/*
 * Copyright 2022 Max Kellermann <max.kellermann@gmail.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the
 * distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
 * FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#include "system/Error.hxx" // IWYU pragma: export

#include <fmt/core.h>
#if FMT_VERSION >= 80000 && FMT_VERSION < 90000
#include <fmt/format.h>
#endif

[[nodiscard]] [[gnu::pure]]
std::system_error
VFmtSystemError(std::error_code code,
		fmt::string_view format_str, fmt::format_args args) noexcept;

template<typename S, typename... Args>
[[nodiscard]] [[gnu::pure]]
std::system_error
FmtSystemError(std::error_code code,
	       const S &format_str, Args&&... args) noexcept
{
#if FMT_VERSION >= 90000
	return VFmtSystemError(code, format_str,
			       fmt::make_format_args(args...));
#else
	return VFmtSystemError(code, fmt::to_string_view(format_str),
			       fmt::make_args_checked<Args...>(format_str,
							       args...));
#endif
}

#ifdef _WIN32

[[nodiscard]] [[gnu::pure]]
std::system_error
VFmtLastError(DWORD code,
	      fmt::string_view format_str, fmt::format_args args) noexcept;

template<typename S, typename... Args>
[[nodiscard]] [[gnu::pure]]
std::system_error
FmtLastError(DWORD code,
	     const S &format_str, Args&&... args) noexcept
{
#if FMT_VERSION >= 90000
	return VFmtLastError(code, format_str,
			     fmt::make_format_args(args...));
#else
	return VFmtLastError(code, fmt::to_string_view(format_str),
			     fmt::make_args_checked<Args...>(format_str,
							     args...));
#endif
}

template<typename S, typename... Args>
[[nodiscard]] [[gnu::pure]]
std::system_error
FmtLastError(const S &format_str, Args&&... args) noexcept
{
	return FmtLastError(GetLastError(),
			    format_str, std::forward<Args>(args)...);
}

#endif // _WIN32

template<typename S, typename... Args>
[[nodiscard]] [[gnu::pure]]
std::system_error
FmtErrno(int code, const S &format_str, Args&&... args) noexcept
{
	return FmtSystemError(std::error_code(code, ErrnoCategory()),
			      format_str, std::forward<Args>(args)...);
}

template<typename S, typename... Args>
[[nodiscard]] [[gnu::pure]]
std::system_error
FmtErrno(const S &format_str, Args&&... args) noexcept
{
	return FmtErrno(errno, format_str, std::forward<Args>(args)...);
}

template<typename S, typename... Args>
[[nodiscard]] [[gnu::pure]]
std::system_error
FmtFileNotFound(const S &format_str, Args&&... args) noexcept
{
#ifdef _WIN32
	return FmtLastError(DWORD{ERROR_FILE_NOT_FOUND},
			    format_str, std::forward<Args>(args)...);
#else
	return FmtErrno(ENOENT, format_str, std::forward<Args>(args)...);
#endif
}