feat: add mutual contact indicator to contacts list

Telegram/SourceFiles/ayu/ui/ayu_icons.style

@@ -18,6 +18,8 @@ ayuSReadMenuIcon: icon {{ "ayu/sread", menuIconColor }};
 ayuStreamerModeMenuIcon: icon {{ "ayu/streamer", menuIconColor }};
 ayuToBeginningMenuIcon: icon {{ "ayu/to_beginning", menuIconColor }};
 ayuRepeatMenuIcon: icon {{ "ayu/repeat", menuIconColor }};
+ayuContactsMutualIcon: icon {{ "ayu/contacts_mutual", contactsStatusFg }};
+ayuContactsMutualIconOver: icon {{ "ayu/contacts_mutual", contactsStatusFgOver }};
 
 messageFieldAttachIcon: icon {{ "ayu/message_field/attach", menuIconColor }};
 messageFieldCommandsIcon: icon {{ "ayu/message_field/commands", menuIconColor }};

Telegram/SourceFiles/boxes/peer_list_controllers.cpp

@@ -51,6 +51,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "window/window_session_controller.h" // showAddContact()
 #include "base/unixtime.h"
 #include "styles/style_boxes.h"
+#include "styles/style_ayu_icons.h"
 #include "styles/style_profile.h"
 #include "styles/style_dialogs.h"
 #include "styles/style_chat_helpers.h"
@@ -61,6 +62,57 @@ namespace {
 constexpr auto kSortByOnlineThrottle = 3 * crl::time(1000);
 constexpr auto kSearchPerPage = 50;
 
+class ContactsMutualRow final : public PeerListRow {
+public:
+	using PeerListRow::PeerListRow;
+
+protected:
+	QSize rightActionSize() const override {
+		return isMutualContact()
+			? QSize(st::ayuContactsMutualIcon.width(), st::ayuContactsMutualIcon.height())
+			: QSize();
+	}
+
+	QMargins rightActionMargins() const override {
+		const auto size = rightActionSize();
+		if (size.isEmpty()) {
+			return QMargins();
+		}
+		const auto right = st::contactsWithStories.item.photoPosition.x();
+		return QMargins(
+			right,
+			(st::contactsWithStories.item.height - size.height()) / 2,
+			right,
+			0);
+	}
+
+	bool rightActionDisabled() const override {
+		return true;
+	}
+
+	void rightActionPaint(
+			Painter &p,
+			int x,
+			int y,
+			int outerWidth,
+			bool selected,
+			bool actionSelected) override {
+		if (!isMutualContact()) {
+			return;
+		}
+		(selected
+			? st::ayuContactsMutualIconOver
+			: st::ayuContactsMutualIcon).paint(p, x, y, outerWidth);
+	}
+
+private:
+	[[nodiscard]] bool isMutualContact() const {
+		const auto user = peer()->asUser();
+		return user && (user->flags() & UserDataFlag::MutualContact);
+	}
+
+};
+
 } // namespace
 
 object_ptr<Ui::BoxContent> PrepareContactsBox(
@@ -78,7 +130,7 @@ object_ptr<Ui::BoxContent> PrepareContactsBox(
 		std::unique_ptr<PeerListRow> createRow(
 				not_null<UserData*> user) override {
 			return !user->isSelf()
-				? ContactsBoxController::createRow(user)
+				? std::make_unique<ContactsMutualRow>(user)
 				: nullptr;
 		}