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ox/src/nostalgia/studio/lib/project.hpp
T

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3.2 KiB
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/*
* Copyright 2016 - 2019 gtalent2@gmail.com
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#pragma once
#include <memory>
#include <QSharedPointer>
#include <ox/fs/fs.hpp>
#include <ox/mc/mc.hpp>
#include <qnamespace.h>
#include "ox/claw/claw.hpp"
#include <ox/fs/filesystem/passthroughfs.hpp>
#include "nostalgiastudio_export.h"
namespace nostalgia::studio {
enum class ProjectEvent {
FileAdded,
// FileRecognized is triggered for all matching files upon a new
// subscription to a section of the project and upon the addition of a file.
FileRecognized,
FileDeleted,
FileUpdated,
};
[[nodiscard]] QString filePathToName(QString path, QString prefix, QString suffix);
class NOSTALGIASTUDIO_EXPORT Project: public QObject {
Q_OBJECT
private:
QString m_path = "";
mutable ox::PassThroughFS m_fs;
public:
Project(QString path);
~Project();
void create();
ox::PassThroughFS *romFs();
void mkdir(QString path) const;
/**
* Writes a MetalClaw object to the project at the given path.
*/
template<typename T>
void writeObj(QString path, T *obj) const;
template<typename T>
std::unique_ptr<T> loadObj(QString path) const;
ox::FileStat stat(QString path) const;
bool exists(QString path) const;
void subscribe(ProjectEvent e, QObject *tgt, const char *slot) const;
template<typename Functor>
void subscribe(ProjectEvent e, QObject *tgt, Functor &&slot) const;
private:
void writeBuff(QString path, uint8_t *buff, size_t buffLen) const;
std::vector<char> loadBuff(QString path) const;
void procDir(QStringList &paths, QString path) const;
QStringList listFiles(QString path = "") const;
signals:
void fileEvent(ProjectEvent, QString path) const;
void fileAdded(QString) const;
// FileRecognized is triggered for all matching files upon a new
// subscription to a section of the project and upon the addition of a
// file.
void fileRecognized(QString) const;
void fileDeleted(QString) const;
void fileUpdated(QString) const;
};
template<typename T>
void Project::writeObj(QString path, T *obj) const {
// write MetalClaw
auto [buff, err] = ox::writeClaw(obj, ox::ClawFormat::Metal);
oxThrowError(err);
// write to FS
writeBuff(path, ox::bit_cast<uint8_t*>(buff.data()), buff.size());
emit fileUpdated(path);
}
template<typename T>
std::unique_ptr<T> Project::loadObj(QString path) const {
auto obj = std::make_unique<T>();
auto buff = loadBuff(path);
oxThrowError(ox::readClaw<T>(buff.data(), buff.size(), obj.get()));
return obj;
}
template<typename Functor>
void Project::subscribe(ProjectEvent e, QObject *tgt, Functor &&slot) const {
switch (e) {
case ProjectEvent::FileAdded:
connect(this, &Project::fileAdded, tgt, (slot));
break;
case ProjectEvent::FileRecognized:
{
for (auto f : listFiles()) {
slot(f);
}
connect(this, &Project::fileRecognized, tgt, (slot));
break;
}
case ProjectEvent::FileDeleted:
connect(this, &Project::fileDeleted, tgt, (slot));
break;
case ProjectEvent::FileUpdated:
connect(this, &Project::fileUpdated, tgt, (slot));
break;
}
}
}