feat: Add WPP.conn.refreshQR function

src/conn/events/registerMainLoadedEvent.ts

@@ -21,6 +21,7 @@ import { eventEmitter } from '../eventEmitter';
 webpack.onInjected(register);
 
 function register() {
+  Cmd.on('all', console.log);
   const trigger = async () => {
     eventEmitter.emit('main_loaded');
   };

src/conn/functions/index.ts

@@ -20,5 +20,5 @@ export { isIdle } from './isIdle';
 export { isMainLoaded } from './isMainLoaded';
 export { isMultiDevice } from './isMultiDevice';
 export { logout } from './logout';
-export { poke } from './poke';
+export { refreshQR } from './refreshQR';
 export { setMultiDevice } from './setMultiDevice';

src/conn/functions/refreshQR.ts

@@ -0,0 +1,44 @@
+/*!
+ * Copyright 2021 WPPConnect Team
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { Cmd, Socket } from '../../whatsapp';
+import { AuthCode } from '..';
+import { eventEmitter } from '../eventEmitter';
+import { isAuthenticated, isMultiDevice } from '.';
+
+/**
+ * Refresh the current QRCode when is waiting for scan and return the current code
+ *
+ * For legacy: It will wait for next code
+ * For multidevice: It will generate a new one
+ *
+ * @example
+ * ```javascript
+ * await WPP.conn.refreshQR();
+ * ```
+ */
+export async function refreshQR(): Promise<AuthCode | null> {
+  if (isAuthenticated()) {
+    return null;
+  }
+
+  if (isMultiDevice()) {
+    Cmd.refreshQR();
+  } else {
+    Socket.poke();
+  }
+  return await eventEmitter.once('auth_code_change');
+}