import types
import asyncio
import pytest

from app.services import user_service


def test_get_oauth_provider_known_unknown():
    # Known providers should return a provider instance
    bankid = user_service.get_oauth_provider("BankID")
    mojeid = user_service.get_oauth_provider("MojeID")
    assert bankid is not None
    assert mojeid is not None

    # Unknown should return None
    assert user_service.get_oauth_provider("DoesNotExist") is None


def test_get_jwt_strategy_lifetime():
    strategy = user_service.get_jwt_strategy()
    assert strategy is not None
    # Basic smoke check: strategy has a lifetime set to 604800
    assert getattr(strategy, "lifetime_seconds", None) in (604800,)


@pytest.mark.asyncio
async def test_on_after_request_verify_enqueues_email(monkeypatch):
    calls = {}

    def fake_enqueue_email(to: str, subject: str, body: str):
        calls.setdefault("emails", []).append({
            "to": to,
            "subject": subject,
            "body": body,
        })

    # Patch the enqueue_email used inside user_service
    monkeypatch.setattr(user_service, "enqueue_email", fake_enqueue_email)

    class DummyUser:
        def __init__(self, email):
            self.email = email

    mgr = user_service.UserManager(user_db=None)  # user_db not needed for this method
    user = DummyUser("test@example.com")

    # Call the hook
    await mgr.on_after_request_verify(user, token="abc123", request=None)

    # Verify one email has been enqueued with expected content
    assert len(calls.get("emails", [])) == 1
    email = calls["emails"][0]
    assert email["to"] == "test@example.com"
    assert "ověření účtu" in email["subject"].lower()
    assert "abc123" in email["body"]