Add Discord.js bot base with prefix commands and Winston logging

Co-authored-by: yhqe <139268606+yhqe@users.noreply.github.com>

src/handlers/eventHandler.js

@@ -0,0 +1,48 @@
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const logger = require('../utils/logger');
+
+/**
+ * Loads all event files from src/events and registers them on the client.
+ * Each event file must export: { name, once?, execute }
+ *
+ * @param {import('discord.js').Client} client
+ */
+function loadEvents(client) {
+  const eventsPath = path.join(__dirname, '..', 'events');
+  const eventFiles = fs
+    .readdirSync(eventsPath)
+    .filter((file) => file.endsWith('.js'));
+
+  let loaded = 0;
+
+  for (const file of eventFiles) {
+    try {
+      const event = require(path.join(eventsPath, file));
+
+      if (!event.name || typeof event.execute !== 'function') {
+        logger.warn(
+          `[EventHandler] Skipping ${file}: missing "name" or "execute".`,
+        );
+        continue;
+      }
+
+      if (event.once) {
+        client.once(event.name, (...args) => event.execute(client, ...args));
+      } else {
+        client.on(event.name, (...args) => event.execute(client, ...args));
+      }
+
+      logger.debug(`[EventHandler] Registered event: ${event.name}`);
+      loaded++;
+    } catch (err) {
+      logger.error(`[EventHandler] Failed to load ${file}:`, err);
+    }
+  }
+
+  logger.info(`[EventHandler] ${loaded} event(s) registered.`);
+}
+
+module.exports = { loadEvents };