mirror of
https://github.com/RunLit/Bambu-Run.git
synced 2026-06-22 14:09:04 +01:00
5c56711c57
* added db model is transparent and fixed PETG translucent showing black * js and filament form for transparent color * bumped version to v0.1.2
677 lines
27 KiB
Python
677 lines
27 KiB
Python
"""
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Management command to continuously collect 3D printer MQTT data.
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Collects printer metrics from Bambu Lab 3D printers.
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Usage:
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python manage.py bambu_collector
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python manage.py bambu_collector --interval 60
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python manage.py bambu_collector --once
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python manage.py bambu_collector --verbose
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"""
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import logging
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import os
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import ssl
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import time
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from decimal import Decimal
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from typing import Optional
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from django.core.management.base import BaseCommand, CommandError
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from django.db import transaction
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from django.utils import timezone
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from bambu_run.conf import app_settings
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from bambu_run.models import Printer, PrinterMetrics
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logger = logging.getLogger("bambu_run.collector")
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class Command(BaseCommand):
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"""
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MQTT Poll -> PrinterMetrics -> FilamentSnapshot -> Auto-Match -> Update Filament
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"""
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help = "Continuously collect 3D printer MQTT data from Bambu Lab printer"
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def add_arguments(self, parser):
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parser.add_argument(
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"--interval", type=int, default=30,
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help="Data collection interval in seconds (default: 30)",
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)
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parser.add_argument(
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"--once", action="store_true",
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help="Run once and exit (useful for testing/cron)",
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)
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parser.add_argument(
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"--verbose", action="store_true", help="Enable verbose logging"
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)
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parser.add_argument(
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"--disable-ssl-verify", action="store_true",
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help="Disable SSL certificate verification (use with caution)",
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)
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.printer_client = None
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self.printer_device = None
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self.verbose = False
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self.disable_ssl_verify = False
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self.error_count = 0
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self.success_count = 0
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self.mqtt_connect_errors = 0
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self.start_time = None
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self.current_print_job = None
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self.last_gcode_state = None
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self.last_subtask_name = None
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self.trays_used = set()
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def handle(self, *args, **options):
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self.verbose = options["verbose"]
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self.disable_ssl_verify = options["disable_ssl_verify"]
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interval = options["interval"]
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run_once = options["once"]
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if self.disable_ssl_verify:
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logger.warning("SSL verification disabled - use with caution!")
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ssl._create_default_https_context = ssl._create_unverified_context
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os.environ["PYTHONHTTPSVERIFY"] = "0"
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os.environ["CURL_CA_BUNDLE"] = ""
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os.environ["REQUESTS_CA_BUNDLE"] = ""
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try:
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import paho.mqtt.client as mqtt_client
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original_tls_set = mqtt_client.Client.tls_set
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def patched_tls_set(
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self, ca_certs=None, certfile=None, keyfile=None,
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cert_reqs=ssl.CERT_NONE, tls_version=ssl.PROTOCOL_TLS, ciphers=None,
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):
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return original_tls_set(
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self, ca_certs, certfile, keyfile, ssl.CERT_NONE, tls_version, ciphers,
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)
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mqtt_client.Client.tls_set = patched_tls_set
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logger.debug("Successfully patched paho-mqtt SSL verification")
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except ImportError:
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logger.debug("paho-mqtt not yet imported, will rely on SSL context")
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except Exception as e:
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logger.debug(f"Could not patch paho-mqtt: {e}")
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self._configure_logging()
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try:
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self._initialize_printer()
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except Exception as e:
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raise CommandError(f"Initialization failed: {e}")
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self.start_time = timezone.now()
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logger.info(f"Bambu Run data collector started for printer: {self.printer_device.name}")
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logger.info(f"Collection interval: {interval} seconds")
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logger.info(f"Mode: {'Single run' if run_once else 'Continuous'}")
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try:
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if run_once:
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self._collect_printer_data()
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logger.info("Single collection completed successfully")
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else:
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self._run_continuous_loop(interval)
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except KeyboardInterrupt:
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self._print_statistics()
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logger.info("Bambu Run data collector stopped by user")
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except Exception as e:
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logger.exception(f"Fatal error in main loop: {e}")
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raise CommandError(f"Runner failed: {e}")
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def _configure_logging(self):
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log_level = logging.DEBUG if self.verbose else logging.INFO
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logger.setLevel(log_level)
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if not logger.handlers:
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handler = logging.StreamHandler()
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handler.setLevel(log_level)
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formatter = logging.Formatter(
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"%(asctime)s [%(levelname)s] %(message)s", datefmt="%Y-%m-%d %H:%M:%S"
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)
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handler.setFormatter(formatter)
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logger.addHandler(handler)
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def _initialize_printer(self):
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from bambu_run.mqtt_client import BambuPrinter
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bambu_username = os.environ.get("BAMBU_USERNAME")
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bambu_password = os.environ.get("BAMBU_PASSWORD")
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bambu_token = os.environ.get("BAMBU_TOKEN")
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bambu_device_id = os.environ.get("BAMBU_DEVICE_ID")
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if not bambu_token and not all([bambu_username, bambu_password]):
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raise CommandError(
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"Either BAMBU_TOKEN or both BAMBU_USERNAME and BAMBU_PASSWORD "
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"environment variables must be set"
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)
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logger.info("Connecting to Bambu Lab printer...")
