plugin: refactor into modules

1 files changed, 0 insertions, 430 deletions

diff --git a/plugin/src/Caelestia/filesystemmodel.cpp b/plugin/src/Caelestia/filesystemmodel.cpp
deleted file mode 100644
index 54807b5..0000000
--- a/plugin/src/Caelestia/filesystemmodel.cpp
+++ /dev/null
@@ -1,430 +0,0 @@
-#include "filesystemmodel.hpp"
-
-#include <qdiriterator.h>
-#include <qfuturewatcher.h>
-#include <qtconcurrentrun.h>
-
-namespace caelestia {
-
-FileSystemEntry::FileSystemEntry(const QString& path, const QString& relativePath, QObject* parent)
-    : QObject(parent)
-    , m_fileInfo(QFileInfo(path))
-    , m_path(path)
-    , m_relativePath(relativePath)
-    , m_isImageInitialised(false)
-    , m_mimeTypeInitialised(false) {}
-
-QString FileSystemEntry::path() const {
-    return m_path;
-};
-
-QString FileSystemEntry::relativePath() const {
-    return m_relativePath;
-};
-
-QString FileSystemEntry::name() const {
-    return m_fileInfo.fileName();
-};
-
-QString FileSystemEntry::parentDir() const {
-    return m_fileInfo.absolutePath();
-};
-
-QString FileSystemEntry::suffix() const {
-    return m_fileInfo.completeSuffix();
-};
-
-qint64 FileSystemEntry::size() const {
-    return m_fileInfo.size();
-};
-
-bool FileSystemEntry::isDir() const {
-    return m_fileInfo.isDir();
-};
-
-bool FileSystemEntry::isImage() const {
-    if (!m_isImageInitialised) {
-        QImageReader reader(m_path);
-        m_isImage = reader.canRead();
-        m_isImageInitialised = true;
-    }
-    return m_isImage;
-}
-
-QString FileSystemEntry::mimeType() const {
-    if (!m_mimeTypeInitialised) {
-        const QMimeDatabase db;
-        m_mimeType = db.mimeTypeForFile(m_path).name();
-        m_mimeTypeInitialised = true;
-    }
-    return m_mimeType;
-}
-
-FileSystemModel::FileSystemModel(QObject* parent)
-    : QAbstractListModel(parent)
-    , m_recursive(false)
-    , m_watchChanges(true)
-    , m_showHidden(false)
-    , m_filter(NoFilter) {
-    connect(&m_watcher, &QFileSystemWatcher::directoryChanged, this, &FileSystemModel::watchDirIfRecursive);
-    connect(&m_watcher, &QFileSystemWatcher::directoryChanged, this, &FileSystemModel::updateEntriesForDir);
-}
-
-int FileSystemModel::rowCount(const QModelIndex& parent) const {
-    if (parent != QModelIndex()) {
-        return 0;
-    }
-    return static_cast<int>(m_entries.size());
-}
-
-QVariant FileSystemModel::data(const QModelIndex& index, int role) const {
-    if (role != Qt::UserRole || !index.isValid() || index.row() >= m_entries.size()) {
-        return QVariant();
-    }
-    return QVariant::fromValue(m_entries.at(index.row()));
-}
-
-QHash<int, QByteArray> FileSystemModel::roleNames() const {
-    return { { Qt::UserRole, "modelData" } };
-}
-
-QString FileSystemModel::path() const {
-    return m_path;
-}
-
-void FileSystemModel::setPath(const QString& path) {
-    if (m_path == path) {
-        return;
-    }
-
-    m_path = path;
-    emit pathChanged();
-
-    m_dir.setPath(m_path);
-    update();
-}
-
-bool FileSystemModel::recursive() const {
-    return m_recursive;
-}
-
-void FileSystemModel::setRecursive(bool recursive) {
-    if (m_recursive == recursive) {
-        return;
-    }
-
-    m_recursive = recursive;
-    emit recursiveChanged();
-
-    update();
-}
-
-bool FileSystemModel::watchChanges() const {
-    return m_watchChanges;
-}
-
-void FileSystemModel::setWatchChanges(bool watchChanges) {
-    if (m_watchChanges == watchChanges) {
-        return;
-    }
-
-    m_watchChanges = watchChanges;
-    emit watchChangesChanged();
-
-    update();
-}
-
-bool FileSystemModel::showHidden() const {
-    return m_showHidden;
-}
-
-void FileSystemModel::setShowHidden(bool showHidden) {
-    if (m_showHidden == showHidden) {
-        return;
-    }
-
-    m_showHidden = showHidden;
-    emit showHiddenChanged();
-
-    update();
-}
-
-FileSystemModel::Filter FileSystemModel::filter() const {
-    return m_filter;
-}
-
-void FileSystemModel::setFilter(Filter filter) {
-    if (m_filter == filter) {
-        return;
-    }
-
-    m_filter = filter;
-    emit filterChanged();
-
-    update();
-}
-
