Implement rich reactions selector.

Telegram/Resources/langs/lang.strings

@@ -1347,6 +1347,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_manage_peer_reactions_none_about" = "Members of the group can't add any reactions to messages.";
 "lng_manage_peer_reactions_some_title" = "Only allow these reactions";
 "lng_manage_peer_reactions_available" = "Available reactions";
+"lng_manage_peer_reactions_own" = "You can also {link} emoji packs and use them as reactions.";
+"lng_manage_peer_reactions_own_link" = "create your own";
+"lng_manage_peer_reactions_level#one" = "Your channel needs to reach level **{count}** to use **{same_count}** custom reaction.";
+"lng_manage_peer_reactions_level#other" = "Your channel needs to reach level **{count}** to use **{same_count}** custom reactions.";
+"lng_manage_peer_reactions_boost" = "Boost your channel {link}.";
+"lng_manage_peer_reactions_boost_link" = "here";
 
 "lng_manage_peer_antispam" = "Aggressive Anti-Spam";
 "lng_manage_peer_antispam_about" = "Telegram will filter more spam but may occasionally affect ordinary messages. You can report False Positives in Recent Actions.";
@@ -2087,6 +2093,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_boost_channel_title_color" = "Enable colors";
 "lng_boost_channel_needs_level_color#one" = "Your channel needs to reach **Level {count}** to change channel color.";
 "lng_boost_channel_needs_level_color#other" = "Your channel needs to reach **Level {count}** to change channel color.";
+
+"lng_boost_channel_title_reactions" = "Custom reactions";
+"lng_boost_channel_needs_level_reactions#one" = "Your channel needs to reach **Level {count}** to add **{same_count}** custom emoji as a reaction.";
+"lng_boost_channel_needs_level_reactions#other" = "Your channel needs to reach **Level {count}** to add **{same_count}** custom emoji as reactions.";
+
 "lng_boost_channel_ask" = "Ask your **Premium** subscribers to boost your channel with this link:";
 "lng_boost_channel_ask_button" = "Copy Link";
 "lng_boost_channel_or" = "or";

Telegram/SourceFiles/boxes/peers/edit_peer_color_box.cpp

@@ -527,7 +527,7 @@ void Apply(
 			show->show(Box(Ui::AskBoostBox, Ui::AskBoostBoxData{
 				.link = qs(data.vboost_url()),
 				.boost = counters,
-				.requiredLevel = required,
+				.reason = { Ui::AskBoostChannelColor{ required } },
 			}, openStatistics, nullptr));
 			cancel();
 		}).fail([=](const MTP::Error &error) {

Telegram/SourceFiles/boxes/peers/edit_peer_info_box.cpp

@@ -22,6 +22,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/peers/edit_linked_chat_box.h"
 #include "boxes/peers/edit_peer_requests_box.h"
 #include "boxes/peers/edit_peer_reactions.h"
+#include "boxes/peers/replace_boost_box.h"
+#include "boxes/peer_list_controllers.h"
 #include "boxes/stickers_box.h"
 #include "boxes/username_box.h"
 #include "chat_helpers/emoji_suggestions_widget.h"
@@ -36,12 +38,15 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_peer_values.h"
 #include "data/data_user.h"
 #include "history/admin_log/history_admin_log_section.h"
+#include "info/boosts/info_boosts_widget.h"
 #include "info/profile/info_profile_values.h"
+#include "info/info_memento.h"
 #include "lang/lang_keys.h"
 #include "mtproto/sender.h"
 #include "main/main_account.h"
 #include "main/main_app_config.h"
-#include "settings/settings_common.h" // IconDescriptor.
+#include "settings/settings_common.h"
+#include "ui/boxes/boost_box.h"
 #include "ui/controls/userpic_button.h"
 #include "ui/rp_widget.h"
 #include "ui/vertical_list.h"
@@ -255,6 +260,7 @@ private:
 		Ui::VerticalLayout *buttonsLayout = nullptr;
 		Ui::SettingsButton *forumToggle = nullptr;
 		bool forumToggleLocked = false;
+		bool levelRequested = false;
 		Ui::SlideWrap<> *historyVisibilityWrap = nullptr;
 	};
 	struct Saving {
@@ -304,6 +310,7 @@ private:
 	void submitDescription();
 	void deleteWithConfirmation();
 	void deleteChannel();
+	void editReactions();
 
 	[[nodiscard]] std::optional<Saving> validate() const;
 	[[nodiscard]] bool validateUsernamesOrder(Saving &to) const;
@@ -1100,36 +1107,21 @@ void Controller::fillManageSection() {
 				return Data::PeerAllowedReactions(peer);
 			});
 		}) | rpl::flatten_latest();
-		auto label = rpl::combine(
-			std::move(allowedReactions),
-			Info::Profile::FullReactionsCountValue(session)
-		) | rpl::map([=](const Data::AllowedReactions &allowed, int total) {
+		auto label = std::move(
+			allowedReactions
+		) | rpl::map([=](const Data::AllowedReactions &allowed) {
 			const auto some = int(allowed.some.size());
 			return (allowed.type != Data::AllowedReactionsType::Some)
 				? tr::lng_manage_peer_reactions_on(tr::now)
 				: some
-				? (QString::number(some)
-					+ " / "
-					+ QString::number(std::max(some, total)))
+				? QString::number(some)
 				: tr::lng_manage_peer_reactions_off(tr::now);
 		});
-		const auto done = [=](const Data::AllowedReactions &chosen) {
-			SaveAllowedReactions(_peer, chosen);
-		};
 		AddButtonWithCount(
 			_controls.buttonsLayout,
 			tr::lng_manage_peer_reactions(),
 			std::move(label),
-			[=] {
-				_navigation->parentController()->show(Box(
-					EditAllowedReactionsBox,
-					_navigation,
-					!_peer->isBroadcast(),
-					session->data().reactions().list(
-						Data::Reactions::Type::Active),
-					Data::PeerAllowedReactions(_peer),
-					done));
-			},
+			[=] { editReactions(); },
 			{ &st::menuIconGroupReactions });
 	}
 	if (canEditPermissions) {
@@ -1277,6 +1269,61 @@ void Controller::fillManageSection() {
 	}
 }
 
