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// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "common/mimetypes.h"
#include <QDir>
#include <QLockFile>
#include <QObject>
#include <QPersistentModelIndex>
#include <QSet>
#include <QStringList>
#include <QTimer>
#include <QVector>
class QAbstractItemModel;
struct Ext;
struct BaseNameExtensions;
#define COPYQ_MIME_PREFIX_ITEMSYNC COPYQ_MIME_PREFIX "itemsync-"
#define COPYQ_MIME_PREFIX_ITEMSYNC_PRIVATE COPYQ_MIME_PRIVATE_PREFIX "itemsync-"
extern const QLatin1String mimeExtensionMap;
extern const QLatin1String mimeBaseName;
extern const QLatin1String mimeNoSave;
extern const QLatin1String mimeSyncPath;
extern const QLatin1String mimeNoFormat;
extern const QLatin1String mimeUnknownFormats;
extern const QLatin1String mimePrivateSyncPrefix;
extern const QLatin1String mimeOldBaseName;
extern const QLatin1String mimeHashPrefix;
enum class UpdateType {
Inserted,
Changed,
};
struct FileFormat {
bool isValid() const { return !extensions.isEmpty(); }
QStringList extensions;
QString itemMime;
QString icon;
};
using BaseNameExtensionsList = QList<BaseNameExtensions>;
using Hash = QByteArray;
class SyncDataFile;
QDataStream &operator<<(QDataStream &out, SyncDataFile value);
QDataStream &operator>>(QDataStream &in, SyncDataFile &value);
void registerSyncDataFileConverter();
class FileWatcher final : public QObject {
public:
static QString getBaseName(const QModelIndex &index);
static QString getBaseName(const QVariantMap &data);
/**
* Return true only if base name is empty or it matches the internal format.
*/
static bool isOwnBaseName(const QString &baseName);
static void removeFilesForRemovedIndex(const QString &tabPath, const QModelIndex &index);
static Hash calculateHash(const QByteArray &bytes);
FileWatcher(
const QString &path,
const QStringList &paths,
QAbstractItemModel *model,
int maxItems,
const QList<FileFormat> &formatSettings,
int itemDataThreshold,
QObject *parent = nullptr
);
QString path() const { return m_dir.absolutePath(); }
bool isValid() const { return m_valid; }
bool lock();
void unlock();
QVariantMap itemDataFromFiles(const QDir &dir, const BaseNameExtensions &baseNameWithExts);
void prependItemsFromFiles(const QDir &dir, const BaseNameExtensionsList &fileList);
void insertItemsFromFiles(const QDir &dir, const BaseNameExtensionsList &fileList);
/**
* Check for new files.
*/
void updateItems();
void updateItemsIfNeeded();
void setUpdatesEnabled(bool enabled);
private:
void onRowsInserted(const QModelIndex &, int first, int last);
void onDataChanged(const QModelIndex &a, const QModelIndex &b);
void onRowsRemoved(const QModelIndex &, int first, int last);
void onRowsMoved(const QModelIndex &, int start, int end, const QModelIndex &, int destinationRow);
QString oldBaseName(const QModelIndex &index) const;
void createItems(const QVector<QVariantMap> &dataMaps, int targetRow);
void updateIndexData(const QModelIndex &index, QVariantMap *itemData);
QList<QPersistentModelIndex> indexList(int first, int last);
void saveItems(int first, int last, UpdateType updateType);
bool renameMoveCopy(
const QDir &dir, const QList<QPersistentModelIndex> &indexList, UpdateType updateType);
void updateDataAndWatchFile(
const QDir &dir, const BaseNameExtensions &baseNameWithExts,
QVariantMap *dataMap, QVariantMap *mimeToExtension);
bool copyFilesFromUriList(const QByteArray &uriData, int targetRow, const QSet<QString> &baseNames);
void updateMovedRows();
QAbstractItemModel *m_model;
QTimer m_updateTimer;
QTimer m_moveTimer;
int m_moveEnd = -1;
int m_interval = 0;
const QList<FileFormat> &m_formatSettings;
QDir m_dir;
bool m_valid;
int m_maxItems;
bool m_updatesEnabled = false;
qint64 m_lastUpdateTimeMs = 0;
QList<QPersistentModelIndex> m_batchIndexData;
BaseNameExtensionsList m_fileList;
int m_lastBatchIndex = -1;
int m_itemDataThreshold = -1;
QLockFile m_lock;
};
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