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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
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# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
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from typing import Any, Optional
from uuid import uuid3

from superset.key_value.types import KeyValueResource, SharedKey
from superset.key_value.utils import get_uuid_namespace, random_key

RESOURCE = KeyValueResource.APP
NAMESPACE = get_uuid_namespace("")


def get_shared_value(key: SharedKey) -> Optional[Any]:
    # pylint: disable=import-outside-toplevel
    from superset.key_value.commands.get import GetKeyValueCommand

    uuid_key = uuid3(NAMESPACE, key)
    return GetKeyValueCommand(RESOURCE, key=uuid_key).run()


def set_shared_value(key: SharedKey, value: Any) -> None:
    # pylint: disable=import-outside-toplevel
    from superset.key_value.commands.create import CreateKeyValueCommand

    uuid_key = uuid3(NAMESPACE, key)
    CreateKeyValueCommand(resource=RESOURCE, value=value, key=uuid_key).run()


def get_permalink_salt(key: SharedKey) -> str:
    salt = get_shared_value(key)
    if salt is None:
        salt = random_key()
        set_shared_value(key, value=salt)
    return salt