/*
 * Copyright 2014 - 2017 Blazebit.
 *
 * Licensed 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 com.blazebit.persistence.criteria;

import com.blazebit.persistence.CriteriaBuilder;
import com.blazebit.persistence.criteria.impl.BlazeCriteria;
import com.blazebit.persistence.testsuite.AbstractCoreTest;
import com.blazebit.persistence.testsuite.base.category.NoDatanucleus;
import com.blazebit.persistence.testsuite.entity.Document;
import com.blazebit.persistence.testsuite.entity.DocumentForEntityKeyMaps;
import com.blazebit.persistence.testsuite.entity.DocumentForEntityKeyMaps_;
import com.blazebit.persistence.testsuite.entity.Document_;
import com.blazebit.persistence.testsuite.entity.Person;
import com.blazebit.persistence.testsuite.entity.PersonForEntityKeyMaps;
import com.blazebit.persistence.testsuite.entity.PersonForEntityKeyMaps_;
import com.blazebit.persistence.testsuite.entity.Person_;
import com.googlecode.catchexception.CatchException;
import org.junit.Ignore;
import org.junit.Test;
import org.junit.experimental.categories.Category;

import javax.persistence.criteria.JoinType;
import javax.persistence.metamodel.SingularAttribute;

import java.util.Map;

import static org.junit.Assert.assertEquals;

/**
 *
 * @author Christian Beikov
 * @since 1.2.0
 */
public class JoinMapKeyTest extends AbstractCoreTest {

    @Override
    protected Class<?>[] getEntityClasses() {
        return new Class[]{
                DocumentForEntityKeyMaps.class,
                PersonForEntityKeyMaps.class
        };
    }

    @Test
    @Ignore("Not yet implemented")
    public void joinMapKey() {
        BlazeCriteriaQuery<Long> cq = BlazeCriteria.get(em, cbf, Long.class);
        BlazeCriteriaBuilder cb = cq.getCriteriaBuilder();
        BlazeRoot<DocumentForEntityKeyMaps> root = cq.from(DocumentForEntityKeyMaps.class, "document");
        BlazeMapJoin<DocumentForEntityKeyMaps, PersonForEntityKeyMaps, DocumentForEntityKeyMaps> contactDocuments =
                root.join(DocumentForEntityKeyMaps_.contactDocuments, "contact");
        BlazeJoin<Map<PersonForEntityKeyMaps, DocumentForEntityKeyMaps>, PersonForEntityKeyMaps> keyJoin =
                (BlazeJoin<Map<PersonForEntityKeyMaps, DocumentForEntityKeyMaps>, PersonForEntityKeyMaps>) contactDocuments.key();
        BlazeJoin<PersonForEntityKeyMaps, DocumentForEntityKeyMaps> someDocumentJoin =  keyJoin.join(PersonForEntityKeyMaps_.someDocument, "someDoc");

        cq.select(someDocumentJoin.get(DocumentForEntityKeyMaps_.id));

        CriteriaBuilder<?> criteriaBuilder = cq.createCriteriaBuilder();
        assertEquals("SELECT someDoc.id FROM DocumentForEntityKeyMaps document " +
                "JOIN document.contactDocuments contact " +
                "JOIN KEY(contact).someDocument someDoc", criteriaBuilder.getQueryString());
    }

}