Show "Join" button for pinned call links.

Telegram/SourceFiles/history/history_widget.cpp

@@ -7651,12 +7651,12 @@ void HistoryWidget::checkPinnedBarState() {
 		}
 		return (count > 1);
 	}) | rpl::distinct_until_changed();
-	auto markupRefreshed = HistoryView::PinnedBarItemWithReplyMarkup(
+	auto customButtonItem = HistoryView::PinnedBarItemWithCustomButton(
 		&session(),
 		_pinnedTracker->shownMessageId());
 	rpl::combine(
 		rpl::duplicate(pinnedRefreshed),
-		rpl::duplicate(markupRefreshed)
+		rpl::duplicate(customButtonItem)
 	) | rpl::start_with_next([=](bool many, HistoryItem *item) {
 		refreshPinnedBarButton(many, item);
 	}, _pinnedBar->lifetime());
@@ -7667,7 +7667,7 @@ void HistoryWidget::checkPinnedBarState() {
 			_pinnedTracker->shownMessageId(),
 			[bar = _pinnedBar.get()] { bar->customEmojiRepaint(); }),
 		std::move(pinnedRefreshed),
-		std::move(markupRefreshed)
+		std::move(customButtonItem)
 	) | rpl::map([=](Ui::MessageBarContent &&content, bool, HistoryItem*) {
 		const auto id = (!content.title.isEmpty() || !content.text.empty())
 			? _pinnedTracker->currentMessageId().message
@@ -7805,58 +7805,31 @@ void HistoryWidget::refreshPinnedBarButton(bool many, HistoryItem *item) {
 					? id.message.msg
 					: (id.message.msg - ServerMaxMsgId))));
 	};
-	if (const auto replyMarkup = item ? item->inlineReplyMarkup() : nullptr) {
-		const auto &rows = replyMarkup->data.rows;
-		if ((rows.size() == 1) && (rows.front().size() == 1)) {
-			const auto text = rows.front().front().text;
-			if (!text.isEmpty()) {
-				const auto &st = st::historyPinnedBotButton;
-				auto button = object_ptr<Ui::RoundButton>(
-					this,
-					rpl::never<QString>(),
-					st);
-				const auto label = Ui::CreateChild<Ui::FlatLabel>(
-					button.data(),
-					text,
-					st::historyPinnedBotLabel);
-				if (label->width() > st::historyPinnedBotButtonMaxWidth) {
-					label->resizeToWidth(st::historyPinnedBotButtonMaxWidth);
-				}
-				button->setFullWidth(label->width()
-					+ st.padding.left()
-					+ st.padding.right()
-					+ st.height);
-				label->moveToLeft(
-					st.padding.left() + st.height / 2,
-					(button->height() - label->height()) / 2);
-				label->setTextColorOverride(st.textFg->c);
-				label->setAttribute(Qt::WA_TransparentForMouseEvents);
-				button->setTextTransform(
-					Ui::RoundButton::TextTransform::NoTransform);
-				button->setFullRadius(true);
-				button->setClickedCallback([=] {
-					Api::ActivateBotCommand(
-						_list->prepareClickHandlerContext(item->fullId()),
-						0,
-						0);
-				});
-				struct State {
-					base::unique_qptr<Ui::PopupMenu> menu;
-				};
-				const auto state = button->lifetime().make_state<State>();
-				_pinnedBar->contextMenuRequested(
-				) | rpl::start_with_next([=, raw = button.data()] {
-					state->menu = base::make_unique_q<Ui::PopupMenu>(raw);
-					state->menu->addAction(
-						tr::lng_settings_events_pinned(tr::now),
-						openSection);
-					state->menu->popup(QCursor::pos());
-				}, button->lifetime());
-				_pinnedBar->setRightButton(std::move(button));
-				return;
-			}
+	const auto context = [copy = _list](FullMsgId itemId) {
+		if (const auto raw = copy.data()) {
+			return raw->prepareClickHandlerContext(itemId);
 		}
+		return ClickHandlerContext();
+	};
+	auto customButton = CreatePinnedBarCustomButton(this, item, context);
+	if (customButton) {
+		struct State {
+			base::unique_qptr<Ui::PopupMenu> menu;
+		};
+		const auto buttonRaw = customButton.data();
+		const auto state = buttonRaw->lifetime().make_state<State>();
+		_pinnedBar->contextMenuRequested(
+		) | rpl::start_with_next([=] {
+			state->menu = base::make_unique_q<Ui::PopupMenu>(buttonRaw);
+			state->menu->addAction(
+				tr::lng_settings_events_pinned(tr::now),
+				openSection);
+			state->menu->popup(QCursor::pos());
+		}, buttonRaw->lifetime());
+		_pinnedBar->setRightButton(std::move(customButton));
+		return;
 	}
+
 	const auto close = !many;
 	auto button = object_ptr<Ui::IconButton>(
 		this,

