Channels list in feed info with leave channel.

Telegram/Resources/scheme.tl

@@ -273,7 +273,7 @@ messageActionCustomAction#fae69f56 message:string = MessageAction;
 messageActionBotAllowed#abe9affe domain:string = MessageAction;
 
 dialog#e4def5db flags:# pinned:flags.2?true peer:Peer top_message:int read_inbox_max_id:int read_outbox_max_id:int unread_count:int unread_mentions_count:int notify_settings:PeerNotifySettings pts:flags.0?int draft:flags.1?DraftMessage = Dialog;
-dialogFeed#907750e4 flags:# pinned:flags.2?true peer:Peer top_message:int feed_id:int feed_other_channels:Vector<int> read_max_position:flags.3?FeedPosition unread_count:int unread_muted_count:int sources_hash:int = Dialog;
+dialogFeed#36086d42 flags:# pinned:flags.2?true peer:Peer top_message:int feed_id:int feed_other_channels:Vector<int> read_max_position:flags.3?FeedPosition unread_count:int unread_muted_count:int = Dialog;
 
 photoEmpty#2331b22d id:long = Photo;
 photo#9288dd29 flags:# has_stickers:flags.0?true id:long access_hash:long date:int sizes:Vector<PhotoSize> = Photo;
@@ -1199,11 +1199,11 @@ channels.setStickers#ea8ca4f9 channel:InputChannel stickerset:InputStickerSet =
 channels.readMessageContents#eab5dc38 channel:InputChannel id:Vector<int> = Bool;
 channels.deleteHistory#af369d42 channel:InputChannel max_id:int = Bool;
 channels.togglePreHistoryHidden#eabbb94c channel:InputChannel enabled:Bool = Updates;
-channels.getFeed#18117df2 flags:# offset_to_max_read:flags.3?true feed_id:int offset_position:flags.0?FeedPosition add_offset:int limit:int max_position:flags.1?FeedPosition min_position:flags.2?FeedPosition sources_hash:int hash:int = messages.FeedMessages;
+channels.getFeed#b90f450 flags:# offset_to_max_read:flags.3?true feed_id:int offset_position:flags.0?FeedPosition add_offset:int limit:int max_position:flags.1?FeedPosition min_position:flags.2?FeedPosition hash:int = messages.FeedMessages;
 channels.searchFeed#88325369 feed_id:int q:string offset_date:int offset_peer:InputPeer offset_id:int limit:int = messages.Messages;
 channels.getFeedSources#d8ce236e flags:# feed_id:flags.0?int hash:int = channels.FeedSources;
-channels.changeFeedBroadcast#2528871e flags:# channel:InputChannel feed_id:flags.0?int = Bool;
-channels.setFeedBroadcasts#7e91b8f2 feed_id:int channels:Vector<InputChannel> also_newly_joined:Bool = Bool;
+channels.changeFeedBroadcast#ffb37511 flags:# channel:InputChannel feed_id:flags.0?int = Updates;
+channels.setFeedBroadcasts#ea80bfae flags:# feed_id:int channels:flags.0?Vector<InputChannel> also_newly_joined:flags.1?Bool = Updates;
 channels.readFeed#9c3011d feed_id:int max_position:FeedPosition = Updates;
 
 bots.sendCustomRequest#aa2769ed custom_method:string params:DataJSON = DataJSON;

Telegram/SourceFiles/apiwrap.cpp

@@ -187,7 +187,8 @@ void ApiWrap::toggleChannelGrouping(
 		MTP_flags(flags),
 		channel->inputChannel,
 		MTP_int(feedId)
-	)).done([=](const MTPBool &result) {
+	)).done([=](const MTPUpdates &result) {
+		applyUpdates(result);
 		if (group) {
 			channel->setFeed(Auth().data().feed(feedId));
 		} else {
@@ -2993,6 +2994,11 @@ void ApiWrap::requestFeedChannels(not_null<Data::Feed*> feed) {
 			App::feedUsers(data.vusers);
 			App::feedChats(data.vchats);
 
