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namespace gcs = ::google::cloud::storage;
[](gcs::Client client, std::string const& bucket_name, bool enabled) {
  auto metadata = client.PatchBucket(
      bucket_name, gcs::BucketMetadataPatchBuilder().SetAutoclass(
                       gcs::BucketAutoclass{enabled}));
  if (!metadata) throw google::cloud::Status(std::move(metadata).status());

  std::cout << "The autoclass configuration for bucket " << bucket_name
            << " was successfully updated.";
  if (!metadata->has_autoclass()) {
    std::cout << " The bucket no longer has an autoclass configuration.\n";
    return;
  }
  std::cout << " The new configuration is " << metadata->autoclass() << "\n";
}

using Google.Cloud.Storage.V1;
using Google.Apis.Storage.v1.Data;
using static Google.Apis.Storage.v1.Data.Bucket;
using System;

public class SetAutoclassSample
{
    public Bucket SetAutoclass(string bucketName)
    {
        var storage = StorageClient.Create();
        var bucket = storage.GetBucket(bucketName);
        bucket.Autoclass = new AutoclassData { Enabled = true, TerminalStorageClass = "ARCHIVE" };
        storage.PatchBucket(bucket);
        Console.WriteLine($"Autoclass enabled is set to {bucket.Autoclass.Enabled} for {bucketName} at {bucket.Autoclass.ToggleTimeDateTimeOffset}.");
        Console.WriteLine($"Autoclass terminal storage class is {bucket.Autoclass.TerminalStorageClass}.");
        return bucket;
    }
}

import (
	"context"
	"fmt"
	"io"
	"time"

	"cloud.google.com/go/storage"
)

// setAutoclass sets the Autoclass configuration for a bucket.
func setAutoclass(w io.Writer, bucketName string) error {
	// bucketName := "bucket-name"

	// To update the configuration for Autoclass.TerminalStorageClass,
	// Autoclass.Enabled must also be set to true.
	// To disable autoclass on the bucket, set to an empty &Autoclass{}.
	enabled := true
	terminalStorageClass := "ARCHIVE"
	ctx := context.Background()
	client, err := storage.NewClient(ctx)
	if err != nil {
		return fmt.Errorf("storage.NewClient: %w", err)
	}
	defer client.Close()

	ctx, cancel := context.WithTimeout(ctx, time.Second*10)
	defer cancel()

	bucket := client.Bucket(bucketName)
	bucketAttrsToUpdate := storage.BucketAttrsToUpdate{
		Autoclass: &storage.Autoclass{
			Enabled:              enabled,
			TerminalStorageClass: terminalStorageClass,
		},
	}
	if _, err := bucket.Update(ctx, bucketAttrsToUpdate); err != nil {
		return fmt.Errorf("Bucket(%q).Update: %w", bucketName, err)
	}
	fmt.Fprintf(w, "Autoclass enabled was set to %v on bucket %q \n", bucketAttrsToUpdate.Autoclass.Enabled, bucketName)
	fmt.Fprintf(w, "Autoclass terminal storage class was last updated to %v at %v", bucketAttrsToUpdate.Autoclass.TerminalStorageClass, bucketAttrsToUpdate.Autoclass.TerminalStorageClassUpdateTime)
	return nil
}

import com.google.cloud.storage.Bucket;
import com.google.cloud.storage.BucketInfo.Autoclass;
import com.google.cloud.storage.Storage;
import com.google.cloud.storage.Storage.BucketTargetOption;
import com.google.cloud.storage.StorageClass;
import com.google.cloud.storage.StorageOptions;

public class SetBucketAutoclass {
  public static void setBucketAutoclass(
      String projectId, String bucketName, StorageClass storageClass) throws Exception {
    // The ID of your GCP project
    // String projectId = "your-project-id";

    // The ID of your GCS bucket
    // String bucketName = "your-unique-bucket-name";

    // The storage class that objects in an Autoclass bucket eventually transition to if not read
    // for a certain length of time
    // StorageClass storageClass = StorageClass.ARCHIVE;

    // Configure the Autoclass setting for a bucket.

