From 808a63a78efe838f828805479e8b916b46e4e007 Mon Sep 17 00:00:00 2001
From: Mrs4s <1844812067@qq.com>
Date: Wed, 9 Sep 2020 18:32:04 +0800
Subject: [PATCH] add: SetAdmin().

---
 client/builders.go | 22 ++++++++++++++++++++++
 client/client.go   |  4 ++++
 client/entities.go |  6 ++++++
 3 files changed, 32 insertions(+)

diff --git a/client/builders.go b/client/builders.go
index 8d837fab..b0a476cc 100644
--- a/client/builders.go
+++ b/client/builders.go
@@ -915,6 +915,28 @@ func (c *QQClient) buildGroupMutePacket(groupCode, memberUin int64, time uint32)
 	return seq, packet
 }
 
+// OidbSvc.0x55c_1
+func (c *QQClient) buildGroupAdminSetPacket(groupCode, member int64, flag bool) (uint16, []byte) {
+	seq := c.nextSeq()
+	req := &oidb.OIDBSSOPkg{
+		Command:     1372,
+		ServiceType: 1,
+		Bodybuffer: binary.NewWriterF(func(w *binary.Writer) {
+			w.WriteUInt32(uint32(groupCode))
+			w.WriteUInt32(uint32(member))
+			w.WriteByte(func() byte {
+				if flag {
+					return 1
+				}
+				return 0
+			}())
+		}),
+	}
+	payload, _ := proto.Marshal(req)
+	packet := packets.BuildUniPacket(c.Uin, seq, "OidbSvc.0x55c_1", 1, c.OutGoingPacketSessionId, EmptyBytes, c.sigInfo.d2Key, payload)
+	return seq, packet
+}
+
 // MultiMsg.ApplyUp
 func (c *QQClient) buildMultiApplyUpPacket(data, hash []byte, buType int32, groupUin int64) (uint16, []byte) {
 	seq := c.nextSeq()
diff --git a/client/client.go b/client/client.go
index 54e27b15..fb806935 100644
--- a/client/client.go
+++ b/client/client.go
@@ -803,6 +803,10 @@ func (c *QQClient) editMemberSpecialTitle(groupCode, memberUin int64, title stri
 	_, _ = c.sendAndWait(c.buildEditSpecialTitlePacket(groupCode, memberUin, title))
 }
 
+func (c *QQClient) setGroupAdmin(groupCode, memberUin int64, flag bool) {
+	_, _ = c.sendAndWait(c.buildGroupAdminSetPacket(groupCode, memberUin, flag))
+}
+
 func (c *QQClient) updateGroupName(groupCode int64, newName string) {
 	_, _ = c.sendAndWait(c.buildGroupNameUpdatePacket(groupCode, newName))
 }
diff --git a/client/entities.go b/client/entities.go
index 90126ff7..4e690552 100644
--- a/client/entities.go
+++ b/client/entities.go
@@ -246,6 +246,12 @@ func (m *GroupMemberInfo) EditCard(card string) {
 	}
 }
 
+func (m *GroupMemberInfo) SetAdmin(flag bool) {
+	if m.Group.OwnerUin == m.Group.client.Uin {
+		m.Group.client.setGroupAdmin(m.Group.Code, m.Uin, flag)
+	}
+}
+
 func (m *GroupMemberInfo) EditSpecialTitle(title string) {
 	if m.Group.SelfPermission() == Owner && len(title) <= 18 {
 		m.Group.client.editMemberSpecialTitle(m.Group.Code, m.Uin, title)