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cantarire-etichetare/cantarire/tools/monitor.py
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ske087 bff6d70b17 Initial commit: aplicatie de cantarire si etichetare
Aplicatie Flask + SQLite pentru productie alimentara: cantarirea
componentelor unui produs finit si tiparirea etichetei prin QZ Tray.

- produse finite (retete) formate din componente cantarite
- designer vizual de etichete (mm/px, zona sigura, campuri variabile,
  cod QR cu continut din mai multe bucati)
- legare produs finit -> sablon de eticheta
- navigare pe doua taburi: Cantarire / Setari
- administrare: componente, produse finite, sabloane, campuri, istoric
- backup, resetare baza de date, checklist de pregatire, /healthz
- CLI de administrare si serviciu systemd pentru productie
- vendor/syncpulse-scale-bridge (GPL-3.0-or-later) pentru citirea cantarului
2026-10-18 23:38:45 +03:00

90 lines
3.4 KiB
Python

"""Utilitar CLI pentru identificarea unui cantar nou.
python -m cantarire.tools.monitor --list
python -m cantarire.tools.monitor /dev/ttyUSB0 --seconds 8
python -m cantarire.tools.monitor COM3 --scan --seconds 2
python -m cantarire.tools.monitor COM3 --baud 9600 --framing 7E1 --save bizerba
"""
from __future__ import annotations
import argparse
import sys
from ..probe import BAUD_RATES, FRAMINGS, ProbeError, list_ports, probe_port, save_capture, sweep
def _print_ports() -> int:
ports = list_ports()
if not ports:
print("Niciun port serial detectat.")
return 1
for p in ports:
chip = f" [{p['chip']}]" if p.get("chip") else ""
print(f"{p['device']:<20} {p.get('description') or ''}{chip}")
if p.get("note"):
print(f"{'':<20} ! {p['note']}")
return 0
def _print_result(result: dict) -> None:
print(f"\n{result['settings']} ({result['seconds']}s)")
print(f"bytes: {result['bytes']} cadre: {len(result['frames'])}")
if result.get("error"):
print(f"eroare: {result['error']}")
for frame in result["frames"]:
print(f" {frame['hex']:<56} {frame['text']}")
if result["guesses"]:
print("\nprotocoale recunoscute:")
for g in result["guesses"]:
print(f" {g['protocol']:<18} {g['kind']:<10} {g['value']} {g['unit']} "
f"({g['count']} cadre)")
elif result["bytes"]:
print("\nNiciun protocol cunoscut. Salveaza captura si adaugam parserul.")
def main(argv: list[str] | None = None) -> int:
parser = argparse.ArgumentParser(description="Monitor port serial cantar")
parser.add_argument("port", nargs="?", help="ex. /dev/ttyUSB0 sau COM3")
parser.add_argument("--list", action="store_true", help="listeaza porturile si iese")
parser.add_argument("--baud", type=int, default=9600)
parser.add_argument("--framing", default="8N1", choices=FRAMINGS)
parser.add_argument("--seconds", type=float, default=5.0)
parser.add_argument("--scan", action="store_true",
help="incearca toate vitezele la framing-ul dat")
parser.add_argument("--save", metavar="NUME", help="scrie captura in instance/captures")
args = parser.parse_args(argv)
if args.list or not args.port:
return _print_ports()
try:
if args.scan:
rows = sweep(args.port, seconds=min(args.seconds, 3.0),
framings=(args.framing,), bauds=BAUD_RATES)
hits = [r for r in rows if r.get("bytes")]
if not hits:
print("Niciun byte primit la vitezele incercate.")
for row in rows:
if row.get("error"):
print(f" {row['baud']} {row['framing']}: {row['error']}")
return 1
for hit in hits:
names = ", ".join(g["protocol"] for g in hit["guesses"]) or "necunoscut"
print(f"{hit['baud']:>7} {hit['framing']} {hit['bytes']:>6} bytes {names}")
return 0
result = probe_port(args.port, args.baud, args.framing, args.seconds)
except ProbeError as exc:
print(f"eroare: {exc}", file=sys.stderr)
return 2
_print_result(result)
if args.save and result["frames"]:
target = save_capture("instance/captures", args.save, result["frames"])
print(f"\ncaptura: {target}")
return 0 if result["ok"] else 1
if __name__ == "__main__":
raise SystemExit(main())