feat: add fbdl command

Author: mrepol742

package-lock.json

@@ -29,6 +29,7 @@
     "ai": "^5.0.0-canary.24",
     "axios": "^1.10.0",
     "dotenv": "^17.2.0",
+    "fb-downloader-scrapper": "^3.0.1",
     "google-tts-api": "^2.0.2",
     "groq-sdk": "^0.27.0",
     "npmlog": "^7.0.1",

package.json

@@ -0,0 +1,63 @@
+import { Message, MessageMedia } from "whatsapp-web.js";
+import { getFbVideoInfo } from "fb-downloader-scrapper";
+import log from "../components/utils/log";
+import axios from "axios";
+import fs from "fs";
+
+export const info = {
+  command: "fbdl",
+  description: "Download Facebook videos.",
+  usage: "fbdl <facebook_url>",
+  example: "fbdl https://www.facebook.com/watch?v=1234567890",
+  role: "user",
+  cooldown: 5000,
+};
+
+export default async function (msg: Message) {
+  const query = msg.body.replace(/^fbdl\b\s*/i, "").trim();
+  if (query.length === 0) {
+    await msg.reply("Please provide a facebook url.");
+    return;
+  }
+
+  const facebookUrlRegex =
+    /^(https?:\/\/)?(www\.)?(facebook\.com|fb\.watch)\/[^\s]+$/i;
+  if (!facebookUrlRegex.test(query)) {
+    await msg.reply("Please provide a valid Facebook link.");
+    return;
+  }
+
+  getFbVideoInfo(query)
+    .then(async (result) => {
+      if (!result.url)
+        return await msg.reply("No video found at the provided URL.");
+
+      await axios
+        .get(result.hd, { responseType: "arraybuffer" })
+        .then(async (response) => {
+          const tempDir = "./.temp";
+          await fs.mkdirSync(tempDir, { recursive: true });
+
+          const tempPath = `${tempDir}/fbdl_${Date.now()}.mp4`;
+          await fs.writeFileSync(tempPath, response.data);
+
+          const audioBuffer = fs.readFileSync(tempPath);
+          const media = new MessageMedia(
+            "audio/mpeg",
+            audioBuffer.toString("base64"),
+            `${result.title}.mp4`
+          );
+
+          await msg.reply(media, msg.from);
+          await fs.promises.unlink(tempPath);
+        })
+        .catch(async (error) => {
+          log.error("fbdl", `Error downloading video: ${error.message}`);
+          await msg.reply("Error downloading video. Please try again later.");
+        });
+    })
+    .catch(async (err) => {
+      log.error("fbdl", `Error fetching video info: ${err.message}`);
+      await msg.reply("Error fetching video info. Please try again later.");
+    });
+}

src/commands/fbdl.ts

@@ -50,7 +50,11 @@ export default async function (msg: Message) {
       delete require.cache[require.resolve(filePath)];
       const commandModule = require(filePath);
 
-      if (typeof commandModule.default === "function") {
+      if (
+        typeof commandModule.default === "function" &&
+        commandModule.info &&
+        commandModule.info.command
+      ) {
         commands[commandModule.info.command] = {
           command: commandModule.info.command,
           description: commandModule.info.description || "No description",

src/commands/reload.ts

@@ -1,6 +1,6 @@
 const rateLimitMap: Map<string, { timestamps: number[]; notified: boolean }> = new Map();
 const LIMIT = 3;
-const WINDOW_MS = 600000;
+const WINDOW_MS = 60000;
 
 /**
  * Returns: