content: /*
   *  Copyright (c) 2023-2025, Agents-Flex (fuhai999@gmail.com).
   *  <p>
   *  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
   *  <p>
   *  http://www.apache.org/licenses/LICENSE-2.0
   *  <p>
   *  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.agentsflex.image.stability;
  
  import com.agentsflex.core.image.*;
  import com.agentsflex.core.llm.client.HttpClient;
  import com.agentsflex.core.util.Maps;
  import okhttp3.Response;
  import okhttp3.ResponseBody;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import java.io.IOException;
  import java.util.HashMap;
  import java.util.Map;
  
  public class StabilityImageModel implements ImageModel {
      private static final Logger LOG = LoggerFactory.getLogger(StabilityImageModel.class);
      private StabilityImageModelConfig config;
      private HttpClient httpClient = new HttpClient();
  
      public StabilityImageModel(StabilityImageModelConfig config) {
          this.config = config;
      }
  
      @Override
      public ImageResponse generate(GenerateImageRequest request) {
          Map<String, String> headers = new HashMap<>();
          headers.put("accept", "image/*");
          headers.put("Authorization", "Bearer " + config.getApiKey());
  
          Map<String, Object> payload = Maps.of("prompt", request.getPrompt())
              .setIfNotNull("output_format", "jpeg");
  
          String url = config.getEndpoint() + "/v2beta/stable-image/generate/sd3";
  
          try (Response response = httpClient.multipart(url, headers, payload);
               ResponseBody body = response.body()) {
              if (response.isSuccessful() && body != null) {
                  ImageResponse imageResponse = new ImageResponse();
                  imageResponse.addImage(body.bytes());
                  return imageResponse;
              }
          } catch (IOException e) {
              LOG.error(e.toString(), e);
          }
  
          return null;
      }
  
      @Override
      public ImageResponse img2imggenerate(GenerateImageRequest request) {
          return null;
      }
  
      @Override
      public ImageResponse edit(EditImageRequest request) {
          return null;
      }
  
      @Override
      public ImageResponse vary(VaryImageRequest request) {
          return null;
      }
  }
  