Fix reaction animations stopping after an hour uptime.

Telegram/SourceFiles/data/data_message_reactions.cpp

@@ -279,21 +279,31 @@ void Reactions::request() {
 		MTP_int(_hash)
 	)).done([=](const MTPmessages_AvailableReactions &result) {
 		_requestId = 0;
+		result.match([&](const MTPDmessages_availableReactions &data) {
+			updateFromData(data);
+		}, [&](const MTPDmessages_availableReactionsNotModified &) {
+		});
+	}).fail([=] {
+		_requestId = 0;
+		_hash = 0;
+	}).send();
+}
+
+void Reactions::updateFromData(const MTPDmessages_availableReactions &data) {
+	_hash = data.vhash().v;
+
+	const auto &list = data.vreactions().v;
 	const auto oldCache = base::take(_iconsCache);
 	const auto toCache = [&](DocumentData *document) {
 		if (document) {
 			_iconsCache.emplace(document, document->createMediaView());
 		}
 	};
-		result.match([&](const MTPDmessages_availableReactions &data) {
-			_hash = data.vhash().v;
-
-			const auto &list = data.vreactions().v;
 	_active.clear();
 	_available.clear();
 	_active.reserve(list.size());
 	_available.reserve(list.size());
-			_iconsCache.reserve(list.size() * 2);
+	_iconsCache.reserve(list.size() * 4);
 	for (const auto &reaction : list) {
 		if (const auto parsed = parse(reaction)) {
 			_available.push_back(*parsed);
@@ -311,12 +321,6 @@ void Reactions::request() {
 		resolveImages();
 	}
 	_updated.fire({});
-		}, [&](const MTPDmessages_availableReactionsNotModified &) {
-		});
-	}).fail([=] {
-		_requestId = 0;
-		_hash = 0;
-	}).send();
 }
 
 std::optional<Reaction> Reactions::parse(const MTPAvailableReaction &entry) {

Telegram/SourceFiles/data/data_message_reactions.h

@@ -78,6 +78,7 @@ private:
 	};
 
 	void request();
+	void updateFromData(const MTPDmessages_availableReactions &data);
 
 	[[nodiscard]] std::optional<Reaction> parse(
 		const MTPAvailableReaction &entry);