124 lines
4.0 KiB
C++
124 lines
4.0 KiB
C++
/*
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* Copyright (C) 2022, KylinSoft Co., Ltd.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any 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, see <https://www.gnu.org/licenses/>.
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*
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* Authors: iaom <zhangpengfei@kylinos.cn>
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*
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*/
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#ifndef INDEXSCHEDULER_H
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#define INDEXSCHEDULER_H
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#include <QObject>
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#include <QThreadPool>
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#include <QAtomicInt>
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#include <QEvent>
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#include "file-watcher.h"
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#include "index-status-recorder.h"
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#include "common.h"
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#include "batch-indexer.h"
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namespace UkuiSearch {
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class IndexScheduler : public QObject
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{
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Q_OBJECT
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public:
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enum IndexerState {
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Startup,
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Running,
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Idle,
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Stop
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};
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Q_ENUM(IndexerState)
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explicit IndexScheduler(QObject *parent = nullptr);
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Q_INVOKABLE IndexerState getIndexState();
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/**
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* 强制立刻执行增量更新
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* @param target 需要更新的数据库，只能对已经启动索引的数据库生效
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*/
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Q_INVOKABLE void forceUpdate(BatchIndexer::Targets target);
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Q_SIGNALS:
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void stateChange(IndexerState);
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void process(IndexType type, uint all, uint finished);
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void basicIndexDone(bool success);
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void contentIndexDone(bool success);
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void done();
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private Q_SLOTS:
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/**
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* @brief addNewPath
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* @param folders 要添加索引的目录
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* @param blackList 要添加索引的目录下的黑名单
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*/
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void addNewPath(const QString &folders, const QStringList& blackList = QStringList());
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/**
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* @brief removeIndex
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* @param folders 要移除索引的目录
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*/
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void removeIndex(const QString& folders);
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void start(BatchIndexer::Targets target);
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void stop(BatchIndexer::Targets target);
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void fileIndexEnable(bool enable);
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void contentIndexEnable(bool enable);
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void ocrContentIndexEnable(bool enable);
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void updateIndex(const QVector<PendingFile>& files);
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void batchIndexerFinished(BatchIndexer::WorkMode mode, BatchIndexer::Targets targets);
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void updateFinished();
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bool isIdle();
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void onBasicIndexDone(BatchIndexer::WorkMode mode);
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void onContentIndexDone(BatchIndexer::WorkMode mode);
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void onOcrContentIndexDone(BatchIndexer::WorkMode mode);
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void checkIfStartsWaiting();
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void installWatches();
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private:
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/**
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* @brief checkAndRebuild
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* 检查数据库状态，数据库状态处于 IndexStatusRecorder::State::Error 时，开始重建任务。
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* @return 返回需要重建的数据库
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*/
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BatchIndexer::Targets checkAndRebuild(BatchIndexer::Targets target = BatchIndexer::All);
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void startIndexJob(const QStringList &folders, const QStringList &blackList, BatchIndexer::WorkMode mode, BatchIndexer::Targets target);
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FileWatcher m_fileWatcher;
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IndexStatusRecorder *m_statusRecorder = nullptr;
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FileIndexerConfig *m_config = nullptr;
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IndexerState m_state;
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QAtomicInt m_indexStop;
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QAtomicInt m_contentIndexStop;
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QAtomicInt m_ocrContentIndexStop;
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QThreadPool m_threadPool;
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//等待完成的工作数量
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quint64 m_basicIndexPendingWorkCount = 0;
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quint64 m_contentIndexPendingWorkCount = 0;
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quint64 m_ocrContentIndexPendingWorkCount= 0;
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quint64 m_updatePendingWorkCount = 0;
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quint64 m_addNewPathPendingWorkCount = 0;
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//是否有启动操作正在等待已有工作结束
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bool m_basicIndexStartWaiting = false;
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bool m_contentIndexStartWaiting = false;
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bool m_ocrContentIndexStartWaiting = false;
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//监听是否已安装
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bool m_watchInstalled = false;
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};
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}
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#endif // INDEXSCHEDULER_H
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