Show premium tooltip on custom topic icon selection.

Telegram/SourceFiles/boxes/peers/edit_forum_topic_box.cpp

@@ -27,6 +27,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "history/history.h"
 #include "history/view/history_view_replies_section.h"
+#include "history/view/history_view_sticker_toast.h"
 #include "lang/lang_keys.h"
 #include "info/profile/info_profile_emoji_status_panel.h"
 #include "window/window_session_controller.h"
@@ -210,6 +211,7 @@ struct IconSelector {
 
 	struct State {
 		std::unique_ptr<Ui::EmojiFlyAnimation> animation;
+		std::unique_ptr<HistoryView::StickerToast> toast;
 		rpl::variable<DocumentId> iconId;
 		QPointer<QWidget> button;
 	};
@@ -242,7 +244,7 @@ struct IconSelector {
 	const auto selector = body->add(
 		object_ptr<EmojiListWidget>(body, EmojiListDescriptor{
 			.session = &controller->session(),
-			.mode = EmojiListWidget::Mode::EmojiStatus,
+			.mode = EmojiListWidget::Mode::TopicIcon,
 			.controller = controller,
 			.paused = Window::PausedIn(
 				controller,
@@ -289,6 +291,18 @@ struct IconSelector {
 		selector->setMinimalHeight(selector->width(), height);
 	}, body->lifetime());
 
+	const auto showToast = [=](not_null<DocumentData*> document) {
+		if (!state->toast) {
+			state->toast = std::make_unique<HistoryView::StickerToast>(
+				controller,
+				controller->widget()->bodyWidget(),
+				[=] { state->toast = nullptr; });
+		}
+		state->toast->showFor(
+			document,
+			HistoryView::StickerToast::Section::TopicIcon);
+	};
+
 	selector->customChosen(
 	) | rpl::start_with_next([=](ChatHelpers::FileChosen data) {
 		const auto owner = &controller->session().data();
@@ -298,8 +312,7 @@ struct IconSelector {
 		const auto premium = custom
 			&& !ranges::contains(document->owner().forumIcons().list(), id);
 		if (premium && !controller->session().premium()) {
-			// #TODO forum premium promo
-			ShowPremiumPreviewBox(controller, PremiumPreview::EmojiStatus);
+			showToast(document);
 			return;
 		}
 		const auto body = controller->window().widget()->bodyWidget();

Telegram/SourceFiles/chat_helpers/emoji_list_widget.cpp

@@ -1254,6 +1254,9 @@ void EmojiListWidget::mouseReleaseEvent(QMouseEvent *e) {
 			case Mode::EmojiStatus:
 				Settings::ShowPremium(_controller, u"emoji_status"_q);
 				break;
+			case Mode::TopicIcon:
+				Settings::ShowPremium(_controller, u"forum_topic_icon"_q);
+				break;
 			}
 		}
 	}

Telegram/SourceFiles/chat_helpers/emoji_list_widget.h

@@ -63,6 +63,7 @@ class LocalStickersManager;
 
 enum class EmojiListMode {
 	Full,
+	TopicIcon,
 	EmojiStatus,
 	FullReactions,
 	RecentReactions,

Telegram/SourceFiles/history/view/history_view_sticker_toast.cpp

@@ -21,6 +21,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/premium_preview_box.h"
 #include "lottie/lottie_single_player.h"
 #include "window/window_session_controller.h"
+#include "settings/settings_premium.h"
 #include "apiwrap.h"
 #include "styles/style_chat.h"
 
@@ -50,7 +51,9 @@ StickerToast::~StickerToast() {
 	}
 }
 
-void StickerToast::showFor(not_null<DocumentData*> document) {
+void StickerToast::showFor(
+		not_null<DocumentData*> document,
+		Section section) {
 	const auto sticker = document->sticker();
 	if (!sticker || !document->session().premiumPossible()) {
 		return;
@@ -66,6 +69,7 @@ void StickerToast::showFor(not_null<DocumentData*> document) {
 		cancelRequest();
 	}
 	_for = document;
+	_section = section;
 
 	const auto title = lookupTitle();
 	if (!title.isEmpty()) {
@@ -129,8 +133,11 @@ void StickerToast::showWithTitle(const QString &title) {
 
 	static auto counter = 0;
 	const auto setType = _for->sticker()->setType;
-	const auto isEmoji = (setType == Data::StickersType::Emoji);
-	const auto toSaved = isEmoji && !(++counter % 2);
+	const auto isEmoji = (_section == Section::TopicIcon)
+		|| (setType == Data::StickersType::Emoji);
+	const auto toSaved = isEmoji
+		&& (_section == Section::Message)
+		&& !(++counter % 2);
 	const auto text = Ui::Text::Bold(
 		title
 	).append('\n').append(
@@ -219,6 +226,9 @@ void StickerToast::showWithTitle(const QString &title) {
 				Window::SectionShow::Way::Forward);
 			hideToast();
 			return;
+		} else if (_section == Section::TopicIcon) {
+			Settings::ShowPremium(_controller, u"forum_topic_icon"_q);
+			return;
 		}
 		const auto id = _for->sticker()->set.id;
 		const auto &sets = _for->owner().stickers().sets();

Telegram/SourceFiles/history/view/history_view_sticker_toast.h

@@ -32,7 +32,13 @@ public:
 		Fn<void()> destroy);
 	~StickerToast();
 
-	void showFor(not_null<DocumentData*> document);
+	enum class Section {
+		Message,
+		TopicIcon,
+	};
+	void showFor(
+		not_null<DocumentData*> document,
+		Section section = Section::Message);
 
 private:
 	void requestSet();
@@ -46,6 +52,7 @@ private:
 
 	const not_null<Window::SessionController*> _controller;
 	const not_null<QWidget*> _parent;
+	Section _section = {};
 	style::Toast _st;
 	base::weak_ptr<Ui::Toast::Instance> _weak;
 	std::vector<base::weak_ptr<Ui::Toast::Instance>> _hiding;