From 778c155b5c8e02abddf7b5a3a0c5fcb08f8898fc Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Sat, 27 Feb 2021 03:40:58 +0300
Subject: [PATCH] Add update "my_chat_member".

---
 telegram-bot-api/Client.cpp | 8 ++++++--
 telegram-bot-api/Client.h   | 6 ++++--
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/telegram-bot-api/Client.cpp b/telegram-bot-api/Client.cpp
index 14f244c..9239dbe 100644
--- a/telegram-bot-api/Client.cpp
+++ b/telegram-bot-api/Client.cpp
@@ -8254,6 +8254,8 @@ Client::Slice Client::get_update_type_name(UpdateType update_type) {
       return Slice("poll");
     case UpdateType::PollAnswer:
       return Slice("poll_answer");
+    case UpdateType::MyChatMember:
+      return Slice("my_chat_member");
     case UpdateType::ChatMember:
       return Slice("chat_member");
     default:
@@ -8531,8 +8533,10 @@ void Client::add_update_chat_member(object_ptr<td_api::updateChatMember> &&updat
   CHECK(update != nullptr);
   auto left_time = update->date_ + 86400 - get_unix_time();
   if (left_time > 0) {
-    auto webhook_queue_id = update->chat_id_ + (static_cast<int64>(5) << 33);
-    add_update(UpdateType::ChatMember, JsonChatMemberUpdated(update.get(), this), left_time, webhook_queue_id);
+    bool is_my = (update->old_chat_member_->user_id_ == my_id_);
+    auto webhook_queue_id = update->chat_id_ + (static_cast<int64>(is_my ? 5 : 6) << 33);
+    auto update_type = is_my ? UpdateType::MyChatMember : UpdateType::ChatMember;
+    add_update(update_type, JsonChatMemberUpdated(update.get(), this), left_time, webhook_queue_id);
   }
 }
 
diff --git a/telegram-bot-api/Client.h b/telegram-bot-api/Client.h
index af028fb..b209109 100644
--- a/telegram-bot-api/Client.h
+++ b/telegram-bot-api/Client.h
@@ -768,6 +768,7 @@ class Client : public WebhookActor::Callback {
     PreCheckoutQuery,
     Poll,
     PollAnswer,
+    MyChatMember,
     ChatMember,
     Size
   };
@@ -796,8 +797,9 @@ class Client : public WebhookActor::Callback {
 
   bool have_message_access(int64 chat_id) const;
 
-  // by default all 14 update types up to ChatMember are allowed
-  static constexpr td::uint32 DEFAULT_ALLOWED_UPDATE_TYPES = ((1 << 14) - 1);
+  // by default ChatMember updates are disabled
+  static constexpr td::uint32 DEFAULT_ALLOWED_UPDATE_TYPES =
+      (1 << static_cast<int32>(UpdateType::Size)) - 1 - (1 << static_cast<int32>(UpdateType::ChatMember));
 
   object_ptr<td_api::AuthorizationState> authorization_state_;
   bool was_authorized_ = false;