"""数据权限 apply_data_scope / row_in_data_scope 单元测试。"""
from __future__ import annotations

from types import SimpleNamespace
from unittest.mock import MagicMock, patch

import pytest
from fastapi import HTTPException
from sqlalchemy import true

from app.core.data_scope import (
    apply_data_scope,
    assert_row_in_data_scope,
    row_in_data_scope,
)


class _FakeModel:
    create_dept_id = MagicMock()
    create_by = MagicMock()
    owner_user_id = MagicMock()


def test_super_admin_bypass_apply():
    query = MagicMock()
    result = apply_data_scope(query, _FakeModel, {"role": "super_admin"}, MagicMock(), "shanxia2.0")
    assert result is query
    query.filter.assert_not_called()


def test_scope4_invokes_filter_via_scope_collection():
    query = MagicMock()
    user_info = {"user_id": "user-1", "role": "admin", "dept_id": "dept-a"}
    with patch(
        "app.core.data_scope._resolve_user_role_scopes",
        return_value=[{"data_scope": "4", "details": []}],
    ), patch(
        "app.core.data_scope._collect_scope_ids",
        return_value=(set(), {"user-1"}),
    ), patch("app.core.data_scope._append_user_scope_conditions") as append_user:
        def _fake_append(conditions, model, user_ids, *, has_user, owner_field):
            conditions.append(true())

        append_user.side_effect = _fake_append
        apply_data_scope(query, _FakeModel, user_info, MagicMock(), "shanxia2.0")
    assert query.filter.called


def test_scope4_with_owner_field_passes_owner_to_helper():
    query = MagicMock()
    user_info = {"user_id": "user-1", "role": "admin", "dept_id": "dept-a"}
    with patch(
        "app.core.data_scope._resolve_user_role_scopes",
        return_value=[{"data_scope": "4", "details": []}],
    ), patch(
        "app.core.data_scope._collect_scope_ids",
        return_value=(set(), {"user-1"}),
    ), patch("app.core.data_scope._append_user_scope_conditions") as append_user:
        apply_data_scope(
            query,
            _FakeModel,
            user_info,
            MagicMock(),
            "shanxia2.0",
            owner_field="owner_user_id",
        )
    append_user.assert_called_once()
    assert append_user.call_args.kwargs["owner_field"] == "owner_user_id"


def test_no_role_scopes_returns_empty_query():
    query = MagicMock()
    user_info = {"user_id": "user-1", "role": "admin"}
    with patch("app.core.data_scope._resolve_user_role_scopes", return_value=[]):
        apply_data_scope(query, _FakeModel, user_info, MagicMock(), "shanxia2.0")
    query.filter.assert_called()


def test_row_in_data_scope_super_admin():
    row = SimpleNamespace(create_dept_id="x", create_by="y")
    assert row_in_data_scope(MagicMock(), row, {"role": "super_admin"}, "shanxia2.0") is True


def test_row_in_data_scope_self_by_create_by():
    row = SimpleNamespace(create_dept_id="", create_by="user-1")
    user_info = {"user_id": "user-1", "role": "admin", "dept_id": "dept-a"}
    with patch(
        "app.core.data_scope._resolve_user_role_scopes",
        return_value=[{"data_scope": "4", "details": []}],
    ):
        assert row_in_data_scope(MagicMock(), row, user_info, "shanxia2.0") is True


def test_row_in_data_scope_self_by_owner_field():
    row = SimpleNamespace(create_dept_id="", create_by="other", owner_user_id="user-1")
    user_info = {"user_id": "user-1", "role": "admin", "dept_id": "dept-a"}
    with patch(
        "app.core.data_scope._resolve_user_role_scopes",
        return_value=[{"data_scope": "4", "details": []}],
    ):
        assert (
            row_in_data_scope(
                MagicMock(), row, user_info, "shanxia2.0", owner_field="owner_user_id"
            )
            is True
        )


def test_row_in_data_scope_denied():
    row = SimpleNamespace(create_dept_id="dept-z", create_by="other")
    user_info = {"user_id": "user-1", "role": "admin", "dept_id": "dept-a"}
    with patch(
        "app.core.data_scope._resolve_user_role_scopes",
        return_value=[{"data_scope": "4", "details": []}],
    ):
        assert row_in_data_scope(MagicMock(), row, user_info, "shanxia2.0") is False


def test_assert_row_in_data_scope_raises_403():
    row = SimpleNamespace(create_dept_id="dept-z", create_by="other")
    user_info = {"user_id": "user-1", "role": "admin", "dept_id": "dept-a"}
    with patch(
        "app.core.data_scope._resolve_user_role_scopes",
        return_value=[{"data_scope": "4", "details": []}],
    ):
        with pytest.raises(HTTPException) as exc:
            assert_row_in_data_scope(MagicMock(), row, _FakeModel, user_info, "shanxia2.0")
        assert exc.value.status_code == 403