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# SPDX-License-Identifier: GPL-3.0-or-later
# Haketilo proxy data and configuration (MappingRef and MappingStore subtypes).
#
# This file is part of Hydrilla&Haketilo.
#
# Copyright (C) 2022 Wojtek Kosior
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
#
#
# I, Wojtek Kosior, thereby promise not to sue for violation of this
# file's license. Although I request that you do not make use this code
# in a proprietary program, I am not going to enforce this in court.
"""
This module provides an interface to interact with mappings inside Haketilo.
"""
# Enable using with Python 3.7.
from __future__ import annotations
import io
import typing as t
import dataclasses as dc
from ... import item_infos
from .. import state as st
from . import base
@dc.dataclass(frozen=True, unsafe_hash=True)
class ConcreteMappingVersionRef(st.MappingVersionRef):
"""...."""
state: base.HaketiloStateWithFields = dc.field(hash=False, compare=False)
def update_status(self, new_status: st.EnabledStatus) -> None:
"""...."""
assert new_status != st.EnabledStatus.AUTO_ENABLED
raise NotImplementedError()
def get_display_info(self) -> st.MappingDisplayInfo:
with self.state.cursor() as cursor:
cursor.execute(
'''
SELECT
enabled,
definition,
repo,
repo_iteration,
is_orphan
FROM
mapping_display_infos
WHERE
item_version_id = ?;
''',
(self.id,)
)
rows = cursor.fetchall()
if rows == []:
raise st.MissingItemError()
(status_letter, definition, repo, repo_iteration, is_orphan), = rows
item_info = item_infos.MappingInfo.load(
definition,
repo,
repo_iteration
)
status = st.EnabledStatus(status_letter)
return st.MappingDisplayInfo(self, item_info, status, is_orphan)
@dc.dataclass(frozen=True)
class ConcreteMappingVersionStore(st.MappingVersionStore):
state: base.HaketiloStateWithFields
def get(self, id: str) -> st.MappingVersionRef:
return ConcreteMappingVersionRef(id, self.state)
def get_display_infos(self) -> t.Iterable[st.MappingDisplayInfo]:
with self.state.cursor() as cursor:
cursor.execute(
'''
SELECT
enabled,
item_version_id,
definition,
repo,
repo_iteration,
is_orphan
FROM
mapping_display_infos;
'''
)
all_rows = cursor.fetchall()
result = []
for row in all_rows:
(status_letter, item_version_id, definition, repo, repo_iteration,
is_orphan) = row
ref = ConcreteMappingVersionRef(str(item_version_id), self.state)
item_info = item_infos.MappingInfo.load(
definition,
repo,
repo_iteration
)
status = st.EnabledStatus(status_letter)
info = st.MappingDisplayInfo(ref, item_info, status, is_orphan)
result.append(info)
return sorted(result, key=(lambda di: di.info))
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