Fetch media fix

package.json

@@ -1,6 +1,6 @@
 {
     "name": "whatsapp-api-js",
-    "version": "3.0.0",
+    "version": "3.0.1",
     "author": "Secreto31126",
     "description": "A TypeScript server agnostic Whatsapp's Official API framework",
     "license": "MIT",

src/index.ts

@@ -669,8 +669,16 @@ export class WhatsAppAPI {
      * @throws If url is not a valid url
      */
     fetchMedia(url: string): Promise<Response> {
-        // Hacky way to check if the url is valid and throw if invalid
-        return this._authenticatedRequest(new URL(url));
+        /**
+         * Hacky way to check if the url is valid and throw if invalid
+         *
+         * @see https://github.com/Secreto31126/whatsapp-api-js/issues/335#issuecomment-2103814359
+         */
+        return this._authenticatedRequest(new URL(url), {
+            // Thanks @tecoad
+            "User-Agent":
+                "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
+        });
     }
 
     /**
@@ -936,16 +944,21 @@ export class WhatsAppAPI {
      *
      * @internal
      * @param url - The url to request to
+     * @param headers - The headers to pass to the request (Authorization is already included)
      * @returns The fetch response
      * @throws If url is not specified
      */
-    _authenticatedRequest(url: string | URL | Request): Promise<Response> {
+    _authenticatedRequest(
+        url: string | URL | Request,
+        headers = {}
+    ): Promise<Response> {
         // Keep the check to ensure on runtime that no weird stuff happens
         if (!url) throw new Error("URL must be specified");
 
         return this.fetch(url, {
             headers: {
-                Authorization: `Bearer ${this.token}`
+                Authorization: `Bearer ${this.token}`,
+                ...headers
             }
         });
     }

test/index.test.cjs

@@ -1406,14 +1406,16 @@ describe("WhatsAppAPI", function () {
         });
 
         describe("Fetch", function () {
-            it("should GET fetch an url with the Token", async function () {
+            it("should GET fetch an url with the Token and the known to work User-Agent", async function () {
                 const expectedResponse = {};
 
                 clientExample
                     .intercept({
                         path: `/`,
                         headers: {
-                            Authorization: `Bearer ${token}`
+                            Authorization: `Bearer ${token}`,
+                            "User-Agent":
+                                "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
                         }
                     })
                     .reply(200, expectedResponse)
@@ -1956,6 +1958,23 @@ describe("WhatsAppAPI", function () {
             Whatsapp._authenticatedRequest("https://example.com/");
         });
 
+        it("should make an authenticated request to any url with custom headers", async function () {
+            clientExample
+                .intercept({
+                    path: "/",
+                    headers: {
+                        Authorization: `Bearer ${token}`,
+                        blablabla: "blablabla"
+                    }
+                })
+                .reply(200)
+                .times(1);
+
+            Whatsapp._authenticatedRequest("https://example.com/", {
+                blablabla: "blablabla"
+            });
+        });
+
         it("should fail if the url param is not defined", function () {
             throws(function () {
                 Whatsapp._authenticatedRequest(undefined);