+			if (data.has_newly_joined_feed()) {
+				_session->data().setDefaultFeedId(
+					data.vnewly_joined_feed.v);
+			}
+
 			if (feed->channelsLoaded()) {
 				feedChannelsDone(feed);
 			} else {
@@ -3044,7 +3050,6 @@ void ApiWrap::requestFeedMessages(
 		}
 		Unexpected("Direction in PrepareSearchRequest");
 	}();
-	const auto sourcesHash = feed->channelsHash();
 	const auto hash = int32(0);
 	const auto flags = (messageId && messageId.fullId.channel)
 		? MTPchannels_GetFeed::Flag::f_offset_position
@@ -3060,7 +3065,6 @@ void ApiWrap::requestFeedMessages(
 		MTP_int(limit),
 		MTPFeedPosition(),
 		MTPFeedPosition(),
-		MTP_int(sourcesHash),
 		MTP_int(hash)
 	)).done([=](const MTPmessages_FeedMessages &result) {
 		const auto key = std::make_tuple(feed, messageId, slice);
@@ -3172,6 +3176,18 @@ void ApiWrap::feedMessagesDone(
 	}
 }
 
+void ApiWrap::saveDefaultFeedId(FeedId id, bool isDefaultFeedId) {
+	if (const auto already = base::take(_saveDefaultFeedIdRequest)) {
+		request(already).cancel();
+	}
+	_saveDefaultFeedIdRequest = request(MTPchannels_SetFeedBroadcasts(
+		MTP_flags(MTPchannels_SetFeedBroadcasts::Flag::f_also_newly_joined),
+		MTP_int(id),
+		MTPVector<MTPInputChannel>(),
+		MTP_bool(isDefaultFeedId)
+	)).send();
+}
+
 void ApiWrap::sendAction(const SendOptions &options) {
 	readServerHistory(options.history);
 	options.history->getReadyFor(ShowAtTheEndMsgId);

Telegram/SourceFiles/apiwrap.h

@@ -177,6 +177,7 @@ public:
 		not_null<Data::Feed*> feed,
 		Data::MessagePosition messageId,
 		SliceType slice);
+	void saveDefaultFeedId(FeedId id, bool isDefaultFeedId);
 
 	void stickerSetInstalled(uint64 setId) {
 		_stickerSetInstalled.fire_copy(setId);
@@ -507,6 +508,7 @@ private:
 		not_null<Data::Feed*>,
 		Data::MessagePosition,
 		SliceType>> _feedMessagesRequestsPending;
+	mtpRequestId _saveDefaultFeedIdRequest = 0;
 
 	rpl::event_stream<SendOptions> _sendActions;
 

Telegram/SourceFiles/app.cpp

@@ -575,10 +575,14 @@ namespace {
 
 			cdata->setPhoto(d.vphoto);
 
-			if (wasInChannel != cdata->amIn()) update.flags |= UpdateFlag::ChannelAmIn;
+			if (wasInChannel != cdata->amIn()) {
+				update.flags |= UpdateFlag::ChannelAmIn;
+			}
 			if (canViewAdmins != cdata->canViewAdmins()
 				|| canViewMembers != cdata->canViewMembers()
-				|| canAddMembers != cdata->canAddMembers()) update.flags |= UpdateFlag::ChannelRightsChanged;
+				|| canAddMembers != cdata->canAddMembers()) {
+				update.flags |= UpdateFlag::ChannelRightsChanged;
+			}
 		} break;
 		case mtpc_channelForbidden: {
 			auto &d(chat.c_channelForbidden());
@@ -612,10 +616,14 @@ namespace {
 			cdata->date = 0;
 			cdata->setMembersCount(0);
 
-			if (wasInChannel != cdata->amIn()) update.flags |= UpdateFlag::ChannelAmIn;
+			if (wasInChannel != cdata->amIn()) {
+				update.flags |= UpdateFlag::ChannelAmIn;
+			}
 			if (canViewAdmins != cdata->canViewAdmins()
 				|| canViewMembers != cdata->canViewMembers()
-				|| canAddMembers != cdata->canAddMembers()) update.flags |= UpdateFlag::ChannelRightsChanged;
+				|| canAddMembers != cdata->canAddMembers()) {
+				update.flags |= UpdateFlag::ChannelRightsChanged;
+			}
 		} break;
 		}
 		if (!data) {

