refactor: remove redundant stream:error handling

src/Utils/generics.ts

@@ -6,6 +6,7 @@ import { Logger } from 'pino'
 import { proto } from '../../WAProto'
 import { version as baileysVersion } from '../Defaults/baileys-version.json'
 import { CommonBaileysEventEmitter, ConnectionState, DisconnectReason, WAVersion } from '../Types'
+import { BinaryNode, getAllBinaryNodeChildren } from '../WABinary'
 
 const PLATFORM_MAP = {
 	'aix': 'AIX',
@@ -273,6 +274,17 @@ const CODE_MAP: { [_: string]: DisconnectReason } = {
  * Stream errors generally provide a reason, map that to a baileys DisconnectReason
  * @param reason the string reason given, eg. "conflict"
  */
-export const getErrorCodeFromStreamErrorReason = (reason: string) => {
-	return CODE_MAP[reason] || DisconnectReason.badSession
+export const getErrorCodeFromStreamError = (node: BinaryNode) => {
+	const [reasonNode] = getAllBinaryNodeChildren(node)
+	let reason = reasonNode?.tag || 'unknown'
+	const statusCode = +(node.attrs.code || CODE_MAP[reason] || DisconnectReason.badSession)
+
+	if(statusCode === DisconnectReason.restartRequired) {
+		reason = 'restart required'
+	}
+
+	return {
+		reason,
+		statusCode
+	}
 }