#include "Utils.h"
#include "CommWrapperBase.h"
#include <algorithm>
#include <sstream>
#include <iomanip>

namespace Utils
{
    // 字符串转字节数组
    std::vector<BYTE> ConvertHexStringToBytes(const std::string &hex_string)
    {
        std::string clean_hex = hex_string;
        // 移除空格
        clean_hex.erase(std::remove(clean_hex.begin(), clean_hex.end(), ' '), clean_hex.end());

        // 如果长度为奇数，补0
        if (clean_hex.length() % 2 != 0)
        {
            clean_hex += '0';
        }

        std::vector<BYTE> bytes;
        for (size_t i = 0; i < clean_hex.length(); i += 2)
        {
            std::string byte_str = clean_hex.substr(i, 2);
            BYTE byte_val = static_cast<BYTE>(std::stoul(byte_str, nullptr, 16));
            bytes.push_back(byte_val);
        }

        return bytes;
    }

    std::string Utils::ConvertBytesToHexString(const std::vector<BYTE> &bytes)
    {
        std::stringstream ss;
        for (size_t i = 0; i < bytes.size(); i++)
        {
            if (i > 0)
                ss << " ";
            ss << std::hex << std::uppercase << std::setw(2) << std::setfill('0') << static_cast<int>(bytes[i]);
        }
        return ss.str();
    }
    
    // 获取当前可执行文件目录
    std::string Utils::GetExecutableDirectory()
    {
        char buffer[MAX_PATH];
        GetModuleFileNameA(NULL, buffer, MAX_PATH);
        std::string::size_type pos = std::string(buffer).find_last_of("\\");
        return std::string(buffer).substr(0, pos);
    }

} // namespace Utils