73 lines
2.7 KiB
C++
73 lines
2.7 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/FileReferenceManager.h"
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#include "td/telegram/Global.h"
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#include "td/telegram/MessagesManager.h"
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#include "td/actor/MultiPromise.h"
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#include "td/utils/format.h"
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namespace td {
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FileSourceId FileReferenceManager::create_file_source(FullMessageId full_message_id) {
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auto it = from_full_message_id_.find(full_message_id);
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if (it != from_full_message_id_.end()) {
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return it->second;
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}
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++last_file_source_id_;
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to_full_message_id_[last_file_source_id_] = full_message_id;
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from_full_message_id_[full_message_id] = FileSourceId{last_file_source_id_};
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return FileSourceId{last_file_source_id_};
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}
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void FileReferenceManager::update_file_reference(FileId file_id, std::vector<FileSourceId> sources, Promise<> promise) {
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LOG(ERROR) << "update file reference: " << file_id << " " << format::as_array(sources);
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//if (td::Random::fast(0, 3) == 0) {
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//promise.set_error(td::Status::Error("Error"));
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//return;
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//}
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//if (td::Random::fast(0, 3) == 0) {
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//promise.set_value(Unit());
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//return;
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//}
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MultiPromiseActorSafe mpas{"UpdateFileReferenceMultiPromiseActor"};
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mpas.add_promise(std::move(promise));
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auto lock = mpas.get_promise();
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SCOPE_EXIT {
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lock.set_value(Unit());
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};
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for (auto &source_id : sources) {
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auto it = to_full_message_id_.find(source_id);
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if (it != to_full_message_id_.end()) {
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std::vector<FullMessageId> message_ids = {it->second};
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auto new_promise = PromiseCreator::lambda([promise = mpas.get_promise(), file_id, source_id,
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file_manager = G()->file_manager()](Result<Unit> res) mutable {
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if (res.is_error()) {
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send_closure(file_manager, &FileManager::remove_file_source, file_id, source_id);
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send_lambda(file_manager, [promise = std::move(promise)]() mutable { promise.set_value({}); });
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} else {
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promise.set_value(Unit());
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}
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});
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LOG(ERROR) << "Ask for " << it->second;
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send_closure_later(G()->messages_manager(), &MessagesManager::get_messages_from_server, std::move(message_ids),
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std::move(new_promise), nullptr);
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} else {
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LOG(ERROR) << "Invalid source id " << source_id << " " << file_id;
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send_closure(G()->file_manager(), &FileManager::remove_file_source, file_id, source_id);
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send_lambda(G()->file_manager(), [promise = mpas.get_promise()]() mutable { promise.set_value(Unit()); });
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}
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}
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}
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} // namespace td
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