import pytest
from django.core.management import call_command
from django.core.management.base import CommandError

from apps.blog.models import AboutPage, ArticleIndexPage, ArticlePage
from apps.blog.tests.factories import AuthorFactory


@pytest.mark.django_db
def test_check_content_integrity_passes_when_requirements_met(home_page):
    call_command("check_content_integrity")


@pytest.mark.django_db
def test_check_content_integrity_fails_for_blank_summary(home_page):
    index = ArticleIndexPage(title="Articles", slug="articles")
    home_page.add_child(instance=index)
    author = AuthorFactory()
    article = ArticlePage(
        title="Article",
        slug="article",
        author=author,
        summary="   ",
        body=[("rich_text", "<p>body</p>")],
    )
    index.add_child(instance=article)
    article.save_revision().publish()
    # Simulate legacy/bad data by bypassing model save() auto-summary fallback.
    ArticlePage.objects.filter(pk=article.pk).update(summary="   ")

    with pytest.raises(CommandError, match="empty summary"):
        call_command("check_content_integrity")


@pytest.mark.django_db
def test_seed_e2e_content_creates_expected_pages():
    call_command("seed_e2e_content")

    assert ArticlePage.objects.filter(slug="nightly-playwright-journey").exists()
    assert ArticlePage.objects.filter(slug="e2e-tagged-article").exists()
    assert ArticlePage.objects.filter(slug="e2e-no-comments").exists()
    assert AboutPage.objects.filter(slug="about").exists()

    # Tagged article must carry the seeded tag
    tagged = ArticlePage.objects.get(slug="e2e-tagged-article")
    assert tagged.tags.filter(slug="ai-tools").exists()

    # No-comments article must have comments disabled
    no_comments = ArticlePage.objects.get(slug="e2e-no-comments")
    assert no_comments.comments_enabled is False


@pytest.mark.django_db
def test_seed_e2e_content_is_idempotent():
    """Running the command twice must not raise or create duplicates."""
    call_command("seed_e2e_content")
    call_command("seed_e2e_content")
    assert ArticlePage.objects.filter(slug="nightly-playwright-journey").count() == 1