import pytest
from django.core.exceptions import ValidationError

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


def create_article(home):
    index = ArticleIndexPage(title="Articles", slug="articles")
    home.add_child(instance=index)
    author = AuthorFactory()
    article = ArticlePage(title="A", slug="a", author=author, summary="s", body=[("rich_text", "<p>body</p>")])
    index.add_child(instance=article)
    article.save_revision().publish()
    return article


@pytest.mark.django_db
def test_comment_defaults_and_absolute_url(home_page):
    article = create_article(home_page)
    comment = Comment.objects.create(article=article, author_name="N", author_email="n@example.com", body="hello")
    assert comment.is_approved is False
    assert comment.get_absolute_url().endswith(f"#comment-{comment.id}")


@pytest.mark.django_db
def test_reply_depth_validation(home_page):
    article = create_article(home_page)
    parent = Comment.objects.create(article=article, author_name="P", author_email="p@example.com", body="p")
    child = Comment.objects.create(
        article=article,
        author_name="C",
        author_email="c@example.com",
        body="c",
        parent=parent,
    )
    nested = Comment(article=article, author_name="X", author_email="x@example.com", body="x", parent=child)
    with pytest.raises(ValidationError):
        nested.clean()