Split the lib in smaller libs to ease unit tests

2020-02-13 18:04:35 +01:00
parent 1e2c1caeed
commit 15e53caa2d
131 changed files with 382 additions and 138 deletions
@@ -0,0 +1,111 @@
+/*
+ * Copyright (C) 2013 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LMS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <chrono>
+#include <mutex>
+#include <optional>
+
+#include <Wt/WDateTime.h>
+#include <Wt/WIOService.h>
+#include <Wt/WSignal.h>
+
+#include <boost/asio/system_timer.hpp>
+
+#include "scanner/IMediaScanner.hpp"
+#include "database/ScanSettings.hpp"
+#include "database/Session.hpp"
+#include "metadata/TagLibParser.hpp"
+
+
+namespace Scanner {
+
+class MediaScanner : public IMediaScanner
+{
+	public:
+		MediaScanner(Database::Db& db);
+
+		void setAddon(MediaScannerAddon& addon) override;
+
+		void start() override;
+		void stop() override;
+		void restart() override;
+
+		void requestImmediateScan() override;
+		void requestReschedule() override ;
+
+		Status getStatus() override;
+
+		Wt::Signal<>& scanComplete() override { return _sigScanComplete; }
+		Wt::Signal<ScanProgressStats>& scanInProgress() override { return _sigScanInProgress; }
+		Wt::Signal<Wt::WDateTime>& scheduled() override { return _sigScheduled; }
+
+	private:
+
+		// Job handling
+		void scheduleNextScan();
+		void scheduleScan(const Wt::WDateTime& dateTime = {});
+
+		// Update database (scheduled callback)
+		void scan(boost::system::error_code ec);
+
+		void scanMediaDirectory( const std::filesystem::path& mediaDirectory, bool forceScan, ScanStats& stats);
+
+		// Helpers
+		void refreshScanSettings();
+
+		void countAllFiles(ScanStats& stats);
+		void removeMissingTracks(ScanStats& stats);
+		void removeOrphanEntries();
+		void checkDuplicatedAudioFiles(ScanStats& stats);
+		void scanAudioFile(const std::filesystem::path& file, bool forceScan, ScanStats& stats);
+		Database::IdType doScanAudioFile(const std::filesystem::path& file, ScanStats& stats);
+		void notifyInProgressIfNeeded(const ScanStats& stats);
+		void notifyInProgress(const ScanStats& stats);
+
+		bool					_running {false};
+		Wt::WIOService				_ioService;
+		boost::asio::system_timer		_scheduleTimer {_ioService};
+		Wt::Signal<>				_sigScanComplete;
+		Wt::Signal<ScanProgressStats>		_sigScanInProgress;
+		std::chrono::system_clock::time_point	_lastScanInProgressEmit {};
+		Wt::Signal<Wt::WDateTime>		_sigScheduled;
+		Database::Session			_dbSession;
+		MetaData::TagLibParser 			_metadataParser;
+		std::vector<MediaScannerAddon*> 	_addons;
+
+		std::mutex				_statusMutex;
+		State					_curState {State::NotScheduled};
+		std::optional<ScanStats> 		_lastCompleteScanStats;
+		std::optional<ScanProgressStats> 	_inProgressScanStats;
+		Wt::WDateTime				_nextScheduledScan;
+
+		// Current scan settings
+		std::size_t _scanVersion {};
+		Wt::WTime _startTime;
+		Database::ScanSettings::UpdatePeriod 	_updatePeriod {Database::ScanSettings::UpdatePeriod::Never};
+		std::set<std::filesystem::path>		_fileExtensions;
+		std::filesystem::path			_mediaDirectory;
+
+
+}; // class MediaScanner
+
+} // Scanner
+