/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF 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 org.eclipse.aether.transport.jdk;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.net.http.HttpRequest;
  import java.net.http.HttpRequest.Builder;
  import java.net.http.HttpResponse;
  import java.nio.charset.StandardCharsets;
  import java.util.Optional;
  
  import org.eclipse.aether.spi.connector.transport.http.HttpConstants;
  import org.eclipse.aether.spi.connector.transport.http.HttpTransporterException;
  import org.eclipse.aether.spi.connector.transport.http.RFC9457.RFC9457Reporter;
  
  public class JdkRFC9457Reporter
          extends RFC9457Reporter<HttpResponse<InputStream>, HttpTransporterException, HttpRequest.Builder> {
      public static final JdkRFC9457Reporter INSTANCE = new JdkRFC9457Reporter();
  
      private JdkRFC9457Reporter() {}
  
      @Override
      public void prepareRequest(Builder requestBuilder) {
          requestBuilder.header(HttpConstants.ACCEPT, CONTENT_TYPE_PROBLEM_DETAILS_JSON);
      }
  
      @Override
      protected boolean isRFC9457Message(final HttpResponse<InputStream> response) {
          Optional<String> optionalContentType = response.headers().firstValue("Content-Type");
          if (optionalContentType.isPresent()) {
              String contentType = optionalContentType.get();
              return hasRFC9457ContentType(contentType);
          }
          return false;
      }
  
      @Override
      protected int getStatusCode(final HttpResponse<InputStream> response) {
          return response.statusCode();
      }
  
      @Override
      protected String getReasonPhrase(final HttpResponse<InputStream> response) {
          return null;
      }
  
      @Override
      protected String getBody(final HttpResponse<InputStream> response) throws IOException {
          try (InputStream is = response.body()) {
              return new String(is.readAllBytes(), StandardCharsets.UTF_8);
          }
      }
  }