/*
 * Copyright 2025 Apollo Authors
 *
 * 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.ctrip.framework.apollo.audit.component;

import com.ctrip.framework.apollo.audit.context.ApolloAuditTraceContext;
import java.io.IOException;
import org.springframework.http.HttpRequest;
import org.springframework.http.client.ClientHttpRequestExecution;
import org.springframework.http.client.ClientHttpRequestInterceptor;
import org.springframework.http.client.ClientHttpResponse;

public class ApolloAuditHttpInterceptor implements ClientHttpRequestInterceptor {

  private final ApolloAuditTraceContext traceContext;

  public ApolloAuditHttpInterceptor(ApolloAuditTraceContext traceContext) {
    this.traceContext = traceContext;
  }

  @Override
  public ClientHttpResponse intercept(HttpRequest request, byte[] body,
      ClientHttpRequestExecution execution) throws IOException {
    if (traceContext.tracer() != null) {
      request = traceContext.tracer().inject(request);
    }
    return execution.execute(request, body);
  }
}
