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.karavan.kubernetes;
  
  import io.fabric8.kubernetes.api.model.apps.Deployment;
  import io.fabric8.kubernetes.client.informers.ResourceEventHandler;
  import io.vertx.core.json.JsonObject;
  import io.vertx.mutiny.core.eventbus.EventBus;
  import org.apache.camel.karavan.model.ContainerType;
  import org.apache.camel.karavan.model.DeploymentStatus;
  import org.jboss.logging.Logger;
  
  import static org.apache.camel.karavan.KaravanConstants.LABEL_TYPE;
  import static org.apache.camel.karavan.KaravanEvents.DEPLOYMENT_DELETED;
  import static org.apache.camel.karavan.KaravanEvents.DEPLOYMENT_UPDATED;
  
  public class DeploymentEventHandler implements ResourceEventHandler<Deployment> {
  
      private static final Logger LOGGER = Logger.getLogger(DeploymentEventHandler.class.getName());
      private final KubernetesStatusService kubernetesStatusService;
      private final EventBus eventBus;
  
      public DeploymentEventHandler(KubernetesStatusService kubernetesStatusService, EventBus eventBus) {
          this.kubernetesStatusService = kubernetesStatusService;
          this.eventBus = eventBus;
      }
  
      @Override
      public void onAdd(Deployment deployment) {
          try {
              LOGGER.info("onAdd " + deployment.getMetadata().getName());
              DeploymentStatus ds = getDeploymentStatus(deployment);
              eventBus.publish(DEPLOYMENT_UPDATED, JsonObject.mapFrom(ds));
          } catch (Exception e){
              LOGGER.error(e.getMessage());
          }
      }
  
      @Override
      public void onUpdate(Deployment oldDeployment, Deployment newDeployment) {
          try {
              LOGGER.info("onUpdate " + newDeployment.getMetadata().getName());
              DeploymentStatus ds = getDeploymentStatus(newDeployment);
              eventBus.publish(DEPLOYMENT_UPDATED, JsonObject.mapFrom(ds));
          } catch (Exception e){
              LOGGER.error(e.getMessage());
          }
      }
  
      @Override
      public void onDelete(Deployment deployment, boolean deletedFinalStateUnknown) {
          try {
              LOGGER.info("onDelete " + deployment.getMetadata().getName());
              DeploymentStatus ds = new DeploymentStatus(
                      deployment.getMetadata().getName(),
                      deployment.getMetadata().getNamespace(),
                      kubernetesStatusService.getCluster(),
                      kubernetesStatusService.getEnvironment());
              eventBus.publish(DEPLOYMENT_DELETED, JsonObject.mapFrom(ds));
          } catch (Exception e){
              LOGGER.error(e.getMessage());
          }
      }
  
      public DeploymentStatus getDeploymentStatus(Deployment deployment) {
          try {
              var dsImage = deployment.getSpec().getTemplate().getSpec().getContainers().get(0).getImage();
              var imageName = dsImage.startsWith("image-registry.openshift-image-registry.svc")
                      ? dsImage.replace("image-registry.openshift-image-registry.svc:5000/", "")
                      : dsImage;
              var typeLabel = deployment.getMetadata().getLabels().get(LABEL_TYPE);
              var type = typeLabel != null ? ContainerType.valueOf(typeLabel) : ContainerType.unknown;
              return new DeploymentStatus(
                      deployment.getMetadata().getName(),
                      deployment.getMetadata().getNamespace(),
                      kubernetesStatusService.getCluster(),
                      kubernetesStatusService.getEnvironment(),
                      imageName,
                      deployment.getSpec().getReplicas(),
                      deployment.getStatus().getReadyReplicas(),
                      deployment.getStatus().getUnavailableReplicas(),
                      type
              );
          } catch (Exception ex) {
              LOGGER.error(ex.getMessage());
              return new DeploymentStatus(
                      deployment.getMetadata().getName(),
                      deployment.getMetadata().getNamespace(),
                      kubernetesStatusService.getCluster(),
                      kubernetesStatusService.getEnvironment());
          }
      }
  }