#include <kernel/filesystem/rootfs/filesystem.hpp>

#include <kernel/filesystem/filesystem.hpp>
#include <kernel/filesystem/inode.hpp>
#include <kernel/filesystem/rootfs/inode.hpp>
#include <kernel/filesystem/type.hpp>

#include <kstd/memory>

#include <string_view>

namespace kernel::filesystem::rootfs
{

  struct type final : kernel::filesystem::type
  {
    [[nodiscard]] auto name() const noexcept -> std::string_view override
    {
      return "rootfs";
    }

    [[nodiscard]] auto requires_device() const noexcept -> bool override
    {
      return true;
    }

    [[nodiscard]] auto make_instance() const -> kstd::shared_ptr<kernel::filesystem::filesystem> override
    {
      return kstd::make_shared<filesystem>();
    }
  };

  [[gnu::used]]
  constexpr auto registration = type_registration<type>{};

  auto filesystem::mount(kstd::shared_ptr<kernel::filesystem::inode> const &) -> operation_result
  {
    m_root_inode = kstd::make_shared<inode>();
    return operation_result::success;
  }

  auto filesystem::lookup(kstd::shared_ptr<kernel::filesystem::inode> const &, std::string_view) const
      -> kstd::shared_ptr<kernel::filesystem::inode>
  {
    return nullptr;
  }
}  // namespace kernel::filesystem::rootfs