${client.user?.discriminator}`);
+    onReady?.();
+    await registerCommands({ client, cache, kv: keyStore });
+    console.debug('Bot is ready and command handling is initialized.');
+  });
+
+  client.on('error', (error) => {
+    console.error('An error occurred:', error);
+    onError?.(error);
+  });
+
+  client.connect().catch(console.error);
+
+  return client;
+}