better file structure for better separation

include/file_io/FileFactory.hpp

@@ -0,0 +1,25 @@
+#pragma once
+#include <filesystem>
+#include "file_io/File.hpp"
+template <DetectorType detector,typename DataType>
+class FileFactory{
+    // Class that will be used to create File objects
+    // follows the factory pattern
+    protected:
+    std::filesystem::path fpath;
+public:
+    static FileFactory<detector,DataType>* get_factory(std::filesystem::path);
+    // virtual int deleteFile() = 0;
+    virtual File<detector,DataType>* load_file()=0;//TODO: add option to load all file to memory or keep it on disk
+    virtual void parse_metadata(File<detector,DataType>*)=0;
+    
+    
+    void find_geometry(File<detector,DataType>*);
+    void parse_fname(File<detector,DataType>*);
+
+    sls_detector_header read_header(const std::filesystem::path &fname);
+
+
+
+};
+