Telegram/SourceFiles/data/data_feed.cpp

@@ -84,6 +84,19 @@ void Feed::registerOne(not_null<ChannelData*> channel) {
 		} else if (lastMessageKnown()) {
 			_parent->session().api().requestDialogEntry(history);
 		}
+		if (unreadCountKnown()) {
+			if (history->unreadCountKnown()) {
+				// If history unreadCount is known that means that we've
+				// already had the channel information and if it was in the
+				// feed already (not yet known) it wouldn't get here.
+				// That means here we get if we add a new channel to feed.
+				if (const auto count = history->unreadCount()) {
+					unreadCountChanged(count, history->mute() ? count : 0);
+				}
+			} else if (!_settingChannels) {
+				_parent->session().api().requestDialogEntry(this);
+			}
+		}
 		if (invisible && _channels.size() > 1) {
 			updateChatListExistence();
 			for (const auto history : _channels) {
@@ -105,9 +118,20 @@ void Feed::unregisterOne(not_null<ChannelData*> channel) {
 		_parent->session().storage().remove(
 			Storage::FeedMessagesRemoveAll(_id, channel->bareId()));
 
-		if (const auto last = lastMessage()) {
-			if (last->history() == history) {
-				recountLastMessage();
+		if (lastMessageKnown()) {
+			if (const auto last = lastMessage()) {
+				if (last->history() == history) {
+					recountLastMessage();
+				}
+			}
+		}
+		if (unreadCountKnown()) {
+			if (history->unreadCountKnown()) {
+				if (const auto delta = -history->unreadCount()) {
+					unreadCountChanged(delta, history->mute() ? delta : 0);
+				}
+			} else {
+				_parent->session().api().requestDialogEntry(this);
 			}
 		}
 		if (visible && _channels.size() < 2) {
@@ -188,7 +212,7 @@ void Feed::setChannels(std::vector<not_null<ChannelData*>> channels) {
 	const auto remove = ranges::view::all(
 		_channels
 	) | ranges::view::transform([](not_null<History*> history) {
-		return history->peer->asChannel();
+		return not_null<ChannelData*>(history->peer->asChannel());
 	}) | ranges::view::filter([&](not_null<ChannelData*> channel) {
 		return !base::contains(channels, channel);
 	}) | ranges::to_vector;
@@ -201,8 +225,21 @@ void Feed::setChannels(std::vector<not_null<ChannelData*>> channels) {
 			channel.get(),
 			[](auto history) { return history->peer->asChannel(); }
 		) == end(_channels);
+	}) | ranges::view::transform([](ChannelData *channel) {
+		return not_null<ChannelData*>(channel);
 	}) | ranges::to_vector;
 
+	changeChannelsList(add, remove);
+
+	setChannelsLoaded(true);
+}
+
+void Feed::changeChannelsList(
+		const std::vector<not_null<ChannelData*>> &add,
+		const std::vector<not_null<ChannelData*>> &remove) {
+	_settingChannels = true;
+	const auto restore = gsl::finally([&] { _settingChannels = false; });
+
 	for (const auto channel : remove) {
 		channel->clearFeed();
 	}
@@ -216,14 +253,6 @@ void Feed::setChannels(std::vector<not_null<ChannelData*>> channels) {
 		channel->setFeed(this);
 	}
 	_lastMessage = oldLastMessage;
-
-	_channels.clear();
-	for (const auto channel : channels) {
-		Assert(channel->feed() == this);
-
-		_channels.push_back(App::history(channel));
-	}
-	setChannelsLoaded(true);
 }
 
 bool Feed::justUpdateLastMessage(not_null<HistoryItem*> item) {
@@ -328,10 +357,6 @@ void Feed::applyDialog(const MTPDdialogFeed &data) {
 	if (data.has_read_max_position()) {
 		setUnreadPosition(FeedPositionFromMTP(data.vread_max_position));
 	}
-
-	if (channelsHash() != data.vsources_hash.v) {
-		setChannelsLoaded(false);
-	}
 }
 
 void Feed::setUnreadCounts(int unreadNonMutedCount, int unreadMutedCount) {

Telegram/SourceFiles/data/data_feed.h

@@ -87,10 +87,14 @@ private:
 	void setLastMessageFromChannels();
 	bool justUpdateLastMessage(not_null<HistoryItem*> item);
 	void updateChatsListDate();
+	void changeChannelsList(
+		const std::vector<not_null<ChannelData*>> &add,
+		const std::vector<not_null<ChannelData*>> &remove);
 