    // Note:  terminal_storage_class field is optional and defaults to NEARLINE if not otherwise
    // specified. Valid terminal_storage_class values are NEARLINE and ARCHIVE.
    boolean enabled = true;

    try (Storage storage =
        StorageOptions.newBuilder().setProjectId(projectId).build().getService()) {
      Bucket bucket = storage.get(bucketName);

      Bucket toUpdate =
          bucket
              .toBuilder()
              .setAutoclass(
                  Autoclass.newBuilder()
                      .setEnabled(enabled)
                      .setTerminalStorageClass(storageClass)
                      .build())
              .build();

      Bucket updated = storage.update(toUpdate, BucketTargetOption.metagenerationMatch());

      System.out.println(
          "Autoclass for bucket "
              + bucketName
              + " was "
              + (updated.getAutoclass().getEnabled() ? "enabled." : "disabled."));
      System.out.println(
          "Autoclass terminal storage class is "
              + updated.getAutoclass().getTerminalStorageClass().toString());
    }
  }
}

/**
 * TODO(developer): Uncomment the following lines before running the sample.
 */
// The ID of your GCS bucket
// const bucketName = 'your-unique-bucket-name';

// The terminal storage class to be set on your GCS bucket. Valid values are NEARLINE and ARCHIVE.
// const terminalStorageClass = 'NEARLINE';

// Imports the Google Cloud client library
const {Storage} = require('@google-cloud/storage');

// Creates a client
const storage = new Storage();

async function setAutoclass() {
  // Configure the Autoclass setting for a bucket.
  // terminalStorageClass field is optional and defaults to NEARLINE if not otherwise specified.
  // Valid terminalStorageClass values are NEARLINE and ARCHIVE.
  const [metadata] = await storage.bucket(bucketName).setMetadata({
    autoclass: {
      enabled: toggle,
      terminalStorageClass,
    },
  });

  console.log(
    `Autoclass terminal storage class is ${metadata.autoclass.terminalStorageClass}.`
  );
}

setAutoclass().catch(console.error);

use Google\Cloud\Storage\StorageClient;

/**
 * Updates an existing bucket with provided autoclass config.
 *
 * @param string $bucketName The name of your Cloud Storage bucket (e.g. 'my-bucket').
 * @param bool $autoclassStatus If true, enables Autoclass. Disables otherwise.
 * @param string $terminalStorageClass This field is optional and defaults to `NEARLINE`.
 *        Valid values are `NEARLINE` and `ARCHIVE`.
 */
function set_bucket_autoclass(
    string $bucketName,
    bool $autoclassStatus,
    string $terminalStorageClass
): void {
    $storage = new StorageClient();
    $bucket = $storage->bucket($bucketName);

    $bucket->update([
        'autoclass' => [
            'enabled' => $autoclassStatus,
            'terminalStorageClass' => $terminalStorageClass
        ],
    ]);

    $info = $bucket->info();
    printf(
        'Updated bucket %s with autoclass set to %s.' . PHP_EOL,
        $info['name'],
        $autoclassStatus ? 'true' : 'false'
    );
    printf(
        'Autoclass terminal storage class is %s.' . PHP_EOL,
        $info['autoclass']['terminalStorageClass']
    );
}

from google.cloud import storage


def set_autoclass(bucket_name):
    """Configure the Autoclass setting for a bucket.

    terminal_storage_class field is optional and defaults to NEARLINE if not otherwise specified.
    Valid terminal_storage_class values are NEARLINE and ARCHIVE.
    """
    # The ID of your GCS bucket
    # bucket_name = "my-bucket"
    # Enable Autoclass for a bucket. Set enabled to false to disable Autoclass.
    # Set Autoclass.TerminalStorageClass, valid values are NEARLINE and ARCHIVE.
    enabled = True
    terminal_storage_class = "ARCHIVE"

    storage_client = storage.Client()
    bucket = storage_client.bucket(bucket_name)

    bucket.autoclass_enabled = enabled
    bucket.autoclass_terminal_storage_class = terminal_storage_class
    bucket.patch()
    print(f"Autoclass enabled is set to {bucket.autoclass_enabled} for {bucket.name} at {bucket.autoclass_toggle_time}.")
    print(f"Autoclass terminal storage class is {bucket.autoclass_terminal_storage_class}.")

    return bucket

require "google/cloud/storage"