-QList<FileSystemEntry*> FileSystemModel::entries() const {
-    return m_entries;
-}
-
-void FileSystemModel::watchDirIfRecursive(const QString& path) {
-    if (m_recursive && m_watchChanges) {
-        const auto currentDir = m_dir;
-        const bool showHidden = m_showHidden;
-        const auto future = QtConcurrent::run([showHidden, path]() {
-            QDir::Filters filters = QDir::Dirs | QDir::NoDotAndDotDot;
-            if (showHidden) {
-                filters |= QDir::Hidden;
-            }
-
-            QDirIterator iter(path, filters, QDirIterator::Subdirectories);
-            QStringList dirs;
-            while (iter.hasNext()) {
-                dirs << iter.next();
-            }
-            return dirs;
-        });
-        const auto watcher = new QFutureWatcher<QStringList>(this);
-        connect(watcher, &QFutureWatcher<QStringList>::finished, this, [currentDir, showHidden, watcher, this]() {
-            const auto paths = watcher->result();
-            if (currentDir == m_dir && showHidden == m_showHidden && !paths.isEmpty()) {
-                // Ignore if dir or showHidden has changed
-                m_watcher.addPaths(paths);
-            }
-            watcher->deleteLater();
-        });
-        watcher->setFuture(future);
-    }
-}
-
-void FileSystemModel::update() {
-    updateWatcher();
-    updateEntries();
-}
-
-void FileSystemModel::updateWatcher() {
-    if (!m_watcher.directories().isEmpty()) {
-        m_watcher.removePaths(m_watcher.directories());
-    }
-
-    if (!m_watchChanges || m_path.isEmpty()) {
-        return;
-    }
-
-    m_watcher.addPath(m_path);
-    watchDirIfRecursive(m_path);
-}
-
-void FileSystemModel::updateEntries() {
-    if (m_path.isEmpty()) {
-        if (!m_entries.isEmpty()) {
-            beginResetModel();
-            qDeleteAll(m_entries);
-            m_entries.clear();
-            emit entriesChanged();
-            endResetModel();
-        }
-
-        return;
-    }
-
-    for (auto& future : m_futures) {
-        future.cancel();
-    }
-    m_futures.clear();
-
-    updateEntriesForDir(m_path);
-}
-
-void FileSystemModel::updateEntriesForDir(const QString& dir) {
-    const bool recursive = m_recursive;
-    const bool showHidden = m_showHidden;
-    const auto filter = m_filter;
-    const auto oldEntries = m_entries;
-    const auto baseDir = m_dir;
-
-    const auto future = QtConcurrent::run([dir, recursive, showHidden, filter, oldEntries, baseDir](
-                                              QPromise<QPair<QSet<QString>, QSet<QString>>>& promise) {
-        const auto flags = recursive ? QDirIterator::Subdirectories : QDirIterator::NoIteratorFlags;
-
-        std::optional<QDirIterator> iter;
-
-        if (filter == Images) {
-            QStringList nameFilters;
-            for (const auto& format : QImageReader::supportedImageFormats()) {
-                nameFilters << "*." + format;
-            }
-
-            QDir::Filters filters = QDir::Files;
-            if (showHidden) {
-                filters |= QDir::Hidden;
-            }
-
-            iter.emplace(dir, nameFilters, filters, flags);
-        } else {
-            QDir::Filters filters;
-
-            if (filter == Files) {
-                filters = QDir::Files;
-            } else if (filter == Dirs) {
-                filters = QDir::Dirs | QDir::NoDotAndDotDot;
-            } else {
-                filters = QDir::Dirs | QDir::Files | QDir::NoDotAndDotDot;
-            }
-
-            if (showHidden) {
-                filters |= QDir::Hidden;
-            }
-
-            iter.emplace(dir, filters, flags);
-        }
-
-        QSet<QString> newPaths;
-        while (iter->hasNext()) {
-            if (promise.isCanceled()) {
-                return;
-            }
-
-            QString path = iter->next();
-
-            if (filter == Images) {
-                QImageReader reader(path);
-                if (!reader.canRead()) {
-                    continue;
-                }
-            }
-
-            newPaths.insert(path);
-        }
-
-        QSet<QString> oldPaths;
-        for (const auto& entry : oldEntries) {
