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/*
 * 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
 *
 *  https://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.
 *
 * Other licenses:
 * -----------------------------------------------------------------------------
 * Commercial licenses for this work are available. These replace the above
 * Apache-2.0 license and offer limited warranties, support, maintenance, and
 * commercial database integrations.
 *
 * For more information, please visit: https://www.jooq.org/legal/licensing
 *
 *
 *
 *
 *
 *
 *
 *
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 *
 *
 *
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 *
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 *
 */
package org.jooq.impl;

import static org.jooq.impl.DSL.*;
import static org.jooq.impl.Internal.*;
import static org.jooq.impl.Keywords.*;
import static org.jooq.impl.Names.*;
import static org.jooq.impl.SQLDataType.*;
import static org.jooq.impl.Tools.*;
import static org.jooq.impl.Tools.BooleanDataKey.*;
import static org.jooq.impl.Tools.ExtendedDataKey.*;
import static org.jooq.impl.Tools.SimpleDataKey.*;
import static org.jooq.SQLDialect.*;

import org.jooq.*;
import org.jooq.Function1;
import org.jooq.Record;
import org.jooq.conf.ParamType;
import org.jooq.tools.StringUtils;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;



/**
 * The ARRAY OVERLAP statement.
 */
@SuppressWarnings({ "rawtypes", "unchecked", "unused" })
final class ArrayOverlap
extends
    AbstractCondition
implements
    QOM.ArrayOverlap
{

    final Field arg1;
    final Field arg2;

    ArrayOverlap(
        Field arg1,
        Field arg2
    ) {

        this.arg1 = nullSafeNotNull(arg1, ((DataType) OTHER).array());
        this.arg2 = nullSafeNotNull(arg2, ((DataType) OTHER).array());
    }

    // -------------------------------------------------------------------------
    // XXX: QueryPart API
    // -------------------------------------------------------------------------

    @Override
    final boolean parenthesised(Context ctx) {
        switch (ctx.family()) {
            case H2:
                return false;

            case HSQLDB:
                return false;

            case TRINO:
                return true;

            default:
                return false;
        }
    }

    @Override
    public final void accept(Context ctx) {
        switch (ctx.family()) {






            case H2:
                ctx.visit(exists(
                    select(asterisk()).from(unnest(arg1))
                    .intersect(select(asterisk()).from(unnest(arg2)))
                ));
                break;

            case HSQLDB:
                ctx.visit(exists(
                    select(asterisk()).from(unnest(arg1))
                    .intersectAll(select(asterisk()).from(unnest(arg2)))
                ));
                break;

            case TRINO:
                ctx.visit(function(N_ARRAYS_OVERLAP, BOOLEAN, arg1, arg2));
                break;

            default:
                ctx.sql('(').visit(arg1).sql(" && ").visit(arg2).sql(')');
                break;
        }
    }














    // -------------------------------------------------------------------------
    // XXX: Query Object Model
    // -------------------------------------------------------------------------

    @Override
    public final Field $arg1() {
        return arg1;
    }

    @Override
    public final Field $arg2() {
        return arg2;
    }

    @Override
    public final QOM.ArrayOverlap $arg1(Field newValue) {
        return $constructor().apply(newValue, $arg2());
    }

    @Override
    public final QOM.ArrayOverlap $arg2(Field newValue) {
        return $constructor().apply($arg1(), newValue);
    }

    @Override
    public final Function2, ? super Field, ? extends QOM.ArrayOverlap> $constructor() {
        return (a1, a2) -> new ArrayOverlap<>(a1, a2);
    }

    // -------------------------------------------------------------------------
    // XXX: The Object API
    // -------------------------------------------------------------------------

    @Override
    public boolean equals(Object that) {
        if (that instanceof QOM.ArrayOverlap o) {
            return
                StringUtils.equals($arg1(), o.$arg1()) &&
                StringUtils.equals($arg2(), o.$arg2())
            ;
        }
        else
            return super.equals(that);
    }
}