From 5ec8eab64b336494f3633f12a7dff8a7e39c8222 Mon Sep 17 00:00:00 2001
From: Bohdan Horbeshko <bodqhrohro@gmail.com>
Date: Fri, 25 Jul 2025 17:21:38 -0400
Subject: [PATCH] Send 170 status code when joining supergroups (assuming they
 are public and basic groups are not)

---
 telegram/utils.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/telegram/utils.go b/telegram/utils.go
index 98fbc3c..2426e93 100644
--- a/telegram/utils.go
+++ b/telegram/utils.go
@@ -695,6 +695,7 @@ func (c *Client) sendMUCStatuses(chatID int64) {
 	}
 }
 
+// achtung: assuming a locked mucState context
 func (c *Client) updateMUCOccupants(mucState *MUCState, chatID int64, members []*client.ChatMember) {
 	sChatId := gateway.MUCNODE(chatID)
 	myNickname := "me"
@@ -738,6 +739,10 @@ func (c *Client) updateMUCOccupants(mucState *MUCState, chatID int64, members []
 	}
 
 	// according to the spec, own occupant entry should be sent the last
+	selfStatusCodes := []uint16{100, 110, 210}
+	if chat != nil && chat.Type.ChatTypeType() == client.TypeChatTypeSupergroup {
+		selfStatusCodes = append(selfStatusCodes, 170)
+	}
 	c.sendPresence(
 		gateway.SPFrom(sChatId),
 		gateway.SPResource(myNickname),
@@ -745,7 +750,7 @@ func (c *Client) updateMUCOccupants(mucState *MUCState, chatID int64, members []
 		gateway.SPMUCAffiliation(myAffiliation),
 		gateway.SPMUCRole(myRole),
 		gateway.SPMUCJid(myJid),
-		gateway.SPMUCStatusCodes([]uint16{100, 110, 210}),
+		gateway.SPMUCStatusCodes(selfStatusCodes),
 		gateway.SPToJids(toJids),
 	)
 }