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try:
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if bambu_token:
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logger.info("Using saved BAMBU_TOKEN for authentication")
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self.printer_client = BambuPrinter(
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token=bambu_token, device_id=bambu_device_id
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)
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else:
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logger.info("Authenticating with username/password")
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self.printer_client = BambuPrinter(
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username=bambu_username,
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password=bambu_password,
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device_id=bambu_device_id,
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)
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logger.info("Initiating MQTT connection...")
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self.printer_client.connect(blocking=False)
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logger.info("MQTT connection initiated (non-blocking)")
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except Exception as e:
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if "CERTIFICATE_VERIFY_FAILED" in str(e) or "SSL" in str(e):
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error_msg = (
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f"SSL certificate verification failed: {e}\n\n"
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"Solutions:\n"
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"1. Run with --disable-ssl-verify flag\n"
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"2. Install Python SSL certificates\n"
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"3. pip install --upgrade certifi\n"
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)
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raise CommandError(error_msg)
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raise CommandError(f"Failed to initialize printer client: {e}")
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self.printer_device = self._ensure_printer_device_exists()
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logger.info(f"Initialized for printer device: {self.printer_device}")
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def _ensure_printer_device_exists(self) -> Printer:
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try:
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snapshot = self.printer_client.get_snapshot()
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if snapshot:
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device, created = Printer.objects.update_or_create(
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model="Bambu Lab",
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defaults={
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"name": "Bambu Lab Printer",
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"manufacturer": "Bambu Lab",
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"is_active": True,
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},
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)
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action = "Created" if created else "Updated"
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logger.info(f"{action} printer device record: {device}")
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return device
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else:
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logger.warning("Snapshot returned None - MQTT not connected yet")
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device = Printer.objects.filter(is_active=True).first()
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if device:
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logger.info(f"Using existing device record: {device}")
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return device
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else:
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device = Printer.objects.create(
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name="Bambu Lab Printer",
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model="Bambu Lab",
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manufacturer="Bambu Lab",
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is_active=True,
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)
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logger.info(f"Created placeholder device: {device}")
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return device
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except Exception as e:
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logger.error(f"Error during device initialization: {e}")
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try:
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device = Printer.objects.filter(is_active=True).first()
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if device:
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logger.warning(f"Using existing device record from DB: {device}")
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return device
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else:
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raise CommandError(
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"No printer device found in database and initialization failed."
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)
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except Printer.DoesNotExist:
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raise CommandError("Failed to create or retrieve printer device.")
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def _run_continuous_loop(self, interval: int):
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iteration = 0
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while True:
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iteration += 1
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loop_start = time.time()
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if self.verbose:
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logger.debug(f"=== Iteration {iteration} ===")
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self._collect_printer_data()
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elapsed = time.time() - loop_start
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sleep_time = max(0, interval - elapsed)
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if self.verbose:
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logger.debug(f"Collection took {elapsed:.2f}s, sleeping for {sleep_time:.2f}s")
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if iteration % 100 == 0:
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self._print_statistics()
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time.sleep(sleep_time)
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def _convert_mqtt_color(self, mqtt_color):
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if not mqtt_color:
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return None
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color_hex = mqtt_color[:6] if len(mqtt_color) >= 6 else mqtt_color
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return f"#{color_hex.upper()}"
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def _match_filament_to_inventory(self, tray_data):
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from bambu_run.models import Filament
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tray_id = tray_data.get('tray_id')
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tray_uuid = tray_data.get('tray_uuid')
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tag_uid = tray_data.get('tag_uid')
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tag_id = tray_data.get('tag_id')
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type_val = tray_data.get('type')
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sub_type = tray_data.get('sub_type')
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color = tray_data.get('color')
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if tray_uuid:
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filament = Filament.objects.filter(tray_uuid=tray_uuid).first()
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if filament:
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if self.verbose:
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logger.debug(f"Matched filament via tray_uuid: {tray_uuid[:16]}...")
