* governing permissions and limitations under the License.
 */
package org.codelibs.fess.score;

import java.util.Map;

import org.opensearch.search.rescore.RescorerBuilder;

public interface QueryRescorer {
    RescorerBuilder<?> evaluate(final Map<String, Object> params);

import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.search.rescore.QueryRescorerBuilder;
import org.opensearch.search.rescore.RescorerBuilder;

public class LtrQueryRescorer implements QueryRescorer {

    @Override
    public RescorerBuilder<?> evaluate(final Map<String, Object> params) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        boostFunctionList.add(new FilterFunctionBuilder(filter, scoreFunction));
    }

    public RescorerBuilder<?>[] getRescorers(final Map<String, Object> params) {
        return queryRescorerList.stream().map(r -> r.evaluate(params)).filter(b -> b != null).toArray(n -> new RescorerBuilder<?>[n]);
    }

    public void addQueryRescorer(final QueryRescorer rescorer) {
        queryRescorerList.add(rescorer);