236 lines
7.9 KiB
Python
236 lines
7.9 KiB
Python
from fastapi import FastAPI, Response
|
|
from escpos.printer import Dummy
|
|
from escpos.printer import Network
|
|
import sys
|
|
import json
|
|
|
|
from pydantic import BaseModel
|
|
from datetime import datetime
|
|
import tempfile
|
|
from .qr_generator import QRCodeGenerator
|
|
|
|
app = FastAPI(
|
|
title="Print Server FastAPI",
|
|
description="Server that receive request for printing",
|
|
version="0.0.1"
|
|
)
|
|
|
|
|
|
class Info(BaseModel):
|
|
content: str
|
|
ip_printer: str
|
|
user_name: str
|
|
|
|
|
|
def print_bill(data, address, waiter):
|
|
d = data
|
|
# Crea una instancia de la impresora ficticia
|
|
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_address"]+'\n')
|
|
printer.set(align='left', bold=False, height=1, width=1)
|
|
printer.textln('===============================================')
|
|
text = d['state']
|
|
printer.textln(text)
|
|
if d['invoice'] and d['invoice']['resolution']:
|
|
text = "Resolucion de Facturacion # " + \
|
|
str(d['invoice']['resolution']['resolution_number']) \
|
|
+ "\nValida desde " + \
|
|
d['invoice']['resolution']['valid_date_time_from'] + \
|
|
" hasta "+str(d['invoice']['resolution']['valid_date_time_to'])
|
|
printer.textln(text)
|
|
printer.ln()
|
|
text = "Factura #: " + d['invoice']['invoice_number']
|
|
printer.textln(text)
|
|
printer.text("Cliente: " + d["party"]+'\n')
|
|
printer.text("CC/NIT: " + d["tax_identifier_code"]+'\n')
|
|
printer.text("Direccion: " + d["address"]+'\n')
|
|
text = 'MESA: ' + str(d['table'] + "\n")
|
|
printer.text(text)
|
|
printer.textln('===============================================')
|
|
printer.ln()
|
|
for line in d["lines"]:
|
|
if line['type'] != 'title':
|
|
text = line['product']
|
|
printer.text(text)
|
|
printer.ln()
|
|
text = str(line['quantity']) + " " + " $" + \
|
|
line["unit_price"] + "\n"
|
|
printer.text(text)
|
|
|
|
printer.set(align='right', bold=False, height=1, width=1)
|
|
printer.textln('================================================')
|
|
text = "Descuento Realizado: "+str(d["total_discount"])+"\n"
|
|
printer.text(text)
|
|
text = "Propina: "+str(d["total_tip"])+"\n"
|
|
printer.text(text)
|
|
text = "Total (sin impuestos): "+str(d["untaxed_amount"])+"\n"
|
|
printer.text(text)
|
|
text = "Impuestos (INC): "+str(d["tax_amount"])+"\n"
|
|
printer.text(text)
|
|
text = "Total: "+str(d["total"])+"\n"
|
|
printer.text(text)
|
|
printer.ln()
|
|
if 'payments' in d.keys():
|
|
printer.textln("Pagos: ")
|
|
printer.textln('================================================')
|
|
|
|
for payment in d['payments']:
|
|
text = str(payment["statement"])+" $"+str(payment["amount"])
|
|
printer.textln(text)
|
|
printer.set(align='center', bold=False, height=1, width=1)
|
|
printer.textln('==============================================\n')
|
|
if d["fe_cufe"]:
|
|
QR = QRCodeGenerator(d["fe_cufe"]).generate_qr()
|
|
with tempfile.NamedTemporaryFile(
|
|
delete=True, suffix='.png', dir='/tmp') as temp_file:
|
|
temp_filename = temp_file.name
|
|
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"])
|
|
printer.textln(text)
|
|
printer.set(align='center', bold=False, height=1, width=1)
|
|
printer.text("Sigue nuestras redes sociales\n")
|
|
printer.text("@bicipizza\n")
|
|
printer.text("Recuerde que la propina es voluntaria.\n")
|
|
printer.text("Gracias por visitarnos, vuelva pronto.\n")
|
|
printer.text("SOFTWARE POTENCIADO POR ONECLUSTER.ORG.\n")
|
|
format_date_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
|
|
printer.text(str(format_date_time)+'\n')
|
|
if waiter:
|
|
printer.text("Atendido Por: \n")
