Update API scheme. Show interactions in channel stories.

Telegram/SourceFiles/data/data_stories.cpp

@@ -1353,6 +1353,96 @@ void Stories::loadViewsSlice(
 	}
 }
 
+void Stories::loadReactionsSlice(
+		not_null<PeerData*> peer,
+		StoryId id,
+		QString offset,
+		Fn<void(StoryViews)> done) {
+	Expects(peer->isChannel());
+
+	if (_reactionsStoryPeer == peer
+		&& _reactionsStoryId == id
+		&& _reactionsOffset == offset) {
+		if (_reactionsRequestId) {
+			_reactionsDone = std::move(done);
+		}
+		return;
+	}
+	_reactionsStoryPeer = peer;
+	_reactionsStoryId = id;
+	_reactionsOffset = offset;
+	_reactionsDone = std::move(done);
+
+	using Flag = MTPstories_GetStoryReactionsList::Flag;
+	const auto api = &_owner->session().api();
+	_owner->session().api().request(_reactionsRequestId).cancel();
+	_reactionsRequestId = api->request(MTPstories_GetStoryReactionsList(
+		MTP_flags(offset.isEmpty() ? Flag() : Flag::f_offset),
+		_reactionsStoryPeer->input,
+		MTP_int(_reactionsStoryId),
+		MTPReaction(),
+		MTP_string(_reactionsOffset),
+		MTP_int(kViewsPerPage)
+	)).done([=](const MTPstories_StoryReactionsList &result) {
+		_reactionsRequestId = 0;
+
+		const auto &data = result.data();
+		auto slice = StoryViews{
+			.nextOffset = data.vnext_offset().value_or_empty(),
+			.reactions = data.vcount().v,
+			.total = data.vcount().v,
+		};
+		_owner->processUsers(data.vusers());
+		_owner->processChats(data.vchats());
+		slice.list.reserve(data.vreactions().v.size());
+		for (const auto &reaction : data.vreactions().v) {
+			reaction.match([&](const MTPDstoryReaction &data) {
+				slice.list.push_back({
+					.peer = _owner->peer(peerFromMTP(data.vpeer_id())),
+					.reaction = ReactionFromMTP(data.vreaction()),
+					.date = data.vdate().v,
+				});
+			}, [&](const MTPDstoryReactionPublicRepost &data) {
+				const auto story = applySingle(
+					peerFromMTP(data.vpeer_id()),
+					data.vstory());
+				if (story) {
+					slice.list.push_back({
+						.peer = story->peer(),
+						.repostId = story->id(),
+						});
+				}
+			}, [&](const MTPDstoryReactionPublicForward &data) {
+				const auto item = _owner->addNewMessage(
+					data.vmessage(),
+					{},
+					NewMessageType::Existing);
+				if (item) {
+					slice.list.push_back({
+						.peer = item->history()->peer,
+						.forwardId = item->id,
+					});
+				}
+			});
+		}
+		const auto fullId = FullStoryId{
+			.peer = _reactionsStoryPeer->id,
+			.story = _reactionsStoryId,
+		};
+		if (const auto story = lookup(fullId)) {
+			(*story)->applyChannelReactionsSlice(_reactionsOffset, slice);
+		}
+		if (const auto done = base::take(_reactionsDone)) {
+			done(std::move(slice));
+		}
+	}).fail([=] {
+		_reactionsRequestId = 0;
+		if (const auto done = base::take(_reactionsDone)) {
+			done({});
+		}
+	}).send();
+}
+
 void Stories::sendViewsSliceRequest() {
 	Expects(_viewsStoryPeer != nullptr);
 	Expects(_viewsStoryPeer->isSelf());
@@ -1379,6 +1469,7 @@ void Stories::sendViewsSliceRequest() {
 			.total = data.vcount().v,
 		};
 		_owner->processUsers(data.vusers());
+		_owner->processChats(data.vchats());
 		slice.list.reserve(data.vviews().v.size());
 		for (const auto &view : data.vviews().v) {
 			view.match([&](const MTPDstoryView &data) {

Telegram/SourceFiles/data/data_stories.h

@@ -182,6 +182,11 @@ public:
 		StoryId id,
 		QString offset,
 		Fn<void(StoryViews)> done);
+	void loadReactionsSlice(
+		not_null<PeerData*> peer,
+		StoryId id,
+		QString offset,
+		Fn<void(StoryViews)> done);
 
 	[[nodiscard]] bool hasArchive(not_null<PeerData*> peer) const;
 
@@ -379,6 +384,12 @@ private:
 	Fn<void(StoryViews)> _viewsDone;
 	mtpRequestId _viewsRequestId = 0;
 
