""" testing activitystreams """
from unittest.mock import patch
from django.test import TestCase
from bookwyrm import activitystreams, models


@patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay")
@patch("bookwyrm.activitystreams.ActivityStream.add_status")
@patch("bookwyrm.activitystreams.BooksStream.add_book_statuses")
@patch("bookwyrm.suggested_users.rerank_suggestions_task.delay")
# pylint: disable=too-many-public-methods
class Activitystreams(TestCase):
    """using redis to build activity streams"""

    def setUp(self):
        """use a test csv"""
        with patch("bookwyrm.suggested_users.rerank_suggestions_task.delay"):
            self.local_user = models.User.objects.create_user(
                "mouse", "mouse@mouse.mouse", "password", local=True, localname="mouse"
            )
            self.another_user = models.User.objects.create_user(
                "nutria",
                "nutria@nutria.nutria",
                "password",
                local=True,
                localname="nutria",
            )
        with patch("bookwyrm.models.user.set_remote_server.delay"):
            self.remote_user = models.User.objects.create_user(
                "rat",
                "rat@rat.com",
                "ratword",
                local=False,
                remote_id="https://example.com/users/rat",
                inbox="https://example.com/users/rat/inbox",
                outbox="https://example.com/users/rat/outbox",
            )
        work = models.Work.objects.create(title="test work")
        self.book = models.Edition.objects.create(title="test book", parent_work=work)

        class TestStream(activitystreams.ActivityStream):
            """test stream, don't have to do anything here"""

            key = "test"

        self.test_stream = TestStream()

    def test_activitystream_class_ids(self, *_):
        """the abstract base class for stream objects"""
        self.assertEqual(
            self.test_stream.stream_id(self.local_user),
            "{}-test".format(self.local_user.id),
        )
        self.assertEqual(
            self.test_stream.unread_id(self.local_user),
            "{}-test-unread".format(self.local_user.id),
        )

    def test_abstractstream_get_audience(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.remote_user, content="hi", privacy="public"
        )
        users = self.test_stream.get_audience(status)
        # remote users don't have feeds
        self.assertFalse(self.remote_user in users)
        self.assertTrue(self.local_user in users)
        self.assertTrue(self.another_user in users)

    def test_abstractstream_get_audience_direct(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.remote_user,
            content="hi",
            privacy="direct",
        )
        status.mention_users.add(self.local_user)
        users = self.test_stream.get_audience(status)
        self.assertEqual(users, [])

        status = models.Comment.objects.create(
            user=self.remote_user,
            content="hi",
            privacy="direct",
            book=self.book,
        )
        status.mention_users.add(self.local_user)
        users = self.test_stream.get_audience(status)
        self.assertTrue(self.local_user in users)
        self.assertFalse(self.another_user in users)
        self.assertFalse(self.remote_user in users)

    def test_abstractstream_get_audience_followers_remote_user(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.remote_user,
            content="hi",
            privacy="followers",
        )
        users = self.test_stream.get_audience(status)
        self.assertFalse(users.exists())

    def test_abstractstream_get_audience_followers_self(self, *_):
        """get a list of users that should see a status"""
        status = models.Comment.objects.create(
            user=self.local_user,
            content="hi",
            privacy="direct",
            book=self.book,
        )
        users = self.test_stream.get_audience(status)
        self.assertTrue(self.local_user in users)
        self.assertFalse(self.another_user in users)
        self.assertFalse(self.remote_user in users)

    def test_abstractstream_get_audience_followers_with_mention(self, *_):
        """get a list of users that should see a status"""
        status = models.Comment.objects.create(
            user=self.remote_user,
            content="hi",
            privacy="direct",
            book=self.book,
        )
        status.mention_users.add(self.local_user)

        users = self.test_stream.get_audience(status)
        self.assertTrue(self.local_user in users)
        self.assertFalse(self.another_user in users)
        self.assertFalse(self.remote_user in users)