+void Controller::editReactions() {
+	const auto done = [=](const Data::AllowedReactions &chosen) {
+		SaveAllowedReactions(_peer, chosen);
+	};
+	if (!_peer->isBroadcast()) {
+		_navigation->uiShow()->show(Box(
+			EditAllowedReactionsBox,
+			EditAllowedReactionsArgs{
+				.navigation = _navigation,
+				.isGroup = true,
+				.list = _navigation->session().data().reactions().list(
+					Data::Reactions::Type::Active),
+				.allowed = Data::PeerAllowedReactions(_peer),
+				.save = done,
+			}));
+		return;
+	}
+	if (_controls.levelRequested) {
+		return;
+	}
+	_controls.levelRequested = true;
+	_api.request(MTPpremium_GetBoostsStatus(
+		_peer->input
+	)).done([=](const MTPpremium_BoostsStatus &result) {
+		_controls.levelRequested = false;
+		const auto link = qs(result.data().vboost_url());
+		const auto weak = base::make_weak(_navigation->parentController());
+		auto counters = ParseBoostCounters(result);
+		counters.mine = 0; // Don't show current level as just-reached.
+		const auto askForBoosts = [=](int required) {
+			if (const auto strong = weak.get()) {
+				const auto openStatistics = [=, peer = _peer] {
+					strong->showSection(Info::Boosts::Make(peer));
+				};
+				strong->show(Box(Ui::AskBoostBox, Ui::AskBoostBoxData{
+					.link = link,
+					.boost = counters,
+					.reason = { Ui::AskBoostCustomReactions{ required } },
+				}, openStatistics, nullptr));
+			}
+		};
+		_navigation->uiShow()->show(Box(
+			EditAllowedReactionsBox,
+			EditAllowedReactionsArgs{
+				.navigation = _navigation,
+				.allowedCustomReactions = counters.level,
+				.list = _navigation->session().data().reactions().list(
+					Data::Reactions::Type::Active),
+				.allowed = Data::PeerAllowedReactions(_peer),
+				.askForBoosts = askForBoosts,
+				.save = done,
+			}));
+	}).send();
+}
+
 void Controller::fillPendingRequestsButton() {
 	auto pendingRequestsCount = Info::Profile::MigratedOrMeValue(
 		_peer

Telegram/SourceFiles/boxes/peers/edit_peer_reactions.cpp

@@ -15,13 +15,16 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_peer.h"
 #include "data/data_chat.h"
 #include "data/data_channel.h"
+#include "data/data_document.h"
 #include "data/data_session.h"
+#include "history/view/reactions/history_view_reactions_selector.h"
 #include "main/main_session.h"
 #include "apiwrap.h"
 #include "lang/lang_keys.h"
+#include "ui/boxes/boost_box.h"
 #include "ui/widgets/fields/input_field.h"
-#include "ui/controls/emoji_button.h"
 #include "ui/layers/generic_box.h"
+#include "ui/text/text_utilities.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/wrap/slide_wrap.h"
@@ -30,6 +33,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "styles/style_chat_helpers.h"
 #include "styles/style_info.h"
 #include "styles/style_settings.h"
+#include "styles/style_layers.h"
 
 #include <QtWidgets/QTextEdit>
 #include <QtGui/QTextBlock>
@@ -37,6 +41,70 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 namespace {
 
+constexpr auto kDisabledEmojiOpacity = 0.4;
+
+struct UniqueCustomEmojiContext {
+	std::vector<DocumentId> ids;
+};
+
+class MaybeDisabledEmoji final : public Ui::Text::CustomEmoji {
+public:
+	MaybeDisabledEmoji(
+		std::unique_ptr<CustomEmoji> wrapped,
+		Fn<bool()> enabled);
+
+	int width() override;
+	QString entityData() override;
+	void paint(QPainter &p, const Context &context) override;
+	void unload() override;
+	bool ready() override;
+	bool readyInDefaultState() override;
+
+private:
+	const std::unique_ptr<Ui::Text::CustomEmoji> _wrapped;
+	const Fn<bool()> _enabled;
+
+};
+
+MaybeDisabledEmoji::MaybeDisabledEmoji(
+	std::unique_ptr<CustomEmoji> wrapped,
+	Fn<bool()> enabled)
+: _wrapped(std::move(wrapped))
+, _enabled(std::move(enabled)) {
+}
+
+int MaybeDisabledEmoji::width() {
+	return _wrapped->width();
+}
+
+QString MaybeDisabledEmoji::entityData() {
+	return _wrapped->entityData();
+}
+
+void MaybeDisabledEmoji::paint(QPainter &p, const Context &context) {
+	const auto disabled = !_enabled();
+	const auto was = disabled ? p.opacity() : 1.;
+	if (disabled) {
+		p.setOpacity(kDisabledEmojiOpacity);
+	}
+	_wrapped->paint(p, context);
+	if (disabled) {
+		p.setOpacity(was);
+	}
+}
+
+void MaybeDisabledEmoji::unload() {
+	_wrapped->unload();
+}
+
+bool MaybeDisabledEmoji::ready() {
+	return _wrapped->ready();
+}
+
+bool MaybeDisabledEmoji::readyInDefaultState() {
+	return _wrapped->readyInDefaultState();
+}
+
 [[nodiscard]] QString AllowOnlyCustomEmojiProcessor(QStringView mimeTag) {
 	auto all = TextUtilities::SplitTags(mimeTag);
 	for (auto i = all.begin(); i != all.end();) {
@@ -78,9 +146,11 @@ namespace {
 	Unexpected("Action in MimeData hook.");
 }
 
-struct UniqueCustomEmojiContext {
-	base::flat_set<uint64> ids;
-};
+[[nodiscard]] std::vector<Data::ReactionId> DefaultSelected() {
+	const auto like = QString::fromUtf8("\xf0\x9f\x91\x8d");
+	const auto dislike = QString::fromUtf8("\xf0\x9f\x91\x8e");
+	return { Data::ReactionId{ like }, Data::ReactionId{ dislike } };
+}
 
 [[nodiscard]] bool RemoveNonCustomEmojiFragment(
 		not_null<QTextDocument*> document,
@@ -100,10 +170,12 @@ struct UniqueCustomEmojiContext {
 			break;
 		}
 		const auto id = format.property(Ui::InputField::kCustomEmojiId);
-		if (!context.ids.emplace(id.toULongLong()).second) {
+		const auto documentId = id.toULongLong();
+		if (ranges::contains(context.ids, documentId)) {
 			removeTill += fragment.length();
 			break;
 		}
+		context.ids.push_back(documentId);
 	}
 	while (removeTill == removeFrom) {
 		block = block.next();
@@ -131,7 +203,9 @@ bool RemoveNonCustomEmoji(
 	return true;
 }
 
-void SetupOnlyCustomEmojiField(not_null<Ui::InputField*> field) {
+void SetupOnlyCustomEmojiField(
+		not_null<Ui::InputField*> field,
+		Fn<void(std::vector<DocumentId>)> callback) {
 	field->setTagMimeProcessor(AllowOnlyCustomEmojiProcessor);
 	field->setMimeDataHook(AllowOnlyCustomEmojiMimeDataHook);
 
@@ -164,12 +238,54 @@ void SetupOnlyCustomEmojiField(not_null<Ui::InputField*> field) {
 				document->setPageSize(pageSize);
 			}
 		}
+		callback(context.ids);
 		if (changed) {
 			field->forceProcessContentsChanges();
 		}
 	}, field->lifetime());
 }
 
