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#pragma once
#include "BaseInstanceProvider.h"
#include <QMap>
class QFileSystemWatcher;
class InstanceTask;
class MULTIMC_LOGIC_EXPORT FolderInstanceProvider : public BaseInstanceProvider
{
Q_OBJECT
public:
FolderInstanceProvider(SettingsObjectPtr settings, const QString & instDir);
public:
/// used by InstanceList to @return a list of plausible IDs to probe for
QList<InstanceId> discoverInstances() override;
/// used by InstanceList to (re)load an instance with the given @id.
InstancePtr loadInstance(const InstanceId& id) override;
// Wrap an instance creation task in some more task machinery and make it ready to be used
Task * wrapInstanceTask(InstanceTask * task);
/**
* Create a new empty staging area for instance creation and @return a path/key top commit it later.
* Used by instance manipulation tasks.
*/
QString getStagedInstancePath() override;
/**
* Commit the staging area given by @keyPath to the provider - used when creation succeeds.
* Used by instance manipulation tasks.
*/
bool commitStagedInstance(const QString & keyPath, const QString& instanceName, const QString & groupName) override;
/**
* Destroy a previously created staging area given by @keyPath - used when creation fails.
* Used by instance manipulation tasks.
*/
bool destroyStagingPath(const QString & keyPath) override;
public slots:
void on_InstFolderChanged(const Setting &setting, QVariant value);
private slots:
void instanceDirContentsChanged(const QString &path);
void groupChanged();
private: /* methods */
void loadGroupList() override;
void saveGroupList() override;
private: /* data */
QString m_instDir;
QFileSystemWatcher * m_watcher;
QMap<InstanceId, GroupId> groupMap;
QSet<InstanceId> instanceSet;
bool m_groupsLoaded = false;
bool m_instancesProbed = false;
};
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