#ifndef DATAMANAGER_H
#define DATAMANAGER_H

#include <QObject>
#include <QFile>
#include <QTextStream>
#include <QVector>
#include <QDateTime>

class DataManager : public QObject
{
    Q_OBJECT

public:
    explicit DataManager(QObject *parent = nullptr);
    ~DataManager();

    bool startRecording(const QString &dirPath);
    void stopRecording();
    bool isRecording() const;
    void appendDataPoint(const QVector<int> &values);
    QString currentFilePath() const;

    static QVector<QVector<double>> loadFile(const QString &filePath, QString &error);

private:
    QFile m_file;
    QTextStream m_stream;
    bool m_recording;
    QString m_filePath;
    bool m_headerWritten;
};

#endif // DATAMANAGER_H