import datetime
import time

from flask import url_for, session

# These imports are required, because otherwise we get circular imports?!
from uffd import ldap, user

from uffd.user.models import User, Group
from uffd.role.models import Role
from uffd import create_app, db

from utils import dump, UffdTestCase

class TestUserRoleAttributes(UffdTestCase):
	def test_roles_recursive(self):
		user1 = User.query.get('uid=testuser,ou=users,dc=example,dc=com')
		user1.update_groups()
		baserole = Role(name='base')
		role1 = Role(name='role1', members=[user1], included_roles=[baserole])
		role2 = Role(name='role2', included_roles=[baserole])
		db.session.add_all([baserole, role1, role2])
		self.assertSetEqual(user1.roles_recursive, {baserole, role1})
		baserole.included_roles.append(role2)
		self.assertSetEqual(user1.roles_recursive, {baserole, role1, role2})

	def test_update_groups(self):
		user1 = User.query.get('uid=testuser,ou=users,dc=example,dc=com')
		user1.update_groups()
		self.assertSetEqual(set(user1.groups), set())
		group1 = Group.query.get('cn=users,ou=groups,dc=example,dc=com')
		group2 = Group.query.get('cn=uffd_access,ou=groups,dc=example,dc=com')
		baserole = Role(name='base', groups=[group1])
		role1 = Role(name='role1', groups=[group2], members=[user1])
		db.session.add_all([baserole, role1])
		user1.update_groups()
		self.assertSetEqual(set(user1.groups), {group2})
		role1.included_roles.append(baserole)
		user1.update_groups()
		self.assertSetEqual(set(user1.groups), {group1, group2})

class TestRoleModel(UffdTestCase):
	def test_indirect_members(self):
		user1 = User.query.get('uid=testuser,ou=users,dc=example,dc=com')
		user1.update_groups()
		user2 = User.query.get('uid=testadmin,ou=users,dc=example,dc=com')
		user2.update_groups()
		baserole = Role(name='base', members=[user1])
		role1 = Role(name='role1', included_roles=[baserole], members=[user2])
		self.assertSetEqual(baserole.indirect_members, {user2})
		self.assertSetEqual(role1.indirect_members, set())

	def test_included_roles_recursive(self):
		baserole = Role(name='base')
		role1 = Role(name='role1', included_roles=[baserole])
		role2 = Role(name='role2', included_roles=[baserole])
		role3 = Role(name='role3', included_roles=[role1, role2])
		self.assertSetEqual(role1.included_roles_recursive, {baserole})
		self.assertSetEqual(role2.included_roles_recursive, {baserole})
		self.assertSetEqual(role3.included_roles_recursive, {baserole, role1, role2})
		baserole.included_roles.append(role1)
		self.assertSetEqual(role3.included_roles_recursive, {baserole, role1, role2})

	def test_included_groups(self):
		group1 = Group.query.get('cn=users,ou=groups,dc=example,dc=com')
		group2 = Group.query.get('cn=uffd_access,ou=groups,dc=example,dc=com')
		baserole = Role(name='base', groups=[group1])
		role1 = Role(name='role1', groups=[group2], included_roles=[baserole])
		self.assertSetEqual(baserole.included_groups, set())
		self.assertSetEqual(role1.included_groups, {group1})

	def test_update_member_groups(self):
		user1 = User.query.get('uid=testuser,ou=users,dc=example,dc=com')
		user1.update_groups()
		user2 = User.query.get('uid=testadmin,ou=users,dc=example,dc=com')
		user2.update_groups()
		group1 = Group.query.get('cn=users,ou=groups,dc=example,dc=com')
		group2 = Group.query.get('cn=uffd_access,ou=groups,dc=example,dc=com')
		group3 = Group.query.get('cn=uffd_admin,ou=groups,dc=example,dc=com')
		baserole = Role(name='base', members=[user1], groups=[group1])
		role1 = Role(name='role1', members=[user2], groups=[group2], included_roles=[baserole])
		db.session.add_all([baserole, role1])
		baserole.update_member_groups()
		role1.update_member_groups()
		self.assertSetEqual(set(user1.groups), {group1})
		self.assertSetEqual(set(user2.groups), {group1, group2})
		baserole.groups.add(group3)
		baserole.update_member_groups()
		self.assertSetEqual(set(user1.groups), {group1, group3})
		self.assertSetEqual(set(user2.groups), {group1, group2, group3})

class TestRoleViews(UffdTestCase):
	def setUp(self):
		super().setUp()
		self.client.post(path=url_for('session.login'),
			data={'loginname': 'testadmin', 'password': 'adminpassword'}, follow_redirects=True)

