#ifndef XIV_DAT_DAT_H
#define XIV_DAT_DAT_H

#include "SqPack.h"

#include <mutex>

#include <filesystem>

namespace xiv
{
namespace dat
{

class File;

class Dat : public SqPack
{
public:
   // Full path to the dat file
   Dat( const std::filesystem::path& i_path, uint32_t i_nb );
   virtual ~Dat();

   // Retrieves a file given the offset in the dat file
   std::unique_ptr<File> getFile( uint32_t i_offset );

   // Appends to the vector the data of this block, it is assumed to be preallocated
   // Is it also assumed that the m_fileMutex is currently locked by this thread before the call
   void extractBlock( uint32_t i_offset, std::vector<char>& o_data );

   // Returns the dat number
   uint32_t getNum() const;

protected:
   // File reading mutex to have only one thread reading the file at a time
   std::mutex m_fileMutex;

   // Dat nb
   uint32_t m_num;
};

}
}

#endif // XIV_DAT_DAT_H