Renamed core subproject into BeetRoundCore.

libs/BeetRoundCore/data/filehandler.h

@@ -0,0 +1,28 @@
+#ifndef FILEHANDLER_H
+#define FILEHANDLER_H
+
+#include <QVariant>
+
+typedef QMap<int, QVariant> ModelItemValues;
+
+class QJsonDocument;
+class QString;
+class QByteArray;
+
+class FileHandler {
+ public:
+  /// JSON
+  static bool saveToFile(const QJsonDocument& doc, const QString& fileName);
+  static QByteArray loadJSONDataFromFile(const QString fileName);
+
+  /// CSV
+  static QList<ModelItemValues> getItemValuesFromCSVFile(const QString& filePath);
+  static bool exportToCSVFile(const QList<QStringList>& rows, const QString& filePath);
+
+ private:
+  explicit FileHandler();
+
+  static QPair<QString, QByteArray> getFileContent(const QString& filePath);
+};
+
+#endif  // FILEHANDLER_H