From f189ffc6ac9947758b759d5b7e2ad6562b338e5d Mon Sep 17 00:00:00 2001
From: test <test@test.test>
Date: Tue, 20 Jul 2021 22:10:04 +0300
Subject: [PATCH] Summary

---
 Telegram/Resources/langs/lang.strings         |  1 +
 .../SourceFiles/history/history_widget.cpp    | 25 +++++++++++++++++++
 Telegram/SourceFiles/history/history_widget.h |  2 ++
 3 files changed, 28 insertions(+)

diff --git a/Telegram/Resources/langs/lang.strings b/Telegram/Resources/langs/lang.strings
index 7a78cd6b4..25d3e5559 100644
--- a/Telegram/Resources/langs/lang.strings
+++ b/Telegram/Resources/langs/lang.strings
@@ -1641,6 +1641,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_context_mark_read_sure" = "Are you sure you want to mark all chats from this folder as read?";
 "lng_context_mark_read_all" = "Mark all chats as read";
 "lng_context_mark_read_all_sure" = "Are you sure you want to mark all chats as read?";
+"lng_context_mark_read_mentions_all" = "Mark all mentions as read"
 "lng_context_archive_expand" = "Expand";
 "lng_context_archive_collapse" = "Collapse";
 "lng_context_archive_to_menu" = "Move to main menu";
diff --git a/Telegram/SourceFiles/history/history_widget.cpp b/Telegram/SourceFiles/history/history_widget.cpp
index 07ea802ba..8e08e78cf 100644
--- a/Telegram/SourceFiles/history/history_widget.cpp
+++ b/Telegram/SourceFiles/history/history_widget.cpp
@@ -6964,6 +6964,31 @@ void HistoryWidget::synteticScrollToY(int y) {
 	_synteticScrollEvent = false;
 }
 
+void HistoryWidget::setupUnreadMentionsButtonContextMenu(not_null<Ui::RpWidget*> button) {
+	const auto menu = std::make_shared<base::unique_qptr<Ui::PopupMenu>>();
+	const auto showMenu = [=] {
+		*menu = base::make_unique_q<Ui::PopupMenu>(button);
+		(*menu)->addAction(tr::lng_context_mark_read_mentions_all(tr::now), [=] {
+			if (_history) {
+				// You must add checks for peer and peer->input validity here and everywhere else in code as well
+				// Store it somewhere in vector for each chat, if we don't have internet connection check if request already exists in vector,
+				// you can either drop and replace or simply put it inside if
+				// Delete this comments when you end
+				_history->session().api().request(MTPmessages_ReadMentions(_history->peer->input)).send();
+			}
+		});
+		(*menu)->popup(QCursor::pos());
+		return true;
+	};
+
+	base::install_event_filter(button, [=](not_null<QEvent*> e) {
+		if (e->type() == QEvent::ContextMenu && showMenu()) {
+			return base::EventFilterResult::Cancel;
+		}
+		return base::EventFilterResult::Continue;
+	});
+}
+
 HistoryWidget::~HistoryWidget() {
 	if (_history) {
 		// Saving a draft on account switching.
diff --git a/Telegram/SourceFiles/history/history_widget.h b/Telegram/SourceFiles/history/history_widget.h
index ca7847214..cdf882b2e 100644
--- a/Telegram/SourceFiles/history/history_widget.h
+++ b/Telegram/SourceFiles/history/history_widget.h
@@ -597,6 +597,8 @@ private:
 
 	bool kbWasHidden() const;
 
+	void setupUnreadMentionsButtonContextMenu(not_null<Ui::RpWidget*> button);
+
 	MTP::Sender _api;
 	MsgId _replyToId = 0;
 	Ui::Text::String _replyToName;