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return filament, 'tray_uuid'
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if tag_uid:
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filament = Filament.objects.filter(tag_uid=tag_uid).first()
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if filament:
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if self.verbose:
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logger.debug(f"Matched filament via tag_uid: {tag_uid}")
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return filament, 'tag_uid'
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if tag_id:
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filament = Filament.objects.filter(tag_id=tag_id).first()
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if filament:
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if self.verbose:
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logger.debug(f"Matched filament via tag_id: {tag_id}")
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return filament, 'tag_id'
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if type_val and color:
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query_filters = {'type': type_val, 'color': color}
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if sub_type:
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query_filters['sub_type'] = sub_type
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filament = Filament.objects.filter(
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**query_filters, is_loaded_in_ams=False
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).order_by('remaining_percent', 'last_used').first()
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if not filament:
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filament = Filament.objects.filter(
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**query_filters
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).order_by('remaining_percent', 'last_used').first()
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if filament:
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if self.verbose:
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logger.debug(f"Matched filament via type+sub_type+color: {filament}")
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return filament, 'type_sub_type_color'
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if self.verbose:
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logger.info(f"No match found for tray {tray_id}. Auto-creating new filament...")
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filament = self._auto_create_filament(tray_data)
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return filament, 'auto_created'
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def _auto_create_filament(self, tray_data):
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from bambu_run.models import Filament, FilamentType
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from bambu_run.utils import strip_color_padding, match_filament_color, is_mqtt_color_transparent
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tray_uuid = tray_data.get('tray_uuid')
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tag_uid = tray_data.get('tag_uid')
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type_val = tray_data.get('type', 'Unknown')
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sub_type = tray_data.get('sub_type', '')
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mqtt_color = tray_data.get('color')
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remain_percent = tray_data.get('remain_percent', 100)
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diameter = tray_data.get('tray_diameter', 1.75)
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initial_weight = tray_data.get('tray_weight', 1000)
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default_brand = app_settings.AUTO_CREATE_BRAND
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transparent = is_mqtt_color_transparent(mqtt_color)
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color_code = strip_color_padding(mqtt_color)
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color_hex = f"#{color_code}" if color_code else None
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filament_color = match_filament_color(
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filament_type=type_val,
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filament_sub_type=sub_type,
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color_code=color_code,
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brand=default_brand
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)
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if filament_color:
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color_name = filament_color.color_name
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transparent = transparent or filament_color.is_transparent
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if self.verbose:
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logger.info(f"Matched color from database: {color_name} (#{color_code})")
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else:
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color_name = color_hex or mqtt_color
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if self.verbose:
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logger.warning(
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f"No color match in database for {type_val} {sub_type} #{color_code}. "
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f"Using hex code as color name."
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)
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filament_type_obj, ft_created = FilamentType.objects.get_or_create(
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type=type_val,
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sub_type=sub_type or None,
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brand=default_brand,
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)
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if ft_created and self.verbose:
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logger.info(f"Auto-created FilamentType: {filament_type_obj}")
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filament = Filament.objects.create(
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filament_type=filament_type_obj,
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tray_uuid=tray_uuid,
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tag_uid=tag_uid,
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type=type_val,
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sub_type=sub_type,
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brand=default_brand,
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color=color_name,
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color_hex=color_hex,
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is_transparent=transparent,
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diameter=diameter,
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initial_weight_grams=initial_weight,
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remaining_percent=remain_percent,
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created_by='Auto Detection',
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is_loaded_in_ams=True,
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current_tray_id=tray_data.get('tray_id'),
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last_loaded_date=timezone.now(),
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)
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filament.update_remaining_weight()
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filament.save()
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logger.info(
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f"Auto-created filament: {filament.brand} {filament.type} "
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f"{filament.sub_type} - {filament.color} (SN: {tray_uuid[:16] if tray_uuid else 'N/A'}...)"
