@echo off
setlocal ENABLEDELAYEDEXPANSION

set "FORCE_RECREATE=0"
if /I "%~1"=="--recreate" set "FORCE_RECREATE=1"

for %%i in ("%~dp0..") do set "PROJECT_ROOT=%%~fi"
set "VENV_DIR=%PROJECT_ROOT%\.offline-venv"
set "WHEELHOUSE=%PROJECT_ROOT%\dist\wheelhouse"

if not exist "%WHEELHOUSE%" (
    echo Wheelhouse directory not found: "%WHEELHOUSE%"
    exit /b 1
)

if exist "%VENV_DIR%" (
    if "%FORCE_RECREATE%"=="1" (
        echo Removing existing virtual environment "%VENV_DIR%" ...
        rmdir /S /Q "%VENV_DIR%"
    )
)

if not exist "%VENV_DIR%" (
    echo Creating virtual environment...
    python -m venv "%VENV_DIR%"
    if errorlevel 1 exit /b 1
)

set "PYTHON_PATH=%VENV_DIR%\Scripts\python.exe"
if not exist "%PYTHON_PATH%" (
    echo Python executable not found: "%PYTHON_PATH%"
    exit /b 1
)

"%PYTHON_PATH%" -m pip install --no-index --find-links "%WHEELHOUSE%" -r "%PROJECT_ROOT%\requirements.txt"
if errorlevel 1 exit /b 1

echo Offline virtual environment is ready.
echo To start the application run:
echo   call "%VENV_DIR%\Scripts\activate.bat"
echo   uvicorn app.main:app --host 0.0.0.0 --port 8000 --reload

endlocal