/*
 * Licensed to STRATIO (C) under one or more contributor license agreements.
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership.  The STRATIO (C) licenses this file
 * to you 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.stratio.cassandra.lucene.testsAT.util;

import com.datastax.driver.core.querybuilder.Delete;
import com.datastax.driver.core.querybuilder.QueryBuilder;

/**
 * @author Andres de la Pena {@literal <adelapena@stratio.com>}
 */
public class CassandraUtilsDelete {

    private final CassandraUtils parent;
    private final Delete.Where where;
    private CassandraUtilsDelete carry;

    public CassandraUtilsDelete(CassandraUtils parent, String... columns) {
        this(parent, null, columns);
    }

    public CassandraUtilsDelete(CassandraUtils parent, CassandraUtilsDelete carry, String... columns) {
        this.parent = parent;
        this.carry = carry;
        where = QueryBuilder.delete(columns).from(parent.getKeyspace(), parent.getTable()).where();
    }

    public CassandraUtilsDelete where(String name, Object value) {
        where.and(QueryBuilder.eq(name, value));
        return this;
    }

    public CassandraUtilsDelete and(String name, Object value) {
        return where(name, value);
    }

    public CassandraUtilsDelete delete(String... columns) {
        return new CassandraUtilsDelete(parent, this, columns);
    }

    private CassandraUtils execute() {
        if (carry != null) {
            carry.execute();
        }
        parent.execute(where);
        return parent;
    }

    public CassandraUtils refresh() {
        return execute().refresh();
    }
}