+[[nodiscard]] TextWithTags ComposeEmojiList(
+		not_null<Data::Reactions*> reactions,
+		const std::vector<Data::ReactionId> &list) {
+	auto result = TextWithTags();
+	const auto size = [&] {
+		return int(result.text.size());
+	};
+	auto added = base::flat_set<Data::ReactionId>();
+	const auto &all = reactions->list(Data::Reactions::Type::All);
+	const auto add = [&](Data::ReactionId id) {
+		if (!added.emplace(id).second) {
+			return;
+		}
+		auto unifiedId = id.custom();
+		const auto offset = size();
+		if (unifiedId) {
+			result.text.append('@');
+		} else {
+			result.text.append(id.emoji());
+			const auto i = ranges::find(all, id, &Data::Reaction::id);
+			if (i == end(all)) {
+				return;
+			}
+			unifiedId = i->selectAnimation->id;
+		}
+		const auto data = Data::SerializeCustomEmojiId(unifiedId);
+		const auto tag = Ui::InputField::CustomEmojiLink(data);
+		result.tags.append({ offset, size() - offset, tag });
+	};
+	for (const auto &id : list) {
+		add(id);
+	}
+	return result;
+}
+
+enum class ReactionsSelectorState {
+	Active,
+	Disabled,
+	Hidden,
+};
+
 struct ReactionsSelectorArgs {
 	not_null<QWidget*> outer;
 	not_null<Window::SessionController*> controller;
@@ -177,13 +293,16 @@ struct ReactionsSelectorArgs {
 	std::vector<Data::Reaction> list;
 	std::vector<Data::ReactionId> selected;
 	Fn<void(std::vector<Data::ReactionId>)> callback;
-	rpl::producer<> focusRequests;
+	rpl::producer<ReactionsSelectorState> stateValue;
+	int customAllowed = 0;
+	bool all = false;
 };
 
 object_ptr<Ui::RpWidget> AddReactionsSelector(
 		not_null<Ui::RpWidget*> parent,
 		ReactionsSelectorArgs &&args) {
 	using namespace ChatHelpers;
+	using HistoryView::Reactions::UnifiedFactoryOwner;
 
 	auto result = object_ptr<Ui::InputField>(
 		parent,
@@ -191,23 +310,111 @@ object_ptr<Ui::RpWidget> AddReactionsSelector(
 		Ui::InputField::Mode::MultiLine,
 		std::move(args.title));
 	const auto raw = result.data();
+	const auto session = &args.controller->session();
+	const auto owner = &session->data();
+	const auto reactions = &owner->reactions();
+	const auto customAllowed = args.customAllowed;
+
+	struct State {
+		std::unique_ptr<Ui::RpWidget> overlay;
+		std::unique_ptr<UnifiedFactoryOwner> unifiedFactoryOwner;
+		UnifiedFactoryOwner::RecentFactory factory;
+		base::flat_set<DocumentId> allowed;
+		rpl::lifetime focusLifetime;
+	};
+	const auto state = raw->lifetime().make_state<State>();
+	state->unifiedFactoryOwner = std::make_unique<UnifiedFactoryOwner>(
+		session,
+		reactions->list(Data::Reactions::Type::Active));
+	state->factory = state->unifiedFactoryOwner->factory();
 
 	const auto customEmojiPaused = [controller = args.controller] {
 		return controller->isGifPausedAtLeastFor(PauseReason::Layer);
 	};
-	raw->setCustomEmojiFactory(
-		args.controller->session().data().customEmojiManager().factory(),
-		std::move(customEmojiPaused));
+	raw->setCustomEmojiFactory([=](QStringView data, Fn<void()> update)
+	-> std::unique_ptr<Ui::Text::CustomEmoji> {
+		const auto id = Data::ParseCustomEmojiData(data);
+		auto result = owner->customEmojiManager().create(
+			data,
+			std::move(update));
+		if (state->unifiedFactoryOwner->lookupReactionId(id).custom()) {
+			return std::make_unique<MaybeDisabledEmoji>(
+				std::move(result),
+				[=] { return state->allowed.contains(id); });
+		}
+		using namespace Ui::Text;
+		return std::make_unique<FirstFrameEmoji>(std::move(result));
+	}, std::move(customEmojiPaused));
 
-	SetupOnlyCustomEmojiField(raw);
+	const auto callback = args.callback;
+	SetupOnlyCustomEmojiField(raw, [=](std::vector<DocumentId> ids) {
+		auto allowed = base::flat_set<DocumentId>();
+		auto reactions = std::vector<Data::ReactionId>();
+		reactions.reserve(ids.size());
+		allowed.reserve(std::min(customAllowed, int(ids.size())));
+		const auto owner = state->unifiedFactoryOwner.get();
+		for (const auto id : ids) {
+			const auto reactionId = owner->lookupReactionId(id);
+			if (reactionId.custom() && allowed.size() < customAllowed) {
+				allowed.emplace(id);
+			}
+			reactions.push_back(reactionId);
+		}
+		if (state->allowed != allowed) {
+			state->allowed = std::move(allowed);
+			raw->rawTextEdit()->update();
+		}
+		callback(std::move(reactions));
+	});
+	raw->setTextWithTags(ComposeEmojiList(reactions, args.selected));
 
-	std::move(args.focusRequests) | rpl::start_with_next([=] {
-		raw->setFocusFast();
+	using SelectorState = ReactionsSelectorState;
+	std::move(
+		args.stateValue
+	) | rpl::start_with_next([=](SelectorState value) {
+		switch (value) {
+		case SelectorState::Active:
+			state->overlay = nullptr;
+			state->focusLifetime.destroy();
+			if (raw->empty()) {
+				raw->setTextWithTags(
+					ComposeEmojiList(reactions, DefaultSelected()));
+			}
+			raw->setDisabled(false);
+			raw->setFocusFast();
+			break;
+		case SelectorState::Disabled:
+			state->overlay = std::make_unique<Ui::RpWidget>(parent);
+			state->overlay->show();
+			raw->geometryValue() | rpl::start_with_next([=](QRect rect) {
+				state->overlay->setGeometry(rect);
+			}, state->overlay->lifetime());
+			state->overlay->paintRequest() | rpl::start_with_next([=](QRect clip) {
+				auto color = st::boxBg->c;
+				color.setAlphaF(0.5);
+				QPainter(state->overlay.get()).fillRect(
+					clip,
+					color);
+			}, state->overlay->lifetime());
+			[[fallthrough]];
+		case SelectorState::Hidden:
+			if (Ui::InFocusChain(raw)) {
+				raw->parentWidget()->setFocus();
+			}
+			raw->setDisabled(true);
+			raw->focusedChanges(
+			) | rpl::start_with_next([=](bool focused) {
+				if (focused) {
+					raw->parentWidget()->setFocus();
+				}
+			}, state->focusLifetime);
+			break;
+		}
 	}, raw->lifetime());
 
