Add edit / view of user information for support.

Telegram/SourceFiles/apiwrap.cpp

@@ -44,6 +44,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "chat_helpers/stickers.h"
 #include "ui/text_options.h"
 #include "ui/emoji_config.h"
+#include "support/support_helper.h"
 #include "storage/localimageloader.h"
 #include "storage/file_download.h"
 #include "storage/file_upload.h"
@@ -814,18 +815,25 @@ void ApiWrap::requestFullPeer(PeerData *peer) {
 		auto failHandler = [this, peer](const RPCError &error) {
 			_fullPeerRequests.remove(peer);
 		};
-		if (auto user = peer->asUser()) {
+		if (const auto user = peer->asUser()) {
+			if (_session->supportMode()) {
+				_session->supportHelper().refreshInfo(user);
+			}
 			return request(MTPusers_GetFullUser(
 				user->inputUser
-			)).done([this, user](const MTPUserFull &result, mtpRequestId requestId) {
+			)).done([=](const MTPUserFull &result, mtpRequestId requestId) {
 				gotUserFull(user, result, requestId);
 			}).fail(failHandler).send();
-		} else if (auto chat = peer->asChat()) {
-			return request(MTPmessages_GetFullChat(chat->inputChat)).done([this, peer](const MTPmessages_ChatFull &result, mtpRequestId requestId) {
+		} else if (const auto chat = peer->asChat()) {
+			return request(MTPmessages_GetFullChat(
+				chat->inputChat
+			)).done([=](const MTPmessages_ChatFull &result, mtpRequestId requestId) {
 				gotChatFull(peer, result, requestId);
 			}).fail(failHandler).send();
-		} else if (auto channel = peer->asChannel()) {
-			return request(MTPchannels_GetFullChannel(channel->inputChannel)).done([this, peer](const MTPmessages_ChatFull &result, mtpRequestId requestId) {
+		} else if (const auto channel = peer->asChannel()) {
+			return request(MTPchannels_GetFullChannel(
+				channel->inputChannel
+			)).done([=](const MTPmessages_ChatFull &result, mtpRequestId requestId) {
 				gotChatFull(peer, result, requestId);
 			}).fail(failHandler).send();
 		}

Telegram/SourceFiles/boxes/boxes.style

@@ -542,6 +542,10 @@ confirmBg: windowBgOver;
 confirmMaxHeight: 245px;
 confirmCompressedSkip: 10px;
 
+supportInfoField: InputField(defaultInputField) {
+	heightMax: 256px;
+}
+
 connectionHostInputField: InputField(defaultInputField) {
 	width: 160px;
 }

Telegram/SourceFiles/dialogs/dialogs.style

@@ -63,6 +63,15 @@ dialogsTextPaletteDraftOver: TextPalette(defaultTextPalette) {
 dialogsTextPaletteDraftActive: TextPalette(defaultTextPalette) {
 	linkFg: dialogsDraftFgActive;
 }
+dialogsTextPaletteTaken: TextPalette(defaultTextPalette) {
+	linkFg: boxTextFgGood;
+}
+dialogsTextPaletteTakenOver: TextPalette(defaultTextPalette) {
+	linkFg: boxTextFgGood;
+}
+dialogsTextPaletteTakenActive: TextPalette(defaultTextPalette) {
+	linkFg: dialogsDraftFgActive;
+}
 
 dialogsMenuToggle: IconButton {
 	width: 40px;

Telegram/SourceFiles/dialogs/dialogs_inner_widget.cpp

@@ -126,7 +126,7 @@ DialogsInner::DialogsInner(QWidget *parent, not_null<Window::Controller*> contro
 		| UpdateFlag::NameChanged
 		| UpdateFlag::PhotoChanged
 		| UpdateFlag::UserIsContact
-		| UpdateFlag::OccupiedChanged;
+		| UpdateFlag::UserOccupiedChanged;
 	subscribe(Notify::PeerUpdated(), Notify::PeerUpdatedHandler(changes, [this](const Notify::PeerUpdate &update) {
 		if (update.flags & UpdateFlag::ChatPinnedChanged) {
 			stopReorderPinned();
@@ -134,7 +134,7 @@ DialogsInner::DialogsInner(QWidget *parent, not_null<Window::Controller*> contro
 		if (update.flags & UpdateFlag::NameChanged) {
 			handlePeerNameChange(update.peer, update.oldNameFirstLetters);
 		}
-		if (update.flags & (UpdateFlag::PhotoChanged | UpdateFlag::OccupiedChanged)) {
+		if (update.flags & (UpdateFlag::PhotoChanged | UpdateFlag::UserOccupiedChanged)) {
 			this->update();
 			emit App::main()->dialogsUpdated();
 		}

