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def generate_barcode(product_code):
    Code128 = barcode.get_barcode_class('code128')
    barcode_image = Code128(product_code, writer=ImageWriter())
    output_filename = 'temp_barcode'
    barcode_image.save(output_filename)
    return output_filename

def print_barcode(printer, barcode_image):
    # Get the printer DC
    printer_dc = win32ui.CreateDC()
    printer_dc.CreatePrinterDC(printer)
    # Get the page size and image size in pixels
    page_size_mm = (25.4, 54)
    dpi = 300
    page_size_pixels = tuple(int(dpi * page_size_mm[i] / 25.4) for i in (0, 1))
    image = Image.open(barcode_image + ".png").convert('L')
    # Enhance the image quality
    image = image.resize((image.width * 4, image.height * 4), Image.LANCZOS)
    # Rotate the image by 90 degrees
    image = image.rotate(90, expand=True)
    # Set the new size directly based on the paper dimensions
    new_size = (300, int(300 * 2.125))
    # Resize the image using the thumbnail method
    image.thumbnail(new_size, Image.LANCZOS)
    resized_width, resized_height = image.size
    # Calculate the position to center the image on the page
    x_pos = int((page_size_pixels[0] - resized_width) / 2)
    y_pos = int((page_size_pixels[1] - resized_height) / 2) - 80
    # Start the print job
    printer_dc.StartDoc(barcode_image + ".png")
    printer_dc.StartPage()
    # Print the image
    dib = ImageWin.Dib(image)
    dib.draw(printer_dc.GetSafeHdc(), (x_pos, y_pos, resized_width, resized_height))
    # End the print job
    printer_dc.EndPage()
    printer_dc.EndDoc()
    printer_dc.DeleteDC()