-	const auto toggle = Ui::CreateChild<Ui::EmojiButton>(
+	const auto toggle = Ui::CreateChild<Ui::IconButton>(
 		parent.get(),
-		st::boxAttachEmoji);
+		st::manageGroupReactions);
 
 	const auto panel = Ui::CreateChild<TabbedPanel>(
 		args.outer.get(),
@@ -216,7 +423,11 @@ object_ptr<Ui::RpWidget> AddReactionsSelector(
 			nullptr,
 			args.controller->uiShow(),
 			Window::GifPauseReason::Layer,
-			TabbedSelector::Mode::EmojiOnly));
+			(args.all
+				? TabbedSelector::Mode::FullReactions
+				: TabbedSelector::Mode::RecentReactions)));
+	panel->selector()->provideRecentEmoji(
+		state->unifiedFactoryOwner->unifiedIdsList());
 	panel->setDesiredHeightValues(
 		1.,
 		st::emojiPanMinHeight / 2,
@@ -247,7 +458,13 @@ object_ptr<Ui::RpWidget> AddReactionsSelector(
 		}
 		return base::EventFilterResult::Continue;
 	};
-	base::install_event_filter(args.outer, filterCallback);
+	for (auto widget = (QWidget*)raw
+		; widget && widget != args.outer
+		; widget = widget->parentWidget()) {
+		base::install_event_filter(raw, widget, filterCallback);
+	}
+	base::install_event_filter(raw, args.outer, filterCallback);
+	scheduleUpdateEmojiPanelGeometry();
 
 	toggle->installEventFilter(panel);
 	toggle->addClickHandler([=] {
@@ -264,33 +481,105 @@ object_ptr<Ui::RpWidget> AddReactionsSelector(
 	return result;
 }
 
+void AddReactionsText(
+		not_null<Ui::VerticalLayout*> container,
+		not_null<Window::SessionNavigation*> navigation,
+		int allowedCustomReactions,
+		rpl::producer<int> customCountValue,
+		Fn<void(int required)> askForBoosts) {
+	auto ownedInner = object_ptr<Ui::VerticalLayout>(container);
+	const auto inner = ownedInner.data();
+	const auto count = inner->lifetime().make_state<rpl::variable<int>>(
+		std::move(customCountValue));
+
+	auto outer = container->add(
+		object_ptr<Ui::DividerLabel>(
+			container,
+			std::move(ownedInner),
+			st::defaultBoxDividerLabelPadding),
+		QMargins(0, st::manageGroupReactionsTextSkip, 0, 0));
+	const auto label = inner->add(
+		object_ptr<Ui::FlatLabel>(
+			inner,
+			tr::lng_manage_peer_reactions_own(
+				lt_link,
+				tr::lng_manage_peer_reactions_own_link(
+				) | Ui::Text::ToLink(),
+				Ui::Text::WithEntities),
+			st::boxDividerLabel));
+	const auto weak = base::make_weak(navigation);
+	label->setClickHandlerFilter([=](const auto &...) {
+		if (const auto strong = weak.get()) {
+			using Info = Window::SessionNavigation::PeerByLinkInfo;
+			strong->showPeerByLink(Info{
+				.usernameOrId = u"stickers"_q,
+				.resolveType = Window::ResolveType::Mention,
+			});
+		}
+		return false;
+	});
+	auto countString = count->value() | rpl::map([](int count) {
+		return TextWithEntities{ QString::number(count) };
+	});
+	auto needs = rpl::combine(
+		tr::lng_manage_peer_reactions_level(
+			lt_count,
+			count->value() | tr::to_count(),
+			lt_same_count,
+			std::move(countString),
+			Ui::Text::RichLangValue),
+		tr::lng_manage_peer_reactions_boost(
+			lt_link,
+			tr::lng_manage_peer_reactions_boost_link() | Ui::Text::ToLink(),
+			Ui::Text::RichLangValue)
+	) | rpl::map([](TextWithEntities &&a, TextWithEntities &&b) {
+		a.append(' ').append(std::move(b));
+		return std::move(a);
+	});
+	const auto wrap = inner->add(
+		object_ptr<Ui::SlideWrap<Ui::FlatLabel>>(
+			inner,
+			object_ptr<Ui::FlatLabel>(
+				inner,
+				std::move(needs),
+				st::boxDividerLabel),
+			QMargins{ 0, st::normalFont->height, 0, 0 }));
+	wrap->toggleOn(count->value() | rpl::map(
+		rpl::mappers::_1 > allowedCustomReactions
+	));
+	wrap->finishAnimating();
+
+	wrap->entity()->setClickHandlerFilter([=](const auto &...) {
+		askForBoosts(count->current());
+		return false;
+	});
+}
+
 } // namespace
 
 void EditAllowedReactionsBox(
 		not_null<Ui::GenericBox*> box,
-		not_null<Window::SessionNavigation*> navigation,
-		bool isGroup,
-		const std::vector<Data::Reaction> &list,
-		const Data::AllowedReactions &allowed,
-		Fn<void(const Data::AllowedReactions &)> callback) {
+		EditAllowedReactionsArgs &&args) {
 	using namespace Data;
 	using namespace rpl::mappers;
 
 	const auto iconHeight = st::editPeerReactionsPreview;
 	box->setTitle(tr::lng_manage_peer_reactions());
+	box->setWidth(st::boxWideWidth);
 
 	enum class Option {
 		All,
 		Some,
 		None,
 	};
+	using SelectorState = ReactionsSelectorState;
 	struct State {
-		base::flat_map<ReactionId, not_null<Ui::SettingsButton*>> toggles;
 		rpl::variable<Option> option; // For groups.
-		rpl::variable<bool> anyToggled; // For channels.
-		rpl::event_stream<bool> forceToggleAll; // For channels.
-		rpl::event_stream<> focusRequests;
+		rpl::variable<SelectorState> selectorState;
+		std::vector<Data::ReactionId> selected;
+		rpl::variable<int> customCount;
 	};
+	const auto allowed = args.allowed;
 	const auto optionInitial = (allowed.type != AllowedReactionsType::Some)
 		? Option::All
 		: allowed.some.empty()
@@ -298,58 +587,24 @@ void EditAllowedReactionsBox(
 		: Option::Some;
 	const auto state = box->lifetime().make_state<State>(State{
 		.option = optionInitial,
-		.anyToggled = (optionInitial != Option::None),
 	});
 
-	const auto collect = [=] {
-		auto result = AllowedReactions();
-		if (!isGroup || state->option.current() == Option::Some) {
-			result.some.reserve(state->toggles.size());
-			for (const auto &[id, button] : state->toggles) {
-				if (button->toggled()) {
-					result.some.push_back(id);
-				}
-			}
-		}
-		result.type = isGroup
-			? (state->option.current() != Option::All
-				? AllowedReactionsType::Some
-				: AllowedReactionsType::All)
-			: (result.some.size() == state->toggles.size())
-			? AllowedReactionsType::Default
-			: AllowedReactionsType::Some;
-		return result;
-	};
-
 	const auto container = box->verticalLayout();
-
+	const auto isGroup = args.isGroup;
 	const auto enabled = isGroup
 		? nullptr
 		: container->add(object_ptr<Ui::SettingsButton>(
-			container,
+			container.get(),
 			tr::lng_manage_peer_reactions_enable(),
-			st::manageGroupButton.button));
-	if (enabled && !list.empty()) {
-		AddReactionAnimatedIcon(
-			enabled,
-			enabled->sizeValue(
-			) | rpl::map([=](const QSize &size) {
-				return QPoint(
-					st::manageGroupButton.iconPosition.x(),
-					(size.height() - iconHeight) / 2);
-			}),
-			iconHeight,
-			list.front(),
-			rpl::never<>(),
-			rpl::never<>(),
-			&enabled->lifetime());
-	}
+			st::manageGroupNoIconButton.button));
 	if (enabled) {
-		enabled->toggleOn(state->anyToggled.value());
-		enabled->toggledChanges(
-		) | rpl::filter([=](bool value) {
-			return (value != state->anyToggled.current());
-		}) | rpl::start_to_stream(state->forceToggleAll, enabled->lifetime());
+		enabled->toggleOn(rpl::single(optionInitial != Option::None));
+		enabled->toggledValue(
+		) | rpl::start_with_next([=](bool value) {
+			state->selectorState = value
+				? SelectorState::Active
+				: SelectorState::Disabled;
+		}, enabled->lifetime());
 	}
 	const auto group = std::make_shared<Ui::RadioenumGroup<Option>>(
 		state->option.current());
@@ -395,44 +650,100 @@ void EditAllowedReactionsBox(
 			container,
 			object_ptr<Ui::VerticalLayout>(container)));
 	if (wrap) {
-		wrap->toggleOn(state->option.value() | rpl::map(_1 == Option::Some));
+		wrap->toggleOn(state->option.value(
+		) | rpl::map(_1 == Option::Some) | rpl::before_next([=](bool some) {
+			if (!some) {
+				state->selectorState = SelectorState::Hidden;
+			}
+		}) | rpl::after_next([=](bool some) {
+			if (some) {
+				state->selectorState = SelectorState::Active;
+			}
+		}));
 		wrap->finishAnimating();
 	}
 	const auto reactions = wrap ? wrap->entity() : container.get();
 
