module PdfHelper
  require "rqrcode"

  # Generate SVG QR code for tickets
  def qr_code_tag(data)
    qrcode = RQRCode::QRCode.new(data)

    # Render as SVG
    raw qrcode.as_svg(
      offset: 0,
      color: "000",
      shape_rendering: "crispEdges",
      module_size: 4,
      standalone: true
    )
  end
end