content: /*
   * Copyright 2021-2024 Aklivity Inc
   *
   * Licensed under the Aklivity Community License (the "License"); you may not use
   * this file except in compliance with the License.  You may obtain a copy of the
   * License at
   *
   *   https://www.aklivity.io/aklivity-community-license/
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OF ANY KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations under the License.
   */
  package io.aklivity.zilla.runtime.guard.jwt.internal.config;
  
  import java.util.List;
  
  import jakarta.json.Json;
  import jakarta.json.JsonArrayBuilder;
  import jakarta.json.JsonObject;
  import jakarta.json.JsonObjectBuilder;
  import jakarta.json.JsonValue;
  import jakarta.json.bind.adapter.JsonbAdapter;
  
  import io.aklivity.zilla.runtime.guard.jwt.config.JwtKeyConfig;
  import io.aklivity.zilla.runtime.guard.jwt.config.JwtKeySetConfig;
  
  public final class JwtKeySetConfigAdapter implements JsonbAdapter<JwtKeySetConfig, JsonObject>
  {
      private static final String KEYS_NAME = "keys";
  
      private final JwtKeyConfigAdapter keyAdapter = new JwtKeyConfigAdapter();
  
      @Override
      public JsonObject adaptToJson(
          JwtKeySetConfig keysConfig)
      {
          JsonObjectBuilder object = Json.createObjectBuilder();
  
          if (keysConfig.keys != null)
          {
              JsonArrayBuilder keysArray = Json.createArrayBuilder();
              for (JwtKeyConfig key : keysConfig.keys)
              {
                  keysArray.add(keyAdapter.adaptToJson(key));
              }
              object.add(KEYS_NAME, keysArray);
          }
  
          return object.build();
      }
  
      @Override
      public JwtKeySetConfig adaptFromJson(
          JsonObject keysObject)
      {
          List<JwtKeyConfig> keysConfig = keysObject.containsKey(KEYS_NAME)
              ? keysObject.getJsonArray(KEYS_NAME).stream()
                  .map(JsonValue::asJsonObject)
                  .map(keyAdapter::adaptFromJson)
                  .toList()
              : null;
  
          return new JwtKeySetConfig(keysConfig);
      }
  }
  