content: /**
   * Copyright (C) 2024 AIDC-AI
   *
   * 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.alibaba.langengine.claude.model.service;
  
  import com.alibaba.langengine.claude.model.completion.ChatCompletionChunk;
  import com.alibaba.langengine.claude.model.completion.ChatCompletionRequest;
  import com.alibaba.langengine.claude.model.completion.ChatCompletionResult;
  import com.alibaba.langengine.core.model.fastchat.service.RetrofitInitService;
  import io.reactivex.Flowable;
  import lombok.Data;
  import okhttp3.ConnectionPool;
  import okhttp3.OkHttpClient;
  import okhttp3.logging.HttpLoggingInterceptor;
  
  import java.net.Proxy;
  import java.time.Duration;
  import java.util.HashMap;
  import java.util.Map;
  import java.util.concurrent.TimeUnit;
  
  @Data
  public class ClaudeService extends RetrofitInitService<ClaudeApi> {
  
      public ClaudeService(String serverUrl, Duration timeout, boolean authentication, String token) {
          super(serverUrl, timeout, authentication, token);
      }
  
      @Override
      public Class<ClaudeApi> getServiceApiClass() {
          return ClaudeApi.class;
      }
  
      public ChatCompletionResult createCompletion(ChatCompletionRequest request) {
          Map<String, String> headers = new HashMap<>();
          headers.put("anthropic-version", "2023-06-01");
          return execute(getApi().createCompletion(request, headers));
      }
  
      public Flowable<ChatCompletionChunk> createCompletionStream(ChatCompletionRequest request) {
          Map<String, String> headers = new HashMap<>();
          headers.put("anthropic-version", "2023-06-01");
          return stream(getApi().createCompletionStream(request, headers), ChatCompletionChunk.class);
      }
  
      @Override
      public OkHttpClient defaultClient(Duration timeout, Proxy proxy) {
          OkHttpClient.Builder builder = new OkHttpClient.Builder()
                  .proxy(Proxy.NO_PROXY)
                  .connectionPool(new ConnectionPool(100, 1, TimeUnit.SECONDS))
                  .readTimeout(timeout.toMillis(), TimeUnit.MILLISECONDS);
          if (super.isDebug()) {
              // 添加日志拦截器
              HttpLoggingInterceptor loggingInterceptor2 = new HttpLoggingInterceptor();
              loggingInterceptor2.setLevel(HttpLoggingInterceptor.Level.BODY);
              builder.addInterceptor(loggingInterceptor2);
          }
          builder.addInterceptor(new AuthenticationInterceptor(getToken()));
          return builder.build();
      }
  }
  