 	FeedId _id = 0;
 	not_null<Data::Session*> _parent;
 	std::vector<not_null<History*>> _channels;
+	bool _settingChannels = false;
 	bool _channelsLoaded = false;
 
 	QString _name;

Telegram/SourceFiles/data/data_session.cpp

@@ -60,6 +60,11 @@ void UpdateImage(ImagePtr &old, ImagePtr now) {
 Session::Session(not_null<AuthSession*> session)
 : _session(session)
 , _groups(this) {
+	setupContactViewsViewer();
+	setupChannelLeavingViewer();
+}
+
+void Session::setupContactViewsViewer() {
 	Notify::PeerUpdateViewer(
 		Notify::PeerUpdate::Flag::UserIsContact
 	) | rpl::map([](const Notify::PeerUpdate &update) {
@@ -71,6 +76,20 @@ Session::Session(not_null<AuthSession*> session)
 	}, _lifetime);
 }
 
+void Session::setupChannelLeavingViewer() {
+	Notify::PeerUpdateViewer(
+		Notify::PeerUpdate::Flag::ChannelAmIn
+	) | rpl::map([](const Notify::PeerUpdate &update) {
+		return update.peer->asChannel();
+	}) | rpl::filter([](ChannelData *channel) {
+		return (channel != nullptr)
+			&& !(channel->amIn())
+			&& (channel->feed() != nullptr);
+	}) | rpl::start_with_next([=](not_null<ChannelData*> channel) {
+		channel->clearFeed();
+	}, _lifetime);
+}
+
 Session::~Session() = default;
 
 template <typename Method>
@@ -1447,6 +1466,18 @@ Feed *Session::feedLoaded(FeedId id) {
 	return (it == end(_feeds)) ? nullptr : it->second.get();
 }
 
+void Session::setDefaultFeedId(FeedId id) {
+	_defaultFeedId = id;
+}
+
+FeedId Session::defaultFeedId() const {
+	return _defaultFeedId.current();
+}
+
+rpl::producer<FeedId> Session::defaultFeedIdValue() const {
+	return _defaultFeedId.value();
+}
+
 void Session::forgetMedia() {
 	for (const auto &[id, photo] : _photos) {
 		photo->forget();

Telegram/SourceFiles/data/data_session.h

@@ -347,6 +347,9 @@ public:
 
 	not_null<Feed*> feed(FeedId id);
 	Feed *feedLoaded(FeedId id);
+	void setDefaultFeedId(FeedId id);
+	FeedId defaultFeedId() const;
+	rpl::producer<FeedId> defaultFeedIdValue() const;
 
 	void forgetMedia();
 
@@ -361,6 +364,8 @@ public:
 	}
 
 private:
+	void setupContactViewsViewer();
+	void setupChannelLeavingViewer();
 	void photoApplyFields(
 		not_null<PhotoData*> photo,
 		const MTPPhoto &data);
@@ -517,6 +522,7 @@ private:
 
 	std::deque<Dialogs::Key> _pinnedDialogs;
 	base::flat_map<FeedId, std::unique_ptr<Feed>> _feeds;
+	rpl::variable<FeedId> _defaultFeedId = FeedId();
 	Groups _groups;
 	std::map<
 		not_null<const HistoryItem*>,

Telegram/SourceFiles/history/feed/history_feed_section.cpp

@@ -110,6 +110,7 @@ Widget::Widget(
 	_showNext->setClickedCallback([this] {
 		// #TODO feeds show next
 	});
+	_showNext->hide();
 
 	_feed->unreadPositionChanges(
 	) | rpl::filter([=](const Data::MessagePosition &position) {
@@ -463,8 +464,8 @@ void Widget::updateControlsGeometry() {
 
 	const auto bottom = height();
 	const auto scrollHeight = bottom
-		- _topBar->height()
-		- _showNext->height();
+		- _topBar->height();
+//		- _showNext->height();
 	const auto scrollSize = QSize(contentWidth, scrollHeight);
 	if (_scroll->size() != scrollSize) {
 		_skipScrollEvent = true;
@@ -480,12 +481,12 @@ void Widget::updateControlsGeometry() {
 	}
 
