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.cassandraql.it;
  
  import java.util.List;
  import java.util.stream.Collectors;
  
  import com.datastax.oss.driver.api.core.cql.Row;
  import com.datastax.oss.driver.api.core.cql.SimpleStatementBuilder;
  import jakarta.enterprise.context.ApplicationScoped;
  import jakarta.inject.Inject;
  import jakarta.ws.rs.DELETE;
  import jakarta.ws.rs.GET;
  import jakarta.ws.rs.PATCH;
  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.ConsumerTemplate;
  import org.apache.camel.Exchange;
  import org.apache.camel.FluentProducerTemplate;
  import org.apache.camel.component.cassandra.CassandraConstants;
  
  @Path("/cassandraql")
  @ApplicationScoped
  public class CassandraqlResource {
      public static final String EMPTY_LIST = "EMPTY";
  
      @Inject
      CamelContext camelContext;
  
      @Inject
      FluentProducerTemplate producerTemplate;
  
      @Inject
      ConsumerTemplate consumerTemplate;
  
      @Path("/insertEmployee")
      @POST
      public void insertEmployee(
              @QueryParam("name") String name,
              @QueryParam("address") String address,
              @QueryParam("id") int id,
              @QueryParam("endpointUri") String endpointUri) {
          producerTemplate.to(endpointUri)
                  .withBody(new Employee(id, name, address).getValueForInsert())
                  .request();
      }
  
      @Path("/getEmployee")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      @SuppressWarnings("unchecked")
      public String getEmployee(@QueryParam("id") int id) {
          final List<Row> rows = producerTemplate
                  .to("direct:read")
                  .withBody(id)
                  .request(List.class);
          return convertBodyToString(rows);
      }
  
      @Path("/cqlHeaderQuery")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      @SuppressWarnings("unchecked")
      public String cqlHeaderQuery(
              @QueryParam("id") int id,
              @QueryParam("cql") String cql,
              @QueryParam("queryAsSimpleStatement") boolean queryAsSimpleStatement) {
  
          Object cqlQuery;
          if (queryAsSimpleStatement) {
              cqlQuery = new SimpleStatementBuilder(cql).build();
          } else {
              cqlQuery = cql;
          }
  
          final List<Row> rows = producerTemplate
                  .to("direct:cqlHeaderQuery")
                  .withHeader(CassandraConstants.CQL_QUERY, cqlQuery)
                  .withBody(id)
                  .request(List.class);
          return convertBodyToString(rows);
      }
  
      @Path("/getEmployeeWithStrategy")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      @SuppressWarnings("unchecked")
      public String getEmployeeWithStrategy(@QueryParam("id") int id) {
          final List<Employee> employees = producerTemplate
                  .to("direct:readWithCustomStrategy")
                  .withBody(id)
                  .request(List.class);
  
          if (employees.isEmpty()) {
              return "";
          }
          return employees.get(0).getName();
      }
  
      @Path("/getAllEmployees")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      public String getAllEmployees() throws Exception {
          try {
              camelContext.getRouteController().startRoute("employee-consumer");
              Exchange exchange = consumerTemplate.receive("seda:employees", 5000);
              return convertBodyToString(exchange.getMessage().getBody());
          } finally {
              camelContext.getRouteController().stopRoute("employee-consumer");
          }
      }
  
      @Path("/updateEmployee")
      @PATCH
      @Produces(MediaType.TEXT_PLAIN)
      public boolean updateEmployee(
              @QueryParam("name") String name,
              @QueryParam("address") String address,
              @QueryParam("id") int id) {
          final Object result = producerTemplate.to("direct:update")
                  .withBody(new Employee(id, name, address).getValueForUpdate())
                  .request();
          return result != null;
      }
  
      @Path("/deleteEmployeeById")
      @DELETE
      public void deleteEmployeeById(@QueryParam("id") int id) {
          producerTemplate.to("direct:delete")
                  .withBody(id)
                  .request();
      }
  
      @Path("/aggregate")
      @POST
      public void aggregate(
              @QueryParam("name") String name,
              @QueryParam("address") String address,
              @QueryParam("id") int id) {
          producerTemplate.to("direct:aggregate")
                  .withBody(new Employee(id, name, address))
                  .request();
      }
  
      @Path("/checkLoadBalancingPolicy")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      public boolean checkLoadBalancingPolicy() throws Exception {
          return CustomLoadBalancingPolicy.awaitInitialization();
      }
  
      @SuppressWarnings("unchecked")
      private String convertBodyToString(Object body) {
          if (body instanceof List) {
              if (((List<?>) body).isEmpty()) {
                  return EMPTY_LIST;
              } else {
                  return ((List<Row>) body).stream()
                          .map(Row::getFormattedContents)
                          .collect(Collectors.joining(";"));
              }
          } else if (body instanceof String) {
              return (String) body;
          }
          return "";
      }
  }
  