    def test_abstractstream_get_audience_followers_with_relationship(self, *_):
        """get a list of users that should see a status"""
        self.remote_user.followers.add(self.local_user)
        status = models.Comment.objects.create(
            user=self.remote_user,
            content="hi",
            privacy="direct",
            book=self.book,
        )
        users = self.test_stream.get_audience(status)
        self.assertFalse(self.local_user in users)
        self.assertFalse(self.another_user in users)
        self.assertFalse(self.remote_user in users)

    def test_homestream_get_audience(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.remote_user, content="hi", privacy="public"
        )
        users = activitystreams.HomeStream().get_audience(status)
        self.assertFalse(users.exists())

    def test_homestream_get_audience_with_mentions(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.remote_user, content="hi", privacy="public"
        )
        status.mention_users.add(self.local_user)
        users = activitystreams.HomeStream().get_audience(status)
        self.assertFalse(self.local_user in users)
        self.assertFalse(self.another_user in users)

    def test_homestream_get_audience_with_relationship(self, *_):
        """get a list of users that should see a status"""
        self.remote_user.followers.add(self.local_user)
        status = models.Status.objects.create(
            user=self.remote_user, content="hi", privacy="public"
        )
        users = activitystreams.HomeStream().get_audience(status)
        self.assertTrue(self.local_user in users)
        self.assertFalse(self.another_user in users)

    def test_localstream_get_audience_remote_status(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.remote_user, content="hi", privacy="public"
        )
        users = activitystreams.LocalStream().get_audience(status)
        self.assertEqual(users, [])

    def test_localstream_get_audience_local_status(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.local_user, content="hi", privacy="public"
        )
        users = activitystreams.LocalStream().get_audience(status)
        self.assertTrue(self.local_user in users)
        self.assertTrue(self.another_user in users)

    def test_localstream_get_audience_unlisted(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.local_user, content="hi", privacy="unlisted"
        )
        users = activitystreams.LocalStream().get_audience(status)
        self.assertEqual(users, [])

    def test_localstream_get_audience_books_no_book(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.local_user, content="hi", privacy="public"
        )
        audience = activitystreams.BooksStream().get_audience(status)
        # no books, no audience
        self.assertEqual(audience, [])

    def test_localstream_get_audience_books_mention_books(self, *_):
        """get a list of users that should see a status"""
        status = models.Status.objects.create(
            user=self.local_user, content="hi", privacy="public"
        )
        status.mention_books.add(self.book)
        status.save(broadcast=False)
        models.ShelfBook.objects.create(
            user=self.local_user,
            shelf=self.local_user.shelf_set.first(),
            book=self.book,
        )
        # yes book, yes audience
        audience = activitystreams.BooksStream().get_audience(status)
        self.assertTrue(self.local_user in audience)

    def test_localstream_get_audience_books_book_field(self, *_):
        """get a list of users that should see a status"""
        status = models.Comment.objects.create(
            user=self.local_user, content="hi", privacy="public", book=self.book
        )
        models.ShelfBook.objects.create(
            user=self.local_user,
            shelf=self.local_user.shelf_set.first(),
            book=self.book,
        )
        # yes book, yes audience
        audience = activitystreams.BooksStream().get_audience(status)
        self.assertTrue(self.local_user in audience)

    def test_localstream_get_audience_books_alternate_edition(self, *_):
        """get a list of users that should see a status"""
        alt_book = models.Edition.objects.create(
            title="hi", parent_work=self.book.parent_work
        )
        status = models.Comment.objects.create(
            user=self.remote_user, content="hi", privacy="public", book=alt_book
        )
        models.ShelfBook.objects.create(
            user=self.local_user,
            shelf=self.local_user.shelf_set.first(),
            book=self.book,
        )
        # yes book, yes audience
        audience = activitystreams.BooksStream().get_audience(status)
        self.assertTrue(self.local_user in audience)

    def test_localstream_get_audience_books_non_public(self, *_):
        """get a list of users that should see a status"""
        alt_book = models.Edition.objects.create(
            title="hi", parent_work=self.book.parent_work
        )
        status = models.Comment.objects.create(
            user=self.remote_user, content="hi", privacy="unlisted", book=alt_book
        )
        models.ShelfBook.objects.create(
            user=self.local_user,
            shelf=self.local_user.shelf_set.first(),
            book=self.book,
        )
        # yes book, yes audience
        audience = activitystreams.BooksStream().get_audience(status)
        self.assertEqual(audience, [])