Telegram/SourceFiles/dialogs/dialogs_layout.cpp

@@ -281,7 +281,11 @@ void paintRow(
 				history->cloudDraftTextCache.setText(st::dialogsTextStyle, draftText, Ui::DialogTextOptions());
 			}
 			p.setPen(active ? st::dialogsTextFgActive : (selected ? st::dialogsTextFgOver : st::dialogsTextFg));
-			p.setTextPalette(active ? st::dialogsTextPaletteDraftActive : (selected ? st::dialogsTextPaletteDraftOver : st::dialogsTextPaletteDraft));
+			if (supportMode) {
+				p.setTextPalette(active ? st::dialogsTextPaletteTakenActive : (selected ? st::dialogsTextPaletteTakenOver : st::dialogsTextPaletteTaken));
+			} else {
+				p.setTextPalette(active ? st::dialogsTextPaletteDraftActive : (selected ? st::dialogsTextPaletteDraftOver : st::dialogsTextPaletteDraft));
+			}
 			history->cloudDraftTextCache.drawElided(p, nameleft, texttop, availableWidth, 1);
 			p.restoreTextPalette();
 		}

Telegram/SourceFiles/history/view/history_view_top_bar_widget.cpp

@@ -106,7 +106,8 @@ TopBarWidget::TopBarWidget(
 	using UpdateFlag = Notify::PeerUpdate::Flag;
 	auto flags = UpdateFlag::UserHasCalls
 		| UpdateFlag::UserOnlineChanged
-		| UpdateFlag::MembersChanged;
+		| UpdateFlag::MembersChanged
+		| UpdateFlag::UserSupportInfoChanged;
 	subscribe(Notify::PeerUpdated(), Notify::PeerUpdatedHandler(flags, [this](const Notify::PeerUpdate &update) {
 		if (update.flags & UpdateFlag::UserHasCalls) {
 			if (update.peer->isUser()) {
@@ -739,8 +740,14 @@ void TopBarWidget::updateOnlineDisplay() {
 	const auto now = unixtime();
 	bool titlePeerTextOnline = false;
 	if (const auto user = _activeChat.peer()->asUser()) {
-		text = Data::OnlineText(user, now);
-		titlePeerTextOnline = Data::OnlineTextActive(user, now);
+		if (Auth().supportMode()
+			&& !Auth().supportHelper().infoCurrent(user).text.empty()) {
+			text = QString::fromUtf8("\xe2\x9a\xa0\xef\xb8\x8f check info");
+			titlePeerTextOnline = false;
+		} else {
+			text = Data::OnlineText(user, now);
+			titlePeerTextOnline = Data::OnlineTextActive(user, now);
+		}
 	} else if (const auto chat = _activeChat.peer()->asChat()) {
 		if (!chat->amIn()) {
 			text = lang(lng_chat_status_unaccessible);

