update.

client/decoders.go

@@ -943,13 +943,14 @@ func decodeSystemMsgGroupPacket(c *QQClient, _ uint16, payload []byte) (interfac
 	if len(rsp.Groupmsgs) == 0 {
 		return nil, nil
 	}
-	st := rsp.Groupmsgs[0]
+	ret := &GroupSystemMessages{}
+	for _, st := range rsp.Groupmsgs {
 		if st.Msg != nil {
 			if st.Msg.SubType == 1 {
 				// 处理被邀请入群 或 处理成员入群申请
 				switch st.Msg.GroupMsgType {
 				case 1: // 成员申请
-				c.dispatchJoinGroupRequest(&UserJoinGroupRequest{
+					ret.JoinRequests = append(ret.JoinRequests, &UserJoinGroupRequest{
 						RequestId:     st.MsgSeq,
 						Message:       st.Msg.MsgAdditional,
 						RequesterUin:  st.ReqUin,
@@ -959,7 +960,7 @@ func decodeSystemMsgGroupPacket(c *QQClient, _ uint16, payload []byte) (interfac
 						client:        c,
 					})
 				case 2: // 被邀请
-				c.dispatchGroupInvitedEvent(&GroupInvitedRequest{
+					ret.InvitedRequests = append(ret.InvitedRequests, &GroupInvitedRequest{
 						RequestId:   st.MsgSeq,
 						InvitorUin:  st.Msg.ActionUin,
 						InvitorNick: st.Msg.ActionUinNick,
@@ -980,7 +981,8 @@ func decodeSystemMsgGroupPacket(c *QQClient, _ uint16, payload []byte) (interfac
 				log.Println("unknown group msg:", st)
 			}
 		}
-	return nil, nil
+	}
+	return ret, nil
 }
 
 // ProfileService.Pb.ReqSystemMsgNew.Friend

client/entities.go

@@ -151,6 +151,11 @@ type (
 		Message string
 	}
 
+	GroupSystemMessages struct {
+		InvitedRequests []*GroupInvitedRequest
+		JoinRequests    []*UserJoinGroupRequest
+	}
+
 	GroupInvitedRequest struct {
 		RequestId   int64
 		InvitorUin  int64