"""A name from a URL never becomes a path outside the one it names."""

from pathlib import Path
from typing import Any

import pytest
from fastapi.testclient import TestClient

from fluksio.core.config import settings
from fluksio.flow import store as store_module
from fluksio.flow.dashboards import DashboardStore
from fluksio.flow.store import FlowStore, InvalidName

API = settings.API_V1_STR


@pytest.mark.parametrize(
    "path",
    [
        "/flows/%2e%2e",
        "/flows/.",
        "/flows/_lib",
        "/flows/_dashboards",
        "/dashboards/%2e%2e",
        "/dashboards/_x",
    ],
)
def test_a_delete_by_a_name_that_is_not_one_touches_nothing(
    client: TestClient,
    superuser_token_headers: dict[str, str],
    monkeypatch: pytest.MonkeyPatch,
    path: str,
) -> None:
    removed: list[Any] = []
    monkeypatch.setattr(store_module.shutil, "rmtree", removed.append)
    flows = settings.FLOWS_DIR
    canaries = [flows.parent / "canary", flows / "_lib" / "canary.py"]
    for canary in canaries:
        canary.parent.mkdir(parents=True, exist_ok=True)
        canary.write_text("still here")

    try:
        response = client.delete(f"{API}{path}", headers=superuser_token_headers)

        assert 400 <= response.status_code < 500, response.text
        assert removed == []
        assert all(canary.read_text() == "still here" for canary in canaries)
        assert flows.is_dir()
    finally:
        for canary in canaries:
            canary.unlink(missing_ok=True)


def test_the_stores_refuse_them_themselves(tmp_path: Path) -> None:
    """The routes need not check: no store method builds a path from one."""
    flows = FlowStore(tmp_path / "flows")
    dashboards = DashboardStore(flows)
    for call in (
        lambda: flows.delete_flow(".."),
        lambda: flows.read_flow("_lib"),
        lambda: flows.write_node_source("demo", "../x", "code"),
        lambda: flows.write_lib_source("..", "code"),
        lambda: flows.exists("demo\n"),
        lambda: dashboards.delete(".."),
    ):
        with pytest.raises(InvalidName):
            call()