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/*
 *  Copyright (c) 2024 Contributors to the Eclipse Foundation
 *   All rights reserved. This program and the accompanying materials
 *  are made available under the terms of the Eclipse Public License v1.0
 * and Apache License v2.0 which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Apache License v2.0 is available at http://www.opensource.org/licenses/apache2.0.php.
 * You may elect to redistribute this code under either of these licenses.
 *
 */
package org.eclipse.jnosql.communication.semistructured;


import org.eclipse.jnosql.communication.Params;
import org.eclipse.jnosql.communication.QueryException;
import org.eclipse.jnosql.communication.query.JSONQueryValue;
import org.eclipse.jnosql.communication.query.QueryCondition;
import org.eclipse.jnosql.communication.query.UpdateQuery;
import org.eclipse.jnosql.communication.query.UpdateQueryConverter;

import java.util.List;
import java.util.Optional;
import java.util.stream.Stream;

final class UpdateQueryParser extends ConditionQueryParser {



    Stream query(String query, DatabaseManager manager, CommunicationObserverParser observer) {

        UpdateQueryConverter converter = new UpdateQueryConverter();
        UpdateQuery updateQuery = converter.apply(query);

        Params params = Params.newParams();

        CommunicationEntity entity = getEntity(params, updateQuery, observer);

        if (params.isNotEmpty()) {
            throw new QueryException("To run a query with a parameter use a PrepareStatement instead.");
        }
        return Stream.of(manager.update(entity));
    }


    CommunicationPreparedStatement prepare(String query, DatabaseManager manager, CommunicationObserverParser observer) {

        Params params = Params.newParams();

        UpdateQueryConverter converter = new UpdateQueryConverter();
        UpdateQuery updateQuery = converter.apply(query);

        CommunicationEntity entity = getEntity(params, updateQuery, observer);

        return CommunicationPreparedStatement.update(entity, params, query, manager);
    }


    private CommunicationEntity getEntity(Params params, UpdateQuery updateQuery, CommunicationObserverParser observer) {
        String columnFamily = observer.fireEntity(updateQuery.entity());

        return getEntity(new UpdateQueryConditionSupplier(updateQuery), columnFamily, params, observer);
    }

    private record UpdateQueryConditionSupplier(UpdateQuery query) implements ConditionQuerySupplier {


        @Override
            public List conditions() {
                return query.conditions();
            }

            @Override
            public Optional value() {
                return query.value();
            }
        }

}