[C++] Chat log viewer

#if defined(ENABLE_CHAT_LOG_VIEWER)
void CPythonChat::AppendLog(DWORD bType, const char* c_szSenderLine)
{
    #define DIRECTORY_NAME_CHAT_LOG "chat_log"

    if (bType > CHAT_TYPE_MAX_NUM || !*c_szSenderLine)
        return;

    if (GetFileAttributes(DIRECTORY_NAME_CHAT_LOG) != FILE_ATTRIBUTE_DIRECTORY)
        CreateDirectory(DIRECTORY_NAME_CHAT_LOG, NULL);

    char chatLogFileName[128];
    switch (bType)
    {
        case CHAT_TYPE_TALKING:
            snprintf(chatLogFileName, sizeof(chatLogFileName), "%s/chat_log_talk.txt", DIRECTORY_NAME_CHAT_LOG);
            break;
        case CHAT_TYPE_INFO:
            snprintf(chatLogFileName, sizeof(chatLogFileName), "%s/chat_log_info.txt", DIRECTORY_NAME_CHAT_LOG);
            break;
        case CHAT_TYPE_NOTICE:
            snprintf(chatLogFileName, sizeof(chatLogFileName), "%s/chat_log_notice.txt", DIRECTORY_NAME_CHAT_LOG);
            break;
        case CHAT_TYPE_PARTY:
            snprintf(chatLogFileName, sizeof(chatLogFileName), "%s/chat_log_party.txt", DIRECTORY_NAME_CHAT_LOG);
            break;
        case CHAT_TYPE_GUILD:
            snprintf(chatLogFileName, sizeof(chatLogFileName), "%s/chat_log_guild.txt", DIRECTORY_NAME_CHAT_LOG);
            break;
        case CHAT_TYPE_SHOUT:
            snprintf(chatLogFileName, sizeof(chatLogFileName), "%s/chat_log_shout.txt", DIRECTORY_NAME_CHAT_LOG);
            break;
        case CHAT_TYPE_BIG_NOTICE:
            snprintf(chatLogFileName, sizeof(chatLogFileName), "%s/chat_log_big_notice.txt", DIRECTORY_NAME_CHAT_LOG);
            break;
        default:
            snprintf(chatLogFileName, sizeof(chatLogFileName), "%s/chat_log_default.txt", DIRECTORY_NAME_CHAT_LOG);
            break;
    }

    FILE * file = fopen(chatLogFileName, "a+");
    if (!file)
        return;

    time_t time_parser = time(0);
    char outputDate[30];
    strftime(outputDate, 30, "%d.%m.%Y / %H:%M:%S", localtime(&time_parser));

    fprintf(file, "%s | %s\n", outputDate, c_szSenderLine);
    fflush(file);
    fclose(file);
}
#endif