/*
 * Copyright Consensys Software Inc., 2022
 *
 * 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 tech.pegasys.teku.infrastructure.restapi;

import static java.util.Collections.emptyMap;

import java.io.IOException;
import java.io.OutputStream;
import java.util.Map;
import tech.pegasys.teku.infrastructure.json.JsonUtil;
import tech.pegasys.teku.infrastructure.json.types.DelegatingOpenApiTypeDefinition;
import tech.pegasys.teku.infrastructure.json.types.SerializableTypeDefinition;
import tech.pegasys.teku.infrastructure.restapi.openapi.response.ResponseContentTypeDefinition;

public class CustomResponseTypeDefinition<T> extends DelegatingOpenApiTypeDefinition
    implements ResponseContentTypeDefinition<T> {

  private final String contentType;
  private final SerializableTypeDefinition<T> typeDefinition;

  public CustomResponseTypeDefinition(
      final String contentType, final SerializableTypeDefinition<T> typeDefinition) {
    super(typeDefinition);
    this.contentType = contentType;
    this.typeDefinition = typeDefinition;
  }

  @Override
  public String getContentType() {
    return contentType;
  }

  @Override
  public void serialize(final T value, final OutputStream out) throws IOException {

    JsonUtil.serializeToBytes(value, typeDefinition, out);
  }

  @Override
  public Map<String, String> getAdditionalHeaders(final T value) {
    return emptyMap();
  }
}