 	Ui::AddSkip(reactions);
 
-	const auto like = QString::fromUtf8("\xf0\x9f\x91\x8d");
-	const auto dislike = QString::fromUtf8("\xf0\x9f\x91\x8e");
-	auto selected = allowed.some;
-	if (selected.empty()) {
-		selected.push_back(Data::ReactionId(like));
-		selected.push_back(Data::ReactionId(dislike));
-	}
+	const auto all = args.list;
+	auto selected = (allowed.type != AllowedReactionsType::Some)
+		? (all
+			| ranges::views::transform(&Data::Reaction::id)
+			| ranges::to_vector)
+		: allowed.some;
 	const auto changed = [=](std::vector<Data::ReactionId> chosen) {
+		state->selected = std::move(chosen);
+		state->customCount = ranges::count_if(
+			state->selected,
+			&Data::ReactionId::custom);
 	};
+	changed(selected.empty() ? DefaultSelected() : std::move(selected));
 	reactions->add(AddReactionsSelector(reactions, {
 		.outer = box->getDelegate()->outerContainer(),
-		.controller = navigation->parentController(),
+		.controller = args.navigation->parentController(),
 		.title = (enabled
 			? tr::lng_manage_peer_reactions_available()
 			: tr::lng_manage_peer_reactions_some_title()),
-		.list = list,
-		.selected = std::move(selected),
+		.list = all,
+		.selected = state->selected,
 		.callback = changed,
-		.focusRequests = state->focusRequests.events(),
+		.stateValue = state->selectorState.value(),
+		.customAllowed = args.allowedCustomReactions,
+		.all = !args.isGroup,
 	}), st::boxRowPadding);
 
 	box->setFocusCallback([=] {
 		if (!wrap || state->option.current() == Option::Some) {
-			state->focusRequests.fire({});
+			state->selectorState.force_assign(SelectorState::Active);
 		}
 	});
 
+	if (!isGroup) {
+		AddReactionsText(
+			container,
+			args.navigation,
+			args.allowedCustomReactions,
+			state->customCount.value(),
+			args.askForBoosts);
+	}
+	const auto total = int(all.size());
+	const auto collect = [=] {
+		auto result = AllowedReactions();
+		if (isGroup
+			? (state->option.current() == Option::Some)
+			: (enabled->toggled())) {
+			result.some = state->selected;
+		}
+		auto some = result.some;
+		auto simple = all | ranges::views::transform(
+			&Data::Reaction::id
+		) | ranges::to_vector;
+		ranges::sort(some);
+		ranges::sort(simple);
+		result.type = isGroup
+			? (state->option.current() != Option::All
+				? AllowedReactionsType::Some
+				: AllowedReactionsType::All)
+			: (some == simple)
+			? AllowedReactionsType::Default
+			: AllowedReactionsType::Some;
+		return result;
+	};
+
 	box->addButton(tr::lng_settings_save(), [=] {
 		const auto result = collect();
+		if (!isGroup) {
+			const auto custom = ranges::count_if(
+				result.some,
+				&Data::ReactionId::custom);
+			if (custom > args.allowedCustomReactions) {
+				args.askForBoosts(custom);
+				return;
+			}
+		}
 		box->closeBox();
-		callback(result);
+		args.save(result);
 	});
 	box->addButton(tr::lng_cancel(), [=] {
 		box->closeBox();

Telegram/SourceFiles/boxes/peers/edit_peer_reactions.h

@@ -7,7 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-class PeerData;
+#include "data/data_peer.h"
 
 namespace Data {
 struct Reaction;
@@ -22,13 +22,19 @@ namespace Window {
 class SessionNavigation;
 } // namespace Window
 
+struct EditAllowedReactionsArgs {
+	not_null<Window::SessionNavigation*> navigation;
+	int allowedCustomReactions = 0;
+	bool isGroup = false;
+	std::vector<Data::Reaction> list;
+	Data::AllowedReactions allowed;
+	Fn<void(int required)> askForBoosts;
+	Fn<void(const Data::AllowedReactions &)> save;
+};
+
 void EditAllowedReactionsBox(
 	not_null<Ui::GenericBox*> box,
-	not_null<Window::SessionNavigation*> navigation,
-	bool isGroup,
-	const std::vector<Data::Reaction> &list,
-	const Data::AllowedReactions &allowed,
-	Fn<void(const Data::AllowedReactions &)> callback);
+	EditAllowedReactionsArgs &&args);
 
 void SaveAllowedReactions(
 	not_null<PeerData*> peer,

Telegram/SourceFiles/chat_helpers/emoji_list_widget.cpp

@@ -785,6 +785,10 @@ void EmojiListWidget::unloadCustomIn(const SectionInfo &info) {
 object_ptr<TabbedSelector::InnerFooter> EmojiListWidget::createFooter() {
 	Expects(_footer == nullptr);
 
+	if (_mode == EmojiListMode::RecentReactions) {
+		return { nullptr };
+	}
+
 	using FooterDescriptor = StickersListFooter::Descriptor;
 	const auto flag = powerSavingFlag();
 	const auto footerPaused = [method = pausedMethod(), flag]() {