Telegram/SourceFiles/history/view/history_view_pinned_bar.cpp

@@ -7,17 +7,24 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "history/view/history_view_pinned_bar.h"
 
+#include "api/api_bot.h"
 #include "lang/lang_keys.h"
 #include "main/main_session.h"
 #include "data/data_session.h"
 #include "data/data_changes.h"
 #include "data/data_poll.h"
+#include "data/data_web_page.h"
 #include "history/view/history_view_pinned_tracker.h"
 #include "history/history_item.h"
+#include "history/history_item_components.h"
 #include "history/history.h"
+#include "core/click_handler_types.h"
 #include "core/ui_integration.h"
 #include "base/weak_ptr.h"
 #include "apiwrap.h"
+#include "ui/widgets/buttons.h"
+#include "ui/widgets/labels.h"
+#include "ui/basic_click_handlers.h"
 #include "styles/style_chat.h"
 #include "styles/style_chat_helpers.h"
 
@@ -153,6 +160,45 @@ auto WithPinnedTitle(not_null<Main::Session*> session, PinnedId id) {
 	};
 }
 
+[[nodiscard]] object_ptr<Ui::RoundButton> MakePinnedBarCustomButton(
+		not_null<QWidget*> parent,
+		const QString &buttonText,
+		Fn<void()> clickCallback) {
+	const auto &stButton = st::historyPinnedBotButton;
+	const auto &stLabel = st::historyPinnedBotLabel;
+
+	auto button = object_ptr<Ui::RoundButton>(
+		parent,
+		rpl::never<QString>(), // Text is handled by the inner label.
+		stButton);
+
+	const auto label = Ui::CreateChild<Ui::FlatLabel>(
+		button.data(),
+		buttonText,
+		stLabel);
+
+	if (label->width() > st::historyPinnedBotButtonMaxWidth) {
+		label->resizeToWidth(st::historyPinnedBotButtonMaxWidth);
+	}
+	button->setFullWidth(label->width()
+		+ stButton.padding.left()
+		+ stButton.padding.right()
+		+ stButton.height); // stButton.height is likely for icon spacing.
+
+	label->moveToLeft(
+		stButton.padding.left() + stButton.height / 2,
+		(button->height() - label->height()) / 2);
+
+	label->setTextColorOverride(stButton.textFg->c); // Use button's text color for label.
+	label->setAttribute(Qt::WA_TransparentForMouseEvents);
+
+	button->setTextTransform(Ui::RoundButton::TextTransform::NoTransform);
+	button->setFullRadius(true);
+	button->setClickedCallback(std::move(clickCallback));
+
+	return button;
+}
+
 } // namespace
 
 rpl::producer<Ui::MessageBarContent> MessageBarContentByItemId(
@@ -178,7 +224,7 @@ rpl::producer<Ui::MessageBarContent> PinnedBarContent(
 	}) | rpl::flatten_latest();
 }
 
-rpl::producer<HistoryItem*> PinnedBarItemWithReplyMarkup(
+rpl::producer<HistoryItem*> PinnedBarItemWithCustomButton(
 		not_null<Main::Session*> session,
 		rpl::producer<PinnedId> id) {
 	return rpl::make_producer<HistoryItem*>([=,
@@ -187,7 +233,7 @@ rpl::producer<HistoryItem*> PinnedBarItemWithReplyMarkup(
 		consumer.put_next(nullptr);
 
 		struct State {
-			bool hasReplyMarkup = false;
+			bool hasCustomButton = false;
 			base::has_weak_ptr guard;
 			rpl::lifetime lifetime;
 			FullMsgId resolvedId;
@@ -196,10 +242,17 @@ rpl::producer<HistoryItem*> PinnedBarItemWithReplyMarkup(
 