##
# This is a snippet for showcasing how to set the autoclass
# configuration of a bucket.
#
# @param bucket_name [String] The ID of your GCS bucket (e.g. "your-unique-bucket-name")
# @param toggle [Boolean] if true, enables Autoclass; if false, disables Autoclass
#
def set_autoclass bucket_name:, toggle:, terminal_storage_class: nil
  # Initialize client
  storage = Google::Cloud::Storage.new

  # Fetch the GCS bucket
  bucket = storage.bucket bucket_name

  # Update the autoclass configuration
  bucket.update_autoclass({ enabled: toggle, terminal_storage_class: terminal_storage_class })
  terminal_class_update_time = bucket.autoclass_terminal_storage_class_update_time

  # Get autoclass config of the bucket
  puts "Bucket #{bucket.name} has autoclass config set to #{bucket.autoclass_enabled}."
  puts "Bucket #{bucket.name} has autoclass toggle time set to #{bucket.autoclass_toggle_time}."
  puts "Bucket #{bucket.name} has autoclass terminal storage class set to #{bucket.autoclass_terminal_storage_class}."
  puts "Bucket #{bucket.name} has autoclass terminal storage class update time set to #{terminal_class_update_time}."
end

namespace gcs = ::google::cloud::storage;
[](gcs::Client client, std::string const& bucket_name) {
  auto metadata = client.GetBucketMetadata(bucket_name);
  if (!metadata) throw google::cloud::Status(std::move(metadata).status());

  if (!metadata->has_autoclass()) {
    std::cout << "The bucket " << metadata->name() << " does not have an"
              << " autoclass configuration.\n";
    return;
  }

  std::cout << "Autoclass is "
            << (metadata->autoclass().enabled ? "enabled" : "disabled")
            << " for bucket " << metadata->name() << ". "
            << " The bucket's full autoclass configuration is "
            << metadata->autoclass() << "\n";
}

using Google.Cloud.Storage.V1;
using System;
using static Google.Apis.Storage.v1.Data.Bucket;

public class GetAutoclassSample
{
    public AutoclassData GetAutoclass(string bucketName)
    {
        var storage = StorageClient.Create();
        var bucket = storage.GetBucket(bucketName);
        Console.WriteLine($"Autoclass enabled is set to {bucket.Autoclass.Enabled} for {bucketName} at {bucket.Autoclass.ToggleTimeDateTimeOffset}.");
        Console.WriteLine($"Autoclass terminal storage class is set to {bucket.Autoclass.TerminalStorageClass} for {bucketName} at {bucket.Autoclass.TerminalStorageClassUpdateTimeDateTimeOffset}.");
        return bucket.Autoclass;
    }
}

import (
	"context"
	"fmt"
	"io"
	"time"

	"cloud.google.com/go/storage"
)

// getAutoclass gets the Autoclass configuration for a bucket.
// See https://cloud.google.com/storage/docs/using-autoclass for more information.
func getAutoclass(w io.Writer, bucketName string) error {
	// bucketName := "bucket-name"
	ctx := context.Background()
	client, err := storage.NewClient(ctx)
	if err != nil {
		return fmt.Errorf("storage.NewClient: %w", err)
	}
	defer client.Close()

	ctx, cancel := context.WithTimeout(ctx, time.Second*10)
	defer cancel()

	attrs, err := client.Bucket(bucketName).Attrs(ctx)
	if err != nil {
		return fmt.Errorf("Bucket(%q).Attrs: %w", bucketName, err)
	}
	fmt.Fprintf(w, "Autoclass enabled was set to %v on bucket %q at %v", attrs.Autoclass.Enabled, bucketName, attrs.Autoclass.ToggleTime)
	fmt.Fprintf(w, "Autoclass terminal storage class was last updated to %v at %v", attrs.Autoclass.TerminalStorageClass, attrs.Autoclass.TerminalStorageClassUpdateTime)
	return nil
}

import com.google.cloud.storage.BucketInfo.Autoclass;
import com.google.cloud.storage.Storage;
import com.google.cloud.storage.StorageClass;
import com.google.cloud.storage.StorageOptions;
import java.time.OffsetDateTime;

public class GetBucketAutoclass {
  public static void getBucketAutoclass(String projectId, String bucketName) {
    // The ID of your GCP project
    // String projectId = "your-project-id";

    // The ID of your GCS bucket
    // String bucketName = "your-unique-bucket-name";