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)
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return filament
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def _update_filament_status(self, filament, tray_id, remain_percent):
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from bambu_run.models import Filament
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if filament.remaining_percent != remain_percent:
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filament.remaining_percent = remain_percent
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filament.update_remaining_weight()
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filament.last_used = timezone.now()
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if self.verbose:
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logger.debug(f"Updated filament {filament}: {remain_percent}%")
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if not filament.is_loaded_in_ams or filament.current_tray_id != tray_id:
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previous_filament = Filament.objects.filter(
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is_loaded_in_ams=True, current_tray_id=tray_id
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).exclude(id=filament.id).first()
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if previous_filament:
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previous_filament.is_loaded_in_ams = False
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previous_filament.current_tray_id = None
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previous_filament.save()
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logger.info(
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f"Auto-unloaded {previous_filament} from Tray {tray_id} "
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f"(replaced by {filament.brand} {filament.type} - {filament.color})"
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)
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filament.is_loaded_in_ams = True
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filament.current_tray_id = tray_id
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filament.last_loaded_date = timezone.now()
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if self.verbose:
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logger.debug(f"Updated filament location: Tray {tray_id}")
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filament.save()
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def _create_filament_snapshots(self, printer_metric, filaments_data, snapshot):
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from bambu_run.models import FilamentSnapshot
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ams_units = {
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u.get('unit_id'): u for u in snapshot.get('ams_units', [])
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}
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for tray_data in filaments_data:
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tray_id = tray_data.get('tray_id')
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if tray_id is None:
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continue
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filament, match_method = self._match_filament_to_inventory(tray_data)
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if filament:
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remain_percent = tray_data.get('remain_percent')
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if remain_percent is not None:
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self._update_filament_status(filament, tray_id, remain_percent)
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unit_id = str(int(tray_id) // 4) if tray_id.isdigit() else None
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unit_data = ams_units.get(unit_id, {})
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FilamentSnapshot.objects.create(
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printer_metric=printer_metric,
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filament=filament,
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tray_id=tray_id,
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slot_name=tray_data.get('slot'),
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type=tray_data.get('type'),
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sub_type=tray_data.get('sub_type'),
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color=tray_data.get('color'),
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remain_percent=tray_data.get('remain_percent'),
