class Inspec::Resources::WindowsPkg

def info(package_name)
  search_paths = [
    'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\*',
    'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\*',
  ]
  # add 64 bit search paths
  if inspec.os.arch == 'x86_64'
    search_paths << 'HKLM:\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\*'
    search_paths << 'HKCU:\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\*'
  end
  # Find the package
  cmd = inspec.command <<-EOF.gsub(/^\s*/, '')
    Get-ItemProperty (@("#{search_paths.join('", "')}") | Where-Object { Test-Path $_ }) |
    Where-Object { $_.DisplayName -like "#{package_name}*" -or $_.PSChildName -like "#{package_name}" } |
    Select-Object -Property DisplayName,DisplayVersion | ConvertTo-Json
  EOF
  begin
    package = JSON.parse(cmd.stdout)
  rescue JSON::ParserError => _e
    return nil
  end
  # What if we match multiple packages?  just pick the first one for now.
  package = package[0] if package.is_a?(Array)
  {
    name: package['DisplayName'],
    installed: true,
    version: package['DisplayVersion'],
    type: 'windows',
  }
end