80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
/*
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** Copyright (C) 2025 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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** This program is free software; you can redistribute it and/or modify it
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** under the terms of the GNU General Public License as published by the
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** Free Software Foundation; either version 3, or (at your option) any
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** later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation,
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** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**
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*/
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#include "mu-labels-cache.hh"
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#include "mu-store.hh"
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#include "message/mu-labels.hh"
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using namespace Mu;
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void
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Mu::LabelsCache::serialize() const
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{
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std::string s;
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for (const auto&[label, n]: label_map_)
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s += mu_format("{}{}{}\n", label, SepaChar2, n);
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config_.set<Config::Id::Labels>(s);
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mu_debug("labels: serialized {} change(s)", dirty_);
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dirty_ = 0;
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}
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Mu::LabelsCache::Map
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Mu::LabelsCache::deserialize(const std::string& serialized) const
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{
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Map map;
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std::stringstream ss{serialized, std::ios_base::in};
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std::string line;
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while (std::getline(ss, line)) {
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if (const auto parts =
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Mu::split(line, SepaChar2); parts.size() != 2)
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mu_warning("error: '{}'", line);
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else
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map.emplace(std::move(parts[0]),
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static_cast<std::size_t>(
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g_ascii_strtoll(parts[1].c_str(),{}, 10)));
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}
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return map;
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}
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Result<void>
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Mu::LabelsCache::restore(const Store& store)
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{
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const auto res{store.run_query("")};
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if (!res)
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return Err(Error{Error::Code::Query,
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"failed to run query: {}",
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*res.error().what()});
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label_map_.clear();
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++dirty_;
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for (auto&& item: *res) {
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if (auto &&msg{item.message()}; msg) {
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for (const auto& label: msg->labels())
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increase(label);
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}
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}
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serialize();
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return Ok();
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}
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