From abf5af0e725f9b9cada58901b5661a2d6f9a462b Mon Sep 17 00:00:00 2001
From: Rajeh Taher <rajeh@reforward.dev>
Date: Thu, 6 Nov 2025 23:52:38 +0200
Subject: [PATCH] history: improve history sync and support new payload

---
 src/Defaults/index.ts | 14 +++++++-------
 src/Socket/chats.ts   |  2 +-
 src/Utils/history.ts  |  7 ++++++-
 3 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/src/Defaults/index.ts b/src/Defaults/index.ts
index 21fed6b2..3f966b3b 100644
--- a/src/Defaults/index.ts
+++ b/src/Defaults/index.ts
@@ -35,13 +35,13 @@ export const WA_CERT_DETAILS = {
 }
 
 export const PROCESSABLE_HISTORY_TYPES = [
-	proto.Message.HistorySyncNotification.HistorySyncType.INITIAL_BOOTSTRAP,
-	proto.Message.HistorySyncNotification.HistorySyncType.PUSH_NAME,
-	proto.Message.HistorySyncNotification.HistorySyncType.RECENT,
-	proto.Message.HistorySyncNotification.HistorySyncType.FULL,
-	proto.Message.HistorySyncNotification.HistorySyncType.ON_DEMAND,
-	proto.Message.HistorySyncNotification.HistorySyncType.NON_BLOCKING_DATA,
-	proto.Message.HistorySyncNotification.HistorySyncType.INITIAL_STATUS_V3
+	proto.HistorySync.HistorySyncType.INITIAL_BOOTSTRAP,
+	proto.HistorySync.HistorySyncType.PUSH_NAME,
+	proto.HistorySync.HistorySyncType.RECENT,
+	proto.HistorySync.HistorySyncType.FULL,
+	proto.HistorySync.HistorySyncType.ON_DEMAND,
+	proto.HistorySync.HistorySyncType.NON_BLOCKING_DATA,
+	proto.HistorySync.HistorySyncType.INITIAL_STATUS_V3,
 ]
 
 export const DEFAULT_CONNECTION_CONFIG: SocketConfig = {
diff --git a/src/Socket/chats.ts b/src/Socket/chats.ts
index cae897fd..f9a767ca 100644
--- a/src/Socket/chats.ts
+++ b/src/Socket/chats.ts
@@ -1036,7 +1036,7 @@ export const makeChatsSocket = (config: SocketConfig) => {
 
 		const historyMsg = getHistoryMsg(msg.message!)
 		const shouldProcessHistoryMsg = historyMsg
-			? shouldSyncHistoryMessage(historyMsg) && PROCESSABLE_HISTORY_TYPES.includes(historyMsg.syncType!)
+			? shouldSyncHistoryMessage(historyMsg) && PROCESSABLE_HISTORY_TYPES.includes(historyMsg.syncType! as proto.HistorySync.HistorySyncType)
 			: false
 
 		// State machine: decide on sync and flush
diff --git a/src/Utils/history.ts b/src/Utils/history.ts
index b2557a80..57f47614 100644
--- a/src/Utils/history.ts
+++ b/src/Utils/history.ts
@@ -96,7 +96,12 @@ export const downloadAndProcessHistorySyncNotification = async (
 	msg: proto.Message.IHistorySyncNotification,
 	options: RequestInit
 ) => {
-	const historyMsg = await downloadHistory(msg, options)
+	let historyMsg: proto.HistorySync
+	if (msg.initialHistBootstrapInlinePayload) {
+		historyMsg = proto.HistorySync.decode(await inflatePromise(msg.initialHistBootstrapInlinePayload))
+	} else {
+		historyMsg = await downloadHistory(msg, options)
+	}
 	return processHistoryMessage(historyMsg)
 }