From 6b26effc29e23e77333d4697faab1bc6f99319d3 Mon Sep 17 00:00:00 2001
From: Laura Hausmann <laura@hausmann.dev>
Date: Mon, 9 Jan 2023 15:08:10 +0100
Subject: [PATCH] Ignore unknown slash commands in groups not explicitly
 directed at us

---
 Program.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Program.cs b/Program.cs
index aead7af..e5c4e2d 100644
--- a/Program.cs
+++ b/Program.cs
@@ -72,6 +72,9 @@ async Task BotOnMessageReceived(ITelegramBotClient botClient, Message message) {
 			command = firstword.Replace($"@{me.Username}", "").TrimStart('/');
 			// remove command (and optional username) from message text
 			query = message.Text?[firstword.Length..];
+			// ignore unknown slash commands in groups not explicitly directed at us
+			if (!iBotCommands.Contains(command) && message.Chat.Type != ChatType.Private && !firstword.Contains($"@{me.Username}"))
+				return;
 		}
 		else {
 			// are we sure the bot is being asked?