@echo off
REM Build + flash the M5Stack Dashboard project via PlatformIO on Windows.
REM
REM Usage:
REM   scripts\deploy.cmd            (auto-detect USB port)
REM   scripts\deploy.cmd COM5       (force a specific port)
REM
REM Does NOT open the serial monitor afterwards.

setlocal
cd /d "%~dp0\.."

set VENV_DIR=.venv-platformio

where py >nul 2>nul
if %errorlevel%==0 (
    set PYTHON_CMD=py -3
) else (
    set PYTHON_CMD=python
)

if not exist "%VENV_DIR%" (
    echo Creating local virtualenv in %VENV_DIR% using: %PYTHON_CMD%
    %PYTHON_CMD% -m venv "%VENV_DIR%"
    if not exist "%VENV_DIR%\Scripts\python.exe" (
        echo.
        echo ERROR: Could not create a Python 3 virtualenv.
        echo Make sure Python 3 is installed from https://www.python.org/downloads/
        echo and that "py -3 --version" or "python --version" reports Python 3.x
        echo ^(your "python" currently points to: %PYTHON_CMD%^)
        exit /b 1
    )
    "%VENV_DIR%\Scripts\python.exe" -m pip install --upgrade pip
    "%VENV_DIR%\Scripts\pip.exe" install platformio
)

set PIO=%VENV_DIR%\Scripts\pio.exe

if "%~1"=="" (
    echo Auto-detecting upload port...
    "%PIO%" run --target upload
) else (
    echo Using forced upload port: %~1
    "%PIO%" run --target upload --upload-port %~1
)

if errorlevel 1 (
    echo Deploy FAILED.
    exit /b 1
)

echo Build + flash complete.
endlocal