	def test_index(self):
		db.session.add(Role(name='base', description='Base role description'))
		db.session.add(Role(name='test1', description='Test1 role description'))
		db.session.commit()
		r = self.client.get(path=url_for('role.index'), follow_redirects=True)
		dump('role_index', r)
		self.assertEqual(r.status_code, 200)

	def test_index_empty(self):
		r = self.client.get(path=url_for('role.index'), follow_redirects=True)
		dump('role_index_empty', r)
		self.assertEqual(r.status_code, 200)

	def test_show(self):
		role = Role(name='base', description='Base role description')
		db.session.add(role)
		db.session.commit()
		r = self.client.get(path=url_for('role.show', roleid=role.id), follow_redirects=True)
		dump('role_show', r)
		self.assertEqual(r.status_code, 200)

	def test_new(self):
		r = self.client.get(path=url_for('role.new'), follow_redirects=True)
		dump('role_new', r)
		self.assertEqual(r.status_code, 200)

	def test_update(self):
		role = Role(name='base', description='Base role description')
		db.session.add(role)
		db.session.commit()
		role.groups.add(Group.query.get('cn=uffd_admin,ou=groups,dc=example,dc=com'))
		db.session.commit()
		self.assertEqual(role.name, 'base')
		self.assertEqual(role.description, 'Base role description')
		self.assertEqual([group.dn for group in role.groups], ['cn=uffd_admin,ou=groups,dc=example,dc=com'])
		r = self.client.post(path=url_for('role.update', roleid=role.id),
			data={'name': 'base1', 'description': 'Base role description1', 'moderator-group': '', 'group-20001': '1', 'group-20002': '1'},
			follow_redirects=True)
		dump('role_update', r)
		self.assertEqual(r.status_code, 200)
		role = Role.query.get(role.id)
		self.assertEqual(role.name, 'base1')
		self.assertEqual(role.description, 'Base role description1')
		self.assertEqual(sorted([group.dn for group in role.groups]), ['cn=uffd_access,ou=groups,dc=example,dc=com',
			'cn=users,ou=groups,dc=example,dc=com'])
		# TODO: verify that group memberships are updated (currently not possible with ldap mock!)

	def test_create(self):
		self.assertIsNone(Role.query.filter_by(name='base').first())
		r = self.client.post(path=url_for('role.update'),
			data={'name': 'base', 'description': 'Base role description', 'moderator-group': '', 'group-20001': '1', 'group-20002': '1'},
			follow_redirects=True)
		dump('role_create', r)
		self.assertEqual(r.status_code, 200)
		role = Role.query.filter_by(name='base').first()
		self.assertIsNotNone(role)
		self.assertEqual(role.name, 'base')
		self.assertEqual(role.description, 'Base role description')
		self.assertEqual(sorted([group.dn for group in role.groups]), ['cn=uffd_access,ou=groups,dc=example,dc=com',
			'cn=users,ou=groups,dc=example,dc=com'])
		# TODO: verify that group memberships are updated (currently not possible with ldap mock!)

	def test_create_with_moderator_group(self):
		self.assertIsNone(Role.query.filter_by(name='base').first())
		r = self.client.post(path=url_for('role.update'),
			data={'name': 'base', 'description': 'Base role description', 'moderator-group': 'cn=uffd_admin,ou=groups,dc=example,dc=com', 'group-20001': '1', 'group-20002': '1'},
			follow_redirects=True)
		self.assertEqual(r.status_code, 200)
		role = Role.query.filter_by(name='base').first()
		self.assertIsNotNone(role)
		self.assertEqual(role.name, 'base')
		self.assertEqual(role.description, 'Base role description')
		self.assertEqual(role.moderator_group.name, 'uffd_admin')
		self.assertEqual(sorted([group.dn for group in role.groups]), ['cn=uffd_access,ou=groups,dc=example,dc=com',
			'cn=users,ou=groups,dc=example,dc=com'])
		# TODO: verify that group memberships are updated (currently not possible with ldap mock!)

	def test_delete(self):
		role = Role(name='base', description='Base role description')
		db.session.add(role)
		db.session.commit()
		role_id = role.id
		self.assertIsNotNone(Role.query.get(role_id))
		r = self.client.get(path=url_for('role.delete', roleid=role.id), follow_redirects=True)
		dump('role_delete', r)
		self.assertEqual(r.status_code, 200)
		self.assertIsNone(Role.query.get(role_id))
		# TODO: verify that group memberships are updated (currently not possible with ldap mock!)

class TestRoleViewsOL(TestRoleViews):
	use_openldap = True