85 lines
3.4 KiB
Python
85 lines
3.4 KiB
Python
# -*- coding: utf-8 -*-
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import sys
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import os
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import math
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import socket # Usiamo i socket per evitare l'errore "lp not found"
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import time
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from flask import Flask, render_template, request, Response
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sys.path.append('/var/services/homes/Francesco/.local/lib/python3.8/site-packages')
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app = Flask(__name__)
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# Configurazione CUPS
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CUPS_IP = "192.168.1.14"
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CUPS_PORT = 631 # Porta standard IPP/CUPS
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@app.route('/', methods=['GET', 'POST'])
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def index():
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res = None
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if request.method == 'POST':
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try:
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d = request.form
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def to_m(v, u):
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val = float(v.replace(',', '.')) if v else 0
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if u == "mm": return val / 1000
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if u == "cm": return val / 100
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return val
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vol = to_m(d.get('a','0'), d.get('ua','m')) * to_m(d.get('l','0'), d.get('ul','m')) * to_m(d.get('p','0'), d.get('up','m'))
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peso_tot = vol * 2400
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mats = ['cem', 'sab', 'ghi']
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p = {m: float(d.get(f'p_{m}', '0').replace(',','.')) for m in mats}
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w = {m: float(d.get(f'w_{m}', '25').replace(',','.')) for m in mats}
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c = {m: float(d.get(f'c_{m}', '0').replace(',','.')) for m in mats}
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somma_p = sum(p.values())
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res = {"vol": f"{vol:.3f}", "peso": f"{peso_tot:.0f}"}
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tot_s, costo_t = 0, 0
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for m in mats:
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# Correzione bug per valori a zero
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if p[m] <= 0:
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res[f's_{m}'] = 0
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res[f'cost_{m}'] = "0.00"
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continue
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kg = (p[m]/somma_p)*peso_tot if somma_p > 0 else 0
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s_esatti = kg/w[m] if w[m] > 0 else 0
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res[f's_{m}'] = math.ceil(s_esatti)
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res[f'cost_{m}'] = f"{math.ceil(s_esatti)*c[m]:.2f}"
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tot_s += math.ceil(s_esatti)
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costo_t += math.ceil(s_esatti)*c[m]
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res.update({"tot_sacc": tot_s, "costo_tot": f"{costo_t:.2f}", "acqua": f"{vol * 150:.0f}"})
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v_b = float(d.get('v_bet', '160').replace(',','.'))
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n_c = max(1, math.ceil((vol*1000)/v_b)) if vol > 0 else 1
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res["n_c"] = n_c
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for m in mats:
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if p[m] <= 0: res[f'bc_{m}'] = "0.00"
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else: res[f'bc_{m}'] = f"{((p[m]/somma_p)*peso_tot/w[m])/n_c:.2f}"
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res["bc_aq"] = f"{(vol*150)/n_c:.2f}"
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except: res = None
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return render_template('index.html', res=res, form=request.form)
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@app.route('/stampa_pdf', methods=['POST'])
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def stampa_pdf():
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f = request.form
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testo = f"REPORT CALCOLO\nVolume: {f.get('res_vol')} m3\nSacchetti: {f.get('res_tot_s')}\nCosto: {f.get('res_costo_t')} EUR"
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try:
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# Invio diretto al socket del container per evitare l'errore 'lp'
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with socket.create_connection((CUPS_IP, CUPS_PORT), timeout=5) as s:
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s.sendall(testo.encode('utf-8'))
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return "OK - Inviato a Virtual_PDF"
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except Exception as e:
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return f"Errore di rete CUPS: {str(e)}"
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@app.route('/download', methods=['POST'])
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def download():
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f = request.form
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report = f"REPORT TECNICO\nVolume: {f.get('res_vol')} m3\nTotale: {f.get('res_tot_s')} sacchetti"
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return Response(report, mimetype="text/plain", headers={"Content-disposition":"attachment;filename=Report.txt"})
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if __name__ == '__main__':
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app.run(host='0.0.0.0', port=5000) |