Telegram/SourceFiles/info/profile/info_profile_actions.cpp

@@ -31,6 +31,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "info/profile/info_profile_values.h"
 #include "info/profile/info_profile_button.h"
 #include "info/profile/info_profile_text.h"
+#include "support/support_helper.h"
 #include "window/window_controller.h"
 #include "window/window_peer_menu.h"
 #include "mainwidget.h"
@@ -210,19 +211,28 @@ DetailsFiller::DetailsFiller(
 object_ptr<Ui::RpWidget> DetailsFiller::setupInfo() {
 	auto result = object_ptr<Ui::VerticalLayout>(_wrap);
 	auto tracker = Ui::MultiSlideTracker();
-	auto addInfoLine = [&](
-			LangKey label,
+	auto addInfoLineGeneric = [&](
+			rpl::producer<QString> label,
 			rpl::producer<TextWithEntities> &&text,
 			const style::FlatLabel &textSt = st::infoLabeled) {
 		auto line = CreateTextWithLabel(
 			result,
-			Lang::Viewer(label) | WithEmptyEntities(),
+			std::move(label) | WithEmptyEntities(),
 			std::move(text),
 			textSt,
 			st::infoProfileLabeledPadding);
 		tracker.track(result->add(std::move(line.wrap)));
 		return line.text;
 	};
+	auto addInfoLine = [&](
+			LangKey label,
+			rpl::producer<TextWithEntities> &&text,
+			const style::FlatLabel &textSt = st::infoLabeled) {
+		return addInfoLineGeneric(
+			Lang::Viewer(label),
+			std::move(text),
+			textSt);
+	};
 	auto addInfoOneLine = [&](
 			LangKey label,
 			rpl::producer<TextWithEntities> &&text,
@@ -236,6 +246,12 @@ object_ptr<Ui::RpWidget> DetailsFiller::setupInfo() {
 		return result;
 	};
 	if (auto user = _peer->asUser()) {
+		if (Auth().supportMode()) {
+			addInfoLineGeneric(
+				Auth().supportHelper().infoLabelValue(user),
+				Auth().supportHelper().infoTextValue(user));
+		}
+
 		addInfoOneLine(
 			lng_info_mobile_label,
 			PhoneValue(user),

Telegram/SourceFiles/info/profile/info_profile_text.cpp

@@ -53,7 +53,11 @@ TextWithLabel CreateTextWithLabel(
 	layout->add(Ui::CreateSkipWidget(layout, st::infoLabelSkip));
 	layout->add(object_ptr<Ui::FlatLabel>(
 		layout,
-		std::move(label),
+		std::move(
+			label
+		) | rpl::after_next([=] {
+			layout->resizeToWidth(layout->widthNoMargins());
+		}),
 		st::infoLabel));
 	result->finishAnimating();
 	return { std::move(result), labeled };

Telegram/SourceFiles/observer_peer.h

@@ -39,34 +39,35 @@ struct PeerUpdate {
 		RestrictionReasonChanged  = (1 << 8),
 		UnreadViewChanged         = (1 << 9),
 		PinnedMessageChanged      = (1 << 10),
-		OccupiedChanged           = (1 << 11),
 
 		// For chats and channels
-		InviteLinkChanged         = (1 << 12),
-		MembersChanged            = (1 << 13),
-		AdminsChanged             = (1 << 14),
-		BannedUsersChanged        = (1 << 15),
-		UnreadMentionsChanged     = (1 << 16),
+		InviteLinkChanged         = (1 << 11),
+		MembersChanged            = (1 << 12),
+		AdminsChanged             = (1 << 13),
+		BannedUsersChanged        = (1 << 14),
+		UnreadMentionsChanged     = (1 << 15),
 
 		// For users
-		UserCanShareContact       = (1 << 17),
-		UserIsContact             = (1 << 18),
-		UserPhoneChanged          = (1 << 19),
-		UserIsBlocked             = (1 << 20),
-		BotCommandsChanged        = (1 << 21),
-		UserOnlineChanged         = (1 << 22),
-		BotCanAddToGroups         = (1 << 23),
-		UserCommonChatsChanged    = (1 << 24),
-		UserHasCalls              = (1 << 25),
+		UserCanShareContact       = (1 << 16),
+		UserIsContact             = (1 << 17),
+		UserPhoneChanged          = (1 << 18),
+		UserIsBlocked             = (1 << 19),
+		BotCommandsChanged        = (1 << 20),
+		UserOnlineChanged         = (1 << 21),
+		BotCanAddToGroups         = (1 << 22),
+		UserCommonChatsChanged    = (1 << 23),
+		UserHasCalls              = (1 << 24),
+		UserOccupiedChanged       = (1 << 25),
+		UserSupportInfoChanged    = (1 << 26),
 
 		// For chats
-		ChatCanEdit               = (1 << 17),
+		ChatCanEdit               = (1 << 16),
 
