Windows Host File Entry Using .bat File

@echo off
:: Check for administrative privileges
net session >nul 2>&1
if %errorLevel% neq 0 (
    echo This script requires administrator privileges. Please run as administrator.
    powershell -Command "Start-Process -FilePath '%~f0' -Verb RunAs"
    exit /b
)

set "HOSTS_FILE=%SystemRoot%\System32\drivers\etc\hosts"
set "ENTRY=192.168.1.200 gpcl.local"

:: Check if exact line already exists
findstr /R /C:"^%ENTRY%$" "%HOSTS_FILE%" >nul
if %errorLevel% equ 0 (
    echo Entry already exists in hosts file.
) else (
    echo Adding entry to hosts file...
    >>"%HOSTS_FILE%" echo.%ENTRY%
    echo Entry added.
)

pause