potential fix for QR scan. the server may expect these messages to be sent on reconnect after scan (#959)

* potential fix for QR scan. the server may expect these messages to be sent on reconnect after scan.

* refactor: extract dictionary reduce code into utility

* refactor: convert the props + abt send req to somewhat useful query

Co-authored-by: Adhiraj Singh <adhirajsingh1001@gmail.com>

src/WABinary/index.ts

@@ -308,5 +308,16 @@ export const assertNodeErrorFree = (node: BinaryNode) => {
 	}
 }
 
+export const reduceBinaryNodeToDictionary = (node: BinaryNode, tag: string) => {
+    const nodes = getBinaryNodeChildren(node, tag)
+    const dict = nodes.reduce(
+        (dict, { attrs }) => {
+            dict[attrs.name || attrs.config_code] = attrs.value || attrs.config_value
+            return dict
+        }, { } as { [_: string]: string }
+    )
+    return dict
+}
+
 export * from './jid-utils'
 export { Binary } from '../../WABinary/Binary'