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#ifndef MODORGANIZER_FILETREEMODEL_INCLUDED
#define MODORGANIZER_FILETREEMODEL_INCLUDED
#include "filetreeitem.h"
#include "iconfetcher.h"
#include "directoryentry.h"
#include <unordered_set>
class OrganizerCore;
class FileTreeModel : public QAbstractItemModel
{
Q_OBJECT;
public:
enum Flag
{
NoFlags = 0x00,
Conflicts = 0x01,
Archives = 0x02
};
Q_DECLARE_FLAGS(Flags, Flag);
FileTreeModel(OrganizerCore& core, QObject* parent=nullptr);
void setFlags(Flags f)
{
m_flags = f;
}
void refresh();
void clear();
QModelIndex index(int row, int col, const QModelIndex& parent={}) const override;
QModelIndex parent(const QModelIndex& index) const override;
int rowCount(const QModelIndex& parent={}) const override;
int columnCount(const QModelIndex& parent={}) const override;
bool hasChildren(const QModelIndex& parent={}) const override;
bool canFetchMore(const QModelIndex& parent) const override;
void fetchMore(const QModelIndex& parent) override;
QVariant data(const QModelIndex& index, int role=Qt::DisplayRole) const override;
QVariant headerData(int i, Qt::Orientation ori, int role=Qt::DisplayRole) const override;
Qt::ItemFlags flags(const QModelIndex& index) const override;
FileTreeItem* itemFromIndex(const QModelIndex& index) const;
private:
enum class FillFlag
{
None = 0x00,
PruneDirectories = 0x01
};
Q_DECLARE_FLAGS(FillFlags, FillFlag);
using DirectoryIterator = std::vector<MOShared::DirectoryEntry*>::const_iterator;
OrganizerCore& m_core;
mutable FileTreeItem m_root;
Flags m_flags;
mutable IconFetcher m_iconFetcher;
mutable std::vector<QModelIndex> m_iconPending;
mutable QTimer m_iconPendingTimer;
bool m_isRefreshing;
bool showConflicts() const
{
return (m_flags & Conflicts);
}
bool showArchives() const;
void update(
FileTreeItem& parentItem, const MOShared::DirectoryEntry& parentEntry,
const std::wstring& parentPath);
void updateDirectories(
FileTreeItem& parentItem, const std::wstring& path,
const MOShared::DirectoryEntry& parentEntry, FillFlags flags);
void removeDisappearingDirectories(
FileTreeItem& parentItem, const MOShared::DirectoryEntry& parentEntry,
const std::wstring& parentPath, std::unordered_set<std::wstring_view>& seen);
void addNewDirectories(
FileTreeItem& parentItem, const MOShared::DirectoryEntry& parentEntry,
const std::wstring& parentPath,
const std::unordered_set<std::wstring_view>& seen);
void removeRange(FileTreeItem& parentItem, int first, int last);
void addRange(
FileTreeItem& parentItem, int at,
std::vector<std::unique_ptr<FileTreeItem>>& items);
void updateFiles(
FileTreeItem& parentItem, const std::wstring& path,
const MOShared::DirectoryEntry& parentEntry);
void removeDisappearingFiles(
FileTreeItem& parentItem, const MOShared::DirectoryEntry& parentEntry,
int& firstFileRow, std::unordered_set<MOShared::FileEntry::Index>& seen);
void addNewFiles(
FileTreeItem& parentItem, const MOShared::DirectoryEntry& parentEntry,
const std::wstring& parentPath, int firstFileRow,
const std::unordered_set<MOShared::FileEntry::Index>& seen);
std::wstring makeModName(const MOShared::FileEntry& file, int originID) const;
void ensureLoaded(FileTreeItem* item) const;
void updatePendingIcons();
void removePendingIcons(const QModelIndex& parent, int first, int last);
bool shouldShowFile(const MOShared::FileEntry& file) const;
bool hasFilesAnywhere(const MOShared::DirectoryEntry& dir) const;
QString makeTooltip(const FileTreeItem& item) const;
QVariant makeIcon(const FileTreeItem& item, const QModelIndex& index) const;
QModelIndex indexFromItem(FileTreeItem& item) const;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(FileTreeModel::Flags);
Q_DECLARE_OPERATORS_FOR_FLAGS(FileTreeItem::Flags);
#endif // MODORGANIZER_FILETREEMODEL_INCLUDED
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