 		const auto pushUnique = [=](not_null<HistoryItem*> item) {
 			const auto replyMarkup = item->inlineReplyMarkup();
-			if (!state->hasReplyMarkup && !replyMarkup) {
+			const auto media = item->media();
+			const auto page = media ? media->webpage() : nullptr;
+			const auto possiblyHasCustomButton = replyMarkup
+				|| (page
+					&& (page->type == WebPageType::VoiceChat
+						|| page->type == WebPageType::Livestream
+						|| page->type == WebPageType::ConferenceCall));
+			if (!state->hasCustomButton && !possiblyHasCustomButton) {
 				return;
 			}
-			state->hasReplyMarkup = (replyMarkup != nullptr);
+			state->hasCustomButton = possiblyHasCustomButton;
 			consumer.put_next(item.get());
 		};
 
@@ -217,12 +270,14 @@ rpl::producer<HistoryItem*> PinnedBarItemWithReplyMarkup(
 				using Update = Data::MessageUpdate;
 				session->changes().messageUpdates(
 					item,
-					Update::Flag::ReplyMarkup | Update::Flag::Destroyed
+					(Update::Flag::ReplyMarkup
+						| Update::Flag::Edited
+						| Update::Flag::Destroyed)
 				) | rpl::start_with_next([=](const Update &update) {
 					if (update.flags & Update::Flag::Destroyed) {
 						state->lifetime.destroy();
 						invalidate_weak_ptrs(&state->guard);
-						state->hasReplyMarkup = false;
+						state->hasCustomButton = false;
 						consumer.put_next(nullptr);
 					} else {
 						pushUnique(update.item);
@@ -248,4 +303,42 @@ rpl::producer<HistoryItem*> PinnedBarItemWithReplyMarkup(
 	});
 }
 
+[[nodiscard]] object_ptr<Ui::RoundButton> CreatePinnedBarCustomButton(
+		not_null<QWidget*> parent,
+		HistoryItem *item,
+		Fn<ClickHandlerContext(FullMsgId)> context) {
+	if (!item) {
+		return nullptr;
+	} else if (const auto replyMarkup = item->inlineReplyMarkup()) {
+		const auto &rows = replyMarkup->data.rows;
+		if ((rows.size() == 1) && (rows.front().size() == 1)) {
+			const auto text = rows.front().front().text;
+			if (!text.isEmpty()) {
+				const auto contextId = item->fullId();
+				const auto callback = [=] {
+					Api::ActivateBotCommand(context(contextId), 0, 0);
+				};
+				return MakePinnedBarCustomButton(parent, text, callback);
+			}
+		}
+	} else if (const auto media = item->media()) {
+		if (const auto page = media->webpage()) {
+			if (page->type == WebPageType::VoiceChat
+				|| page->type == WebPageType::Livestream
+				|| page->type == WebPageType::ConferenceCall) {
+				const auto url = page->url;
+				const auto contextId = item->fullId();
+				const auto callback = [=] {
+					UrlClickHandler::Open(
+						url,
+						QVariant::fromValue(context(contextId)));
+				};
+				const auto text = tr::lng_group_call_join(tr::now);
+				return MakePinnedBarCustomButton(parent, text, callback);
+			}
+		}
+	}
+	return nullptr;
+}
+
 } // namespace HistoryView

Telegram/SourceFiles/history/view/history_view_pinned_bar.h

@@ -7,10 +7,13 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include "base/object_ptr.h"
 #include "ui/chat/message_bar.h"
 
 #include <tuple>
 
+struct ClickHandlerContext;
+
 namespace Main {
 class Session;
 } // namespace Main
@@ -18,6 +21,7 @@ class Session;
 namespace Ui {
 class IconButton;
 class PlainShadow;
+class RoundButton;
 struct MessageBarContent;
 } // namespace Ui
 
@@ -51,8 +55,13 @@ struct PinnedId {
 	rpl::producer<PinnedId> id,
 	Fn<void()> repaint);
 
-[[nodiscard]] rpl::producer<HistoryItem*> PinnedBarItemWithReplyMarkup(
+[[nodiscard]] rpl::producer<HistoryItem*> PinnedBarItemWithCustomButton(
 	not_null<Main::Session*> session,
 	rpl::producer<PinnedId> id);
 
+[[nodiscard]] object_ptr<Ui::RoundButton> CreatePinnedBarCustomButton(
+	not_null<QWidget*> parent,
+	HistoryItem *item,
+	Fn<ClickHandlerContext(FullMsgId)> context);
+
 } // namespace HistoryView