 	updateScrollDownPosition();
-	const auto fullWidthButtonRect = myrtlrect(
-		0,
-		bottom - _showNext->height(),
-		contentWidth,
-		_showNext->height());
-	_showNext->setGeometry(fullWidthButtonRect);
+	//const auto fullWidthButtonRect = myrtlrect(
+	//	0,
+	//	bottom - _showNext->height(),
+	//	contentWidth,
+	//	_showNext->height());
+	//_showNext->setGeometry(fullWidthButtonRect);
 
 	if (_emptyTextView) {
 		_emptyTextView->resizeGetHeight(width());
@@ -515,7 +516,7 @@ void Widget::paintEvent(QPaintEvent *e) {
 		const auto clip = e->rect();
 		const auto left = 0;
 		const auto top = (height()
-			- _showNext->height()
+//			- _showNext->height()
 			- _emptyTextView->height()) / 2;
 		p.translate(left, top);
 		_emptyTextView->draw(

Telegram/SourceFiles/info/feed/info_feed_channels.cpp

@@ -18,6 +18,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/wrap/padding_wrap.h"
 #include "ui/search_field_controller.h"
 #include "boxes/peer_list_controllers.h"
+#include "data/data_feed.h"
 #include "lang/lang_keys.h"
 #include "styles/style_boxes.h"
 #include "styles/style_info.h"
@@ -57,16 +58,8 @@ Channels::Channels(
 
 int Channels::desiredHeight() const {
 	auto desired = _header ? _header->height() : 0;
-	//auto count = [this] {
-	//	if (auto chat = _peer->asChat()) {
-	//		return chat->count;
-	//	} else if (auto channel = _peer->asChannel()) {
-	//		return channel->membersCount();
-	//	}
-	//	return 0;
-	//}();
-	//desired += qMax(count, _list->fullRowsCount())
-	//	* st::infoMembersList.item.height;
+	desired += st::infoMembersList.item.height
+		* std::max(int(_feed->channels().size()), _list->fullRowsCount());
 	return qMax(height(), desired);
 }
 
@@ -171,7 +164,7 @@ void Channels::setupList() {
 	_list = object_ptr<ListWidget>(
 		this,
 		_listController.get(),
-		st::infoMembersList);
+		st::infoCommonGroupsList);
 	_list->scrollToRequests(
 	) | rpl::start_with_next([this](Ui::ScrollToRequest request) {
 		auto addmin = (request.ymin < 0 || !_header)

Telegram/SourceFiles/info/feed/info_feed_channels_controllers.cpp

@@ -11,12 +11,73 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_session.h"
 #include "info/info_controller.h"
 #include "lang/lang_keys.h"
-#include "auth_session.h"
 #include "history/history.h"
+#include "window/window_peer_menu.h"
+#include "auth_session.h"
+#include "styles/style_widgets.h"
+#include "styles/style_info.h"
+#include "styles/style_boxes.h"
 
 namespace Info {
 namespace FeedProfile {
 
+class ChannelsController::Row final : public PeerListRow {
+public:
+	Row(not_null<ChannelData*> channel);
+
+	QSize actionSize() const override;
+	QMargins actionMargins() const override;
+	void paintAction(
+		Painter &p,
+		TimeMs ms,
+		int x,
+		int y,
+		int outerWidth,
+		bool selected,
+		bool actionSelected) override;
+
+	not_null<ChannelData*> channel() const {
+		return peer()->asChannel();
+	}
+
+};
+
+ChannelsController::Row::Row(not_null<ChannelData*> channel)
+: PeerListRow(channel) {
+}
+
+QSize ChannelsController::Row::actionSize() const {
+	return QRect(
+			QPoint(),
+			st::smallCloseIcon.size()).marginsAdded(
+				st::infoFeedLeaveIconMargins).size();
+}
+
+QMargins ChannelsController::Row::actionMargins() const {
+	return QMargins(
+		0,
+		(st::infoCommonGroupsList.item.height - actionSize().height()) / 2,
+		0,
+		0);
+}
+
+void ChannelsController::Row::paintAction(
+		Painter &p,
+		TimeMs ms,
+		int x,
+		int y,
+		int outerWidth,
+		bool selected,
+		bool actionSelected) {
+	if (selected) {
+		x += st::infoFeedLeaveIconMargins.left();
+		y += st::infoFeedLeaveIconMargins.top();
+		(actionSelected
+			? st::smallCloseIconOver
+			: st::smallCloseIcon).paint(p, x, y, outerWidth);
+	}
+}
+
 ChannelsController::ChannelsController(not_null<Controller*> controller)
 : PeerListController()
 , _controller(controller)
@@ -24,16 +85,16 @@ ChannelsController::ChannelsController(not_null<Controller*> controller)
 	_controller->setSearchEnabledByContent(false);
 }
 