+	PeerData *_reactionsStoryPeer = nullptr;
+	StoryId _reactionsStoryId = 0;
+	QString _reactionsOffset;
+	Fn<void(StoryViews)> _reactionsDone;
+	mtpRequestId _reactionsRequestId = 0;
+
 	base::flat_set<FullStoryId> _preloaded;
 	std::vector<FullStoryId> _toPreloadSources[kStorySourcesListCount];
 	std::vector<FullStoryId> _toPreloadViewer;

Telegram/SourceFiles/data/data_story.cpp

@@ -513,6 +513,10 @@ const StoryViews &Story::viewsList() const {
 	return _views;
 }
 
+const StoryViews &Story::channelReactionsList() const {
+	return _channelReactions;
+}
+
 int Story::interactions() const {
 	return _views.total;
 }
@@ -543,6 +547,9 @@ void Story::applyViewsSlice(
 	_views.known = true;
 	if (offset.isEmpty()) {
 		_views = slice;
+		if (!_channelReactions.total) {
+			_channelReactions.total = _views.reactions + _views.forwards;
+		}
 	} else if (_views.nextOffset == offset) {
 		_views.list.insert(
 			end(_views.list),
@@ -591,6 +598,33 @@ void Story::applyViewsSlice(
 	}
 }
 
+void Story::applyChannelReactionsSlice(
+		const QString &offset,
+		const StoryViews &slice) {
+	const auto changed = (_channelReactions.reactions != slice.reactions)
+		|| (_channelReactions.total != slice.total);
+	_channelReactions.reactions = slice.reactions;
+	_channelReactions.total = slice.total;
+	_channelReactions.known = true;
+	if (offset.isEmpty()) {
+		_channelReactions = slice;
+	} else if (_channelReactions.nextOffset == offset) {
+		_channelReactions.list.insert(
+			end(_channelReactions.list),
+			begin(slice.list),
+			end(slice.list));
+		_channelReactions.nextOffset = slice.nextOffset;
+		if (_channelReactions.nextOffset.isEmpty()) {
+			_channelReactions.total = int(_channelReactions.list.size());
+		}
+	}
+	if (changed) {
+		_peer->session().changes().storyUpdated(
+			this,
+			UpdateFlag::ViewsChanged);
+	}
+}
+
 const std::vector<StoryLocation> &Story::locations() const {
 	return _locations;
 }
@@ -793,6 +827,9 @@ void Story::updateViewsCounts(ViewsCounts &&counts, bool known, bool initial) {
 			.total = total,
 			.known = known,
 		};
+		if (!_channelReactions.total) {
+			_channelReactions.total = _views.reactions + _views.forwards;
+		}
 	}
 	if (viewsChanged) {
 		_recentViewers = std::move(counts.viewers);

Telegram/SourceFiles/data/data_story.h

@@ -179,11 +179,15 @@ public:
 	[[nodiscard]] auto recentViewers() const
 		-> const std::vector<not_null<PeerData*>> &;
 	[[nodiscard]] const StoryViews &viewsList() const;
+	[[nodiscard]] const StoryViews &channelReactionsList() const;
 	[[nodiscard]] int interactions() const;
 	[[nodiscard]] int views() const;
 	[[nodiscard]] int forwards() const;
 	[[nodiscard]] int reactions() const;
 	void applyViewsSlice(const QString &offset, const StoryViews &slice);
+	void applyChannelReactionsSlice(
+		const QString &offset,
+		const StoryViews &slice);
 
 	[[nodiscard]] const std::vector<StoryLocation> &locations() const;
 	[[nodiscard]] auto suggestedReactions() const
@@ -235,6 +239,7 @@ private:
 	std::vector<StoryLocation> _locations;
 	std::vector<SuggestedReaction> _suggestedReactions;
 	StoryViews _views;
+	StoryViews _channelReactions;
 	const TimeId _date = 0;
 	const TimeId _expires = 0;
 	TimeId _lastUpdateTime = 0;

