Files
pepperplus-cb/src/control_backend/agents/bdi/behaviours/belief_setter.py
Kasper 48c9746417 style: apply ruff check and format
Made sure all ruff checks pass and formatted all files.

ref: N25B-224
2025-11-02 19:45:01 +01:00

67 lines
2.4 KiB
Python

import json
import logging
from spade.agent import Message
from spade.behaviour import CyclicBehaviour
from spade_bdi.bdi import BDIAgent
from control_backend.core.config import settings
class BeliefSetterBehaviour(CyclicBehaviour):
"""
This is the behaviour that the BDI agent runs. This behaviour waits for incoming
message and processes it based on sender.
"""
agent: BDIAgent
logger = logging.getLogger("BDI/Belief Setter")
async def run(self):
msg = await self.receive(timeout=0.1)
if msg:
self.logger.info(f"Received message {msg.body}")
self._process_message(msg)
def _process_message(self, message: Message):
sender = message.sender.node # removes host from jid and converts to str
self.logger.debug("Sender: %s", sender)
match sender:
case settings.agent_settings.belief_collector_agent_name:
self.logger.debug("Processing message from belief collector.")
self._process_belief_message(message)
case _:
self.logger.debug("Not the belief agent, discarding message")
pass
def _process_belief_message(self, message: Message):
if not message.body:
return
match message.thread:
case "beliefs":
try:
beliefs: dict[str, list[str]] = json.loads(message.body)
self._set_beliefs(beliefs)
except json.JSONDecodeError as e:
self.logger.error("Could not decode beliefs into JSON format: %s", e)
case _:
pass
def _set_beliefs(self, beliefs: dict[str, list[str]]):
"""Remove previous values for beliefs and update them with the provided values."""
if self.agent.bdi is None:
self.logger.warning("Cannot set beliefs, since agent's BDI is not yet initialized.")
return
# Set new beliefs (outdated beliefs are automatically removed)
for belief, arguments in beliefs.items():
self.agent.bdi.set_belief(belief, *arguments)
# Special case: if there's a new user message, flag that we haven't responded yet
if belief == "user_said":
self.agent.bdi.set_belief("new_message")
self.logger.info("Set belief %s with arguments %s", belief, arguments)