|
|
printer.text(str(waiter)+'\n')
|
|
|
|
# Corta el papel (solo para impresoras que soportan esta función)
|
|
printer.cut()
|
|
printer.close()
|
|
# Obtiene el contenido del ticket de prueba
|
|
# ticket_contenido = printer.output
|
|
# raise Exception(ticket_contenido)
|
|
# Imprime el contenido en la consola
|
|
# sys.stdout.write(ticket_contenido.decode('utf-8', errors='ignore'))
|
|
|
|
|
|
def print_customer_order(data, address, waiter):
|
|
d = data
|
|
# Crea una instancia de la impresora ficticia
|
|
# printer = Network(str(address))
|
|
# printer.open()
|
|
printer = Dummy()
|
|
# Imprime el encabezado
|
|
printer.set(align='center', bold=False, height=1, width=1)
|
|
format_date_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
|
|
printer.text(str(format_date_time)+'\n')
|
|
|
|
if waiter:
|
|
printer.text("Pedido Por: \n")
|
|
printer.text(str(waiter)+'\n')
|
|
printer.set(
|
|
align='center', bold=False, height=2, width=2, custom_size=True
|
|
)
|
|
printer.text('========================\n')
|
|
text = 'MESA: ' + str(d['table'] + "\n")
|
|
printer.text(text)
|
|
printer.text('========================\n')
|
|
printer.set(align='left', bold=False, height=6, width=6)
|
|
combination_pizza = False
|
|
pizza = 0
|
|
for line in d["lines"]:
|
|
if line['type'] != 'title':
|
|
if combination_pizza and pizza < 2:
|
|
printer.set(
|
|
align='center',
|
|
bold=False,
|
|
height=2,
|
|
width=2,
|
|
custom_size=True)
|
|
pizza += 1
|
|
elif pizza >= 2:
|
|
combination_pizza = False
|
|
printer.set(
|
|
align='left',
|
|
bold=False,
|
|
height=2,
|
|
width=2, custom_size=True
|
|
)
|
|
else:
|
|
printer.set(
|
|
align='left',
|
|
bold=False,
|
|
height=2,
|
|
width=2,
|
|
custom_size=True)
|
|
|
|
text = line['product'] + " " + str(line['quantity']) + "\n"
|
|
printer.text(text)
|
|
if line['description']:
|
|
text = line['description'] + "\n"
|
|
printer.text(text)
|
|
|
|
if pizza == 2:
|
|
printer.ln()
|
|
pizza = 0
|
|
combination_pizza = False
|
|
else:
|
|
printer.set(
|
|
align='left', bold=True, height=2, width=2, custom_size=True
|
|
)
|
|
printer.text("\nPIZZA COMBINADA\n")
|
|
combination_pizza = True
|
|
pizza = 0
|
|
# Corta el papel (solo para impresoras que soportan esta función)
|
|
# printer.cut()
|
|
# printer.close()
|
|
# Obtiene el contenido del ticket de prueba
|
|
ticket_contenido = printer.output
|
|
|
|
# Imprime el contenido en la consola
|
|
sys.stdout.write(ticket_contenido.decode('utf-8', errors='replace'))
|
|
|
|
|
|
@app.post("/print_bill")
|
|
def print_ticket_bill(info: Info):
|
|
info = dict(info)
|
|
data = info["content"]
|
|
address = info["ip_printer"]
|
|
waiter = info["user_name"]
|
|
data = json.loads(data.replace("'", "\""))
|
|
print_bill(data, address, waiter)
|
|
|
|
message = "!Impresion Realizada!"
|
|
|
|
return Response(content=message, status_code=200)
|
|
|
|
|
|
@app.post("/order_kitchen")
|
|
def print_ticket_file_kitchen(info: Info):
|
|
info = dict(info)
|
|
data = info["content"]
|
|
address = info["ip_printer"]
|
|
waiter = info["user_name"]
|
|
data = json.loads(data.replace("'", "\""))
|
|
print_customer_order(data, address, waiter)
|
|
|
|
message = "!Impresion Realizada!"
|
|
|
|
return Response(content=message, status_code=200)
|
|
|
|
|
|
@app.post("/order_bar")
|
|
def print_ticket_file_bar(info: Info):
|
|
info = dict(info)
|
|
data = info["content"]
|
|
address = info["ip_printer"]
|
|
waiter = info["user_name"]
|
|
data = json.loads(data.replace("'", "\""))
|
|
print_customer_order(data, address, waiter)
|
|
|
|
message = "!Impresion Realizada!"
|
|
|
|
return Response(content=message, status_code=200)
|