@echo off
setlocal EnableExtensions
pushd "%~dp0"

echo [1/4] Check Python 3.11 ...
where py >nul 2>&1
if %errorlevel%==0 (
    set "PYTHON=py -3.11"
) else (
    set "PYTHON=python"
)

%PYTHON% --version
if %errorlevel% neq 0 (
    echo ERROR: Python 3.11 not found.
    popd
    pause
    exit /b 1
)

echo [2/4] Install build dependencies ...
%PYTHON% -m pip install -r requirements.txt
if %errorlevel% neq 0 (
    echo ERROR: Failed to install dependencies.
    popd
    pause
    exit /b 1
)

echo [3/4] Check required files ...
if not exist "runner.py" (
    echo ERROR: runner.py not found.
    popd
    pause
    exit /b 1
)
if not exist "license.lic" (
    echo ERROR: license.lic not found.
    popd
    pause
    exit /b 1
)
if not exist "public_key.pem" (
    echo ERROR: public_key.pem not found.
    popd
    pause
    exit /b 1
)
if not exist "entry.cp311-win_amd64.pyd" (
    echo ERROR: entry.cp311-win_amd64.pyd not found.
    popd
    pause
    exit /b 1
)
if exist "entry.py" (
    echo ERROR: Found entry.py - remove source files before building.
    echo        Keep only entry.cp311-win_amd64.pyd
    popd
    pause
    exit /b 1
)
if exist "data_clean.py" (
    echo ERROR: Found data_clean.py - remove algorithm source files before building.
    popd
    pause
    exit /b 1
)

echo [4/4] Build api_runner.exe ...
if exist "runner.dist" rmdir /s /q "runner.dist"
if exist "runner.build" rmdir /s /q "runner.build"
set "NUITKA_CACHE_DIR=%TEMP%\nuitka-cache"
%PYTHON% -m nuitka runner.py ^
  --standalone ^
  --jobs=1 ^
  --lto=no ^
  --assume-yes-for-downloads ^
  --output-filename=api_runner.exe ^
  --include-package=cryptography ^
  --include-package=numpy ^
  --include-package=pandas ^
  --include-package=scipy ^
  --include-package=matplotlib ^
  --enable-plugin=matplotlib ^
  --include-module=numpy.testing ^
  --nofollow-import-to=tkinter ^
  --nofollow-import-to=matplotlib.tests ^
  --nofollow-import-to=pandas.tests ^
  --nofollow-import-to=scipy.tests ^
  --include-data-files=entry.cp311-win_amd64.pyd=entry.cp311-win_amd64.pyd ^
  --include-data-files=license.lic=license.lic ^
  --include-data-files=public_key.pem=public_key.pem
if %errorlevel% neq 0 (
    echo.
    echo ERROR: Build failed.
    popd
    pause
    exit /b 1
)

echo.
echo SUCCESS: runner.dist\api_runner.exe
echo Electron will auto-detect runner.dist folder.
echo Next: cd to project root and run "npm run electron:dev"
popd
pause
endlocal