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/**
 * Copyright (C) 2015 Red Hat, Inc.
 *
 * 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.fabric8.kubernetes.examples;

import io.fabric8.kubernetes.api.model.NamespaceBuilder;
import io.fabric8.kubernetes.api.model.Pod;
import io.fabric8.kubernetes.client.Config;
import io.fabric8.kubernetes.client.ConfigBuilder;
import io.fabric8.kubernetes.client.DefaultKubernetesClient;
import io.fabric8.kubernetes.client.KubernetesClient;
import io.fabric8.kubernetes.client.KubernetesClientException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ReplaceExamples {

  private static final Logger logger = LoggerFactory.getLogger(ReplaceExamples.class);

  public static void main(String[] args) {
    String master = "https://localhost:8443/";
    if (args.length == 1) {
      master = args[0];
    }

    Config config = new ConfigBuilder().withMasterUrl(master).build();
    try (KubernetesClient client = new DefaultKubernetesClient(config)) {
      try {
        log("Create namespace:", client.namespaces().create(new NamespaceBuilder().withNewMetadata().withName("thisisatest").endMetadata().build()));

        Pod createdPod = client.pods().inNamespace("thisisatest").createNew()
          .withNewMetadata()
          .withName("testpod")
          .addToLabels("server", "nginx")
          .endMetadata()
          .withNewSpec()
          .addNewContainer().withName("nginx").withImage("nginx")
          .addNewPort().withContainerPort(80).endPort()
          .endContainer()
          .endSpec().done();
        log("Created testPod:", createdPod);

        Pod updatedPod = client.pods().inNamespace("thisisatest").withName("testpod").edit()
          .editMetadata()
          .addToLabels("server2", "nginx2")
          .and().done();
        log("Replaced testPod:", updatedPod);

      } catch (KubernetesClientException e) {
        logger.error(e.getMessage(), e);
      } finally {
        client.namespaces().withName("thisisatest").delete();
      }
    }
  }

  private static void log(String action, Object obj) {
    logger.info("{}: {}", action, obj);
  }

  private static void log(String action) {
    logger.info(action);
  }

}