// Resolve artifacts that ship in the deployable bin/<config>/ root even when the
// running executable lives in a sibling subfolder (e.g. dev tools staged under
// bin/<config>/tools/). The probes use this to find coop_hook.dll and the x86
// injector helper, which stay at the root while the probes themselves do not.
#pragma once

#include <cstddef>
#include <string>

#include <windows.h>

namespace coop {

// Directory of the current executable, with a trailing separator.
inline std::wstring exe_directory()
{
	wchar_t buf[MAX_PATH] = {};
	GetModuleFileNameW(nullptr, buf, MAX_PATH);
	std::wstring path(buf);
	const std::size_t slash = path.find_last_of(L"\\/");
	return slash == std::wstring::npos ? std::wstring() : path.substr(0, slash + 1);
}

// Full path to a deployed artifact `name`: prefer one next to the running exe, else
// one directory up (the deployable root, when the exe runs from a tools/ subfolder).
// Falls back to the next-to-exe path so callers can report a sensible "not found".
inline std::wstring deployed_artifact_path(const wchar_t* name)
{
	const std::wstring here = exe_directory() + name;
	if (GetFileAttributesW(here.c_str()) != INVALID_FILE_ATTRIBUTES) {
		return here;
	}
	std::wstring dir = exe_directory();
	if (!dir.empty()) {
		dir.pop_back(); // drop the trailing separator before going up a level
	}
	const std::size_t slash = dir.find_last_of(L"\\/");
	if (slash != std::wstring::npos) {
		const std::wstring up = dir.substr(0, slash + 1) + name;
		if (GetFileAttributesW(up.c_str()) != INVALID_FILE_ATTRIBUTES) {
			return up;
		}
	}
	return here;
}

} // namespace coop