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.quarkus.component.grpc.it;
  
  import java.util.Collections;
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  import java.util.stream.Collectors;
  
  import io.quarkus.arc.Arc;
  import io.quarkus.arc.InstanceHandle;
  import jakarta.enterprise.context.ApplicationScoped;
  import jakarta.inject.Inject;
  import jakarta.ws.rs.GET;
  import jakarta.ws.rs.POST;
  import jakarta.ws.rs.Path;
  import jakarta.ws.rs.Produces;
  import jakarta.ws.rs.QueryParam;
  import jakarta.ws.rs.core.MediaType;
  import org.apache.camel.CamelContext;
  import org.apache.camel.Exchange;
  import org.apache.camel.ProducerTemplate;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.quarkus.component.grpc.it.model.PingRequest;
  import org.apache.camel.quarkus.component.grpc.it.model.PongResponse;
  import org.apache.camel.quarkus.grpc.runtime.CamelQuarkusBindableService;
  
  import static org.apache.camel.component.grpc.GrpcConstants.GRPC_METHOD_NAME_HEADER;
  
  @Path("/grpc")
  @ApplicationScoped
  public class GrpcResource {
  
      @Inject
      ProducerTemplate producerTemplate;
  
      @Inject
      CamelContext context;
  
      @Path("/producer")
      @POST
      @Produces(MediaType.APPLICATION_JSON)
      @SuppressWarnings("unchecked")
      public String producer(
              @QueryParam("portPropertyPlaceholder") String portPropertyPlaceholder,
              @QueryParam("pingName") String pingName,
              @QueryParam("methodName") String methodName,
              @QueryParam("pingId") int pingId,
              @QueryParam("synchronous") boolean synchronous) {
  
          final PingRequest pingRequest = PingRequest.newBuilder()
                  .setPingName(pingName)
                  .setPingId(pingId)
                  .build();
          final Map<String, Object> headers = Map.of(
                  "port", portPropertyPlaceholder,
                  GRPC_METHOD_NAME_HEADER, methodName,
                  "isSync", String.valueOf(synchronous));
  
          PongResponse response;
          if (methodName.contains("Async")) {
              List<PongResponse> responses = producerTemplate.requestBodyAndHeaders("direct:sendGrpcMessage", pingRequest,
                      headers, List.class);
              response = responses.get(0);
          } else {
              response = producerTemplate.requestBodyAndHeaders("direct:sendGrpcMessage", pingRequest, headers,
                      PongResponse.class);
          }
          return "{\"pongName\": \"%s\", \"pongId\": %d}".formatted(response.getPongName(), response.getPongId());
      }
  
      @Path("/forwardOnCompleted")
      @GET
      @Produces(MediaType.APPLICATION_JSON)
      public Map<String, Object> forwardOnCompleted() throws InterruptedException {
          MockEndpoint mockEndpoint = context.getEndpoint("mock:forwardOnCompleted", MockEndpoint.class);
          List<Exchange> exchanges = mockEndpoint.getExchanges();
          if (!exchanges.isEmpty()) {
              Exchange exchange = exchanges.get(0);
              return exchange.getMessage().getHeaders();
          }
          return Collections.emptyMap();
      }
  
      @Path("/forwardOnError")
      @GET
      @Produces(MediaType.APPLICATION_JSON)
      public Map<String, Object> forwardOnError() throws InterruptedException {
          MockEndpoint mockEndpoint = context.getEndpoint("mock:forwardOnError", MockEndpoint.class);
          List<Exchange> exchanges = mockEndpoint.getExchanges();
          if (!exchanges.isEmpty()) {
              Exchange exchange = exchanges.get(0);
              Throwable throwable = exchange.getMessage().getBody(Throwable.class);
              Map<String, Object> results = exchange.getMessage().getHeaders();
              results.put("error", throwable.getClass().getName());
              return results;
          }
          return Collections.emptyMap();
      }
  
      @Path("/grpcStreamReplies")
      @GET
      public void grpcStreamReplies() throws InterruptedException {
          int messageCount = 10;
          MockEndpoint endpoint = context.getEndpoint("mock:grpcStreamReplies", MockEndpoint.class);
          endpoint.expectedMessageCount(messageCount);
  
          for (int i = 1; i <= messageCount; i++) {
              PingRequest request = PingRequest.newBuilder().setPingName(String.valueOf(i)).build();
              producerTemplate.sendBody("direct:grpcStream", request);
          }
  
          endpoint.assertIsSatisfied();
      }
  
      @Path("/tls")
      @GET
      @Produces(MediaType.APPLICATION_JSON)
      public Map<String, Object> tlsConsumer() throws InterruptedException {
          MockEndpoint mockEndpoint = context.getEndpoint("mock:tls", MockEndpoint.class);
          List<Exchange> exchanges = mockEndpoint.getExchanges();
          if (!exchanges.isEmpty()) {
              Exchange exchange = exchanges.get(0);
              return exchange.getMessage().getHeaders();
          }
          return Collections.emptyMap();
      }
  
      @Path("/tls")
      @POST
      @Produces(MediaType.TEXT_PLAIN)
      public String tlsProducer(String message) {
          PingRequest pingRequest = PingRequest.newBuilder()
                  .setPingName(message)
                  .setPingId(12345)
                  .build();
  
          PongResponse response = producerTemplate.requestBodyAndHeader(
                  "direct:sendTls",
                  pingRequest,
                  "origin",
                  "producer",
                  PongResponse.class);
          return response.getPongName();
      }
  
      @Path("/jwt")
      @GET
      @Produces(MediaType.APPLICATION_JSON)
      public Map<String, Object> jwtConsumer() throws InterruptedException {
          MockEndpoint mockEndpoint = context.getEndpoint("mock:jwt", MockEndpoint.class);
          List<Exchange> exchanges = mockEndpoint.getExchanges();
          if (!exchanges.isEmpty()) {
              Exchange exchange = exchanges.get(0);
              return exchange.getMessage().getHeaders();
          }
          return Collections.emptyMap();
      }
  
      @Path("/jwt")
      @POST
      @Produces(MediaType.TEXT_PLAIN)
      public String jwtProducer(String message) {
          PingRequest pingRequest = PingRequest.newBuilder()
                  .setPingName(message)
                  .setPingId(12345)
                  .build();
  
          PongResponse response = producerTemplate.requestBodyAndHeader(
                  "direct:sendJwt",
                  pingRequest,
                  "origin",
                  "producer",
                  PongResponse.class);
          return response.getPongName();
      }
  
      @Path("/services")
      @GET
      @Produces(MediaType.APPLICATION_JSON)
      public Set<String> services() {
          return Arc.container()
                  .listAll(CamelQuarkusBindableService.class)
                  .stream()
                  .map(InstanceHandle::get)
                  .map(Object::getClass)
                  .map(Class::getSuperclass)
                  .map(Class::getName)
                  .collect(Collectors.toSet());
      }
  }
  