start-windows.bat

@echo off
rem IMAP Synchronizer launcher for Windows. Installs Python if missing, then runs the tool.
setlocal
cd /d "%~dp0"

rem Find a Python that actually runs. On a clean Windows, "python" may be the
rem Microsoft Store alias, which is found by "where" but only prints an error
rem (or opens the Store) when executed - so each candidate is test-run first.
set "PYCMD="
where py >nul 2>nul && set "PYCMD=py -3"
if defined PYCMD %PYCMD% -V >nul 2>nul || set "PYCMD="
if not defined PYCMD (
    where python >nul 2>nul && set "PYCMD=python"
    if defined PYCMD python -V >nul 2>nul || set "PYCMD="
)

if not defined PYCMD (
    echo Python 3 was not found on this system.
    where winget >nul 2>nul
    if errorlevel 1 (
        echo.
        echo Downloading the official Python installer...
        powershell -NoProfile -Command "[Net.ServicePointManager]::SecurityProtocol='Tls12'; Invoke-WebRequest -Uri 'https://www.python.org/ftp/python/3.12.10/python-3.12.10-amd64.exe' -OutFile \"$env:TEMP\python-installer.exe\""
        if errorlevel 1 (
            echo Download failed. Please install Python 3 from https://www.python.org/downloads/
            pause
            exit /b 1
        )
        echo Installing Python 3 ^(this may take a minute^)...
        "%TEMP%\python-installer.exe" /quiet InstallAllUsers=0 PrependPath=1 Include_test=0 Include_launcher=1
    ) else (
        echo Installing Python 3 with winget...
        winget install -e --id Python.Python.3.12 --accept-source-agreements --accept-package-agreements
    )
    echo.
    echo Python installed. Please close this window and run this launcher again.
    pause
    exit /b 0
)

%PYCMD% imapsynchronizer.py
pause