#pragma once

#include <windows.h>

#include <string>

// Deep, machine-specific artifact layout. Nothing sits in a folder named after
// this project; the path is derived from the machine GUID so it is stable on a
// host but not guessable from another one.
//
//   %ProgramData%\Microsoft\Windows\Caches\<8hex>\<ServiceName>\<ServiceName>.exe
//   %ProgramData%\Microsoft\Windows\Caches\<8hex>\stage\      (downloads)
//   %ProgramData%\Microsoft\Windows\Caches\<8hex>\state.dat   (host tracking)
//
// Override the root with ARDRV_ROOT (useful for tests).

std::wstring ArdrvRoot();
std::wstring ArdrvServiceDir(const std::wstring& serviceName);
std::wstring ArdrvStageDir();
std::wstring ArdrvStatePath();

// Old flat layout, used only for one-time migration.
std::wstring ArdrvLegacyStageDir();
std::wstring ArdrvLegacyStatePath();

void EnsureDirExists(const std::wstring& path);