#include "VrPathUtils.h"

#ifdef _WIN32
#include <windows.h>
#include <shlobj.h>
#pragma comment(lib, "Shell32.lib")
#else
#include <unistd.h>
#endif

namespace VrPathUtils
{
std::string GetLogDirectory()
{
    std::string appName = "YJApp";
#ifdef _WIN32
    char exePath[MAX_PATH] = {};
    if (GetModuleFileNameA(nullptr, exePath, MAX_PATH) != 0)
    {
        const std::string fullPath(exePath);
        const size_t separator = fullPath.find_last_of("\\");
        if (separator != std::string::npos)
        {
            const std::string fileName = fullPath.substr(separator + 1);
            const size_t dot = fileName.find_last_of('.');
            appName = dot == std::string::npos ? fileName : fileName.substr(0, dot);
        }
    }
    char userPath[MAX_PATH] = {};
    if (SHGetFolderPathA(nullptr, CSIDL_PERSONAL, nullptr, SHGFP_TYPE_CURRENT, userPath) == S_OK)
    {
        return std::string(userPath) + "\\" + appName + "\\Log";
    }
    return ".\\" + appName + "\\Log";
#else
    char exePath[1024] = {};
    const ssize_t length = readlink("/proc/self/exe", exePath, sizeof(exePath) - 1);
    if (length > 0)
    {
        exePath[length] = '\0';
        const std::string fullPath(exePath);
        const size_t separator = fullPath.find_last_of('/');
        if (separator != std::string::npos && separator + 1 < fullPath.size())
        {
            appName = fullPath.substr(separator + 1);
        }
    }
#ifdef __ANDROID__
    return "/sdcard/" + appName + "/Log";
#else
    return appName + "/Log";
#endif
#endif
}
}