# Copyright 2026 The Pigweed Authors
#
# Licensed 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
#
#     https://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 "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
"""Test API for static_checks module."""

from __future__ import annotations

from collections.abc import Mapping, Sequence
from typing import Any, NotRequired, TypedDict

from recipe_engine import recipe_test_api


class InsertedDeleted(TypedDict):
    lines_inserted: NotRequired[int]
    lines_deleted: NotRequired[int]


class StaticChecksTestApi(recipe_test_api.RecipeTestApi):
    """Test helpers for static_checks recipe module."""

    InsertedDeleted = InsertedDeleted

    def change_details(
        self,
        msg: str,
        description: str = '',
        files: Sequence[str] | Mapping[str, InsertedDeleted] = (),
        owner: str = 'nobody@example.com',
        revert_of: int = 0,
        votes: dict[str, str | None] | None = None,
        work_in_progress: bool | None = None,
        num_parents: int = 1,
    ) -> recipe_test_api.TestData:
        labels: dict[str, dict[str, bool]] = {}
        if votes:
            for k, v in votes.items():
                labels[k] = {}
                if v is not None:  # pragma: no cover
                    assert v in 'approved recommended disliked rejected'.split()
                    labels[k][v] = True

        if isinstance(files, (list, tuple)):
            files = {
                x: {'lines_inserted': 20, 'lines_deleted': 20} for x in files
            }

        details: dict[str, Any] = {
            'current_revision': 'HASH',
            'revisions': {
                'HASH': {
                    '_number': 1,
                    'commit': {
                        'subject': msg.split('\n')[0],
                        'message': msg,
                        'parents': [
                            {'commit': f'PARENT{i}'} for i in range(num_parents)
                        ],
                    },
                    'files': files,
                    'description': description,
                }
            },
            'owner': {'email': owner},
            'revert_of': revert_of,
            'labels': labels,
            '_number': 1234,
        }

        if work_in_progress:
            details['work_in_progress'] = work_in_progress  # pragma: no cover

        return self.step_data('change details', self.m.json.output(details))