 		// For channels
-		ChannelAmIn               = (1 << 17),
-		ChannelRightsChanged      = (1 << 18),
-		ChannelStickersChanged    = (1 << 19),
-		ChannelPromotedChanged    = (1 << 20),
+		ChannelAmIn               = (1 << 16),
+		ChannelRightsChanged      = (1 << 17),
+		ChannelStickersChanged    = (1 << 18),
+		ChannelPromotedChanged    = (1 << 19),
 	};
 	using Flags = base::flags<Flag>;
 	friend inline constexpr auto is_flag_type(Flag) { return true; }

Telegram/SourceFiles/support/support_helper.cpp

@@ -10,10 +10,18 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "dialogs/dialogs_key.h"
 #include "data/data_drafts.h"
 #include "history/history.h"
+#include "boxes/abstract_box.h"
+#include "ui/toast/toast.h"
+#include "ui/widgets/input_fields.h"
+#include "ui/text/text_entity.h"
+#include "ui/text_options.h"
+#include "chat_helpers/message_field.h"
+#include "lang/lang_keys.h"
 #include "window/window_controller.h"
 #include "auth_session.h"
 #include "observer_peer.h"
 #include "apiwrap.h"
+#include "styles/style_boxes.h"
 
 namespace Support {
 namespace {
@@ -21,6 +29,104 @@ namespace {
 constexpr auto kOccupyFor = TimeId(60);
 constexpr auto kReoccupyEach = 30 * TimeMs(1000);
 
+class EditInfoBox : public BoxContent {
+public:
+	EditInfoBox(
+		QWidget*,
+		const TextWithTags &text,
+		Fn<void(TextWithTags, Fn<void(bool success)>)> submit);
+
+protected:
+	void prepare() override;
+	void setInnerFocus() override;
+
+private:
+	object_ptr<Ui::InputField> _field = { nullptr };
+	Fn<void(TextWithTags, Fn<void(bool success)>)> _submit;
+
+};
+
+EditInfoBox::EditInfoBox(
+	QWidget*,
+	const TextWithTags &text,
+	Fn<void(TextWithTags, Fn<void(bool success)>)> submit)
+: _field(
+	this,
+	st::supportInfoField,
+	Ui::InputField::Mode::MultiLine,
+	[] { return QString("Support information"); },
+	text)
+, _submit(std::move(submit)) {
+	_field->setMaxLength(Global::CaptionLengthMax());
+	_field->setSubmitSettings(Ui::InputField::SubmitSettings::Both);
+	_field->setInstantReplaces(Ui::InstantReplaces::Default());
+	_field->setInstantReplacesEnabled(Global::ReplaceEmojiValue());
+	_field->setMarkdownReplacesEnabled(rpl::single(true));
+	_field->setEditLinkCallback(DefaultEditLinkCallback(_field));
+}
+
+void EditInfoBox::prepare() {
+	setTitle([] { return QString("Edit support information"); });
+
+	const auto save = [=] {
+		const auto done = crl::guard(this, [=](bool success) {
+			if (success) {
+				closeBox();
+			} else {
+				_field->showError();
+			}
+		});
+		_submit(_field->getTextWithAppliedMarkdown(), done);
+	};
+	addButton(langFactory(lng_settings_save), save);
+	addButton(langFactory(lng_cancel), [=] { closeBox(); });
+
+	connect(_field, &Ui::InputField::submitted, save);
+	connect(_field, &Ui::InputField::cancelled, [=] { closeBox(); });
+
+	auto cursor = _field->textCursor();
+	cursor.movePosition(QTextCursor::End);
+	_field->setTextCursor(cursor);
+
+	widthValue(
+	) | rpl::start_with_next([=](int width) {
+		_field->resizeToWidth(
+			width - st::boxPadding.left() - st::boxPadding.right());
+		_field->moveToLeft(st::boxPadding.left(), st::boxPadding.bottom());
+	}, _field->lifetime());
+
+	_field->heightValue(
+	) | rpl::start_with_next([=](int height) {
+		setDimensions(
+			st::boxWideWidth,
+			st::boxPadding.bottom() + height + st::boxPadding.bottom());
+	}, _field->lifetime());
+}
+
+void EditInfoBox::setInnerFocus() {
+	_field->setFocusFast();
+}
+
+QString FormatDateTime(TimeId value) {
+	const auto now = QDateTime::currentDateTime();
+	const auto date = ParseDateTime(value);
+	if (date.date() == now.date()) {
+		return lng_mediaview_today(
+			lt_time,
+			date.time().toString(cTimeFormat()));
+	} else if (date.date().addDays(1) == now.date()) {
+		return lng_mediaview_yesterday(
+			lt_time,
+			date.time().toString(cTimeFormat()));
+	} else {
+		return lng_mediaview_date_time(
+			lt_date,
+			date.date().toString(qsl("dd.MM.yy")),
+			lt_time,
+			date.time().toString(cTimeFormat()));
+	}
+}
+
 uint32 OccupationTag() {
 	return uint32(Sandbox::UserTag() & 0xFFFFFFFFU);
 }
@@ -45,7 +151,7 @@ Data::Draft OccupiedDraft(const QString &normalizedName) {
 }
 
