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"""Module providing the ConstrainedExtraNodesNode class."""
import typing
from ansys.dyna.core.lib.card import Card, Field, Flag
from ansys.dyna.core.lib.field_schema import FieldSchema
from ansys.dyna.core.lib.keyword_base import KeywordBase
from ansys.dyna.core.lib.keyword_base import LinkType
from ansys.dyna.core.keywords.keyword_classes.auto.node.node import Node

_CONSTRAINEDEXTRANODESNODE_CARD0 = (
    FieldSchema("pid", int, 0, 10, None),
    FieldSchema("nid", int, 10, 10, None),
    FieldSchema("iflag", int, 20, 10, 0),
)

class ConstrainedExtraNodesNode(KeywordBase):
    """DYNA CONSTRAINED_EXTRA_NODES_NODE keyword"""

    keyword = "CONSTRAINED"
    subkeyword = "EXTRA_NODES_NODE"
    _link_fields = {
        "nid": LinkType.NODE,
        "pid": LinkType.PART,
    }

    def __init__(self, **kwargs):
        """Initialize the ConstrainedExtraNodesNode class."""
        super().__init__(**kwargs)
        self._cards = [
            Card.from_field_schemas_with_defaults(
                _CONSTRAINEDEXTRANODESNODE_CARD0,
                **kwargs,
            ),        ]
    @property
    def pid(self) -> typing.Optional[int]:
        """Get or set the Part ID of rigid body to which the nodes will be added, see *PART.
        """ # nopep8
        return self._cards[0].get_value("pid")

    @pid.setter
    def pid(self, value: int) -> None:
        """Set the pid property."""
        self._cards[0].set_value("pid", value)

    @property
    def nid(self) -> typing.Optional[int]:
        """Get or set the Node ID of added node.
        """ # nopep8
        return self._cards[0].get_value("nid")

    @nid.setter
    def nid(self, value: int) -> None:
        """Set the nid property."""
        self._cards[0].set_value("nid", value)

    @property
    def iflag(self) -> int:
        """Get or set the This flag is meaningful if and only if the inertia properties of the Part ID
        are defined in PART_INERTIA. If set to unity, the center-of-gravity, the
        translational mass, and the inertia matrix of the PID will be updated to reflect the
        merged nodal masses of the node or node set. If IFLAG is defaulted to zero, the merged nodes will not affect the properties defined in
        PART_INERTIA since it is assumed the properties already account for merged nodes.
        """ # nopep8
        return self._cards[0].get_value("iflag")

    @iflag.setter
    def iflag(self, value: int) -> None:
        """Set the iflag property."""
        self._cards[0].set_value("iflag", value)

    @property
    def nid_link(self) -> typing.Optional[KeywordBase]:
        """Get the NODE keyword containing the given nid."""
        return self._get_link_by_attr("NODE", "nid", self.nid, "parts")

    @property
    def pid_link(self) -> typing.Optional[KeywordBase]:
        """Get the PART keyword containing the given pid."""
        return self._get_link_by_attr("PART", "pid", self.pid, "parts")

