"""Tests for the appreciation 3-state lifecycle realignment."""
import pytest
from django.test import TestCase
from django.urls import reverse, NoReverseMatch

from apps.appreciation.models import AppreciationStatus, VALID_APPRECIATION_TRANSITIONS


class TestAppreciationThreeStateLifecycle(TestCase):
    """Appreciation has exactly 3 statuses: DRAFT, ACTIVATED, SENT."""

    def test_only_three_statuses_exist(self):
        choices = [value for value, _ in AppreciationStatus.choices]
        assert set(choices) == {"draft", "activated", "sent"}, \
            f"Expected exactly 3 statuses, got: {choices}"

    def test_no_ai_analyzed_or_acknowledged(self):
        assert not hasattr(AppreciationStatus, "AI_ANALYZED"), \
            "AI_ANALYZED should be removed"
        assert not hasattr(AppreciationStatus, "ACKNOWLEDGED"), \
            "ACKNOWLEDGED should be removed"

    def test_sent_is_terminal(self):
        """SENT has no outgoing transitions."""
        assert VALID_APPRECIATION_TRANSITIONS.get(AppreciationStatus.SENT) == set(), \
            "SENT should be terminal"

    def test_activated_can_go_to_sent(self):
        """ACTIVATED transitions directly to SENT (no AI_ANALYZED intermediate)."""
        assert AppreciationStatus.SENT in \
            VALID_APPRECIATION_TRANSITIONS[AppreciationStatus.ACTIVATED]


class TestAppreciationRemovedUrls(TestCase):
    """The acknowledge and send-dept-reminder URL routes are gone."""

    def test_acknowledge_url_does_not_resolve(self):
        with pytest.raises(NoReverseMatch):
            reverse("appreciation:appreciation_acknowledge",
                    kwargs={"pk": "00000000-0000-0000-0000-000000000000"})

    def test_send_dept_reminder_url_does_not_resolve(self):
        with pytest.raises(NoReverseMatch):
            reverse("appreciation:appreciation_send_dept_reminder",
                    kwargs={"pk": "00000000-0000-0000-0000-000000000000"})