"""Tests for notification inbox and deadline alerts."""
import pytest

from core.notifications.deadline_alerts import send_deadline_alert_email
from core.notifications.inbox import (
    NOTIFICATIONS,
    add_notification,
    create_post_award_deadline_notification,
    list_notifications,
    mark_read,
)


@pytest.fixture(autouse=True)
def clear_notifications():
    NOTIFICATIONS.clear()
    yield
    NOTIFICATIONS.clear()


def test_add_and_list_notifications():
    add_notification(
        ntype="info",
        title="Test",
        body="Tresc",
        user_id="user_a",
    )
    items = list_notifications("user_a")
    assert len(items) == 1
    assert items[0]["title"] == "Test"
    assert items[0]["read"] is False


def test_mark_read():
    note = add_notification(
        ntype="info",
        title="Do odczytu",
        body="x",
        user_id="user_b",
    )
    updated = mark_read(note["id"])
    assert updated and updated["read"] is True
    assert list_notifications("user_b", unread_only=True) == []


def test_deadline_alert_degraded_without_smtp(monkeypatch):
    monkeypatch.delenv("SMTP_HOST", raising=False)
    result = send_deadline_alert_email("a@example.com", "Subj", "Body")
    assert result["status"] == "degraded"
    assert "SMTP_HOST" in result["message"]


def test_post_award_deadline_notification_creation():
    note = create_post_award_deadline_notification(
        project_id="proj-1",
        milestone="Raport koncowy",
        deadline_iso="2026-12-01T00:00:00+00:00",
    )
    assert note["type"] == "post_award_deadline"
    assert note["project_id"] == "proj-1"
    assert note["deadline"].startswith("2026-12-01")