# Bill test build (v2) for Windows: installs into %USERPROFILE%\.bill and opens the Bill app in your browser.
# Bill reads your AI logs on this computer and nothing is uploaded. If Claude Code is logged in, Bill asks your own
# Claude to write each bill's sign-off; that request carries the bill's lines, totals and session titles.
# Run in PowerShell:  irm https://whitelabelplay.space/bill/v2/install.ps1 | iex
$ProgressPreference = 'SilentlyContinue'
$Base = 'https://whitelabelplay.space/bill/v2'
$Dir = Join-Path $env:USERPROFILE '.bill'
$Files = @('bill.py', 'app.html', 'assets/bill-render.jpg') +
         (@('classic', 'grocery', 'laundry', 'annual', 'ticket', 'swiss', 'sticker') | ForEach-Object { "assets/formats/$_.png" })

function Find-Python {
  # The Microsoft Store "python" stub isn't a real Python, so skip anything under WindowsApps.
  foreach ($c in 'py', 'python', 'python3') {
    $cmd = Get-Command $c -ErrorAction SilentlyContinue
    if ($cmd -and $cmd.Source -notmatch 'WindowsApps') { return $cmd.Source }
  }
  return $null
}

$Py = Find-Python
if (-not $Py) {
  if (-not (Get-Command winget -ErrorAction SilentlyContinue)) {
    Write-Host 'Bill needs Python 3. Install it from https://www.python.org/downloads/ (tick "Add to PATH"), then paste the Bill command again.'
    return
  }
  Write-Host 'Bill needs Python 3. Installing it with winget (Windows may ask you to approve)...'
  winget install -e --id Python.Python.3.12 --scope user --accept-package-agreements --accept-source-agreements
  $env:Path = [Environment]::GetEnvironmentVariable('Path', 'User') + ';' + [Environment]::GetEnvironmentVariable('Path', 'Machine')
  $Py = Find-Python
  if (-not $Py) {
    Write-Host 'Python is installed. Close this window, open a new PowerShell and paste the Bill command again.'
    return
  }
}

try {
  New-Item -ItemType Directory -Force -Path (Join-Path $Dir 'assets\formats') -ErrorAction Stop | Out-Null
  foreach ($f in $Files) {
    Invoke-WebRequest -UseBasicParsing -Uri "$Base/$f" -OutFile (Join-Path $Dir ($f -replace '/', '\')) -ErrorAction Stop
  }
} catch {
  Write-Host "Bill couldn't download its files: $($_.Exception.Message)"
  return
}

# Native tools write warnings to stderr; that's not failure, so judge them by exit code only.
& $Py -c "import PIL" 2>$null
if ($LASTEXITCODE -ne 0) {
  Write-Host 'Installing Pillow (draws the receipts)...'
  & $Py -m pip install --user --quiet --disable-pip-version-check pillow
  if ($LASTEXITCODE -ne 0) { Write-Host "Pillow didn't install. Try:  `"$Py`" -m pip install --user pillow"; return }
}

# A launcher for next time:  %USERPROFILE%\.bill\bill.cmd  (opens the app; extra words pass through, e.g. "bill.cmd weekly")
Set-Content -Path (Join-Path $Dir 'bill.cmd') -Encoding ASCII -Value @"
@echo off
if "%~1"=="" goto app
"$Py" "%USERPROFILE%\.bill\bill.py" %*
goto :eof
:app
"$Py" "%USERPROFILE%\.bill\bill.py" app
"@

Write-Host "Bill is installed. Next time: press Win + R, paste  %USERPROFILE%\.bill\bill.cmd  and press Enter."
& $Py (Join-Path $Dir 'bill.py') app