Source code for smia.states.state_running

import logging
from spade.behaviour import State

from smia.behaviours.negotiating_behaviour import NegotiatingBehaviour
from smia.behaviours.acl_handling_behaviour import ACLHandlingBehaviour
from smia.utilities import smia_archive_utils
from smia.utilities.general_utils import SMIAGeneralInfo
from smia.utilities.smia_info import SMIAInteractionInfo
from smia.css_ontology.css_ontology_utils import CapabilitySkillOntologyInfo

_logger = logging.getLogger(__name__)




class StateRunning(State):
    """
    This class contains the Running state of the common SMIA.
    """



    async def run(self):
        """
        This method implements the running state of the common SMIA. Here all requests services are handled,
        from ACL of another SMIA.
        """

        _logger.info("## STATE 2: RUNNING ##  (Initial state)")

        # SMIA is in the Running status
        smia_archive_utils.update_status('Running')

        # On the one hand, a behaviour is required to handle ACL messages
        acl_handling_behav = ACLHandlingBehaviour(self.agent)
        self.agent.add_behaviour(acl_handling_behav, SMIAInteractionInfo.ACL_INDIVIDUAL_INTERACTIONS_ACL_TEMPLATE)

        # Besides, the negotiation behaviour has to be added to the agent
        agent_behaviours_classes = await self.add_agent_capabilities_behaviours()

        # Wait until the behaviour has finished. Is a CyclicBehaviour, so it will not end until an error occurs or, if
        # desired, it can be terminated manually using "behaviour.kill()".
        await acl_handling_behav.join()
        # await interaction_handling_behav.join()
        if agent_behaviours_classes:
            # TODO revisar si esto se quiere hacer asi (pensar en las transiciones entre estados)
            for behav_class in agent_behaviours_classes:
                await behav_class.join()

        # If the Execution Running State has been completed, the agent can move to the next state
        _logger.info(f"{self.agent.jid} agent has finished it Running state.")
        self.set_next_state(SMIAGeneralInfo.STOPPING_STATE_NAME)




    async def add_agent_capabilities_behaviours(self):
        """
        This method adds all the behaviors associated to the agent capabilities. In case of being an ExtensibleAgent,
        it is necessary to analyze if new behaviors have been added through the extension mechanisms.

        Returns:
            behaviours_instances: all instances of behavior to know that these are part of the Running state.
        """
        behaviours_instances = []

        # The negotiation behavior is always added to the agent (during its execution, if a specific skill has not been
        # added to obtain the required negotiation value it will return a Failure message).
        negotiation_behav = NegotiatingBehaviour(self.agent)
        self.agent.add_behaviour(negotiation_behav, SMIAInteractionInfo.ACL_CNP_INTERACTIONS_ACL_TEMPLATE)
        behaviours_instances.append(negotiation_behav)

        agent_capabilities = await self.agent.css_ontology.get_ontology_instances_by_class_iri(
            CapabilitySkillOntologyInfo.CSS_ONTOLOGY_AGENT_CAPABILITY_IRI)
        # If no agent capabilities were found it returns None
        if agent_capabilities is not None:
            for capability_instance in agent_capabilities:
                if capability_instance.name == 'Negotiation':
                    # The negotiation behaviour has to be added to the agent
                    _logger.info("This SMIA has negotiation capability defined with specific skills.")
                elif capability_instance.name == 'OtherAgentCapability':
                    # TODO pensarlo
                    pass

        from smia.agents.extensible_smia_agent import ExtensibleSMIAAgent  # Local import to avoid circular import error
        if isinstance(self.agent, ExtensibleSMIAAgent):
            if len(self.agent.extended_agent_capabilities) != 0:
                _logger.info("Extended agent capabilities will be added for the ExtensibleSMIAAgent.")
                for behav_instance in self.agent.extended_agent_capabilities:
                    self.agent.add_behaviour(behav_instance)
                    behaviours_instances.append(behav_instance)

        return behaviours_instances