#pragma once

#include "../pch/pch.h"

class CSystem
{
public:
    CSystem();
    ~CSystem();

    static int get_CPU_core_num();

    //程序休眠X秒
    static void my_sleep(int second);

	static std::wstring getExePath()
	{
		wchar_t exeFullPath[MAX_PATH]; // Full path
		std::wstring strPath = L"";

		GetModuleFileName(NULL, exeFullPath, MAX_PATH);
		strPath = (wstring)exeFullPath;    // Get full path of the file

		return strPath;
	}

    static std::wstring GetProgramDir()
    {
        wchar_t exeFullPath[MAX_PATH]; // Full path
        std::wstring strPath = L"";

        GetModuleFileName(NULL, exeFullPath, MAX_PATH);
        strPath = (wstring)exeFullPath;    // Get full path of the file

        int pos = strPath.find_last_of('\\', strPath.length());
        return strPath.substr(0, pos);  // Return the directory without the file name
    }

    // 程序开机自动启动
    static void autostart()
    {
        HKEY hKey;
        wstring strRegPath = L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run";

        //1、找到系统的启动项
        if(RegOpenKeyEx(HKEY_CURRENT_USER, strRegPath.c_str(), 0, KEY_ALL_ACCESS, &hKey) == ERROR_SUCCESS)  ///打开启动项
        {
            //2、得到本程序自身的全路径
            TCHAR strExeFullDir[MAX_PATH];
            GetModuleFileName(NULL, strExeFullDir, MAX_PATH);

            //3、添加一个子Key,并设置值，"GISRestart"是应用程序名字（不加后缀.exe）
            RegSetValueEx(hKey, L"智铺子收银软件", 0, REG_SZ, (LPBYTE)strExeFullDir, (lstrlen(strExeFullDir) + 1) * sizeof(TCHAR));

            //4、关闭注册表
            RegCloseKey(hKey);
        }

        else
        {
            cout << "系统参数错误, 不能随系统启动";
        }
    }

    // 取消开机自动启动
    static void cancelAutoStart()
    {
        HKEY hKey;
        wstring strRegPath = L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run";

        //1、找到系统的启动项
        if(RegOpenKeyEx(HKEY_CURRENT_USER, strRegPath.c_str(), 0, KEY_ALL_ACCESS, &hKey) == ERROR_SUCCESS)
        {
            //2、删除值
            RegDeleteValue(hKey, L"智铺子收银软件");

            //3、关闭注册表
            RegCloseKey(hKey);
        }
    }

	static bool IsAutoStart()
	{
		HKEY hKey;
		wstring strRegPath = L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run";

		//1、找到系统的启动项
		if (RegOpenKeyEx(HKEY_CURRENT_USER, strRegPath.c_str(), 0, KEY_ALL_ACCESS, &hKey) == ERROR_SUCCESS)
		{
			char dwValue[256];
			DWORD dwSzType = REG_SZ;
			DWORD dwSize = sizeof(dwValue);

			if (::RegQueryValueEx(hKey, _T("智铺子收银软件"), 0, &dwSzType, (LPBYTE)&dwValue, &dwSize) != ERROR_SUCCESS)
			{
				return false;
			}

			//关闭注册表
			RegCloseKey(hKey);

			return true;
		}

		return false;
	}

    // 判断文件是否存在
    static BOOL IsFileExist(const wstring& csFile)
    {
        DWORD dwAttrib = GetFileAttributes(csFile.c_str());
        return INVALID_FILE_ATTRIBUTES != dwAttrib && 0 == (dwAttrib & FILE_ATTRIBUTE_DIRECTORY);
    }

    // 判断文件夹是否存在
    static BOOL IsDirExist(const wstring& csDir)
    {
        DWORD dwAttrib = GetFileAttributes(csDir.c_str());
        return INVALID_FILE_ATTRIBUTES != dwAttrib && 0 != (dwAttrib & FILE_ATTRIBUTE_DIRECTORY);
    }

    // 判断文件或文件夹是否存在
    static BOOL IsPathExist(const wstring& csPath)
    {
        DWORD dwAttrib = GetFileAttributes(csPath.c_str());
        return INVALID_FILE_ATTRIBUTES != dwAttrib;
    }

    static std::string GetVersion()
    {
        std::string r = "";

        UINT sz = GetFileVersionInfoSize(getExePath().c_str(), 0);
        if(sz != 0)
        {
            r.resize(sz, 0);
            char* pBuf = NULL;
            pBuf = new char[sz];
            VS_FIXEDFILEINFO* pVsInfo;
            if(GetFileVersionInfo(getExePath().c_str(), 0, sz, pBuf))
            {
                if(VerQueryValue(pBuf, L"\\", (void**)&pVsInfo, &sz))
                {
                    sprintf(pBuf, "%d.%d.%d.%d", HIWORD(pVsInfo->dwFileVersionMS), LOWORD(pVsInfo->dwFileVersionMS), HIWORD(pVsInfo->dwFileVersionLS), LOWORD(pVsInfo->dwFileVersionLS));
                    r = pBuf;
                }
            }
            delete pBuf;
        }
        return r;
    }
};