From 35b5223fa3b552442c6323d3c09a286887325ccd Mon Sep 17 00:00:00 2001
From: DarkRRb <177549718+DarkRRb@users.noreply.github.com>
Date: Wed, 21 May 2025 18:56:19 +0800
Subject: [PATCH 1/3] [Core] fix private chat Forward with additional
 information

---
 Lagrange.Core/Message/Entity/ForwardEntity.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Lagrange.Core/Message/Entity/ForwardEntity.cs b/Lagrange.Core/Message/Entity/ForwardEntity.cs
index 9db443713..ff3f8f2e6 100644
--- a/Lagrange.Core/Message/Entity/ForwardEntity.cs
+++ b/Lagrange.Core/Message/Entity/ForwardEntity.cs
@@ -63,7 +63,7 @@ IEnumerable<Elem> PackElement(bool additional)
             },
         };
 
-        if (additional && ClientSequence != 0)
+        if (additional && ClientSequence == 0)
         {
             result.Add(new Elem
             {

From 397e4b9216a17e0f8711c85be279cffb30281f5b Mon Sep 17 00:00:00 2001
From: DarkRRb <177549718+DarkRRb@users.noreply.github.com>
Date: Wed, 21 May 2025 19:20:43 +0800
Subject: [PATCH 2/3] =?UTF-8?q?=EF=BC=88=EF=BC=9B=C2=B4=D0=B4=EF=BD=80?=
 =?UTF-8?q?=EF=BC=89=E3=82=9E?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Lagrange.Core/Message/Entity/ForwardEntity.cs | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/Lagrange.Core/Message/Entity/ForwardEntity.cs b/Lagrange.Core/Message/Entity/ForwardEntity.cs
index ff3f8f2e6..4b33d2f38 100644
--- a/Lagrange.Core/Message/Entity/ForwardEntity.cs
+++ b/Lagrange.Core/Message/Entity/ForwardEntity.cs
@@ -38,13 +38,12 @@ public ForwardEntity(MessageChain chain)
         Chain = chain;
     }
 
-    IEnumerable<Elem> IMessageEntity.PackElement() => PackElement(true);
+    IEnumerable<Elem> IMessageEntity.PackElement() => PackElement(false);
 
-    IEnumerable<Elem> IMessageEntity.PackFakeElement() => PackElement(false);
+    IEnumerable<Elem> IMessageEntity.PackFakeElement() => PackElement(true);
 
-    IEnumerable<Elem> PackElement(bool additional)
+    IEnumerable<Elem> PackElement(bool fake)
     {
-        byte[] bytes = ProtoExt.SerializeToBytes(MessagePacker.BuildFake(Chain, _selfUid));
         var result = new List<Elem> {
             new() {
                 SrcMsg = new SrcMsg {
@@ -57,13 +56,13 @@ IEnumerable<Elem> PackElement(bool additional)
                         MessageId = MessageId,
                         SenderUid = Uid,
                     }),
-                    SourceMsg = !additional ? bytes : null,
+                    SourceMsg = fake ? ProtoExt.SerializeToBytes(MessagePacker.BuildFake(Chain, _selfUid)) : null,
                     ToUin = 0
                 }
             },
         };
 
-        if (additional && ClientSequence == 0)
+        if (!fake && ClientSequence == 0)
         {
             result.Add(new Elem
             {

From bb412fb61eed7cc8cd047ef3ec1ffa2e222fe2c2 Mon Sep 17 00:00:00 2001
From: DarkRRb <177549718+DarkRRb@users.noreply.github.com>
Date: Wed, 21 May 2025 19:43:14 +0800
Subject: [PATCH 3/3] =?UTF-8?q?(=E3=81=A3=20=C2=B0=D0=94=20=C2=B0;)?=
 =?UTF-8?q?=E3=81=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Lagrange.Core/Message/Entity/ForwardEntity.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Lagrange.Core/Message/Entity/ForwardEntity.cs b/Lagrange.Core/Message/Entity/ForwardEntity.cs
index 4b33d2f38..d75eb077c 100644
--- a/Lagrange.Core/Message/Entity/ForwardEntity.cs
+++ b/Lagrange.Core/Message/Entity/ForwardEntity.cs
@@ -71,8 +71,8 @@ IEnumerable<Elem> PackElement(bool fake)
                     Str = "not null",
                     PbReserve = ProtoExt.SerializeToBytes(new MentionExtra
                     {
-                        Type = 1,
-                        Uin = TargetUin,
+                        Type = 2,
+                        Uid = Chain.Uid!,
                     })
                 }
             });