st-ten-1/src/components/brother_label_printer.py

import logging
import os
import platform

if platform.system().lower() == "windows":
    import win32print
    import win32ui
from PIL import Image, ImageDraw, ImageFont, ImageOps, ImageWin
import qrcode

from .component import Component

class BrotherLabelPrinter(Component):
    def __int__(self):
        self.log = logging.getLogger()

    def print_label(self, barcode):
        printer_name = win32print.GetDefaultPrinter()
        file_name = "./tmp/tmp.png"

        qr = qrcode.QRCode(
            version=1,
            error_correction=qrcode.constants.ERROR_CORRECT_L,
            box_size=10,
            border=4,
        )
        qr.add_data(barcode)
        qr.make(fit=True)

        try:
            barcode_img = qr.make_image(fill_color="black", back_color="white")
            barcode_img = barcode_img.resize((250, 250))
            print_width = 720
            print_height = 380
            label_img = Image.new("RGB", (print_width, print_height), color=(255, 255, 255))
            label_img.paste(barcode_img, box=(20, 20))
            draw = ImageDraw.Draw(label_img)
            font = ImageFont.truetype("config/label_templates/Fonts/FreeSansBold.ttf", 40)
            font2 = ImageFont.truetype("config/label_templates/Fonts/FreeSansBold.ttf", 28)
            draw.text((280, 50), "ST-TEN-10", (0, 0, 0), font=font)
            draw.text((280, 150), barcode, (0, 0, 0), font=font2)

            if not os.path.exists("./tmp/"):
                os.makedirs("./tmp/")
            label_img.save(file_name)

            hdc = win32ui.CreateDC()
            hdc.CreatePrinterDC(printer_name)

            hdc.StartDoc(file_name)
            hdc.StartPage()

            dib = ImageWin.Dib(label_img.rotate(90, expand=True))  # Ruota di 270 gradi per stampare correttamente
            dib.draw(hdc.GetHandleOutput(), (0, 0, print_height, print_width))  # Inverto larghezza e altezza

            hdc.EndPage()
            hdc.EndDoc()

            return barcode

        except Exception as e:
            self.log.error("Errore durante la stampa dell'etichetta\n\nErrore:\n" + str(e))
            return "ERRORE STAMPA"