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#
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import logging

from sqlalchemy.exc import SQLAlchemyError

from superset.commands.dashboard.permalink.base import BaseDashboardPermalinkCommand
from superset.commands.key_value.upsert import UpsertKeyValueCommand
from superset.daos.dashboard import DashboardDAO
from superset.dashboards.permalink.exceptions import DashboardPermalinkCreateFailedError
from superset.dashboards.permalink.types import DashboardPermalinkState
from superset.key_value.exceptions import KeyValueCodecEncodeException
from superset.key_value.utils import encode_permalink_key, get_deterministic_uuid
from superset.utils.core import get_user_id

logger = logging.getLogger(__name__)


class CreateDashboardPermalinkCommand(BaseDashboardPermalinkCommand):
    """
    Get or create a permalink key for the dashboard.

    The same dashboard_id and state for the same user will return the
    same permalink.
    """

    def __init__(
        self,
        dashboard_id: str,
        state: DashboardPermalinkState,
    ):
        self.dashboard_id = dashboard_id
        self.state = state

    def run(self) -> str:
        self.validate()
        try:
            dashboard = DashboardDAO.get_by_id_or_slug(self.dashboard_id)
            value = {
                "dashboardId": str(dashboard.uuid),
                "state": self.state,
            }
            user_id = get_user_id()
            key = UpsertKeyValueCommand(
                resource=self.resource,
                key=get_deterministic_uuid(self.salt, (user_id, value)),
                value=value,
                codec=self.codec,
            ).run()
            assert key.id  # for type checks
            return encode_permalink_key(key=key.id, salt=self.salt)
        except KeyValueCodecEncodeException as ex:
            raise DashboardPermalinkCreateFailedError(str(ex)) from ex
        except SQLAlchemyError as ex:
            logger.exception("Error running create command")
            raise DashboardPermalinkCreateFailedError() from ex

    def validate(self) -> None:
        pass