/*
 * 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
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 *  https://www.apache.org/licenses/LICENSE-2.0
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 * Unless required by applicable law or agreed to in writing, software
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 * 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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 */
package org.jooq.impl;

import static org.jooq.impl.Names.N_ARRAY_AGG;
import static org.jooq.impl.Names.N_groupArray;

import org.jooq.AggregateFunction;
import org.jooq.Context;
import org.jooq.Field;
import org.jooq.Function1;

/**
 * @author Lukas Eder
 */
final class ArrayAgg<T> extends AbstractAggregateFunction<T[]> implements QOM.ArrayAgg<T> {

    ArrayAgg(boolean distinct, Field<T> arg) {
        super(distinct, N_ARRAY_AGG, arg.getDataType().getArrayDataType(), arg);
    }

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










            case CLICKHOUSE:
                ctx.visit(N_groupArray).sql('(');
                acceptArguments1(ctx, new QueryPartListView<>(arguments.get(0)));
                ctx.sql(')');
                break;

            default:
                ctx.visit(N_ARRAY_AGG).sql('(');
                acceptArguments1(ctx, new QueryPartListView<>(arguments.get(0)));
                acceptOrderBy(ctx);
                ctx.sql(')');
                break;
        }

        acceptFilterClause(ctx);
        acceptOverClause(ctx);
    }

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

    @SuppressWarnings("unchecked")
    @Override
    public final Field<T> $arg1() {
        return (Field<T>) getArguments().get(0);
    }

    @Override
    public final Function1<? super Field<T>, ? extends QOM.ArrayAgg<T>> $constructor() {
        return f -> new ArrayAgg<>(distinct, f);
    }
}
