"""Superadmin session timeout integration tests.

Validates the absolute-only timeout policy for superadmin sessions.
Superadmin sessions do NOT have idle timeout — only absolute timeout.
"""
import pytest
import uuid
from datetime import datetime, timedelta, timezone

from tests.integration.client.base import ApiError


# ---------------------------------------------------------------------------
# Helpers
# ---------------------------------------------------------------------------


def assert_success(response: dict, message_contains: str = "") -> dict:
    """Assert that an api_response-wrapped payload succeeded."""
    data = response.get("data", {})
    assert response.get("success") is not False, (
        f"Expected success but got error: {response.get('message')}"
    )
    if message_contains:
        assert message_contains.lower() in response.get("message", "").lower(), (
            f"Expected message to contain '{message_contains}' but got: {response.get('message')}"
        )
    return data


def _get_session_row(integration_app, token: str):
    """Look up the Session model row for a given bearer token."""
    from gatehouse_app.models.user.session import Session
    with integration_app.app_context():
        return Session.query.filter_by(token=token).first()


def _touch_session(integration_app, session_id: str, **updates):
    """Directly update columns on a Session row.

    Only use this to simulate the passage of time — never to assert
    internal state.
    """
    from gatehouse_app.models.user.session import Session
    with integration_app.app_context():
        sess = Session.query.get(session_id)
        for attr, value in updates.items():
            setattr(sess, attr, value)
        from gatehouse_app import db
        db.session.commit()


# ---------------------------------------------------------------------------
# Fixtures
# ---------------------------------------------------------------------------


@pytest.fixture
def superadmin_credentials(integration_app):
    """Create a superadmin and return login credentials."""
    from gatehouse_app.services.superadmin_auth_service import SuperadminAuthService

    email = f"admin_{uuid.uuid4().hex[:8]}@gatehouse.local"
    password = "SuperAdmin123!"

    with integration_app.app_context():
        sa = SuperadminAuthService.create_superadmin(
            email=email,
            credential=password,
            full_name="Test Superadmin",
        )
        return {"id": str(sa.id), "email": email, "password": password}


@pytest.fixture
def logged_in_superadmin(integration_client, superadmin_credentials, integration_app):
    """Log in as superadmin and return session metadata.

    Returns dict with ``superadmin``, ``token``, ``session_id``, ``session_row``.
    """
    creds = superadmin_credentials
    resp = integration_client.post(
        "/api/v1/superadmin/auth/login",
        data={"email": creds["email"], "password": creds["password"]},
    )
    data = assert_success(resp)
    token = data["token"]

    session_row = _get_session_row(integration_app, token)
    assert session_row is not None, "Session row should exist after superadmin login"

    return {
        "superadmin": creds,
        "token": token,
        "session_id": session_row.id,
        "session_row": session_row,
    }


# ---------------------------------------------------------------------------
# Tests
# ---------------------------------------------------------------------------


class TestSuperadminSessionTimeouts:
    """Absolute-only timeout behavior for superadmin sessions."""

    def test_superadmin_session_valid_before_timeout(
        self, integration_client, logged_in_superadmin,
    ):
        """SA-SESS-01 — Fresh superadmin session is accepted."""
        integration_client.set_token(logged_in_superadmin["token"])
        result = integration_client.get("/api/v1/superadmin/auth/me")
        data = assert_success(result)
        assert "superadmin" in data

    def test_absolute_timeout_rejects_superadmin(
        self, integration_client, logged_in_superadmin, integration_app,
    ):
        """SA-SESS-02 — Superadmin session rejected after absolute timeout.

        Push ``created_at`` far into the past.  The session must be
        rejected even though ``last_activity_at`` is fresh.
        """
        _touch_session(
            integration_app,
            logged_in_superadmin["session_id"],
            created_at=datetime.now(timezone.utc) - timedelta(days=1),
            last_activity_at=datetime.now(timezone.utc),
        )

        integration_client.set_token(logged_in_superadmin["token"])
        with pytest.raises(ApiError) as exc_info:
            integration_client.get("/api/v1/superadmin/auth/me")

        assert exc_info.value.status_code == 401

    def test_idle_timeout_does_NOT_reject_superadmin(
        self, integration_client, logged_in_superadmin, integration_app,
    ):
        """SA-SESS-03 — Superadmin sessions have NO idle timeout.

        Push ``last_activity_at`` far into the past but keep
        ``created_at`` recent.  The session should still be valid
        because superadmin sessions only use absolute timeout.
        """
        _touch_session(
            integration_app,
            logged_in_superadmin["session_id"],
            last_activity_at=datetime.now(timezone.utc) - timedelta(hours=1),
        )

        integration_client.set_token(logged_in_superadmin["token"])
        result = integration_client.get("/api/v1/superadmin/auth/me")
        data = assert_success(result)
        assert "superadmin" in data

    def test_revoked_superadmin_session_rejected(
        self, integration_client, logged_in_superadmin,
    ):
        """SA-SESS-04 — Revoked superadmin session is rejected."""
        integration_client.set_token(logged_in_superadmin["token"])

        # Logout revokes the session
        integration_client.post("/api/v1/superadmin/auth/logout")
        integration_client.clear_token()

        # Try using the old token
        integration_client.set_token(logged_in_superadmin["token"])
        with pytest.raises(ApiError) as exc_info:
            integration_client.get("/api/v1/superadmin/auth/me")

        assert exc_info.value.status_code == 401

    def test_superadmin_session_has_owner_type(
        self, integration_app, logged_in_superadmin,
    ):
        """SA-SESS-05 — Superadmin session row has owner_type='superadmin'."""
        from gatehouse_app.models.user.session import Session
        from gatehouse_app.utils.constants import SessionType

        with integration_app.app_context():
            sess = Session.query.get(logged_in_superadmin["session_id"])
            assert sess is not None
            assert sess.owner_type == SessionType.SUPERADMIN
            assert sess.owner_id == logged_in_superadmin["superadmin"]["id"]