#include "hecl/Runtime.hpp"

#include "hecl/hecl.hpp"

#include <logvisor/logvisor.hpp>

#if _WIN32
#include <ShlObj.h>
#endif

#if WINDOWS_STORE
using namespace Windows::Storage;
#endif

namespace hecl::Runtime {
static logvisor::Module Log("FileStoreManager");

FileStoreManager::FileStoreManager(std::string_view domain) : m_domain(domain) {
#if _WIN32
#if !WINDOWS_STORE
  WCHAR home[MAX_PATH];
  if (!SUCCEEDED(SHGetFolderPathW(NULL, CSIDL_PROFILE, NULL, 0, home)))
    Log.report(logvisor::Fatal, FMT_STRING("unable to locate profile for file store"));

  std::string path = nowide::narrow(home);
#else
  StorageFolder ^ cacheFolder = ApplicationData::Current->LocalCacheFolder;
  std::string path(cacheFolder->Path->Data());
#endif
  path += "/.heclrun";

  hecl::MakeDir(path.c_str());
  path += '/';
  path += domain.data();

  hecl::MakeDir(path.c_str());
  m_storeRoot = path;
#else
  const char* xdg_data_home = getenv("XDG_DATA_HOME");
  std::string path;
  if (xdg_data_home) {
    if (xdg_data_home[0] != '/')
      Log.report(logvisor::Fatal, FMT_STRING("invalid $XDG_DATA_HOME for file store (must be absolute)"));
    path = xdg_data_home;
  } else {
    const char* home = getenv("HOME");
    if (!home)
      Log.report(logvisor::Fatal, FMT_STRING("unable to locate $HOME for file store"));
    path = home;
    path += "/.local/share";
  }
  path += "/hecl/";
  path += domain.data();
  if (RecursiveMakeDir(path.c_str()) != 0)
    Log.report(logvisor::Fatal, FMT_STRING("unable to mkdir at {}"), path);
  m_storeRoot = path;
#endif
}

} // namespace hecl::Runtime