Telegram/SourceFiles/history/view/history_view_replies_section.cpp

@@ -1838,12 +1838,12 @@ void RepliesWidget::checkPinnedBarState() {
 		}
 		return (count > 1);
 	}) | rpl::distinct_until_changed();
-	auto markupRefreshed = HistoryView::PinnedBarItemWithReplyMarkup(
+	auto customButtonItem = HistoryView::PinnedBarItemWithCustomButton(
 		&session(),
 		_pinnedTracker->shownMessageId());
 	rpl::combine(
 		rpl::duplicate(pinnedRefreshed),
-		rpl::duplicate(markupRefreshed)
+		rpl::duplicate(customButtonItem)
 	) | rpl::start_with_next([=](bool many, HistoryItem *item) {
 		refreshPinnedBarButton(many, item);
 	}, _pinnedBar->lifetime());
@@ -1854,7 +1854,7 @@ void RepliesWidget::checkPinnedBarState() {
 			_pinnedTracker->shownMessageId(),
 			[bar = _pinnedBar.get()] { bar->customEmojiRepaint(); }),
 		std::move(pinnedRefreshed),
-		std::move(markupRefreshed),
+		std::move(customButtonItem),
 		_rootVisible.value()
 	) | rpl::map([=](Ui::MessageBarContent &&content, auto, auto, bool show) {
 		const auto shown = !content.title.isEmpty() && !content.text.empty();
@@ -1935,43 +1935,29 @@ void RepliesWidget::refreshPinnedBarButton(bool many, HistoryItem *item) {
 		controller()->showSection(
 			std::make_shared<PinnedMemento>(_topic, id.message.msg));
 	};
-	if (const auto replyMarkup = item ? item->inlineReplyMarkup() : nullptr) {
-		const auto &rows = replyMarkup->data.rows;
-		if ((rows.size() == 1) && (rows.front().size() == 1)) {
-			const auto text = rows.front().front().text;
-			if (!text.isEmpty()) {
-				auto button = object_ptr<Ui::RoundButton>(
-					this,
-					rpl::single(text),
-					st::historyPinnedBotButton);
-				button->setTextTransform(
-					Ui::RoundButton::TextTransform::NoTransform);
-				button->setFullRadius(true);
-				button->setClickedCallback([=] {
-					Api::ActivateBotCommand(
-						_inner->prepareClickHandlerContext(item->fullId()),
-						0,
-						0);
-				});
-				if (button->width() > st::historyPinnedBotButtonMaxWidth) {
-					button->setFullWidth(st::historyPinnedBotButtonMaxWidth);
-				}
-				struct State {
-					base::unique_qptr<Ui::PopupMenu> menu;
-				};
-				const auto state = button->lifetime().make_state<State>();
-				_pinnedBar->contextMenuRequested(
-				) | rpl::start_with_next([=, raw = button.data()] {
-					state->menu = base::make_unique_q<Ui::PopupMenu>(raw);
-					state->menu->addAction(
-						tr::lng_settings_events_pinned(tr::now),
-						openSection);
-					state->menu->popup(QCursor::pos());
-				}, button->lifetime());
-				_pinnedBar->setRightButton(std::move(button));
-				return;
-			}
+	const auto context = [copy = _inner](FullMsgId itemId) {
+		if (const auto raw = copy.data()) {
+			return raw->prepareClickHandlerContext(itemId);
 		}
+		return ClickHandlerContext();
+	};
+	auto customButton = CreatePinnedBarCustomButton(this, item, context);
+	if (customButton) {
+		struct State {
+			base::unique_qptr<Ui::PopupMenu> menu;
+		};
+		const auto buttonRaw = customButton.data();
+		const auto state = buttonRaw->lifetime().make_state<State>();
+		_pinnedBar->contextMenuRequested(
+		) | rpl::start_with_next([=] {
+			state->menu = base::make_unique_q<Ui::PopupMenu>(buttonRaw);
+			state->menu->addAction(
+				tr::lng_settings_events_pinned(tr::now),
+				openSection);
+			state->menu->popup(QCursor::pos());
+		}, buttonRaw->lifetime());
+		_pinnedBar->setRightButton(std::move(customButton));
+		return;
 	}
 	const auto close = !many;
 	auto button = object_ptr<Ui::IconButton>(