Telegram/SourceFiles/chat_helpers/tabbed_selector.cpp

@@ -331,8 +331,12 @@ TabbedSelector::TabbedSelector(
 	Mode mode)
 : TabbedSelector(parent, {
 	.show = std::move(show),
-	.st = ((mode == Mode::EmojiStatus || mode == Mode::BackgroundEmoji)
+	.st = ((mode == Mode::EmojiStatus
+		|| mode == Mode::BackgroundEmoji
+		|| mode == Mode::FullReactions)
 		? st::statusEmojiPan
+		: (mode == Mode::RecentReactions)
+		? st::backgroundEmojiPan
 		: st::defaultEmojiPan),
 	.level = level,
 	.mode = mode,
@@ -385,7 +389,11 @@ TabbedSelector::TabbedSelector(
 	resize(st::emojiPanWidth, st::emojiPanMaxHeight);
 
 	for (auto &tab : _tabs) {
-		tab.footer()->hide();
+		if (tab.hasFooter()) {
+			tab.footer()->hide();
+		} else {
+			_noFooter = true;
+		}
 		tab.widget()->hide();
 	}
 	if (tabbed()) {
@@ -515,6 +523,10 @@ TabbedSelector::Tab TabbedSelector::createTab(SelectorTab type, int index) {
 					? EmojiMode::EmojiStatus
 					: _mode == Mode::BackgroundEmoji
 					? EmojiMode::BackgroundEmoji
+					: _mode == Mode::FullReactions
+					? EmojiMode::FullReactions
+					: _mode == Mode::RecentReactions
+					? EmojiMode::RecentReactions
 					: EmojiMode::Full),
 				.customTextColor = _customTextColor,
 				.paused = paused,
@@ -694,10 +706,16 @@ void TabbedSelector::updateScrollGeometry(QSize oldSize) {
 }
 
 void TabbedSelector::updateFooterGeometry() {
-	_footerTop = _dropDown ? 0 : (height() - _st.footer);
+	_footerTop = _dropDown
+		? 0
+		: _noFooter
+		? (height() - _roundRadius)
+		: (height() - _st.footer);
 	for (auto &tab : _tabs) {
-		tab.footer()->resizeToWidth(width());
-		tab.footer()->moveToLeft(0, _footerTop);
+		if (tab.hasFooter()) {
+			tab.footer()->resizeToWidth(width());
+			tab.footer()->moveToLeft(0, _footerTop);
+		}
 	}
 }
 
@@ -767,7 +785,7 @@ void TabbedSelector::paintContent(QPainter &p) {
 			0,
 			_footerTop,
 			width(),
-			_st.footer);
+			_noFooter ? _roundRadius : _st.footer);
 		Ui::FillRoundRect(p, footerPart, footerBg, {
 			.p = {
 				_dropDown ? pixmaps.p[0] : QPixmap(),
@@ -802,7 +820,7 @@ void TabbedSelector::paintContent(QPainter &p) {
 }
 
 int TabbedSelector::marginTop() const {
-	return _dropDown
+	return (_dropDown && !_noFooter)
 		? _st.footer
 		: _tabsSlider
 		? (_tabsSlider->height() - st::lineWidth)
@@ -810,15 +828,19 @@ int TabbedSelector::marginTop() const {
 }
 
 int TabbedSelector::scrollTop() const {
-	return tabbed() ? marginTop() : _dropDown ? _st.footer : 0;
+	return tabbed()
+		? marginTop()
+		: (_dropDown && !_noFooter)
+		? _st.footer
+		: 0;
 }
 
 int TabbedSelector::marginBottom() const {
-	return _dropDown ? _roundRadius : _st.footer;
+	return (_dropDown || _noFooter) ? _roundRadius : _st.footer;
 }
 
 int TabbedSelector::scrollBottom() const {
-	return _dropDown ? 0 : marginBottom();
+	return (_dropDown || _noFooter) ? 0 : marginBottom();
 }
 
 void TabbedSelector::refreshStickers() {
@@ -1013,7 +1035,9 @@ void TabbedSelector::showAll() {
 	if (isRestrictedView()) {
 		_restrictedLabel->show();
 	} else {
-		currentTab()->footer()->show();
+		if (currentTab()->hasFooter()) {
+			currentTab()->footer()->show();
+		}
 		_scroll->show();
 		_bottomShadow->setVisible(_mode == Mode::EmojiStatus);
 	}
@@ -1100,7 +1124,7 @@ void TabbedSelector::fillTabsSliderSections() {
 }
 
 bool TabbedSelector::hasSectionIcons() const {
-	return !_restrictedLabel;
+	return !_restrictedLabel && !_noFooter;
 }
 
 void TabbedSelector::switchTab() {
@@ -1125,7 +1149,9 @@ void TabbedSelector::switchTab() {
 	auto widget = _scroll->takeWidget<Inner>();
 	widget->setParent(this);
 	widget->hide();
-	currentTab()->footer()->hide();
+	if (currentTab()->hasFooter()) {
+		currentTab()->footer()->hide();
+	}
 	currentTab()->returnWidget(std::move(widget));
 
 	_currentTabType = newTabType;

Telegram/SourceFiles/chat_helpers/tabbed_selector.h

@@ -82,6 +82,8 @@ enum class TabbedSelectorMode {
 	MediaEditor,
 	EmojiStatus,
 	BackgroundEmoji,
+	FullReactions,
+	RecentReactions,
 };
 
 struct TabbedSelectorDescriptor {
@@ -192,16 +194,19 @@ private:
 		object_ptr<Inner> takeWidget();
 		void returnWidget(object_ptr<Inner> widget);
 
-		SelectorTab type() const {
+		[[nodiscard]] SelectorTab type() const {
 			return _type;
 		}
-		int index() const {
+		[[nodiscard]] int index() const {
 			return _index;
 		}
-		Inner *widget() const {
+		[[nodiscard]] Inner *widget() const {
 			return _weak;
 		}
-		not_null<InnerFooter*> footer() const {
+		[[nodiscard]] bool hasFooter() const {
+			return _footer != nullptr;
+		}
+		[[nodiscard]] not_null<InnerFooter*> footer() const {
 			return _footer;
 		}
 
@@ -209,7 +214,7 @@ private:
 		void saveScrollTop(int scrollTop) {
 			_scrollTop = scrollTop;
 		}
-		int getScrollTop() const {
+		[[nodiscard]] int getScrollTop() const {
 			return _scrollTop;
 		}
 
@@ -279,6 +284,7 @@ private:
 	Mode _mode = Mode::Full;
 	int _roundRadius = 0;
 	int _footerTop = 0;
+	bool _noFooter = false;
 	Ui::CornersPixmaps _panelRounding;
 	Ui::CornersPixmaps _categoriesRounding;
 	PeerData *_currentPeer = nullptr;

Telegram/SourceFiles/data/data_message_reaction_id.h

@@ -7,6 +7,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include "base/qt/qt_compare.h"
+
 namespace Data {
 
 struct ReactionId {
@@ -24,6 +26,13 @@ struct ReactionId {
 		const auto custom = std::get_if<DocumentId>(&data);
 		return custom ? *custom : DocumentId();
 	}
+
+	friend inline auto operator<=>(
+		const ReactionId &,
+		const ReactionId &) = default;
+	friend inline bool operator==(
+		const ReactionId &a,
+		const ReactionId &b) = default;
 };
 
 struct MessageReaction {
@@ -32,13 +41,6 @@ struct MessageReaction {
 	bool my = false;
 };
 
-inline bool operator<(const ReactionId &a, const ReactionId &b) {
-	return a.data < b.data;
-}
-inline bool operator==(const ReactionId &a, const ReactionId &b) {
-	return a.data == b.data;
-}
-
 [[nodiscard]] QString ReactionEntityData(const ReactionId &id);
 
 [[nodiscard]] ReactionId ReactionFromMTP(const MTPReaction &reaction);

