Feat: Impresion de CUFE Factura electronica colombia

Api/main.py

@@ -1,6 +1,6 @@
 from fastapi import FastAPI, Response
 from escpos.printer import Dummy
-from escpos.printer import Network
+# from escpos.printer import Network
 import sys
 import json
 
@@ -25,12 +25,13 @@ class Info(BaseModel):
 def print_bill(data, address, waiter):
     d = data
     # Crea una instancia de la impresora ficticia
-    printer = Network(str(address))
-    printer.open()
-    # printer = Dummy()
+    # printer = Network(str(address))
+    # printer.open()
+    printer = Dummy()
     # Imprime el encabezado
     printer.set(align='center', bold=False, height=1, width=1)
     printer.text(d["shop_name"]+'\n')
+    printer.text(d["shop_nit"]+'\n')
     printer.text(d["shop_address"]+'\n')
     printer.set(align='left', bold=False, height=1, width=1)
     printer.textln('===============================================')
@@ -92,7 +93,7 @@ def print_bill(data, address, waiter):
             QR.save(temp_filename)
             printer.image(f"{temp_filename}")
         printer.set(align='left', bold=False, height=1, width=1)
-        text = str(payment["statement"])+" $"+str(payment["amount"])
+        text = str("CUFE: " + d['cufe'])
         printer.textln(text)
     printer.set(align='center', bold=False, height=1, width=1)
     printer.text("Sigue nuestras redes sociales\n")
@@ -107,13 +108,12 @@ def print_bill(data, address, waiter):
         printer.text(str(waiter)+'\n')
 
     # Corta el papel (solo para impresoras que soportan esta función)
-    printer.cut()
-    printer.close()
+    # printer.cut()
+    # printer.close()
     # Obtiene el contenido del ticket de prueba
-    # ticket_contenido = printer.output
-    # raise Exception(ticket_contenido)
+    ticket_contenido = printer.output
     # Imprime el contenido en la consola
-    # sys.stdout.write(ticket_contenido.decode('utf-8', errors='ignore'))
+    sys.stdout.write(ticket_contenido.decode('utf-8', errors='ignore'))
 
 
 def print_customer_order(data, address, waiter):

Api/test/fixtures/bill.json

@@ -1,6 +1,8 @@
 {"shop_name": "SE",
+ "shop_nit": "902929200",
  "shop_address": "Calle Arriba 1234",
  "fe_cufe": "https://catalogo-vpfe.dian.gov.co/document/searchqr?documentkey=936ef10e23f9fbae2d2c70869050b907b7af55a7d2c80a9f2e906450a8f98b20a88f7e4219fd0d02962f6e639b29ba20",
+ "cufe": "936ef10e23f9fbae2d2c70869050b907b7af55a7d2c80a9f2e906450a8f98b20a88f7e4219fd0d02962f6e639b29ba20",
  "invoice": {
      "invoice_number": "FPES2068",
      "resolution": {