/*
 * Copyright DataStax, Inc.
 *
 * 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.datastax.dse.protocol.internal.request;

import com.datastax.oss.protocol.internal.Message;
import com.datastax.oss.protocol.internal.PrimitiveCodec;
import com.datastax.oss.protocol.internal.PrimitiveSizes;
import com.datastax.oss.protocol.internal.ProtocolConstants;
import com.datastax.oss.protocol.internal.request.Query;
import com.datastax.oss.protocol.internal.request.query.QueryOptions;

QUERY codec for native protocol V4 (DSE 5.0). 
Similar to the OSS codec, but in addition to regular messages, it can encode RawBytesQuery (for fluent graph statements). However, queries still uses a standard OSS QueryOptions. 
See Also:
DseQueryCodec/**
 * {@code QUERY} codec for native protocol V4 (DSE 5.0).
 *
 * <p>Similar to the OSS codec, but in addition to regular messages, it can encode {@link
 * RawBytesQuery} (for fluent graph statements). However, queries still uses a standard OSS {@link
 * QueryOptions}.
 *
 * @see DseQueryCodec
 */
public class DseQueryCodecV4 extends Query.Codec {

  public DseQueryCodecV4(int protocolVersion) {
    super(protocolVersion, new QueryOptions.Codec(protocolVersion));
    assert protocolVersion == ProtocolConstants.Version.V4;
  }

  @Override
  public <B> void encode(B dest, Message message, PrimitiveCodec<B> encoder) {
    if (message instanceof RawBytesQuery) {
      RawBytesQuery query = (RawBytesQuery) message;
      encoder.writeBytes(query.query, dest);
      optionsCodec.encode(dest, query.options, encoder);
    } else {
      super.encode(dest, message, encoder);
    }
  }

  @Override
  public int encodedSize(Message message) {
    if (message instanceof RawBytesQuery) {
      RawBytesQuery query = (RawBytesQuery) message;
      return PrimitiveSizes.sizeOfBytes(query.query) + optionsCodec.encodedSize(query.options);
    } else {
      return super.encodedSize(message);
    }
  }
}