Telegram/SourceFiles/history/view/reactions/history_view_reactions_selector.cpp

@@ -109,6 +109,87 @@ bool StripEmoji::readyInDefaultState() {
 
 } // namespace
 
+UnifiedFactoryOwner::UnifiedFactoryOwner(
+	not_null<Main::Session*> session,
+	const std::vector<Data::Reaction> &reactions,
+	Strip *strip)
+: _session(session)
+, _strip(strip) {
+	auto index = 0;
+	const auto inStrip = _strip ? _strip->count() : 0;
+	_unifiedIdsList.reserve(reactions.size());
+	for (const auto &reaction : reactions) {
+		if (const auto id = reaction.id.custom()) {
+			_unifiedIdsList.push_back(id);
+		} else {
+			_unifiedIdsList.push_back(reaction.selectAnimation->id);
+		}
+
+		const auto unifiedId = _unifiedIdsList.back();
+		if (!reaction.id.custom()) {
+			_defaultReactionIds.emplace(unifiedId, reaction.id.emoji());
+		}
+		if (index + 1 < inStrip) {
+			_defaultReactionInStripMap.emplace(unifiedId, index++);
+		}
+	}
+
+	_stripPaintOneShift = [&] {
+		// See EmojiListWidget custom emoji position resolving.
+		const auto size = st::reactStripSize;
+		const auto area = st::emojiPanArea;
+		const auto areaPosition = QPoint(
+			(size - area.width()) / 2,
+			(size - area.height()) / 2);
+		const auto esize = Ui::Emoji::GetSizeLarge() / style::DevicePixelRatio();
+		const auto innerPosition = QPoint(
+			(area.width() - esize) / 2,
+			(area.height() - esize) / 2);
+		const auto customSize = Ui::Text::AdjustCustomEmojiSize(esize);
+		const auto customSkip = (esize - customSize) / 2;
+		const auto customPosition = QPoint(customSkip, customSkip);
+		return areaPosition + innerPosition + customPosition;
+	}();
+
+	_defaultReactionShift = QPoint(
+		(st::reactStripSize - st::reactStripImage) / 2,
+		(st::reactStripSize - st::reactStripImage) / 2
+	) - _stripPaintOneShift;
+}
+
+Data::ReactionId UnifiedFactoryOwner::lookupReactionId(
+		DocumentId unifiedId) const {
+	const auto i = _defaultReactionIds.find(unifiedId);
+	return (i != end(_defaultReactionIds))
+		? Data::ReactionId{ i->second }
+		: Data::ReactionId{ unifiedId };
+}
+
+UnifiedFactoryOwner::RecentFactory UnifiedFactoryOwner::factory() {
+	return [=](DocumentId id, Fn<void()> repaint)
+	-> std::unique_ptr<Ui::Text::CustomEmoji> {
+		const auto tag = Data::CustomEmojiManager::SizeTag::Large;
+		const auto sizeOverride = st::reactStripImage;
+		const auto isDefaultReaction = _defaultReactionIds.contains(id);
+		const auto manager = &_session->data().customEmojiManager();
+		auto result = isDefaultReaction
+			? std::make_unique<Ui::Text::ShiftedEmoji>(
+				manager->create(id, std::move(repaint), tag, sizeOverride),
+				_defaultReactionShift)
+			: manager->create(id, std::move(repaint), tag);
+		const auto i = _defaultReactionInStripMap.find(id);
+		if (i != end(_defaultReactionInStripMap)) {
+			Assert(_strip != nullptr);
+			return std::make_unique<StripEmoji>(
+				std::move(result),
+				_strip,
+				-_stripPaintOneShift,
+				i->second);
+		}
+		return result;
+	};
+}
+
 Selector::Selector(
 	not_null<QWidget*> parent,
 	const style::EmojiPan &st,
@@ -749,65 +830,10 @@ void Selector::cacheExpandIcon() {
 
 void Selector::createList() {
 	using namespace ChatHelpers;
-	auto recent = _recent;
-	auto defaultReactionIds = base::flat_map<DocumentId, QString>();
-	if (_strip) {
-		recent.reserve(recentCount());
-		auto index = 0;
-		const auto inStrip = _strip->count();
-		for (const auto &reaction : _reactions.recent) {
-			if (const auto id = reaction.id.custom()) {
-				recent.push_back(id);
-			} else {
-				recent.push_back(reaction.selectAnimation->id);
-				defaultReactionIds.emplace(recent.back(), reaction.id.emoji());
-			}
-			if (index + 1 < inStrip) {
-				_defaultReactionInStripMap.emplace(recent.back(), index++);
-			}
-		};
-	}
-	const auto manager = &_show->session().data().customEmojiManager();
-	_stripPaintOneShift = [&] {
-		// See EmojiListWidget custom emoji position resolving.
-		const auto area = st::emojiPanArea;
-		const auto areaPosition = QPoint(
-			(_size - area.width()) / 2,
-			(_size - area.height()) / 2);
-		const auto esize = Ui::Emoji::GetSizeLarge() / style::DevicePixelRatio();
-		const auto innerPosition = QPoint(
-			(area.width() - esize) / 2,
-			(area.height() - esize) / 2);
-		const auto customSize = Ui::Text::AdjustCustomEmojiSize(esize);
-		const auto customSkip = (esize - customSize) / 2;
-		const auto customPosition = QPoint(customSkip, customSkip);
-		return areaPosition + innerPosition + customPosition;
-	}();
-	_defaultReactionShift = QPoint(
-		(_size - st::reactStripImage) / 2,
-		(_size - st::reactStripImage) / 2
-	) - _stripPaintOneShift;
-	auto factory = [=](DocumentId id, Fn<void()> repaint)
-	-> std::unique_ptr<Ui::Text::CustomEmoji> {
-		const auto tag = Data::CustomEmojiManager::SizeTag::Large;
-		const auto sizeOverride = st::reactStripImage;
-		const auto isDefaultReaction = defaultReactionIds.contains(id);
-		auto result = isDefaultReaction
-			? std::make_unique<Ui::Text::ShiftedEmoji>(
-				manager->create(id, std::move(repaint), tag, sizeOverride),
-				_defaultReactionShift)
-			: manager->create(id, std::move(repaint), tag);
-		const auto i = _defaultReactionInStripMap.find(id);
-		if (i != end(_defaultReactionInStripMap)) {
-			Assert(_strip != nullptr);
-			return std::make_unique<StripEmoji>(
-				std::move(result),
-				_strip.get(),
-				-_stripPaintOneShift,
-				i->second);
-		}
-		return result;
-	};
+	_unifiedFactoryOwner = std::make_unique<UnifiedFactoryOwner>(
+		&_show->session(),
+		_strip ? _reactions.recent : std::vector<Data::Reaction>(),
+		_strip.get());
 	_scroll = Ui::CreateChild<Ui::ScrollArea>(this, st::reactPanelScroll);
 	_scroll->hide();
 
