89 lines
2.7 KiB
Python
89 lines
2.7 KiB
Python
from fastapi import FastAPI, Response
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from escpos.printer import Dummy, Network
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import sys
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import json
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from pydantic import BaseModel
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from time import sleep
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app = FastAPI(
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title="Print Server FastAPI",
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description="Server that receive request for printing",
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version="0.0.1"
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)
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class Info(BaseModel):
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content : str
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ip_printer : str
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def imprimir_ticket_de_prueba(data, address):
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d = data
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# Crea una instancia de la impresora ficticia
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printer = Network(str(address))
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printer.open()
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#printer = Dummy()
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# Imprime el encabezado
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printer.set(align='center', bold=False, height=2, width=2, custom_size=True)
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printer.text('========================\n')
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text = 'MESA: ' + str(d['table'] + "\n")
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printer.text(text)
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printer.text('========================\n')
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printer.set(align='left', bold=False, height=6, width=6)
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pizza = None
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for line in d["lines"]:
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if line['type'] != 'title':
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if combination_pizza and pizza < 2:
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printer.set(align='center', bold=False, height=2, width=2, custom_size=True)
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pizza += 1
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if pizza == 2:
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printer.text('\n')
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elif pizza >=2:
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combination_pizza = False
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printer.set(align='left', bold=False, height=2, width=2, custom_size=True)
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else:
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printer.set(align='left', bold=False, height=2, width=2, custom_size=True)
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text = line['product'] +" "+str(line['quantity'])+"\n"
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printer.text(text)
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else:
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printer.set(align='left', bold=True, height=2, width=2, custom_size=True)
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printer.text("\nPIZZA COMBINADA\n")
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combination_pizza = True
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pizza = 0
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# Corta el papel (solo para impresoras que soportan esta función)
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printer.cut()
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printer.close()
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# Obtiene el contenido del ticket de prueba
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#ticket_contenido = printer.output
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# Imprime el contenido en la consola
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#sys.stdout.write(ticket_contenido.decode('utf-8'))
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@app.post("/order_kitchen")
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def print_ticket_file_kitchen(info : Info):
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print(info)
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info = dict(info)
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data = info["content"]
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address = info["ip_printer"]
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data = json.loads(data.replace("'", "\""))
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imprimir_ticket_de_prueba(data, address)
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message = "!Impresión Realizada!"
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return Response(content=message, status_code=200)
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@app.post("/order_bar")
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def print_ticket_file_bar(info : Info):
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info = dict(info)
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data = info["content"]
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data = json.loads(data.replace("'", "\""))
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address = info["ip_printer"]
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imprimir_ticket_de_prueba(data, address)
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message = "!Impresión Realizada!"
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return Response(content=message, status_code=200)
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