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k_value=tray_data.get('k'),
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temp=self._to_decimal(unit_data.get('temp')),
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humidity=unit_data.get('humidity'),
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tag_uid=tray_data.get('tag_uid'),
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tray_uuid=tray_data.get('tray_uuid'),
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state=tray_data.get('state'),
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auto_matched=bool(filament),
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match_method=match_method
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)
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def _track_print_job(self, metric, snapshot):
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from bambu_run.models import PrintJob, FilamentUsage
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gcode_state = snapshot.get('gcode_state')
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subtask_name = snapshot.get('subtask_name')
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if self._is_print_starting(gcode_state, subtask_name):
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if self.current_print_job:
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self._finalize_print_job(metric, snapshot)
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self.current_print_job = PrintJob.objects.create(
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device=self.printer_device,
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project_name=subtask_name,
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gcode_file=snapshot.get('gcode_file'),
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start_time=metric.timestamp,
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start_metric=metric,
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total_layers=snapshot.get('total_layer_num'),
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completion_percent=snapshot.get('print_percent', 0)
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)
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|
self.trays_used = set()
|
|
logger.info(f"Print job started: {subtask_name}")
|
|
|
|
if self.current_print_job:
|
|
tray_now = snapshot.get('tray_now', '')
|
|
if tray_now not in (None, '', '255'):
|
|
try:
|
|
tray_id = int(tray_now)
|
|
if 0 <= tray_id <= 15:
|
|
self.trays_used.add(tray_id)
|
|
except (ValueError, TypeError):
|
|
pass
|
|
|
|
if self._is_print_ending(gcode_state) and self.current_print_job:
|
|
self._finalize_print_job(metric, snapshot)
|
|
|
|
self.last_gcode_state = gcode_state
|
|
self.last_subtask_name = subtask_name
|
|
|
|
def _is_print_starting(self, gcode_state, subtask_name):
|
|
is_printing = gcode_state not in ['FINISH', 'IDLE', 'FAILED', None, '']
|
|
has_new_job = subtask_name and subtask_name != self.last_subtask_name
|
|
return is_printing and has_new_job
|
|
|
|
def _is_print_ending(self, gcode_state):
|
|
ending_states = ['FINISH', 'FAILED']
|
|
return gcode_state in ending_states and self.last_gcode_state not in ending_states
|
|
|
|
def _finalize_print_job(self, metric, snapshot):
|
|
from bambu_run.models import FilamentUsage
|
|
|
|
self.current_print_job.end_time = metric.timestamp
|
|
self.current_print_job.end_metric = metric
|
|
self.current_print_job.final_status = snapshot.get('gcode_state')
|
|
self.current_print_job.completion_percent = snapshot.get('print_percent', 0)
|
|
self.current_print_job.calculate_duration()
|
|
self.current_print_job.save()
|
|
|
|
start_metric = self.current_print_job.start_metric
|
|
if not start_metric:
|
|
logger.warning(f"No start_metric for job {self.current_print_job.id}, skipping filament usage")
|
|
elif not self.trays_used:
|
|
logger.warning(f"No trays tracked for job {self.current_print_job.project_name}, skipping filament usage")
|
|
else:
|
|
for tray_id in self.trays_used:
|
|
start_snap = start_metric.filament_snapshots.filter(
|
|
tray_id=tray_id, filament__isnull=False
|
|
).first()
|
|
if not start_snap:
|
|
continue
|
|
|
|
end_snap = metric.filament_snapshots.filter(
|
|
filament=start_snap.filament, tray_id=tray_id
|
|
).first()
|
|
|
|
usage = FilamentUsage.objects.create(
|
|
print_job=self.current_print_job,
|
|
filament=start_snap.filament,
|
|
tray_id=tray_id,
|
|
starting_percent=start_snap.remain_percent or 100,
|
|
ending_percent=end_snap.remain_percent if end_snap else None,
|
|
is_primary=(len(self.trays_used) == 1),
|
|
)
|
|
usage.calculate_consumed()
|
|
usage.save()
|
|
|
|
if self.verbose:
|
|
logger.debug(
|
|
f"Filament usage for {start_snap.filament} (tray {tray_id}): "
|
|
