# Copyright 2022-2024 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.
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# - T4703: merge vlan-id and vlan-range to vlan CLI node

from vyos.configtree import ConfigTree

base_path = ['service', 'pppoe-server', 'interface']

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

    for interface in config.list_nodes(base_path):
        for vlan in ['vlan-id', 'vlan-range']:
            if config.exists(base_path + [interface, vlan]):
                print(interface, vlan)
                for tmp in config.return_values(base_path + [interface, vlan]):
                    config.set(base_path + [interface, 'vlan'], value=tmp, replace=False)
                config.delete(base_path + [interface, vlan])