/*
 * 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.facebook.presto.resourceGroups.db;

import org.skife.jdbi.v2.StatementContext;
import org.skife.jdbi.v2.tweak.ResultSetMapper;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Optional;
import java.util.regex.Pattern;

public class SelectorRecord
{
    private final long resourceGroupId;
    private final Optional<Pattern> userRegex;
    private final Optional<Pattern> sourceRegex;

    public SelectorRecord(long resourceGroupId, Optional<Pattern> userRegex, Optional<Pattern> sourceRegex)
    {
        this.resourceGroupId = resourceGroupId;
        this.userRegex = userRegex;
        this.sourceRegex = sourceRegex;
    }

    public long getResourceGroupId()
    {
        return resourceGroupId;
    }

    public Optional<Pattern> getUserRegex()
    {
        return userRegex;
    }

    public Optional<Pattern> getSourceRegex()
    {
        return sourceRegex;
    }

    public static class Mapper
        implements ResultSetMapper<SelectorRecord>
    {
        @Override
        public SelectorRecord map(int index, ResultSet resultSet, StatementContext context)
            throws SQLException
        {
            return new SelectorRecord(
                    resultSet.getLong("resource_group_id"),
                    Optional.ofNullable(resultSet.getString("user_regex")).map(Pattern::compile),
                    Optional.ofNullable(resultSet.getString("source_regex")).map(Pattern::compile)
            );
        }
    }
}