From 7ccd8ab4abcf5caf62457e0c68fb5394c5ab55af Mon Sep 17 00:00:00 2001
From: Sumner Evans <sumner.evans@automattic.com>
Date: Thu, 26 Sep 2024 10:02:55 -0600
Subject: [PATCH] portal: handle self-leaves of groups

Signed-off-by: Sumner Evans <sumner.evans@automattic.com>
---
 pkg/connector/telegram.go | 37 +++++++++++++++++++++++--------------
 1 file changed, 23 insertions(+), 14 deletions(-)

diff --git a/pkg/connector/telegram.go b/pkg/connector/telegram.go
index e0285064..5515348b 100644
--- a/pkg/connector/telegram.go
+++ b/pkg/connector/telegram.go
@@ -69,21 +69,22 @@ func (t *TelegramClient) onUpdateNewMessage(ctx context.Context, update IGetMess
 	case *tg.MessageService:
 		sender := t.getEventSender(msg)
 
-		chatInfoChange := simplevent.ChatInfoChange{
-			EventMeta: simplevent.EventMeta{
-				Type:      bridgev2.RemoteEventChatInfoChange,
-				PortalKey: t.makePortalKeyFromPeer(msg.PeerID),
-				Sender:    sender,
-				Timestamp: time.Unix(int64(msg.Date), 0),
-				LogContext: func(c zerolog.Context) zerolog.Context {
-					return c.
-						Int("message_id", msg.GetID()).
-						Str("sender", string(sender.Sender)).
-						Str("sender_login", string(sender.SenderLogin)).
-						Bool("is_from_me", sender.IsFromMe).
-						Stringer("peer_id", msg.PeerID)
-				},
+		eventMeta := simplevent.EventMeta{
+			Type:      bridgev2.RemoteEventChatInfoChange,
+			PortalKey: t.makePortalKeyFromPeer(msg.PeerID),
+			Sender:    sender,
+			Timestamp: time.Unix(int64(msg.Date), 0),
+			LogContext: func(c zerolog.Context) zerolog.Context {
+				return c.
+					Int("message_id", msg.GetID()).
+					Str("sender", string(sender.Sender)).
+					Str("sender_login", string(sender.SenderLogin)).
+					Bool("is_from_me", sender.IsFromMe).
+					Stringer("peer_id", msg.PeerID)
 			},
+		}
+		chatInfoChange := simplevent.ChatInfoChange{
+			EventMeta:      eventMeta,
 			ChatInfoChange: &bridgev2.ChatInfoChange{},
 		}
 
@@ -116,6 +117,14 @@ func (t *TelegramClient) onUpdateNewMessage(ctx context.Context, update IGetMess
 			}
 		case *tg.MessageActionChatDeleteUser:
 			sender := ids.MakeUserID(action.UserID)
+			if action.UserID == t.telegramUserID {
+				eventMeta.Type = bridgev2.RemoteEventChatDelete
+				t.main.Bridge.QueueRemoteEvent(t.userLogin, &simplevent.ChatDelete{
+					EventMeta: eventMeta,
+					OnlyForMe: true,
+				})
+				return nil
+			}
 			chatInfoChange.ChatInfoChange.MemberChanges = &bridgev2.ChatMemberList{
 				MemberMap: map[networkid.UserID]bridgev2.ChatMember{
 					sender: {