Telegram/SourceFiles/media/stories/media_stories_controller.cpp

@@ -907,6 +907,7 @@ void Controller::show(
 		.views = story->views(),
 		.total = story->interactions(),
 		.type = RecentViewsTypeFor(peer),
+		.canViewReactions = CanViewReactionsFor(peer),
 	}, _reactions->likedValue());
 	if (const auto nowLikeButton = _recentViews->likeButton()) {
 		if (wasLikeButton != nowLikeButton) {
@@ -998,13 +999,15 @@ void Controller::subscribeToSession() {
 			show(update.story, _context);
 			_delegate->storiesRedisplay(update.story);
 		} else {
+			const auto peer = update.story->peer();
 			_recentViews->show({
 				.list = update.story->recentViewers(),
 				.reactions = update.story->reactions(),
 				.forwards = update.story->forwards(),
 				.views = update.story->views(),
 				.total = update.story->interactions(),
-				.type = RecentViewsTypeFor(update.story->peer()),
+				.type = RecentViewsTypeFor(peer),
+				.canViewReactions = CanViewReactionsFor(peer),
 			});
 			updateAreas(update.story);
 		}
@@ -1414,11 +1417,19 @@ const Data::StoryViews &Controller::views(int limit, bool initial) {
 		const auto done = viewsGotMoreCallback();
 		const auto peer = shownPeer();
 		auto &stories = peer->owner().stories();
-		stories.loadViewsSlice(
+		if (peer->isChannel()) {
-			peer,
+			stories.loadReactionsSlice(
-			_shown.story,
+				peer,
-			_viewsSlice.nextOffset,
+				_shown.story,
-			done);
+				_viewsSlice.nextOffset,
+				done);
+		} else {
+			stories.loadViewsSlice(
+				peer,
+				_shown.story,
+				_viewsSlice.nextOffset,
+				done);
+		}
 	}
 	return _viewsSlice;
 }
@@ -1433,7 +1444,11 @@ Fn<void(Data::StoryViews)> Controller::viewsGotMoreCallback() {
 			const auto peer = shownPeer();
 			auto &stories = peer->owner().stories();
 			if (const auto maybeStory = stories.lookup(_shown)) {
-				_viewsSlice = (*maybeStory)->viewsList();
+				if (peer->isChannel()) {
+					_viewsSlice = (*maybeStory)->channelReactionsList();
+				} else {
+					_viewsSlice = (*maybeStory)->viewsList();
+				}
 			} else {
 				_viewsSlice = {};
 			}
@@ -1596,8 +1611,12 @@ void Controller::refreshViewsFromData() {
 	const auto peer = shownPeer();
 	auto &stories = peer->owner().stories();
 	const auto maybeStory = stories.lookup(_shown);
-	if (!maybeStory || !peer->isSelf()) {
+	const auto check = peer->isSelf()
+		|| CanViewReactionsFor(peer);
+	if (!maybeStory || !check) {
 		_viewsSlice = {};
+	} else if (peer->isChannel()) {
+		_viewsSlice = (*maybeStory)->channelReactionsList();
 	} else {
 		_viewsSlice = (*maybeStory)->viewsList();
 	}

Telegram/SourceFiles/media/stories/media_stories_recent_views.cpp

@@ -10,6 +10,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "api/api_who_reacted.h" // FormatReadDate.
 #include "chat_helpers/compose/compose_show.h"
 #include "data/stickers/data_custom_emoji.h"
+#include "data/data_channel.h"
 #include "data/data_peer.h"
 #include "data/data_session.h"
 #include "data/data_stories.h"
@@ -145,6 +146,13 @@ RecentViewsType RecentViewsTypeFor(not_null<PeerData*> peer) {
 		: RecentViewsType::Other;
 }
 
+bool CanViewReactionsFor(not_null<PeerData*> peer) {
+	if (const auto channel = peer->asChannel()) {
+		return channel->amCreator() || channel->hasAdminRights();
+	}
+	return false;
+}
+
 RecentViews::RecentViews(not_null<Controller*> controller)
 : _controller(controller) {
 }
@@ -178,8 +186,10 @@ void RecentViews::show(
 		|| (_data.forwards != data.forwards)
 		|| (_data.reactions != data.reactions);
 	const auto usersChanged = !_userpics || (_data.list != data.list);
+	const auto canViewReactions = data.canViewReactions
+		&& (data.reactions > 0 || data.forwards > 0);
 	_data = data;
-	if (_data.type != RecentViewsType::Self) {
+	if (_data.type != RecentViewsType::Self && !canViewReactions) {
 		_text = {};
 		_clickHandlerLifetime.destroy();
 		_userpicsLifetime.destroy();
@@ -229,7 +239,8 @@ Ui::RpWidget *RecentViews::likeIconWidget() const {
 }
 