 uint32 ParseOccupationTag(History *history) {
-	if (!history) {
+	if (!history || !history->peer->isUser()) {
 		return 0;
 	}
 	const auto draft = history->cloudDraft();
@@ -75,7 +181,7 @@ uint32 ParseOccupationTag(History *history) {
 }
 
 QString ParseOccupationName(History *history) {
-	if (!history) {
+	if (!history || !history->peer->isUser()) {
 		return QString();
 	}
 	const auto draft = history->cloudDraft();
@@ -105,7 +211,7 @@ QString ParseOccupationName(History *history) {
 }
 
 TimeId OccupiedBySomeoneTill(History *history) {
-	if (!history) {
+	if (!history || !history->peer->isUser()) {
 		return 0;
 	}
 	const auto draft = history->cloudDraft();
@@ -159,7 +265,8 @@ Helper::Helper(not_null<AuthSession*> session)
 void Helper::registerWindow(not_null<Window::Controller*> controller) {
 	controller->activeChatValue(
 	) | rpl::map([](Dialogs::Key key) {
-		return key.history();
+		const auto history = key.history();
+		return (history && history->peer->isUser()) ? history : nullptr;
 	}) | rpl::distinct_until_changed(
 	) | rpl::start_with_next([=](History *history) {
 		updateOccupiedHistory(controller, history);
@@ -179,12 +286,12 @@ void Helper::chatOccupiedUpdated(not_null<History*> history) {
 		_occupiedChats[history] = till + 2;
 		Notify::peerUpdatedDelayed(
 			history->peer,
-			Notify::PeerUpdate::Flag::OccupiedChanged);
+			Notify::PeerUpdate::Flag::UserOccupiedChanged);
 		checkOccupiedChats();
 	} else if (_occupiedChats.take(history)) {
 		Notify::peerUpdatedDelayed(
 			history->peer,
-			Notify::PeerUpdate::Flag::OccupiedChanged);
+			Notify::PeerUpdate::Flag::UserOccupiedChanged);
 	}
 }
 
@@ -200,7 +307,7 @@ void Helper::checkOccupiedChats() {
 			_occupiedChats.erase(nearest);
 			Notify::peerUpdatedDelayed(
 				history->peer,
-				Notify::PeerUpdate::Flag::OccupiedChanged);
+				Notify::PeerUpdate::Flag::UserOccupiedChanged);
 		} else {
 			_checkOccupiedTimer.callOnce(
 				(nearest->second - now) * TimeMs(1000));
@@ -266,6 +373,140 @@ bool Helper::isOccupiedBySomeone(History *history) const {
 	return false;
 }
 
