# Copyright 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.
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# 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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# T6736: move REST API to distinct node


from vyos.configtree import ConfigTree


base = ['service', 'https', 'api']

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

    # Move REST API configuration to new node
    # REST API was previously enabled if base path exists
    config.set(['service', 'https', 'api', 'rest'])
    for entry in ('debug', 'strict'):
        if config.exists(base + [entry]):
            config.set(base + ['rest', entry])
            config.delete(base + [entry])

    # Move CORS settings under GraphQL
    # CORS is not implemented for REST API
    if config.exists(base + ['cors']):
        old_base = base + ['cors']
        new_base = base + ['graphql', 'cors']
        config.copy(old_base, new_base)
        config.delete(old_base)