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cemento/cemento.py
2026-01-20 09:40:16 +01:00

61 lines
2.1 KiB
Python

# -*- coding: utf-8 -*-
import sys
import socket
import math
from flask import Flask, render_template, request, Response
sys.path.append('/var/services/homes/Francesco/.local/lib/python3.8/site-packages')
app = Flask(__name__)
# Configurazione CUPS-PDF
CUPS_IP = "192.168.1.14"
CUPS_PORT = 6310
@app.route('/', methods=['GET', 'POST'])
def index():
res = None
if request.method == 'POST':
try:
d = request.form
def to_m(v, u):
val = float(v.replace(',', '.')) if v else 0
return val / 1000 if u == "mm" else (val / 100 if u == "cm" else val)
vol = to_m(d.get('l','0'), d.get('ul','m')) * to_m(d.get('p','0'), d.get('up','m')) * to_m(d.get('a','0'), d.get('ua','m'))
peso_tot = vol * 2400
mats = ['cem', 'sab', 'ghi']
p = {m: float(d.get(f'p_{m}', '0').replace(',','.')) for m in mats}
w = {m: float(d.get(f'w_{m}', '25').replace(',','.')) for m in mats}
somma_p = sum(p.values())
res = {"vol": f"{vol:.3f}", "peso": f"{peso_tot:.0f}"}
tot_s = 0
for m in mats:
if p[m] <= 0: # Correzione bug ghiaia a 0
res[f's_{m}'] = 0
continue
s_calc = math.ceil(((p[m]/somma_p)*peso_tot)/w[m]) if somma_p > 0 else 0
res[f's_{m}'] = s_calc
tot_s += s_calc
res["tot_sacc"] = tot_s
except: res = None
return render_template('index.html', res=res, form=request.form)
@app.route('/stampa_pdf', methods=['POST'])
def stampa_pdf():
f = request.form
# Intestazione formattata per CUPS-PDF
report = "--- CALCOLO CEMENTO V1.1 ---\n"
report += f"Volume: {f.get('v')} m3 | Peso: {f.get('p')} kg\n"
report += f"Totale Sacchetti: {f.get('ts')}\n"
try:
with socket.create_connection((CUPS_IP, CUPS_PORT), timeout=5) as s:
s.sendall(report.encode('utf-8'))
return "OK - Report inviato a Virtual_PDF"
except Exception as e:
return f"Errore: {str(e)}"
if __name__ == '__main__':
app.run(host='0.0.0.0', port=5000)