@echo off
chcp 936 >nul
title Baiyue Logistics AI Customer Service
cd /d "%~dp0"

echo ============================================
echo   Baiyue Logistics AI Customer Service
echo ============================================
echo.

where python >nul 2>nul
if errorlevel 1 (
    echo [ERROR] python not found. Install Python and tick "Add to PATH".
    echo.
    pause
    exit /b 1
)

echo [1/3] Checking port 5000 ...
netstat -ano | findstr "LISTENING" | findstr /C:":5000 " >nul
if not errorlevel 1 (
    echo.
    echo [INFO] Port 5000 is already in use, a server is probably running:
    echo.
    netstat -ano | findstr "LISTENING" | findstr /C:":5000 "
    echo.
    echo The last column is the process id. To stop it:
    echo     taskkill /PID 12345 /F
    echo.
    start "" http://127.0.0.1:5000
    echo Browser opened. Press any key to close this window.
    pause
    exit /b 0
)
echo       OK - port is free.

echo [2/3] Checking DEEPSEEK_API_KEY ...
if "%DEEPSEEK_API_KEY%"=="" (
    echo.
    echo [WARN] DEEPSEEK_API_KEY is empty in this window.
    echo If you just ran setx, reopen this window or restart VS Code.
    echo     setx DEEPSEEK_API_KEY "sk-xxxxxxxx"
    echo.
    pause
) else (
    echo       OK - key detected.
)

echo [3/3] Checking dependencies ...
python -c "import flask, requests" >nul 2>nul
if errorlevel 1 (
    echo       Missing packages, installing ...
    python -m pip install -r requirements.txt
    if errorlevel 1 (
        echo [ERROR] pip install failed, check network and retry.
        pause
        exit /b 1
    )
)
echo       OK - dependencies ready.

echo.
echo ============================================
echo   Starting: http://127.0.0.1:5000
echo   Close this window or press Ctrl+C to stop
echo ============================================
echo.

start "" http://127.0.0.1:5000
python am.py

echo.
echo Server stopped.
pause