115 lines
2.2 KiB
C++
115 lines
2.2 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "mtproto/dedicated_file_loader.h"
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namespace tr {
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template <typename ...>
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struct phrase;
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} // namespace tr
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namespace Main {
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class Session;
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} // namespace Main
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namespace Storage::CloudBlob {
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constexpr auto kCloudLocationUsername = "tdhbcfiles"_cs;
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struct Blob {
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int id = 0;
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int postId = 0;
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int64 size = 0;
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QString name;
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};
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struct Available {
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int64 size = 0;
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inline bool operator<(const Available &other) const {
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return size < other.size;
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}
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inline bool operator==(const Available &other) const {
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return size == other.size;
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}
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};
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struct Ready {
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inline bool operator<(const Ready &other) const {
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return false;
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}
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inline bool operator==(const Ready &other) const {
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return true;
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}
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};
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struct Active {
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inline bool operator<(const Active &other) const {
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return false;
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}
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inline bool operator==(const Active &other) const {
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return true;
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}
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};
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struct Failed {
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inline bool operator<(const Failed &other) const {
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return false;
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}
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inline bool operator==(const Failed &other) const {
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return true;
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}
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};
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using Loading = MTP::DedicatedLoader::Progress;
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using BlobState = std::variant<
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Available,
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Ready,
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Active,
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Failed,
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Loading>;
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bool UnpackBlob(
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const QString &path,
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const QString &folder,
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Fn<bool(const QString &)> checkNameCallback);
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QString StateDescription(const BlobState &state, tr::phrase<> activeText);
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class BlobLoader : public QObject {
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public:
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BlobLoader(
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QObject *parent,
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not_null<Main::Session*> session,
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int id,
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MTP::DedicatedLoader::Location location,
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const QString &folder,
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int64 size);
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int id() const;
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rpl::producer<BlobState> state() const;
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virtual void destroy() = 0;
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virtual void unpack(const QString &path) = 0;
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protected:
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virtual void fail();
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const QString _folder;
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private:
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void setImplementation(std::unique_ptr<MTP::DedicatedLoader> loader);
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int _id = 0;
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rpl::variable<BlobState> _state;
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MTP::WeakInstance _mtproto;
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std::unique_ptr<MTP::DedicatedLoader> _implementation;
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};
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} // namespace Storage::CloudBlob
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