# Copyright 2020-2024 VyOS maintainers and contributors <maintainers@vyos.io>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library.  If not, see <http://www.gnu.org/licenses/>.

# Delete log_file, log_level and user nodes
# rename hash_type to hash
# rename mine_interval to interval

from vyos.configtree import ConfigTree

base = ['service', 'salt-minion']

def migrate(config: ConfigTree) -> None:
    if not config.exists(base):
        # Nothing to do
        return

    # delete nodes which are now populated with sane defaults
    for node in ['log_file', 'log_level', 'user']:
        if config.exists(base + [node]):
            config.delete(base + [node])

    if config.exists(base + ['hash_type']):
        config.rename(base + ['hash_type'], 'hash')

    if config.exists(base + ['mine_interval']):
        config.rename(base + ['mine_interval'], 'interval')