    def test_get_statuses_for_user_books(self, *_):
        """create a stream for a user"""
        alt_book = models.Edition.objects.create(
            title="hi", parent_work=self.book.parent_work
        )
        status = models.Status.objects.create(
            user=self.local_user, content="hi", privacy="public"
        )
        status = models.Comment.objects.create(
            user=self.remote_user, content="hi", privacy="public", book=alt_book
        )
        models.ShelfBook.objects.create(
            user=self.local_user,
            shelf=self.local_user.shelf_set.first(),
            book=self.book,
        )
        # yes book, yes audience
        result = activitystreams.BooksStream().get_statuses_for_user(self.local_user)
        self.assertEqual(list(result), [status])

    @patch("bookwyrm.activitystreams.LocalStream.remove_object_from_related_stores")
    @patch("bookwyrm.activitystreams.BooksStream.remove_object_from_related_stores")
    def test_boost_to_another_timeline(self, *_):
        """add a boost and deduplicate the boosted status on the timeline"""
        status = models.Status.objects.create(user=self.local_user, content="hi")
        with patch(
            "bookwyrm.activitystreams.HomeStream.remove_object_from_related_stores"
        ):
            boost = models.Boost.objects.create(
                boosted_status=status,
                user=self.another_user,
            )
        with patch(
            "bookwyrm.activitystreams.HomeStream.remove_object_from_related_stores"
        ) as mock:
            activitystreams.add_status_on_create(models.Boost, boost, True)
        self.assertTrue(mock.called)
        call_args = mock.call_args
        self.assertEqual(call_args[0][0], status)
        self.assertEqual(
            call_args[1]["stores"], ["{:d}-home".format(self.another_user.id)]
        )

    @patch("bookwyrm.activitystreams.LocalStream.remove_object_from_related_stores")
    @patch("bookwyrm.activitystreams.BooksStream.remove_object_from_related_stores")
    def test_boost_to_following_timeline(self, *_):
        """add a boost and deduplicate the boosted status on the timeline"""
        self.local_user.following.add(self.another_user)
        status = models.Status.objects.create(user=self.local_user, content="hi")
        with patch(
            "bookwyrm.activitystreams.HomeStream.remove_object_from_related_stores"
        ):
            boost = models.Boost.objects.create(
                boosted_status=status,
                user=self.another_user,
            )
        with patch(
            "bookwyrm.activitystreams.HomeStream.remove_object_from_related_stores"
        ) as mock:
            activitystreams.add_status_on_create(models.Boost, boost, True)
        self.assertTrue(mock.called)
        call_args = mock.call_args
        self.assertEqual(call_args[0][0], status)
        self.assertTrue(
            "{:d}-home".format(self.another_user.id) in call_args[1]["stores"]
        )
        self.assertTrue(
            "{:d}-home".format(self.local_user.id) in call_args[1]["stores"]
        )

    @patch("bookwyrm.activitystreams.LocalStream.remove_object_from_related_stores")
    @patch("bookwyrm.activitystreams.BooksStream.remove_object_from_related_stores")
    def test_boost_to_same_timeline(self, *_):
        """add a boost and deduplicate the boosted status on the timeline"""
        status = models.Status.objects.create(user=self.local_user, content="hi")
        with patch(
            "bookwyrm.activitystreams.HomeStream.remove_object_from_related_stores"
        ):
            boost = models.Boost.objects.create(
                boosted_status=status,
                user=self.local_user,
            )
        with patch(
            "bookwyrm.activitystreams.HomeStream.remove_object_from_related_stores"
        ) as mock:
            activitystreams.add_status_on_create(models.Boost, boost, True)
        self.assertTrue(mock.called)
        call_args = mock.call_args
        self.assertEqual(call_args[0][0], status)
        self.assertEqual(
            call_args[1]["stores"], ["{:d}-home".format(self.local_user.id)]
        )