-            oldPaths.insert(entry->path());
-        }
-
-        if (promise.isCanceled() || newPaths == oldPaths) {
-            return;
-        }
-
-        promise.addResult(qMakePair(oldPaths - newPaths, newPaths - oldPaths));
-    });
-
-    if (m_futures.contains(dir)) {
-        m_futures[dir].cancel();
-    }
-    m_futures.insert(dir, future);
-
-    const auto watcher = new QFutureWatcher<QPair<QSet<QString>, QSet<QString>>>(this);
-
-    connect(watcher, &QFutureWatcher<QPair<QSet<QString>, QSet<QString>>>::finished, this, [dir, watcher, this]() {
-        m_futures.remove(dir);
-
-        if (!watcher->future().isResultReadyAt(0)) {
-            watcher->deleteLater();
-            return;
-        }
-
-        const auto result = watcher->result();
-        applyChanges(result.first, result.second);
-
-        watcher->deleteLater();
-    });
-
-    watcher->setFuture(future);
-}
-
-void FileSystemModel::applyChanges(const QSet<QString>& removedPaths, const QSet<QString>& addedPaths) {
-    QList<int> removedIndices;
-    for (int i = 0; i < m_entries.size(); ++i) {
-        if (removedPaths.contains(m_entries[i]->path())) {
-            removedIndices << i;
-        }
-    }
-    std::sort(removedIndices.begin(), removedIndices.end(), std::greater<int>());
-
-    int start = -1;
-    int end = -1;
-    for (int idx : removedIndices) {
-        if (start == -1) {
-            start = idx;
-            end = idx;
-        } else if (idx == end - 1) {
-            end = idx;
-        } else {
-            beginRemoveRows(QModelIndex(), end, start);
-            for (int i = start; i >= end; --i) {
-                emit removed(m_entries[i]->path());
-                delete m_entries.takeAt(i);
-            }
-            endRemoveRows();
-
-            start = idx;
-            end = idx;
-        }
-    }
-    if (start != -1) {
-        beginRemoveRows(QModelIndex(), end, start);
-        for (int i = start; i >= end; --i) {
-            emit removed(m_entries[i]->path());
-            delete m_entries.takeAt(i);
-        }
-        endRemoveRows();
-    }
-
-    QList<FileSystemEntry*> newEntries;
-    for (const auto& path : addedPaths) {
-        newEntries << new FileSystemEntry(path, m_dir.relativeFilePath(path), this);
-    }
-    std::sort(newEntries.begin(), newEntries.end(), &FileSystemModel::compareEntries);
-
-    int insertStart = -1;
-    int prevRow = -1;
-    QList<FileSystemEntry*> batchItems;
-    for (const auto& entry : newEntries) {
-        const auto it = std::lower_bound(m_entries.begin(), m_entries.end(), entry, &FileSystemModel::compareEntries);
-        int row = static_cast<int>(it - m_entries.begin());
-
-        if (insertStart == -1) {
-            insertStart = row;
-            prevRow = row;
-            batchItems.clear();
-            batchItems << entry;
-        } else if (row == prevRow + 1) {
-            prevRow = row;
-            batchItems << entry;
-        } else {
-            beginInsertRows(QModelIndex(), insertStart, static_cast<int>(insertStart + batchItems.size() - 1));
-            for (int i = 0; i < batchItems.size(); ++i) {
-                m_entries.insert(insertStart + i, batchItems[i]);
-                emit added(batchItems[i]);
-            }
-            endInsertRows();
-
-            insertStart = row;
-            prevRow = row;
-            batchItems.clear();
-            batchItems << entry;
-        }
-        prevRow = static_cast<int>(m_entries.indexOf(entry));
-    }
-    if (!batchItems.isEmpty()) {
-        beginInsertRows(QModelIndex(), insertStart, static_cast<int>(insertStart + batchItems.size() - 1));
-        for (int i = 0; i < batchItems.size(); ++i) {
-            m_entries.insert(insertStart + i, batchItems[i]);
-            emit added(batchItems[i]);
-        }
-        endInsertRows();
-    }
-
-    emit entriesChanged();
-}
-
-bool FileSystemModel::compareEntries(const FileSystemEntry* a, const FileSystemEntry* b) {
-    if (a->isDir() != b->isDir()) {
-        return a->isDir();
-    }
-    return a->relativePath().localeAwareCompare(b->relativePath()) < 0;
-}
-
-} // namespace caelestia