/*
 * Copyright 2023-2025 Hartmut Seichter and Contributors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */
#include "paradiso/utils.hpp"

#include <filesystem>
#include <ranges>
#include <string>

#if defined(_WIN32) || defined(_WIN64) || defined(_WIN32_WCE)
#define WIN32_LEAN_AND_MEAN
#include <libloaderapi.h>
#endif

namespace paradiso {

path get_executable_path() {
#if defined(_WIN32)
    std::array<TCHAR, MAX_PATH> lpFname{};
    DWORD ret = GetModuleFileName(NULL, lpFname.data(), lpFname.size());
    return {std::string{std::begin(lpFname), std::end(lpFname)}};
#elif defined(__linux)
    return std::filesystem::canonical(u8"/proc/self/exe");
#endif
}

} // namespace paradiso
