@echo off
setlocal

set "ROOT=%~dp0"
set "PYTHON_EXE=python"
set "BACKEND_PORT=8000"
set "FRONTEND_PORT=5173"

cd /d "%ROOT%"

where %PYTHON_EXE% >nul 2>nul
if errorlevel 1 (
    echo System Python was not found in PATH.
    echo Install Python or add it to PATH, then run this file again.
    pause
    exit /b 1
)

if not exist "backend\main.py" (
    echo backend\main.py was not found.
    pause
    exit /b 1
)

if not exist "package.json" (
    echo package.json was not found.
    pause
    exit /b 1
)

where npm >nul 2>nul
if errorlevel 1 (
    echo npm was not found in PATH.
    echo Install Node.js or add npm to PATH, then run this file again.
    pause
    exit /b 1
)

if not exist "node_modules\.bin\vite.cmd" (
    echo Frontend dependencies are missing. Running npm install...
    call npm install
    if errorlevel 1 (
        echo npm install failed.
        pause
        exit /b 1
    )
)

start "Nodes UI Flow Backend" /D "%ROOT%" cmd /k ""%PYTHON_EXE%" "backend\main.py" --server --port %BACKEND_PORT%"
start "Nodes UI Flow Frontend" /D "%ROOT%" cmd /k "npm run dev -- --host 0.0.0.0 --port %FRONTEND_PORT%"

timeout /t 2 /nobreak >nul
start "" "http://localhost:%FRONTEND_PORT%"

echo Backend:  http://localhost:%BACKEND_PORT%
echo Frontend: http://localhost:%FRONTEND_PORT%
echo Live debug can point to Brains separately, usually http://localhost:8001.
echo.
echo Close the opened Backend and Frontend terminal windows to stop the interface.

endlocal