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Telegram/SourceFiles/chat_helpers/stickers_gift_box_pack.h

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+/*
+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
+
+class DocumentData;
+
+namespace Data {
+struct FileOrigin;
+} // namespace Data
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Stickers {
+
+class GiftBoxPack final {
+public:
+	explicit GiftBoxPack(not_null<Main::Session*> session);
+	~GiftBoxPack();
+
+	void load();
+	[[nodiscard]] int monthsForStars(int stars) const;
+	[[nodiscard]] DocumentData *lookup(int months) const;
+	[[nodiscard]] Data::FileOrigin origin() const;
+	[[nodiscard]] rpl::producer<> updated() const;
+
+	void tonLoad();
+	[[nodiscard]] DocumentData *tonLookup(int amount) const;
+	[[nodiscard]] Data::FileOrigin tonOrigin() const;
+	[[nodiscard]] rpl::producer<> tonUpdated() const;
+
+private:
+	using SetId = uint64;
+
+	struct Pack {
+		SetId id = 0;
+		uint64 accessHash = 0;
+		std::vector<DocumentData*> documents;
+		mtpRequestId requestId = 0;
+		std::vector<int> dividers;
+		rpl::event_stream<> updated;
+	};
+
+	void load(Pack &pack, const MTPInputStickerSet &set);
+	void applySet(Pack &pack, const MTPDmessages_stickerSet &data);
+	[[nodiscard]] DocumentData *lookup(
+		const Pack &pack,
+		int divider,
+		bool exact) const;
+
+	const not_null<Main::Session*> _session;
+	const std::vector<int> _localMonths;
+	const std::vector<int> _localTonAmounts;
+
+	Pack _premium;
+	Pack _ton;
+
+};
+
+} // namespace Stickers