Update cemento.py

cemento.py

@@ -1,83 +1,61 @@
 # -*- coding: utf-8 -*-
 import sys
-import os
-import math
 import socket
-import time
+import math
 from flask import Flask, render_template, request, Response
 
-# Percorso per le librerie installate sul NAS Synology
 sys.path.append('/var/services/homes/Francesco/.local/lib/python3.8/site-packages')
 
 app = Flask(__name__)
 
-# CONFIGURAZIONE STAMPA CUPS
+# Configurazione CUPS-PDF
 CUPS_IP = "192.168.1.14"
 CUPS_PORT = 6310 
-OUTPUT_DIR = "/volume1/docker/cups-pdf/output"
 
-def calcola_dati(d):
+@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
-            if u == "mm": return val / 1000
-            if u == "cm": return val / 100
-            return val
+                return val / 1000 if u == "mm" else (val / 100 if u == "cm" else val)
 
-        # Calcolo Volume base
             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:
-            # Correzione BUG Ghiaia a 0
-            if p[m] <= 0:
+                if p[m] <= 0: # Correzione bug ghiaia a 0
                     res[f's_{m}'] = 0
                     continue
-            kg = (p[m]/somma_p)*peso_tot if somma_p > 0 else 0
-            res[f's_{m}'] = math.ceil(kg/w[m])
-            tot_s += res[f's_{m}']
-        
+                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
-        return res
-    except:
-        return None
-
-@app.route('/', methods=['GET', 'POST'])
-def index():
-    res = None
-    if request.method == 'POST':
-        res = calcola_dati(request.form)
+        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
-    # Creazione stringa semplice per il report
-    testo = f"REPORT CALCOLO CEMENTO\n"
-    testo += f"Volume: {f.get('res_vol')} m3\n"
-    testo += f"Totale Sacchetti: {f.get('res_tot_s')}\n"
+    # 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:
-        # Invio diretto alla porta 6310
         with socket.create_connection((CUPS_IP, CUPS_PORT), timeout=5) as s:
-            s.sendall(testo.encode('utf-8'))
+            s.sendall(report.encode('utf-8'))
         return "OK - Report inviato a Virtual_PDF"
     except Exception as e:
-        return f"Errore connessione porta 6310: {str(e)}"
-
-@app.route('/download', methods=['POST'])
-def download():
-    f = request.form
-    report = f"REPORT TECNICO\nVolume: {f.get('res_vol')} m3\nSacchetti: {f.get('res_tot_s')}"
-    return Response(report, mimetype="text/plain", headers={"Content-disposition":"attachment;filename=Report.txt"})
+        return f"Errore: {str(e)}"
 
 if __name__ == '__main__':
     app.run(host='0.0.0.0', port=5000)