add print dummy
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539709c441
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57
api.py
57
api.py
@ -1,6 +1,11 @@
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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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@ -9,29 +14,61 @@ app = FastAPI(
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class Info(BaseModel):
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content : str
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address : str
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def write_to_file(file_path, content):
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with open(file_path, "w") as file:
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file.write(content)
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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 = Dummy()
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# Establece el tamaño de la fuente y otros formatos de impresión
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printer.set(font='a', align='center', bold=True, height=2, width=2)
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@app.post("/print_ticket")
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def print_ticket_file(info : Info):
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write_to_file('/tmp/ticket_prueba.txt', info.content)
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message = "!Impresión Realizada!"
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# Imprime el encabezado
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printer.text('========================\n')
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printer.set(align='center', bold=False, height=6, width=6)
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text = 'MESA: ' + str(d['table'] + "\n\n")
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printer.text(text)
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printer.set(align='left', height=6, width=6)
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for line in d["lines"]:
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if line['type'] != 'title':
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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=8, width=8)
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printer.text("\nPIZZA COMBINADA\n")
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return Response(content=message, status_code=200)
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# Corta el papel (solo para impresoras que soportan esta función)
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printer.cut()
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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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write_to_file('/tmp/ticket_kitchen.txt', info.content)
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print(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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imprimir_ticket_de_prueba(data)
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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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write_to_file('/tmp/ticket_bar.txt', info.content)
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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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imprimir_ticket_de_prueba(data)
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message = "!Impresión Realizada!"
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return Response(content=message, status_code=200)
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