From e12a1550d9d9d723dc41edecf38c3a3ac3e3bed7 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Fri, 9 Feb 2024 16:20:13 +0300
Subject: [PATCH] More precise check in can_use_premium_custom_emoji.

---
 td/telegram/ContactsManager.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/td/telegram/ContactsManager.cpp b/td/telegram/ContactsManager.cpp
index 9014f6c49..f48a86fa6 100644
--- a/td/telegram/ContactsManager.cpp
+++ b/td/telegram/ContactsManager.cpp
@@ -5453,8 +5453,14 @@ bool ContactsManager::can_use_premium_custom_emoji(DialogId dialog_id) const {
   if (td_->option_manager_->get_option_boolean("is_premium")) {
     return true;
   }
-  if (dialog_id.get_type() == DialogType::Channel && is_megagroup_channel(dialog_id.get_channel_id())) {
-    return true;
+  if (dialog_id.get_type() == DialogType::Channel) {
+    auto channel_id = dialog_id.get_channel_id();
+    if (is_megagroup_channel(channel_id)) {
+      auto channel_full = get_channel_full_const(channel_id);
+      if (channel_full == nullptr || channel_full->emoji_sticker_set_id.is_valid()) {
+        return true;
+      }
+    }
   }
   if (!td_->auth_manager_->is_bot()) {
     return false;