    Storage storage = StorageOptions.newBuilder().setProjectId(projectId).build().getService();
    Autoclass autoclass = storage.get(bucketName).getAutoclass();
    String status = autoclass.getEnabled() ? "enabled" : "disabled";
    String toggleTime = autoclass.getToggleTime().toString();
    StorageClass terminalStorageClass = autoclass.getTerminalStorageClass();
    OffsetDateTime terminalStorageClassUpdateTime = autoclass.getTerminalStorageClassUpdateTime();

    System.out.println(
        "Autoclass is currently "
            + status
            + " for bucket "
            + bucketName
            + " and was last changed at "
            + toggleTime
            + ". The terminal storage class is set to be "
            + terminalStorageClass.name()
            + " last updated at "
            + terminalStorageClassUpdateTime.toString());
  }
}

/**
 * TODO(developer): Uncomment the following lines before running the sample.
 */
// The ID of your GCS bucket
// const bucketName = 'your-unique-bucket-name';

// Imports the Google Cloud client library
const {Storage} = require('@google-cloud/storage');

// Creates a client
const storage = new Storage();

async function getAutoclass() {
  const [metadata] = await storage.bucket(bucketName).getMetadata();
  console.log(
    `Autoclass is ${
      metadata.autoclass.enabled ? 'enabled' : 'disabled'
    } for ${metadata.name} at ${metadata.autoclass.toggleTime}.
 Autoclass terminal storage class is last updated to ${
   metadata.autoclass.terminalStorageClass
 } at ${metadata.autoclass.terminalStorageClassUpdateTime}.`
  );
}

getAutoclass().catch(console.error);

use Google\Cloud\Storage\StorageClient;

/**
 * Print a bucket autoclass configuration.
 *
 * @param string $bucketName The name of your Cloud Storage bucket (e.g. 'my-bucket').
 */
function get_bucket_autoclass(string $bucketName): void
{
    $storage = new StorageClient();
    $bucket = $storage->bucket($bucketName);

    $info = $bucket->info();

    if (isset($info['autoclass'])) {
        printf('Bucket %s has autoclass enabled: %s' . PHP_EOL,
            $bucketName,
            $info['autoclass']['enabled']
        );
        printf('Bucket %s has autoclass toggle time: %s' . PHP_EOL,
            $bucketName,
            $info['autoclass']['toggleTime']
        );
        printf(
            'Autoclass terminal storage class is set to %s for %s at %s.' . PHP_EOL,
            $info['autoclass']['terminalStorageClass'],
            $info['name'],
            $info['autoclass']['terminalStorageClassUpdateTime'],
        );
    }
}

from google.cloud import storage


def get_autoclass(bucket_name):
    """Get the Autoclass setting for a bucket."""
    # The ID of your GCS bucket
    # bucket_name = "my-bucket"

    storage_client = storage.Client()
    bucket = storage_client.get_bucket(bucket_name)
    autoclass_enabled = bucket.autoclass_enabled
    autoclass_toggle_time = bucket.autoclass_toggle_time
    terminal_storage_class = bucket.autoclass_terminal_storage_class
    tsc_update_time = bucket.autoclass_terminal_storage_class_update_time

    print(f"Autoclass enabled is set to {autoclass_enabled} for {bucket.name} at {autoclass_toggle_time}.")
    print(f"Autoclass terminal storage class is set to {terminal_storage_class} for {bucket.name} at {tsc_update_time}.")

    return bucket

require "google/cloud/storage"

##
# This is a snippet for showcasing how to access the autoclass
# configuration of a bucket.
#
# @param bucket_name [String] The ID of your GCS bucket (e.g. "your-unique-bucket-name")
#
def get_autoclass bucket_name:
  # Initialize client
  storage = Google::Cloud::Storage.new

  # Fetch the GCS bucket
  bucket = storage.bucket bucket_name
  terminal_class_update_time = bucket.autoclass_terminal_storage_class_update_time

  # Get autoclass config of the bucket
  puts "Bucket #{bucket.name} has autoclass config set to #{bucket.autoclass_enabled}."
  puts "Bucket #{bucket.name} has autoclass toggle time set to #{bucket.autoclass_toggle_time}."
  puts "Bucket #{bucket.name} has autoclass terminal storage class set to #{bucket.autoclass_terminal_storage_class}."
  puts "Bucket #{bucket.name} has autoclass terminal storage class update time set to #{terminal_class_update_time}."
end