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84 lines
1.9 KiB
C++
84 lines
1.9 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 "base/basic_types.h"
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class DocumentData;
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namespace Data {
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struct FileOrigin;
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} // namespace Data
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namespace rpl {
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class lifetime;
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} // namespace rpl
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namespace Test {
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struct TransferSample {
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bool loading = false;
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int64 offset = 0;
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QString text;
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};
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struct TransferSaveCall {
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int sequence = 0;
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QString targetPath;
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bool autoLoading = false;
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QString source;
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};
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struct TransferFailure {
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int status = 0;
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bool loading = false;
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int64 offset = 0;
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QString targetPath;
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bool started = false;
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};
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class DocumentTransfer final {
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public:
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// Subscribes immediately; the caller lifetime owns both observations.
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DocumentTransfer(
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not_null<DocumentData*> document,
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QString diagnosticTag,
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Fn<void(const TransferFailure &)> failureCallback,
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rpl::lifetime &lifetime);
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// Starts one explicit-path save; a duplicate fails without saving again.
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void start(Data::FileOrigin origin, QString targetPath);
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// Reads current transfer state without mutating the document.
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[[nodiscard]] TransferSample sample() const;
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// Returns a copy of every matching save-entry observation.
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[[nodiscard]] std::vector<TransferSaveCall> saveCalls() const;
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// Returns a copy of the first exact failed-state observation.
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[[nodiscard]] std::optional<TransferFailure> failure() const;
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private:
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struct State;
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const std::shared_ptr<State> _state;
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};
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// Publishes one save entry synchronously without changing product state.
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void NotifyDocumentSave(
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not_null<DocumentData*> document,
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const QString &targetPath,
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bool autoLoading);
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// Publishes the exact failed assignment synchronously without product changes.
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void NotifyDocumentLoadFailed(
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not_null<DocumentData*> document,
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bool started);
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} // namespace Test
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