From b2f8a8e5d64d23912b2b794d2d6bbea841fa2d78 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Tue, 9 Jan 2024 14:56:32 +0300
Subject: [PATCH] Support UserFull.read_dates_private.

---
 td/telegram/ContactsManager.cpp | 15 +++++++++++++++
 td/telegram/ContactsManager.h   |  4 ++++
 td/telegram/MessagesManager.cpp |  3 +++
 3 files changed, 22 insertions(+)

diff --git a/td/telegram/ContactsManager.cpp b/td/telegram/ContactsManager.cpp
index 923c827dc..6c3c8a0df 100644
--- a/td/telegram/ContactsManager.cpp
+++ b/td/telegram/ContactsManager.cpp
@@ -3583,6 +3583,7 @@ void ContactsManager::UserFull::store(StorerT &storer) const {
   STORE_FLAG(has_pinned_stories);
   STORE_FLAG(is_blocked_for_stories);
   STORE_FLAG(wallpaper_overridden);
+  STORE_FLAG(read_dates_private);
   END_STORE_FLAGS();
   if (has_about) {
     store(about, storer);
@@ -3668,6 +3669,7 @@ void ContactsManager::UserFull::parse(ParserT &parser) {
   PARSE_FLAG(has_pinned_stories);
   PARSE_FLAG(is_blocked_for_stories);
   PARSE_FLAG(wallpaper_overridden);
+  PARSE_FLAG(read_dates_private);
   END_PARSE_FLAGS();
   if (has_about) {
     parse(about, parser);
@@ -5154,6 +5156,14 @@ bool ContactsManager::get_user_voice_messages_forbidden(UserId user_id) const {
   return false;
 }
 
+bool ContactsManager::get_user_read_dates_private(UserId user_id) {
+  auto user_full = get_user_full_force(user_id, "get_user_read_dates_private");
+  if (user_full != nullptr) {
+    return user_full->read_dates_private;
+  }
+  return false;
+}
+
 string ContactsManager::get_dialog_about(DialogId dialog_id) {
   switch (dialog_id.get_type()) {
     case DialogType::User: {
@@ -11543,6 +11553,10 @@ void ContactsManager::on_get_user_full(tl_object_ptr<telegram_api::userFull> &&u
     user_full->private_forward_name = std::move(user->private_forward_name_);
     user_full->need_save_to_database = true;
   }
+  if (user_full->read_dates_private != user->read_dates_private_) {
+    user_full->read_dates_private = std::move(user->read_dates_private_);
+    user_full->need_save_to_database = true;
+  }
   if (user_full->about != user->about_) {
     user_full->about = std::move(user->about_);
     user_full->is_changed = true;
@@ -13254,6 +13268,7 @@ void ContactsManager::drop_user_full(UserId user_id) {
   user_full->premium_gift_options.clear();
   user_full->voice_messages_forbidden = false;
   user_full->has_pinned_stories = false;
+  user_full->read_dates_private = false;
   user_full->is_changed = true;
 
   update_user_full(user_full, user_id, "drop_user_full");
diff --git a/td/telegram/ContactsManager.h b/td/telegram/ContactsManager.h
index 3f0569954..ce80ab5bb 100644
--- a/td/telegram/ContactsManager.h
+++ b/td/telegram/ContactsManager.h
@@ -162,8 +162,11 @@ class ContactsManager final : public Actor {
   bool get_channel_stories_hidden(ChannelId channel_id) const;
 
   string get_user_private_forward_name(UserId user_id);
+
   bool get_user_voice_messages_forbidden(UserId user_id) const;
 
+  bool get_user_read_dates_private(UserId user_id);
+
   string get_dialog_about(DialogId dialog_id);
 
   string get_dialog_search_text(DialogId dialog_id) const;
@@ -832,6 +835,7 @@ class ContactsManager final : public Actor {
     bool wallpaper_overridden = false;
     bool voice_messages_forbidden = false;
     bool has_pinned_stories = false;
+    bool read_dates_private = false;
 
     bool is_common_chat_count_changed = true;
     bool is_being_updated = false;
diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index f151c2d06..8dc8ead56 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -17210,6 +17210,9 @@ void MessagesManager::get_message_read_date(MessageFullId message_full_id,
   if (d->last_read_outbox_message_id < m->message_id) {
     return promise.set_value(td_api::make_object<td_api::messageReadDateUnread>());
   }
+  if (td_->contacts_manager_->get_user_read_dates_private(dialog_id.get_user_id())) {
+    return promise.set_value(td_api::make_object<td_api::messageReadDateUserPrivacyRestricted>());
+  }
 
   td_->create_handler<GetOutboxReadDateQuery>(std::move(promise))
       ->send(message_full_id.get_dialog_id(), message_full_id.get_message_id());