//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//===========================================================================//

#ifndef FILESYSTEM_TOOLS_H
#define FILESYSTEM_TOOLS_H
#ifdef _WIN32
#pragma once
#endif

#include "filesystem.h"
#include "filesystem_init.h"

// This is the the path of the initial source file
extern char qdir[1024];

// This is the base engine + mod-specific game dir (e.g. "d:\tf2\mytfmod\")
extern char gamedir[1024];

// ----------------------------------------------------------------------------------------
// // Filesystem initialization.
// ----------------------------------------------------------------------------------------
// //

enum FSInitType_t {
    FS_INIT_FULL,  // Load gameinfo.txt, maybe use filesystem_steam, and setup
                   // search paths.
    FS_INIT_COMPATIBILITY_MODE  // Load filesystem_stdio and that's it.
};

//
// Initializes qdir,  and gamedir. Also initializes the VMPI filesystem if MPI
// is defined.
//
// pFilename can be NULL if you want to rely on vproject and qproject. If it's
// specified, FileSystem_Init will go up directories from pFilename looking for
// gameinfo.txt (if vproject isn't specified).
//
// If bOnlyUseFilename is true, then it won't use any alternative methods of
// finding the vproject dir (ie: it won't use -game or -vproject or the vproject
// env var or qproject).
//
bool FileSystem_Init(const char *pFilename, int maxMemoryUsage = 0,
                     FSInitType_t initType = FS_INIT_FULL,
                     bool bOnlyUseFilename = false);
void FileSystem_Term();

// Used to connect app-framework based console apps to the filesystem tools
void FileSystem_SetupStandardDirectories(const char *pFilename,
                                         const char *pGameInfoPath);

CreateInterfaceFn FileSystem_GetFactory(void);

extern IBaseFileSystem *g_pFileSystem;
extern IFileSystem
    *g_pFullFileSystem;  // NOTE: this is here when VMPI is being used, but a
                         // VMPI app can ONLY use LoadModule/UnloadModule.

#endif  // FILESYSTEM_TOOLS_H