/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.syncope.core.persistence.jpa.inner;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.util.List;
import java.util.stream.Collectors;
import org.apache.syncope.common.lib.SyncopeConstants;
import org.apache.syncope.common.lib.types.CipherAlgorithm;
import org.apache.syncope.common.lib.types.IdMEntitlement;
import org.apache.syncope.core.persistence.api.dao.PlainSchemaDAO;
import org.apache.syncope.core.persistence.api.dao.RealmDAO;
import org.apache.syncope.core.persistence.api.dao.UserDAO;
import org.apache.syncope.core.persistence.api.entity.user.User;
import org.apache.syncope.core.persistence.jpa.AbstractTest;
import org.apache.syncope.core.spring.security.SyncopeAuthenticationDetails;
import org.apache.syncope.core.spring.security.SyncopeGrantedAuthority;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Tag;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.transaction.annotation.Transactional;

@Transactional("Two")
@Tag("multitenancy")
public class MultitenancyTest extends AbstractTest {

    @Autowired
    private PlainSchemaDAO plainSchemaDAO;

    @Autowired
    private RealmDAO realmDAO;

    @Autowired
    private UserDAO userDAO;

    @BeforeAll
    public static void setAuthContext() {
        List<GrantedAuthority> authorities = IdMEntitlement.values().stream().
                map(entitlement -> new SyncopeGrantedAuthority(entitlement, SyncopeConstants.ROOT_REALM)).
                collect(Collectors.toList());

        UsernamePasswordAuthenticationToken auth = new UsernamePasswordAuthenticationToken(
                new org.springframework.security.core.userdetails.User(
                        "admin", "FAKE_PASSWORD", authorities), "FAKE_PASSWORD", authorities);
        auth.setDetails(new SyncopeAuthenticationDetails("Two", null));
        SecurityContextHolder.getContext().setAuthentication(auth);
    }

    @AfterAll
    public static void unsetAuthContext() {
        SecurityContextHolder.getContext().setAuthentication(null);
    }

    @Test
    public void readPlainSchemas() {
        assertEquals(1, plainSchemaDAO.findAll().size());
    }

    @Test
    public void readRealm() {
        assertEquals(1, realmDAO.findDescendants(realmDAO.getRoot().getFullPath(), null, -1, -1).size());
        assertEquals(
                realmDAO.getRoot(),
                realmDAO.findDescendants(realmDAO.getRoot().getFullPath(), null, -1, -1).get(0));
    }

    @Test
    public void createUser() {
        assertNull(realmDAO.getRoot().getPasswordPolicy());
        assertTrue(userDAO.findAll(1, 100).isEmpty());

        User user = entityFactory.newEntity(User.class);
        user.setRealm(realmDAO.getRoot());
        user.setPassword("password");
        user.setCipherAlgorithm(CipherAlgorithm.SHA256);
        user.setUsername("username");

        User actual = userDAO.save(user);
        assertNotNull(actual);
        assertEquals(0, actual.getPasswordHistory().size());
    }
}