f"{usage.starting_percent}% -> {usage.ending_percent}%, consumed {usage.consumed_percent}%"
|
|
)
|
|
|
|
logger.info(
|
|
f"Print job finished: {self.current_print_job.project_name} "
|
|
f"({self.current_print_job.final_status}) - Duration: {self.current_print_job.duration_minutes} min, "
|
|
f"Trays used: {sorted(self.trays_used) if self.trays_used else 'none tracked'}"
|
|
)
|
|
|
|
self.current_print_job = None
|
|
self.trays_used = set()
|
|
|
|
def _collect_printer_data(self):
|
|
try:
|
|
snapshot = self.printer_client.get_snapshot()
|
|
|
|
if snapshot is None:
|
|
self.mqtt_connect_errors += 1
|
|
if self.mqtt_connect_errors <= 5 or self.verbose:
|
|
logger.warning(
|
|
f"MQTT not connected yet or no data available "
|
|
f"(attempt {self.mqtt_connect_errors})"
|
|
)
|
|
return
|
|
|
|
with transaction.atomic():
|
|
metric = PrinterMetrics.objects.create(
|
|
device=self.printer_device,
|
|
timestamp=timezone.now(),
|
|
nozzle_temp=self._to_decimal(snapshot.get("nozzle_temp")),
|
|
nozzle_target_temp=self._to_decimal(snapshot.get("nozzle_target_temp")),
|
|
bed_temp=self._to_decimal(snapshot.get("bed_temp")),
|
|
bed_target_temp=self._to_decimal(snapshot.get("bed_target_temp")),
|
|
chamber_temp=self._to_decimal(snapshot.get("chamber_temp")),
|
|
nozzle_diameter=self._to_decimal(snapshot.get("nozzle_diameter")),
|
|
nozzle_type=snapshot.get("nozzle_type"),
|
|
gcode_state=snapshot.get("gcode_state"),
|
|
print_type=snapshot.get("print_type"),
|
|
print_percent=snapshot.get("print_percent"),
|
|
remaining_time_min=snapshot.get("remaining_time_min"),
|
|
layer_num=snapshot.get("layer_num"),
|
|
total_layer_num=snapshot.get("total_layer_num"),
|
|
print_line_number=snapshot.get("print_line_number"),
|
|
subtask_name=snapshot.get("subtask_name"),
|
|
gcode_file=snapshot.get("gcode_file"),
|
|
cooling_fan_speed=snapshot.get("cooling_fan_speed"),
|
|
heatbreak_fan_speed=snapshot.get("heatbreak_fan_speed"),
|
|
big_fan1_speed=snapshot.get("big_fan1_speed"),
|
|
big_fan2_speed=snapshot.get("big_fan2_speed"),
|
|
spd_lvl=snapshot.get("spd_lvl"),
|
|
spd_mag=snapshot.get("spd_mag"),
|
|
wifi_signal_dbm=snapshot.get("wifi_signal_dbm"),
|
|
print_error=snapshot.get("print_error", 0),
|
|
has_errors=snapshot.get("has_errors", False),
|
|
chamber_light=snapshot.get("chamber_light"),
|
|
ipcam_record=snapshot.get("ipcam_record"),
|
|
timelapse=snapshot.get("timelapse"),
|
|
stg_cur=snapshot.get("stg_cur"),
|
|
sdcard=snapshot.get("sdcard"),
|
|
gcode_file_prepare_percent=snapshot.get("gcode_file_prepare_percent"),
|
|
lifecycle=snapshot.get("lifecycle"),
|
|
hms=snapshot.get("hms", []),
|
|
ams_unit_count=snapshot.get("ams_unit_count"),
|
|
ams_status=snapshot.get("ams_status"),
|
|
ams_rfid_status=snapshot.get("ams_rfid_status"),
|
|
ams_humidity=snapshot.get("ams_humidity"),
|
|
ams_humidity_raw=snapshot.get("ams_humidity_raw"),
|
|
ams_temp=self._to_decimal(snapshot.get("ams_temp")),
|
|
ams_version=snapshot.get("ams_version"),
|
|
tray_is_bbl_bits=snapshot.get("tray_is_bbl_bits"),
|
|
tray_read_done_bits=snapshot.get("tray_read_done_bits"),
|
|
filaments=snapshot.get("filaments", []),
|
|
ams_units=snapshot.get("ams_units", []),
|
|
external_spool=snapshot.get("external_spool", {}),
|
|
lights_report=snapshot.get("lights_report", []),
|
|
)
|
|
|
|
filaments_data = snapshot.get('filaments', [])
|
|
if filaments_data:
|
|
self._create_filament_snapshots(metric, filaments_data, snapshot)
|
|
|
|
self._track_print_job(metric, snapshot)
|
|
|
|
self.success_count += 1
|
|
|
|
if self.verbose:
|
|
logger.debug(
|
|
f"Printer Metrics: Nozzle={snapshot.get('nozzle_temp')}C, "
|
|
f"Bed={snapshot.get('bed_temp')}C, "
|
|
f"Progress={snapshot.get('print_percent')}%, "
|
|
f"State={snapshot.get('gcode_state')}"
|
|
)
|
|
|
|
except Exception as e:
|
|
self.error_count += 1
|
|
logger.error(f"Error collecting printer data (total errors: {self.error_count}): {e}")
|
|
if self.verbose:
|
|
logger.exception("Detailed traceback:")
|
|
|
|
def _to_decimal(self, value) -> Optional[Decimal]:
|
|
if value is None:
|
|
return None
|
|
try:
|
|
return Decimal(str(value))
|
|
except (ValueError, TypeError):
|
|
return None
|
|
|
|
def _print_statistics(self):
|
|
if self.start_time:
|
|
runtime = timezone.now() - self.start_time
|
|
total_collections = self.success_count + self.error_count
|
|
success_rate = (
|
|
(self.success_count / total_collections * 100)
|
|
if total_collections > 0
|
|
else 0
|
|
)
|
|
|
|
logger.info("=== Statistics ===")
|
|
logger.info(f"Runtime: {runtime}")
|
|
logger.info(f"Successful collections: {self.success_count}")
|
|
logger.info(f"Failed collections: {self.error_count}")
|
|
logger.info(f"MQTT connection warnings: {self.mqtt_connect_errors}")
|
|
logger.info(f"Success rate: {success_rate:.1f}%")
|