Implement dynamic command reloading feature

Author: mrepol742

src/commands/reload.ts

@@ -0,0 +1,32 @@
+import { Message } from "whatsapp-web.js";
+import axios from "axios";
+import log from "npmlog";
+import fs from "fs";
+import path from "path";
+import { commands } from "../index";
+
+export const command = "reload";
+
+export default async function (msg: Message) {
+  try {
+    let count = 0;
+    const commandsPath = path.join(__dirname, "..", "commands");
+    fs.readdirSync(commandsPath).forEach((file) => {
+      if (/\.js$|\.ts$/.test(file)) {
+        const filePath = path.join(commandsPath, file);
+        delete require.cache[require.resolve(filePath)];
+        const commandModule = require(filePath);
+        if (commandModule.command && typeof commandModule.default === "function") {
+          commands[commandModule.command] = commandModule.default;
+          count++;
+          log.info("Loader", `Reloaded command: ${commandModule.command}`);
+        }
+      }
+    });
+    
+    await msg.reply(`Reloaded ${count} commands successfully.`);
+  } catch (error) {
+    log.error("Command", "Error occured while processing the request:", error);
+    await msg.reply("An error occurred while processing your request.");
+  }
+}

src/index.ts

@@ -22,17 +22,33 @@ const client = new Client({
 });
 startServer(Number(port));
 
-// Load commands dynamically
 const commands: Record<string, (msg: Message) => void> = {};
 const commandsPath = path.join(__dirname, "commands");
-fs.readdirSync(commandsPath).forEach((file) => {
+
+// Initial load
+const loadCommand = (file: string) => {
   if (/\.js$|\.ts$/.test(file)) {
-    const commandModule = require(path.join(commandsPath, file));
+    const filePath = path.join(commandsPath, file);
+    delete require.cache[require.resolve(filePath)];
+    const commandModule = require(filePath);
     if (commandModule.command && typeof commandModule.default === "function") {
       commands[commandModule.command] = commandModule.default;
       log.info("Loader", `Loaded command: ${commandModule.command}`);
     }
   }
+}
+
+fs.readdirSync(commandsPath).forEach(loadCommand);
+
+// Watch for changes
+fs.watch(commandsPath, (eventType, filename) => {
+  if (filename && /\.js$|\.ts$/.test(filename)) {
+    try {
+      loadCommand(filename);
+    } catch (err) {
+      log.error("Loader", `Failed to reload command: ${filename}`, err);
+    }
+  }
 });
 
 client.on("qr", (qr) => {
@@ -76,3 +92,5 @@ const messageEvent = (msg: Message) => {
   if (debug) log.info("Message", msg.body.slice(0, 255));
   handler(msg);
 };
+
+export { commands }