/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
 */
package org.hibernate.userguide.associations;

import java.util.ArrayList;
import java.util.List;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.ManyToMany;

import org.hibernate.jpa.test.BaseEntityManagerFunctionalTestCase;

import org.junit.Test;

import org.jboss.logging.Logger;

import static org.hibernate.testing.transaction.TransactionUtil.doInJPA;

/**
 * @author Vlad Mihalcea
 */
public class UnidirectionalManyToManyRemoveTest extends BaseEntityManagerFunctionalTestCase {

	private static final Logger log = Logger.getLogger( UnidirectionalManyToManyRemoveTest.class );

	@Override
	protected Class<?>[] getAnnotatedClasses() {
		return new Class<?>[] {
				Person.class,
				Address.class,
		};
	}

	@Test
	public void testRemove() {
		try {
			final Long personId = doInJPA( this::entityManagerFactory, entityManager -> {
				Person person1 = new Person();
				Person person2 = new Person();

				Address address1 = new Address( "12th Avenue", "12A" );
				Address address2 = new Address( "18th Avenue", "18B" );

				person1.getAddresses().add( address1 );
				person1.getAddresses().add( address2 );

				person2.getAddresses().add( address1 );

				entityManager.persist( person1 );
				entityManager.persist( person2 );

				return person1.id;
			} );
			doInJPA( this::entityManagerFactory, entityManager -> {

				Person person1 = entityManager.find( Person.class, personId );
				entityManager.remove( person1 );
			} );
		}
		catch (Exception expected) {
			log.error( "Expected", expected );
		}
	}

	@Entity(name = "Person")
	public static class Person {

		@Id
		@GeneratedValue
		private Long id;
		@ManyToMany(cascade = {CascadeType.ALL})
		private List<Address> addresses = new ArrayList<>();

		public Person() {
		}

		public List<Address> getAddresses() {
			return addresses;
		}
	}

	@Entity(name = "Address")
	public static class Address {

		@Id
		@GeneratedValue
		private Long id;

		private String street;

		@Column(name = "`number`")
		private String number;

		public Address() {
		}

		public Address(String street, String number) {
			this.street = street;
			this.number = number;
		}

		public Long getId() {
			return id;
		}

		public String getStreet() {
			return street;
		}

		public String getNumber() {
			return number;
		}
	}
}