@@ -821,8 +847,10 @@ void Selector::createList() {
 			.show = _show,
 			.mode = _listMode,
 			.paused = [] { return false; },
-			.customRecentList = std::move(recent),
-			.customRecentFactory = std::move(factory),
+			.customRecentList = (_strip
+				? _unifiedFactoryOwner->unifiedIdsList()
+				: _recent),
+			.customRecentFactory = _unifiedFactoryOwner->factory(),
 			.st = st,
 		})
 	).data();
@@ -831,13 +859,8 @@ void Selector::createList() {
 
 	_list->customChosen(
 	) | rpl::start_with_next([=](ChatHelpers::FileChosen data) {
-		const auto id = DocumentId{ data.document->id };
-		const auto i = defaultReactionIds.find(id);
-		const auto reactionId = (i != end(defaultReactionIds))
-			? Data::ReactionId{ i->second }
-			: Data::ReactionId{ id };
 		_chosen.fire({
-			.id = reactionId,
+			.id = _unifiedFactoryOwner->lookupReactionId(data.document->id),
 			.icon = data.messageSendingFrom.frame,
 			.globalGeometry = data.messageSendingFrom.globalStartGeometry,
 		});

Telegram/SourceFiles/history/view/reactions/history_view_reactions_selector.h

@@ -16,6 +16,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/rp_widget.h"
 
 namespace Data {
+struct Reaction;
 struct ReactionId;
 } // namespace Data
 
@@ -39,6 +40,39 @@ class PlainShadow;
 
 namespace HistoryView::Reactions {
 
+class UnifiedFactoryOwner final {
+public:
+	using RecentFactory = Fn<std::unique_ptr<Ui::Text::CustomEmoji>(
+		DocumentId,
+		Fn<void()>)>;
+
+	UnifiedFactoryOwner(
+		not_null<Main::Session*> session,
+		const std::vector<Data::Reaction> &reactions,
+		Strip *strip = nullptr);
+
+	[[nodiscard]] const std::vector<DocumentId> &unifiedIdsList() const {
+		return _unifiedIdsList;
+	}
+
+	[[nodiscard]] Data::ReactionId lookupReactionId(
+		DocumentId unifiedId) const;
+
+	[[nodiscard]] RecentFactory factory();
+
+private:
+	const not_null<Main::Session*> _session;
+	Strip *_strip = nullptr;
+
+	std::vector<DocumentId> _unifiedIdsList;
+	base::flat_map<DocumentId, QString> _defaultReactionIds;
+	base::flat_map<DocumentId, int> _defaultReactionInStripMap;
+
+	QPoint _defaultReactionShift;
+	QPoint _stripPaintOneShift;
+
+};
+
 class Selector final : public Ui::RpWidget {
 public:
 	Selector(
@@ -146,10 +180,7 @@ private:
 	const std::vector<DocumentId> _recent;
 	const ChatHelpers::EmojiListMode _listMode;
 	Fn<void()> _jumpedToPremium;
-	base::flat_map<DocumentId, int> _defaultReactionInStripMap;
 	Ui::RoundAreaWithShadow _cachedRound;
-	QPoint _defaultReactionShift;
-	QPoint _stripPaintOneShift;
 	std::unique_ptr<Strip> _strip;
 
 	rpl::event_stream<ChosenReaction> _chosen;
@@ -160,6 +191,7 @@ private:
 	Ui::ScrollArea *_scroll = nullptr;
 	ChatHelpers::EmojiListWidget *_list = nullptr;
 	ChatHelpers::StickersListFooter *_footer = nullptr;
+	std::unique_ptr<UnifiedFactoryOwner> _unifiedFactoryOwner;
 	Ui::PlainShadow *_shadow = nullptr;
 	rpl::variable<int> _shadowTop = 0;
 	rpl::variable<int> _shadowSkip = 0;
@@ -175,7 +207,7 @@ private:
 	QMargins _padding;
 	int _specialExpandTopSkip = 0;
 	int _collapsedTopSkip = 0;
-	int _size = 0;
+	const int _size = 0;
 	int _recentRows = 0;
 	int _columns = 0;
 	int _skipx = 0;

Telegram/SourceFiles/info/info.style

@@ -601,10 +601,19 @@ manageDeleteGroupButton: SettingsCountButton(manageGroupNoIconButton) {
 	}
 }
 
+manageGroupReactions: IconButton(defaultIconButton) {
+	width: 24px;
+	height: 36px;
+	icon: icon{{ "info/edit/stickers_add", historyComposeIconFg }};
+	iconOver: icon{{ "info/edit/stickers_add", historyComposeIconFgOver }};
+}
 manageGroupReactionsField: InputField(defaultInputField) {
-	textMargins: margins(1px, 26px, 31px, 4px);
+	textMargins: margins(1px, 38px, 24px, 8px);
+	placeholderShift: -32px;
+	heightMin: 66px;
 	heightMax: 158px;
 }
+manageGroupReactionsTextSkip: 16px;
 
 infoEmptyFg: windowSubTextFg;
 infoEmptyPhoto: icon {{ "info/info_media_photo_empty", infoEmptyFg }};

Telegram/SourceFiles/ui/boxes/boost_box.cpp

@@ -467,12 +467,25 @@ void AskBoostBox(
 
 	box->addTopButton(st::boxTitleClose, [=] { box->closeBox(); });
 
-	auto title = tr::lng_boost_channel_title_color();
-	auto text = rpl::combine(
-		tr::lng_boost_channel_needs_level_color(
+	auto title = v::is<AskBoostChannelColor>(data.reason.data)
+		? tr::lng_boost_channel_title_color()
+		: tr::lng_boost_channel_title_reactions();
+	auto reasonText = v::match(data.reason.data, [&](
+			AskBoostChannelColor data) {
+		return tr::lng_boost_channel_needs_level_color(
 			lt_count,
 			rpl::single(float64(data.requiredLevel)),
-			Ui::Text::RichLangValue),
+			Ui::Text::RichLangValue);
+	}, [&](AskBoostCustomReactions data) {
+		return tr::lng_boost_channel_needs_level_reactions(
+			lt_count,
+			rpl::single(float64(data.count)),
+			lt_same_count,
+			rpl::single(TextWithEntities{ QString::number(data.count) }),
+			Ui::Text::RichLangValue);
+	});
+	auto text = rpl::combine(
+		std::move(reasonText),
 		tr::lng_boost_channel_ask(Ui::Text::RichLangValue)
 	) | rpl::map([](TextWithEntities &&text, TextWithEntities &&ask) {
 		return text.append(u"\n\n"_q).append(std::move(ask));

Telegram/SourceFiles/ui/boxes/boost_box.h

@@ -50,10 +50,24 @@ void GiftForBoostsBox(
 void GiftedNoBoostsBox(not_null<GenericBox*> box);
 void PremiumForBoostsBox(not_null<GenericBox*> box, Fn<void()> buyPremium);
 
+struct AskBoostChannelColor {
+	int requiredLevel = 0;
+};
+
+struct AskBoostCustomReactions {
+	int count = 0;
+};
+
+struct AskBoostReason {
+	std::variant<
+		AskBoostChannelColor,
+		AskBoostCustomReactions> data;
+};
+
 struct AskBoostBoxData {
 	QString link;
 	BoostCounters boost;
-	int requiredLevel = 0;
+	AskBoostReason reason;
 };
 
 void AskBoostBox(