content: /*
   * Copyright 2021-2024 Aklivity Inc.
   *
   * Aklivity 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 io.aklivity.zilla.runtime.binding.kafka.config;
  
  import static java.util.Collections.emptyList;
  import static java.util.stream.Collectors.toList;
  
  import java.util.List;
  import java.util.Objects;
  import java.util.function.Function;
  import java.util.stream.Stream;
  
  import io.aklivity.zilla.runtime.engine.config.ModelConfig;
  import io.aklivity.zilla.runtime.engine.config.OptionsConfig;
  
  public final class KafkaOptionsConfig extends OptionsConfig
  {
      public final List<String> bootstrap;
      public final List<KafkaTopicConfig> topics;
      public final List<KafkaServerConfig> servers;
      public final KafkaSaslConfig sasl;
  
      public static KafkaOptionsConfigBuilder<KafkaOptionsConfig> builder()
      {
          return new KafkaOptionsConfigBuilder<>(KafkaOptionsConfig.class::cast);
      }
  
      public static <T> KafkaOptionsConfigBuilder<T> builder(
          Function<OptionsConfig, T> mapper)
      {
          return new KafkaOptionsConfigBuilder<>(mapper);
      }
  
      KafkaOptionsConfig(
          List<String> bootstrap,
          List<KafkaTopicConfig> topics,
          List<KafkaServerConfig> servers,
          KafkaSaslConfig sasl)
      {
          super(resolveModels(topics), List.of());
          this.bootstrap = bootstrap;
          this.topics = topics;
          this.servers = servers;
          this.sasl = sasl;
      }
  
      private static List<ModelConfig> resolveModels(
          List<KafkaTopicConfig> topics)
      {
          return topics != null && !topics.isEmpty()
              ? topics.stream()
                  .flatMap(t -> Stream.of(t.key, t.value))
                  .filter(Objects::nonNull)
                  .collect(toList())
              : emptyList();
      }
  }
  