content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF 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 org.apache.camel.k.runtime.support;
  
  import java.util.Collection;
  import java.util.List;
  import java.util.stream.Collectors;
  
  import jakarta.enterprise.context.ApplicationScoped;
  import jakarta.inject.Inject;
  import jakarta.json.Json;
  import jakarta.json.JsonArray;
  import jakarta.json.JsonObject;
  import jakarta.json.bind.Jsonb;
  import jakarta.json.bind.JsonbBuilder;
  import jakarta.ws.rs.GET;
  import jakarta.ws.rs.Path;
  import jakarta.ws.rs.PathParam;
  import jakarta.ws.rs.Produces;
  import jakarta.ws.rs.core.MediaType;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.Route;
  import org.apache.camel.model.Model;
  import org.apache.camel.model.RouteDefinition;
  import org.apache.camel.model.ToDefinition;
  import org.apache.camel.model.rest.RestDefinition;
  import org.eclipse.microprofile.config.Config;
  
  import static org.apache.camel.model.ProcessorDefinitionHelper.filterTypeInOutputs;
  
  @Path("/runtime")
  @ApplicationScoped
  public class RuntimeInspector {
      @Inject
      CamelContext camelContext;
      @Inject
      Config config;
  
      @GET
      @Path("/inspect")
      @Produces(MediaType.APPLICATION_JSON)
      public JsonObject inspect() {
          return Json.createObjectBuilder()
              .add("routes", Json.createArrayBuilder(
                  camelContext.getRoutes().stream()
                      .map(Route::getId)
                      .collect(Collectors.toList())))
              .add("route-definitions", Json.createArrayBuilder(
                  camelContext.getCamelContextExtension().getContextPlugin(Model.class).getRouteDefinitions().stream()
                      .map(RouteDefinition::getId)
                      .collect(Collectors.toList())))
              .add("rest-definitions", Json.createArrayBuilder(
                  camelContext.getCamelContextExtension().getContextPlugin(Model.class).getRestDefinitions().stream()
                      .map(RestDefinition::getId)
                      .collect(Collectors.toList())))
              .build();
      }
  
      @GET
      @Path("/property/{name}")
      @Produces(MediaType.TEXT_PLAIN)
      public String property(@PathParam("name") String name) {
          return config.getValue(name, String.class);
      }
  
      @GET
      @Path("/registry/beans/{name}")
      @Produces(MediaType.APPLICATION_JSON)
      public String bean(@PathParam("name") String name) throws Exception {
          Object bean = camelContext.getRegistry().lookupByName(name);
          if (bean == null) {
              throw new IllegalArgumentException("Bean with name: " + name + " not found");
          }
  
          try (Jsonb jsonb =  JsonbBuilder.create()) {
              return jsonb.toJson(bean);
          }
      }
  
      @GET
      @Path("/route-outputs/{name}")
      @Produces(MediaType.APPLICATION_JSON)
      public JsonArray routeOutputs(@PathParam("name") String name) {
          RouteDefinition def = camelContext.getCamelContextExtension().getContextPlugin(Model.class).getRouteDefinition(name);
          if (def == null) {
              throw new IllegalArgumentException("RouteDefinition with name: " + name + " not found");
          }
  
          Collection<ToDefinition> toDefinitions = filterTypeInOutputs(def.getOutputs(), ToDefinition.class);
  
          List<String> endpoints = toDefinitions.stream()
                  .map(td -> td.getEndpointUri())
                  .collect(Collectors.toList());
  
          return Json.createArrayBuilder(endpoints).build();
      }
  }
  