-std::unique_ptr<PeerListRow> ChannelsController::createRow(
-		not_null<PeerData*> peer) {
-	auto result = std::make_unique<PeerListRow>(peer);
+auto ChannelsController::createRow(not_null<ChannelData*> channel)
+-> std::unique_ptr<Row> {
+	auto result = std::make_unique<Row>(channel);
 	result->setCustomStatus(QString());
 	return result;
 }
 
 std::unique_ptr<PeerListRow> ChannelsController::createRestoredRow(
 		not_null<PeerData*> peer) {
-	return createRow(peer);
+	return createRow(peer->asChannel());
 }
 
 void ChannelsController::prepare() {
@@ -43,10 +104,7 @@ void ChannelsController::prepare() {
 
 	rebuildRows();
 	using Flag = Data::FeedUpdateFlag;
-	rpl::single(
-		Data::FeedUpdate{ _feed, Flag::Channels }
-	) | rpl::then(
-		Auth().data().feedUpdated()
+	Auth().data().feedUpdated(
 	) | rpl::filter([=](const Data::FeedUpdate &update) {
 		return (update.feed == _feed) && (update.flag == Flag::Channels);
 	}) | rpl::filter([=] {
@@ -75,10 +133,11 @@ void ChannelsController::rebuildRows() {
 		}
 	}
 	for (const auto history : channels) {
-		if (auto row = createRow(history->peer)) {
+		if (auto row = createRow(history->peer->asChannel())) {
 			delegate()->peerListAppendRow(std::move(row));
 		}
 	}
+	delegate()->peerListRefreshRows();
 }
 
 std::unique_ptr<PeerListState> ChannelsController::saveState() const {
@@ -106,5 +165,9 @@ void ChannelsController::rowClicked(not_null<PeerListRow*> row) {
 		Window::SectionShow::Way::Forward);
 }
 
+void ChannelsController::rowActionClicked(not_null<PeerListRow*> row) {
+	Window::DeleteAndLeaveHandler(row->peer())();
+}
+
 } // namespace FeedProfile
 } // namespace Info

Telegram/SourceFiles/info/feed/info_feed_channels_controllers.h

@@ -27,6 +27,7 @@ public:
 
 	void prepare() override;
 	void rowClicked(not_null<PeerListRow*> row) override;
+	void rowActionClicked(not_null<PeerListRow*> row) override;
 
 	std::unique_ptr<PeerListRow> createRestoredRow(
 		not_null<PeerData*> peer) override;
@@ -35,12 +36,13 @@ public:
 	void restoreState(std::unique_ptr<PeerListState> state) override;
 
 private:
+	class Row;
 	struct SavedState : SavedStateBase {
 		rpl::lifetime lifetime;
 	};
 
 	void rebuildRows();
-	std::unique_ptr<PeerListRow> createRow(not_null<PeerData*> peer);
+	std::unique_ptr<Row> createRow(not_null<ChannelData*> channel);
 
 	const not_null<Controller*> _controller;
 	not_null<Data::Feed*> _feed;

Telegram/SourceFiles/info/feed/info_feed_channels_widget.cpp

@@ -0,0 +1,9 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "info/feed/info_feed_channels_widget.h"
+

Telegram/SourceFiles/info/feed/info_feed_channels_widget.h

@@ -0,0 +1,9 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+

Telegram/SourceFiles/info/feed/info_feed_profile_inner_widget.cpp

@@ -40,26 +40,26 @@ object_ptr<Ui::RpWidget> InnerWidget::setupContent(
 	_cover = result->add(object_ptr<Cover>(
 		result,
 		_controller));
-	//auto details = Profile::SetupFeedDetails(_controller, parent, _feed);
-	//result->add(std::move(details));
-	//result->add(object_ptr<BoxContentDivider>(result));
+	auto details = Profile::SetupFeedDetails(_controller, parent, _feed);
+	result->add(std::move(details));
+	result->add(object_ptr<BoxContentDivider>(result));
 