+void Helper::refreshInfo(not_null<UserData*> user) {
+	request(MTPhelp_GetUserInfo(
+		user->inputUser
+	)).done([=](const MTPhelp_UserInfo &result) {
+		applyInfo(user, result);
+		if (_userInfoEditPending.contains(user)) {
+			_userInfoEditPending.erase(user);
+			showEditInfoBox(user);
+		}
+	}).send();
+}
+
+void Helper::applyInfo(
+		not_null<UserData*> user,
+		const MTPhelp_UserInfo &result) {
+	const auto notify = [&] {
+		Notify::peerUpdatedDelayed(
+			user,
+			Notify::PeerUpdate::Flag::UserSupportInfoChanged);
+	};
+	const auto remove = [&] {
+		if (_userInformation.take(user)) {
+			notify();
+		}
+	};
+	result.match([&](const MTPDhelp_userInfo &data) {
+		auto info = UserInfo();
+		info.author = qs(data.vauthor);
+		info.date = data.vdate.v;
+		info.text = TextWithEntities{
+			qs(data.vmessage),
+			TextUtilities::EntitiesFromMTP(data.ventities.v) };
+		if (info.text.empty()) {
+			remove();
+		} else if (_userInformation[user] != info) {
+			_userInformation[user] = info;
+			notify();
+		}
+	}, [&](const MTPDhelp_userInfoEmpty &) {
+		remove();
+	});
+}
+
+rpl::producer<UserInfo> Helper::infoValue(not_null<UserData*> user) const {
+	return Notify::PeerUpdateValue(
+		user,
+		Notify::PeerUpdate::Flag::UserSupportInfoChanged
+	) | rpl::map([=] {
+		return infoCurrent(user);
+	});
+}
+
+rpl::producer<QString> Helper::infoLabelValue(
+		not_null<UserData*> user) const {
+	return infoValue(
+		user
+	) | rpl::map([](const Support::UserInfo &info) {
+		return info.author + ", " + FormatDateTime(info.date);
+	});
+}
+
+rpl::producer<TextWithEntities> Helper::infoTextValue(
+		not_null<UserData*> user) const {
+	return infoValue(
+		user
+	) | rpl::map([](const Support::UserInfo &info) {
+		return info.text;
+	});
+}
+
+UserInfo Helper::infoCurrent(not_null<UserData*> user) const {
+	const auto i = _userInformation.find(user);
+	return (i != end(_userInformation)) ? i->second : UserInfo();
+}
+
+void Helper::editInfo(not_null<UserData*> user) {
+	if (!_userInfoEditPending.contains(user)) {
+		_userInfoEditPending.emplace(user);
+		refreshInfo(user);
+	}
+}
+
+void Helper::showEditInfoBox(not_null<UserData*> user) {
+	const auto info = infoCurrent(user);
+	const auto editData = TextWithTags{
+		info.text.text,
+		ConvertEntitiesToTextTags(info.text.entities)
+	};
+
+	const auto save = [=](TextWithTags result, Fn<void(bool)> done) {
+		saveInfo(user, TextWithEntities{
+			result.text,
+			ConvertTextTagsToEntities(result.tags)
+		}, done);
+	};
+	Ui::show(Box<EditInfoBox>(editData, save), LayerOption::KeepOther);
+}
+
+void Helper::saveInfo(
+		not_null<UserData*> user,
+		TextWithEntities text,
+		Fn<void(bool success)> done) {
+	const auto i = _userInfoSaving.find(user);
+	if (i != end(_userInfoSaving)) {
+		if (i->second.data == text) {
+			return;
+		} else {
+			i->second.data = text;
+			request(base::take(i->second.requestId)).cancel();
+		}
+	} else {
+		_userInfoSaving.emplace(user, SavingInfo{ text });
+	}
+
+	TextUtilities::PrepareForSending(
+		text,
+		Ui::ItemTextDefaultOptions().flags);
+	TextUtilities::Trim(text);
+
+	const auto entities = TextUtilities::EntitiesToMTP(
+		text.entities,
+		TextUtilities::ConvertOption::SkipLocal);
+	_userInfoSaving[user].requestId = request(MTPhelp_EditUserInfo(
+		user->inputUser,
+		MTP_string(text.text),
+		entities
+	)).done([=](const MTPhelp_UserInfo &result) {
+		applyInfo(user, result);
+		done(true);
+	}).fail([=](const RPCError &error) {
+		done(false);
+	}).send();
+}
+
 Templates &Helper::templates() {
 	return _templates;
 }

