# Copyright (C) 2014 Andrey Antukh <niwi@niwi.be>
# Copyright (C) 2014 Jesús Espino <jespinog@gmail.com>
# Copyright (C) 2014 David Barragán <bameda@dbarragan.com>
# Copyright (C) 2014 Anler Hernández <hello@anler.me>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import pytest
from unittest.mock import patch, Mock

from django.apps import apps
from django.core.urlresolvers import reverse

from taiga.base.utils import json

from taiga.users.models import Role
from taiga.projects.models import Membership
from taiga.projects.models import Project
from taiga.projects.userstories.serializers import UserStorySerializer

from .. import factories as f


pytestmark = pytest.mark.django_db

def test_destroy_role_and_reassign_members(client):
    user1 = f.UserFactory.create()
    user2 = f.UserFactory.create()
    project = f.ProjectFactory.create(owner=user1)
    role1 = f.RoleFactory.create(project=project)
    role2 = f.RoleFactory.create(project=project)
    member = f.MembershipFactory.create(project=project, user=user1, role=role1)
    member = f.MembershipFactory.create(project=project, user=user2, role=role2)

    url = reverse("roles-detail", args=[role2.pk]) + "?moveTo={}".format(role1.pk)

    client.login(user1)

    response = client.delete(url)
    assert response.status_code == 204

    qs = Role.objects.filter(project=project)
    assert qs.count() == 1

    qs = Membership.objects.filter(project=project, role_id=role2.pk)
    assert qs.count() == 0

    qs = Membership.objects.filter(project=project, role_id=role1.pk)
    assert qs.count() == 2

def test_destroy_role_and_reassign_members_with_deleted_project(client):
    """
    Regression test, that fixes some 500 errors on production
    """

    user1 = f.UserFactory.create()
    user2 = f.UserFactory.create()
    project = f.ProjectFactory.create(owner=user1)
    role1 = f.RoleFactory.create(project=project)
    role2 = f.RoleFactory.create(project=project)
    member = f.MembershipFactory.create(project=project, user=user1, role=role1)
    member = f.MembershipFactory.create(project=project, user=user2, role=role2)

    Project.objects.filter(pk=project.id).delete()

    url = reverse("roles-detail", args=[role2.pk]) + "?moveTo={}".format(role1.pk)
    client.login(user1)

    response = client.delete(url)

    # FIXME: really should return 403? I think it should be 404
    assert response.status_code == 403, response.content