 void RecentViews::refreshClickHandler() {
-	const auto nowEmpty = _data.list.empty();
+	const auto nowEmpty = (_data.type != RecentViewsType::Channel)
+		&& _data.list.empty();
 	const auto wasEmpty = !_clickHandlerLifetime;
 	const auto raw = _widget.get();
 	if (wasEmpty == nowEmpty) {
@@ -389,13 +400,16 @@ void RecentViews::updateViewsReactionsGeometry() {
 void RecentViews::updatePartsGeometry() {
 	const auto skip = st::storiesRecentViewsSkip;
 	const auto full = _userpicsWidth + skip + _text.maxWidth();
+	const auto add = (_data.type == RecentViewsType::Channel)
+		? st::storiesViewsTextPosition.y()
+		: 0;
 	const auto use = std::min(full, _outer.width());
 	const auto ux = _outer.x() + (_outer.width() - use) / 2;
 	const auto uheight = st::storiesWhoViewed.userpics.size;
-	const auto uy = _outer.y() + (_outer.height() - uheight) / 2;
+	const auto uy = _outer.y() + (_outer.height() - uheight) / 2 + add;
 	const auto tx = ux + _userpicsWidth + skip;
 	const auto theight = st::normalFont->height;
-	const auto ty = _outer.y() + (_outer.height() - theight) / 2;
+	const auto ty = _outer.y() + (_outer.height() - theight) / 2 + add;
 	const auto my = std::min(uy, ty);
 	const auto mheight = std::max(uheight, theight);
 	const auto padding = skip;
@@ -406,7 +420,9 @@ void RecentViews::updatePartsGeometry() {
 }
 
 void RecentViews::updateText() {
-	const auto text = _data.views
+	const auto text = (_data.type == RecentViewsType::Channel)
+		? u"View reactions"_q
+		: _data.views
 		? (tr::lng_stories_views(tr::now, lt_count, _data.views)
 			+ (_data.reactions
 				? (u"  "_q + QChar(10084) + QString::number(_data.reactions))
@@ -417,7 +433,8 @@ void RecentViews::updateText() {
 }
 
 void RecentViews::showMenu() {
-	if (_menu || _data.list.empty()) {
+	if (_menu
+		|| (_data.type != RecentViewsType::Channel && _data.list.empty())) {
 		return;
 	}
 

Telegram/SourceFiles/media/stories/media_stories_recent_views.h

@@ -48,6 +48,7 @@ struct RecentViewsData {
 	int views = 0;
 	int total = 0;
 	RecentViewsType type = RecentViewsType::Other;
+	bool canViewReactions = false;
 
 	friend inline auto operator<=>(
 		const RecentViewsData &,
@@ -58,6 +59,7 @@ struct RecentViewsData {
 };
 
 [[nodiscard]] RecentViewsType RecentViewsTypeFor(not_null<PeerData*> peer);
+[[nodiscard]] bool CanViewReactionsFor(not_null<PeerData*> peer);
 
 class RecentViews final {
 public:

Telegram/SourceFiles/mtproto/scheme/api.tl

@@ -396,6 +396,7 @@ updateSentStoryReaction#7d627683 peer:Peer story_id:int reaction:Reaction = Upda
 updateBotChatBoost#904dd49c peer:Peer boost:Boost qts:int = Update;
 updateChannelViewForumAsMessages#7b68920 channel_id:long enabled:Bool = Update;
 updatePeerWallpaper#ae3f101d flags:# wallpaper_overridden:flags.1?true peer:Peer wallpaper:flags.0?WallPaper = Update;
+updateBotMessageReaction#ac21d3ce peer:Peer msg_id:int date:int actor:Peer old_reactions:Vector<Reaction> new_reactions:Vector<Reaction> qts:int = Update;
 
 updates.state#a56c2a3e pts:int qts:int date:int seq:int unread_count:int = updates.State;
 
@@ -1558,7 +1559,7 @@ storyView#b0bdeac5 flags:# blocked:flags.0?true blocked_my_stories_from:flags.1?
 storyViewPublicForward#9083670b flags:# blocked:flags.0?true blocked_my_stories_from:flags.1?true message:Message = StoryView;
 storyViewPublicRepost#bd74cf49 flags:# blocked:flags.0?true blocked_my_stories_from:flags.1?true peer_id:Peer story:StoryItem = StoryView;
 
-stories.storyViewsList#19a16886 flags:# count:int views_count:int forwards_count:int reactions_count:int views:Vector<StoryView> users:Vector<User> next_offset:flags.0?string = stories.StoryViewsList;
+stories.storyViewsList#59d78fc5 flags:# count:int views_count:int forwards_count:int reactions_count:int views:Vector<StoryView> chats:Vector<Chat> users:Vector<User> next_offset:flags.0?string = stories.StoryViewsList;
 
 stories.storyViews#de9eed1d views:Vector<StoryViews> users:Vector<User> = stories.StoryViews;