Telegram/SourceFiles/support/support_helper.h

@@ -19,6 +19,22 @@ class Controller;
 
 namespace Support {
 
+struct UserInfo {
+	QString author;
+	TimeId date = 0;
+	TextWithEntities text;
+};
+
+inline bool operator==(const UserInfo &a, const UserInfo &b) {
+	return (a.author == b.author)
+		&& (a.date == b.date)
+		&& (a.text == b.text);
+}
+
+inline bool operator!=(const UserInfo &a, const UserInfo &b) {
+	return !(a == b);
+}
+
 class Helper : private MTP::Sender {
 public:
 	explicit Helper(not_null<AuthSession*> session);
@@ -31,9 +47,21 @@ public:
 	bool isOccupiedByMe(History *history) const;
 	bool isOccupiedBySomeone(History *history) const;
 
+	void refreshInfo(not_null<UserData*> user);
+	rpl::producer<UserInfo> infoValue(not_null<UserData*> user) const;
+	rpl::producer<QString> infoLabelValue(not_null<UserData*> user) const;
+	rpl::producer<TextWithEntities> infoTextValue(
+		not_null<UserData*> user) const;
+	UserInfo infoCurrent(not_null<UserData*> user) const;
+	void editInfo(not_null<UserData*> user);
+
 	Templates &templates();
 
 private:
+	struct SavingInfo {
+		TextWithEntities data;
+		mtpRequestId requestId = 0;
+	};
 	void checkOccupiedChats();
 	void updateOccupiedHistory(
 		not_null<Window::Controller*> controller,
@@ -43,6 +71,15 @@ private:
 	void occupyInDraft();
 	void reoccupy();
 
+	void applyInfo(
+		not_null<UserData*> user,
+		const MTPhelp_UserInfo &result);
+	void showEditInfoBox(not_null<UserData*> user);
+	void saveInfo(
+		not_null<UserData*> user,
+		TextWithEntities text,
+		Fn<void(bool success)> done);
+
 	not_null<AuthSession*> _session;
 	Templates _templates;
 	QString _supportName;
@@ -53,6 +90,10 @@ private:
 	base::Timer _checkOccupiedTimer;
 	base::flat_map<not_null<History*>, TimeId> _occupiedChats;
 
+	base::flat_map<not_null<UserData*>, UserInfo> _userInformation;
+	base::flat_set<not_null<UserData*>> _userInfoEditPending;
+	base::flat_map<not_null<UserData*>, SavingInfo> _userInfoSaving;
+
 	rpl::lifetime _lifetime;
 
 };

Telegram/SourceFiles/ui/text/text_entity.h

@@ -100,6 +100,17 @@ private:
 
 };
 
+inline bool operator==(const EntityInText &a, const EntityInText &b) {
+	return (a.type() == b.type())
+		&& (a.offset() == b.offset())
+		&& (a.length() == b.length())
+		&& (a.data() == b.data());
+}
+
+inline bool operator!=(const EntityInText &a, const EntityInText &b) {
+	return !(a == b);
+}
+
 struct TextWithEntities {
 	QString text;
 	EntitiesInText entities;
@@ -109,6 +120,18 @@ struct TextWithEntities {
 	}
 };
 
+inline bool operator==(
+		const TextWithEntities &a,
+		const TextWithEntities &b) {
+	return (a.text == b.text) && (a.entities == b.entities);
+}
+
+inline bool operator!=(
+		const TextWithEntities &a,
+		const TextWithEntities &b) {
+	return !(a == b);
+}
+
 enum {
 	TextParseMultiline = 0x001,
 	TextParseLinks = 0x002,

Telegram/SourceFiles/window/window_peer_menu.cpp

@@ -25,6 +25,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "styles/style_boxes.h"
 #include "history/history.h"
 #include "window/window_controller.h"
+#include "support/support_helper.h"
 #include "info/info_memento.h"
 #include "info/info_controller.h"
 #include "info/feed/info_feed_channels_controllers.h"
@@ -316,6 +317,11 @@ void Filler::addBlockUser(not_null<UserData*> user) {
 
 void Filler::addUserActions(not_null<UserData*> user) {
 	if (_source != PeerMenuSource::ChatsList) {
+		if (Auth().supportMode()) {
+			_addAction("Edit support info", [=] {
+				Auth().supportHelper().editInfo(user);
+			});
+		}
 		if (user->isContact()) {
 			if (!user->isSelf()) {
 				_addAction(