From f3f1b37b85eaf4cc55a888198b4a147f11f01312 Mon Sep 17 00:00:00 2001
From: Wizou <11647984+wiz0u@users.noreply.github.com>
Date: Sat, 24 Sep 2022 15:34:31 +0200
Subject: [PATCH] _saltChangeCounter is now in seconds

---
 EXAMPLES.md   | 25 +++++++++++++++++++++----
 src/Client.cs |  6 +++---
 2 files changed, 24 insertions(+), 7 deletions(-)

diff --git a/EXAMPLES.md b/EXAMPLES.md
index 1415cd4..1a62b18 100644
--- a/EXAMPLES.md
+++ b/EXAMPLES.md
@@ -417,17 +417,34 @@ await client.Account_UpdatePasswordSettings(password, new Account_PasswordInputS
 
 <a name="reaction"></a>
 <a name="pinned"></a>
-### Send a message reaction on pinned messages
-This code fetches the available reactions in a given chat, and sends the first reaction emoji (usually 👍) on the last 2 pinned messages:
+<a name="custom_emoji"></a>
+### Fun with custom emojies and reactions on pinned messages
 ```csharp
+// • Fetch all available standard emoji reactions
+var all_emoji = await client.Messages_GetAvailableReactions();
+
 var chats = await client.Messages_GetAllChats();
 var chat = chats.chats[1234567890]; // the chat we want
+
+// • Check reactions available in this chat
 var full = await client.GetFullChat(chat);
-var reaction = full.full_chat.AvailableReactions[0]; // choose the first available reaction emoji
+Reaction reaction = full.full_chat.AvailableReactions switch
+{
+	ChatReactionsSome some => some.reactions[0],// only some reactions are allowed => pick the first
+	ChatReactionsAll all =>						// all reactions are allowed in this chat
+		all.flags.HasFlag(ChatReactionsAll.Flags.allow_custom) && client.User.flags.HasFlag(TL.User.Flags.premium)
+		? new ReactionCustomEmoji { document_id = 5190875290439525089 }		// we can use custom emoji reactions here
+		: new ReactionEmoji { emoticon = all_emoji.reactions[0].reaction },	// else, pick the first standard emoji reaction
+	_ => null									// reactions are not allowed in this chat
+};
+if (reaction == null) return;
+
+// • Send the selected reaction on the last 2 pinned messages
 var messages = await client.Messages_Search<InputMessagesFilterPinned>(chat, limit: 2);
 foreach (var msg in messages.Messages)
-    await client.Messages_SendReaction(chat, msg.ID, reaction);
+	await client.Messages_SendReaction(chat, msg.ID, reaction: new[] { reaction });
 ```
+*Note: you can find custom emojies document ID via API methods like [Messages_GetFeaturedEmojiStickers](https://corefork.telegram.org/method/messages.getFeaturedEmojiStickers). Access hash is not required*
 
 <a name="database"></a><a name="sessionStore"></a><a name="customStore"></a>
 ### Store session data to database or elsewhere, instead of files
diff --git a/src/Client.cs b/src/Client.cs
index 5548888..550dcb8 100644
--- a/src/Client.cs
+++ b/src/Client.cs
@@ -428,8 +428,8 @@ namespace WTelegram
 				{
 					Helpers.Log(2, $"{_dcSession.DcID}>Server salt has changed: {_dcSession.Salt:X} -> {serverSalt:X}");
 					_dcSession.Salt = serverSalt;
-					_saltChangeCounter += 20; // counter is decreased by KeepAlive every minute (we have margin of 10)
-					if (_saltChangeCounter >= 30)
+					_saltChangeCounter += 1200; // counter is decreased by KeepAlive (we have margin of 10 min)
+					if (_saltChangeCounter >= 1800)
 						throw new ApplicationException("Server salt changed too often! Security issue?");
 				}
 				if ((seqno & 1) != 0) lock (_msgsToAck) _msgsToAck.Add(msgId);
@@ -862,7 +862,7 @@ namespace WTelegram
 			while (!ct.IsCancellationRequested)
 			{
 				await Task.Delay(Math.Abs(PingInterval) * 1000, ct);
-				if (_saltChangeCounter > 0) --_saltChangeCounter;
+				if (_saltChangeCounter > 0) _saltChangeCounter -= Math.Abs(PingInterval);
 				if (PingInterval <= 0)
 					await this.Ping(ping_id++);
 				else // see https://core.telegram.org/api/optimisation#grouping-updates