from types import SimpleNamespace

import pytest
from fastapi import HTTPException

from app.gateway.routers import system_settings as system_settings_router
from deerflow.config.system_settings import SystemSettings


def test_strategy_project_demo_is_hidden_by_default() -> None:
    assert SystemSettings().strategy_projects.taiwan_strait_demo_enabled is False


@pytest.mark.asyncio
async def test_non_admin_cannot_update_strategy_project_settings(
    monkeypatch: pytest.MonkeyPatch,
) -> None:
    async def ordinary_user(_request):
        return SimpleNamespace(system_role="user")

    monkeypatch.setattr(
        system_settings_router,
        "get_optional_user_from_request",
        ordinary_user,
    )

    with pytest.raises(HTTPException) as error:
        await system_settings_router.update_strategy_project_settings(
            system_settings_router.StrategyProjectSettingsUpdateRequest(
                taiwan_strait_demo_enabled=True,
            ),
            SimpleNamespace(),
        )

    assert error.value.status_code == 403


@pytest.mark.asyncio
async def test_admin_can_update_strategy_project_settings(
    monkeypatch: pytest.MonkeyPatch,
) -> None:
    current = SystemSettings()
    saved: list[SystemSettings] = []

    async def admin_user(_request):
        return SimpleNamespace(system_role="admin")

    monkeypatch.setattr(
        system_settings_router,
        "get_optional_user_from_request",
        admin_user,
    )
    monkeypatch.setattr(
        system_settings_router,
        "load_system_settings",
        lambda: current,
    )
    monkeypatch.setattr(
        system_settings_router,
        "save_system_settings",
        lambda settings: saved.append(settings) or settings,
    )

    response = await system_settings_router.update_strategy_project_settings(
        system_settings_router.StrategyProjectSettingsUpdateRequest(
            taiwan_strait_demo_enabled=True,
        ),
        SimpleNamespace(),
    )

    assert response.taiwan_strait_demo_enabled is True
    assert saved[0].strategy_projects.taiwan_strait_demo_enabled is True