@echo off
chcp 65001 >nul
echo.
echo =========================================
echo   DR Network - DR Wi-Fi Analyzer Agente
echo =========================================
echo.

REM Verifica Python
python --version >nul 2>&1
if errorlevel 1 goto try_python3
set PYTHON=python
goto check_python_ok

:try_python3
python3 --version >nul 2>&1
if errorlevel 1 goto no_python
set PYTHON=python3
goto check_python_ok

:no_python
echo [ERRO] Python nao encontrado.
echo   Baixe em: https://www.python.org/downloads/
echo   Marque "Add Python to PATH" na instalacao.
pause
exit /b 1

:check_python_ok
for /f "tokens=2" %%v in ('%PYTHON% --version 2^>^&1') do set PYVER=%%v
echo [OK] Python %PYVER%

REM ── Dependencias de diagnostico (idempotente + nao-fatal) ──
REM Instala nmap, speedtest e iperf3. Instala so o que faltar; se algo
REM falhar, o instalador segue (diagnostico degrada sem quebrar).
set DIR=%~dp0
echo.
echo Verificando dependencias de diagnostico (nmap, speedtest, iperf3)...

REM mtr: no Windows usa-se 'tracert' nativo (sem instalar)
echo [OK] mtr: usa tracert nativo do Windows

REM winget disponivel? (nativo no Win10/11)
winget --version >nul 2>&1
if errorlevel 1 (
    echo [OPC] winget nao encontrado - instale manualmente:
    echo       nmap:      https://nmap.org/download.html
    echo       speedtest: https://www.speedtest.net/apps/cli
    goto deps_iperf
)

where nmap >nul 2>&1
if errorlevel 1 (
    echo   Instalando nmap...
    winget install -e --id Insecure.Nmap --accept-source-agreements --accept-package-agreements >nul 2>&1 && echo [OK] nmap instalado || echo [OPC] nmap falhou - seguindo
) else (
    echo [OK] nmap disponivel
)

where speedtest >nul 2>&1
if errorlevel 1 (
    echo   Instalando speedtest ^(Ookla^)...
    winget install -e --id Ookla.Speedtest.CLI --accept-source-agreements --accept-package-agreements >nul 2>&1 && echo [OK] speedtest instalado || echo [OPC] speedtest falhou - seguindo
) else (
    echo [OK] speedtest disponivel
)

:deps_iperf
REM iperf3: sem pacote winget oficial - baixa o zip de iperf.fr p/ a pasta do agente
where iperf3 >nul 2>&1
if not errorlevel 1 (
    echo [OK] iperf3 disponivel
    goto deps_done
)
if exist "%DIR%iperf3.exe" (
    echo [OK] iperf3 disponivel ^(pasta do agente^)
    goto deps_done
)
echo   Baixando iperf3 ^(iperf.fr^)...
set "IPERF_URL=https://iperf.fr/download/windows/iperf-3.17.1_64.zip"
powershell -NoProfile -Command "try { Invoke-WebRequest -Uri '%IPERF_URL%' -OutFile '%DIR%iperf3.zip' -UseBasicParsing; Expand-Archive -Path '%DIR%iperf3.zip' -DestinationPath '%DIR%iperf3_tmp' -Force; Get-ChildItem -Recurse '%DIR%iperf3_tmp' -Include iperf3.exe,*.dll | ForEach-Object { Copy-Item $_.FullName -Destination '%DIR%' -Force }; Remove-Item '%DIR%iperf3.zip','%DIR%iperf3_tmp' -Recurse -Force; Write-Host '[OK] iperf3 baixado' } catch { Write-Host '[OPC] download iperf3 falhou - baixe manual em https://iperf.fr/iperf-download.php' }"

:deps_done

REM Cria run_agent.bat na mesma pasta
set DIR=%~dp0
(
    echo @echo off
    echo cd /d "%DIR%"
    echo %PYTHON% "%DIR%drwifi_agent.py" %%*
) > "%DIR%run_agent.bat"
echo [OK] run_agent.bat criado

echo.
echo =========================================
echo Instalacao concluida!
echo.
echo 1. Painel -- Agentes -- Novo agente -- copie o codigo
echo.
echo 2. Registrar (1a vez):
echo    %PYTHON% drwifi_agent.py --server http://SEU_SERVIDOR --enroll-code XXXX
echo.
echo 3. Rodar continuamente:
echo    %PYTHON% drwifi_agent.py --server http://SEU_SERVIDOR
echo    (ou: run_agent.bat --server http://SEU_SERVIDOR)
echo =========================================
echo.
pause