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/*
 * Copyright The Microcks Authors.
 *
 * Licensed 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.github.microcks.operator.base.resources;

import io.github.microcks.operator.MicrocksOperatorConfig;
import io.github.microcks.operator.api.base.v1alpha1.Microcks;
import io.github.microcks.operator.api.base.v1alpha1.MicrocksSpec;
import io.github.microcks.operator.model.NamedSecondaryResourceProvider;

import io.fabric8.kubernetes.api.model.IntOrString;
import io.fabric8.kubernetes.api.model.ObjectMeta;
import io.fabric8.kubernetes.api.model.Service;
import io.fabric8.kubernetes.api.model.ServiceBuilder;
import io.javaoperatorsdk.operator.api.reconciler.Context;
import io.javaoperatorsdk.operator.processing.dependent.kubernetes.CRUDKubernetesDependentResource;
import io.javaoperatorsdk.operator.processing.dependent.kubernetes.KubernetesDependent;
import org.jboss.logging.Logger;

/**
 * A Keycloak Kubernetes Service dependent resource.
 * @author laurent
 */
@KubernetesDependent(labelSelector = MicrocksOperatorConfig.RESOURCE_LABEL_SELECTOR)
public class MicrocksServiceDependentResource extends CRUDKubernetesDependentResource
      implements NamedSecondaryResourceProvider {

   /** Get a JBoss logging logger. */
   private final Logger logger = Logger.getLogger(getClass());

   /** Default empty constructor. */
   public MicrocksServiceDependentResource() {
      super(Service.class);
   }

   /**
    * Get the name of Service given the primary Microcks resource.
    * @param microcks The primary resource
    * @return The name of Service
    */
   public static String getServiceName(Microcks microcks) {
      return MicrocksDeploymentDependentResource.getDeploymentName(microcks);
   }

   @Override
   public String getSecondaryResourceName(Microcks primary) {
      return getServiceName(primary);
   }

   @Override
   protected Service desired(Microcks microcks, Context context) {
      logger.debugf("Building desired Keycloak Service for '%s'", microcks.getMetadata().getName());

      final ObjectMeta microcksMetadata = microcks.getMetadata();
      final String microcksName = microcksMetadata.getName();
      final MicrocksSpec spec = microcks.getSpec();

      ServiceBuilder builder = new ServiceBuilder()
            .withNewMetadata()
               .withName(getSecondaryResourceName(microcks))
               .withNamespace(microcksMetadata.getNamespace())
               .addToLabels("app", microcksName)
               .addToLabels("container", "spring")
               .addToLabels("group", "microcks")
               .addToLabels(spec.getCommonLabels())
               .addToAnnotations(spec.getCommonAnnotations())
            .endMetadata()
            .withNewSpec()
               .addToSelector("app", microcksName)
               .addToSelector("container", "spring")
               .addToSelector("group", "microcks")
               .addNewPort()
                  .withName("spring")
                  .withPort(8080)
                  .withProtocol("TCP")
                  .withTargetPort(new IntOrString(8080))
               .endPort()
               .withSessionAffinity("None")
               .withType("ClusterIP")
            .endSpec();

      return builder.build();
   }
}