/*
 * Copyright 2022 Google LLC
 *
 * 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 com.example.stitcher;

// [START videostitcher_update_cdn_key_akamai]

import com.google.cloud.video.stitcher.v1.AkamaiCdnKey;
import com.google.cloud.video.stitcher.v1.CdnKey;
import com.google.cloud.video.stitcher.v1.CdnKeyName;
import com.google.cloud.video.stitcher.v1.UpdateCdnKeyRequest;
import com.google.cloud.video.stitcher.v1.VideoStitcherServiceClient;
import com.google.protobuf.ByteString;
import com.google.protobuf.FieldMask;
import java.io.IOException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

public class UpdateCdnKeyAkamai {

  private static final int TIMEOUT_IN_MINUTES = 2;

  public static void main(String[] args) throws Exception {
    // TODO(developer): Replace these variables before running the sample.
    String projectId = "my-project-id";
    String location = "us-central1";
    String cdnKeyId = "my-updated-cdn-key-id";
    String hostname = "updated.example.com";
    String akamaiTokenKey = "my-updated-token-key"; // will be converted to a byte string

    updateCdnKeyAkamai(projectId, location, cdnKeyId, hostname, akamaiTokenKey);
  }

  // updateCdnKeyAkamai updates the hostname and key fields for an existing CDN key.
  public static CdnKey updateCdnKeyAkamai(
      String projectId, String location, String cdnKeyId, String hostname, String akamaiTokenKey)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {
    // Initialize client that will be used to send requests. This client only needs to be created
    // once, and can be reused for multiple requests.
    try (VideoStitcherServiceClient videoStitcherServiceClient =
        VideoStitcherServiceClient.create()) {
      CdnKey cdnKey =
          CdnKey.newBuilder()
              .setName(CdnKeyName.of(projectId, location, cdnKeyId).toString())
              .setHostname(hostname)
              .setAkamaiCdnKey(
                  AkamaiCdnKey.newBuilder()
                      .setTokenKey(ByteString.copyFromUtf8(akamaiTokenKey))
                      .build())
              .build();

      UpdateCdnKeyRequest updateCdnKeyRequest =
          UpdateCdnKeyRequest.newBuilder()
              .setCdnKey(cdnKey)
              // Update the hostname field and token key field. You must set the mask to the fields
              // you want to update.
              .setUpdateMask(
                  FieldMask.newBuilder().addPaths("hostname").addPaths("akamai_cdn_key").build())
              .build();

      CdnKey response =
          videoStitcherServiceClient
              .updateCdnKeyAsync(updateCdnKeyRequest)
              .get(TIMEOUT_IN_MINUTES, TimeUnit.MINUTES);
      System.out.println("Updated CDN key: " + response.getName());
      return response;
    }
  }
}
// [END videostitcher_update_cdn_key_akamai]