-	//_channels = result->add(object_ptr<Channels>(
-	//	result,
-	//	_controller)
-	//);
-	//_channels->scrollToRequests(
-	//) | rpl::start_with_next([this](Ui::ScrollToRequest request) {
-	//	auto min = (request.ymin < 0)
-	//		? request.ymin
-	//		: mapFromGlobal(_channels->mapToGlobal({ 0, request.ymin })).y();
-	//	auto max = (request.ymin < 0)
-	//		? mapFromGlobal(_channels->mapToGlobal({ 0, 0 })).y()
-	//		: (request.ymax < 0)
-	//		? request.ymax
-	//		: mapFromGlobal(_channels->mapToGlobal({ 0, request.ymax })).y();
-	//	_scrollToRequests.fire({ min, max });
-	//}, _channels->lifetime());
+	_channels = result->add(object_ptr<Channels>(
+		result,
+		_controller)
+	);
+	_channels->scrollToRequests(
+	) | rpl::start_with_next([this](Ui::ScrollToRequest request) {
+		auto min = (request.ymin < 0)
+			? request.ymin
+			: mapFromGlobal(_channels->mapToGlobal({ 0, request.ymin })).y();
+		auto max = (request.ymin < 0)
+			? mapFromGlobal(_channels->mapToGlobal({ 0, 0 })).y()
+			: (request.ymax < 0)
+			? request.ymax
+			: mapFromGlobal(_channels->mapToGlobal({ 0, request.ymax })).y();
+		_scrollToRequests.fire({ min, max });
+	}, _channels->lifetime());
 
 	return std::move(result);
 }

Telegram/SourceFiles/info/info.style

@@ -691,3 +691,5 @@ topBarFeedInfoButton: FeedUserpicButton(defaultFeedUserpicButton) {
 		photoSize: 20px;
 	}
 }
+
+infoFeedLeaveIconMargins: margins(10px, 12px, 20px, 10px);

Telegram/SourceFiles/info/profile/info_profile_actions.cpp

@@ -10,6 +10,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include <rpl/flatten_latest.h>
 #include <rpl/combine.h>
 #include "data/data_peer_values.h"
+#include "data/data_session.h"
+#include "data/data_feed.h"
 #include "ui/wrap/vertical_layout.h"
 #include "ui/wrap/padding_wrap.h"
 #include "ui/wrap/slide_wrap.h"
@@ -580,19 +582,11 @@ void ActionsFiller::addBlockAction(not_null<UserData*> user) {
 
 void ActionsFiller::addLeaveChannelAction(
 		not_null<ChannelData*> channel) {
-	auto callback = [=] {
-		auto text = lang(channel->isMegagroup()
-			? lng_sure_leave_group
-			: lng_sure_leave_channel);
-		Ui::show(Box<ConfirmBox>(text, lang(lng_box_leave), [=] {
-			Auth().api().leaveChannel(channel);
-		}), LayerOption::KeepOther);
-	};
 	AddActionButton(
 		_wrap,
 		Lang::Viewer(lng_profile_leave_channel),
 		AmInChannelValue(channel),
-		std::move(callback));
+		Window::DeleteAndLeaveHandler(channel));
 }
 
 void ActionsFiller::addJoinChannelAction(
@@ -700,15 +694,20 @@ object_ptr<Ui::RpWidget> FeedDetailsFiller::fill() {
 }
 
 object_ptr<Ui::RpWidget> FeedDetailsFiller::setupDefaultToggle() {
-	const auto feed = _feed;
+	using namespace rpl::mappers;
+	const auto feedId = _feed->id();
 	auto result = object_ptr<Button>(
 		_wrap,
 		Lang::Viewer(lng_info_feed_is_default),
 		st::infoNotificationsButton);
 	result->toggleOn(
-		rpl::single(false)// #TODO default
+		Auth().data().defaultFeedIdValue(
+		) | rpl::map(_1 == feedId)
 	)->addClickHandler([=] {
-
+		const auto makeDefault = (Auth().data().defaultFeedId() != feedId);
+		const auto defaultFeedId = makeDefault ? feedId : 0;
+		Auth().data().setDefaultFeedId(defaultFeedId);
+		Auth().api().saveDefaultFeedId(feedId, makeDefault);
 	});
 	object_ptr<FloatingIcon>(
 		result,