// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0

// snippet-start:[s3.javascript.bucket_operations.list_create_delete]

if (process.argv.length < 4) {
  console.log(
    "Usage: node s3.js <the bucket name> <the AWS Region to use>\n" +
      "Example: node s3.js my-test-bucket us-east-2"
  );
  process.exit(1);
}

var AWS = require("aws-sdk"); // To set the AWS credentials and region.
var async = require("async"); // To call AWS operations asynchronously.

AWS.config.update({
  region: region,
});

var s3 = new AWS.S3({ apiVersion: "2006-03-01" });
var bucket_name = process.argv[2];
var region = process.argv[3];

var create_bucket_params = {
  Bucket: bucket_name,
  CreateBucketConfiguration: {
    LocationConstraint: region,
  },
};

var delete_bucket_params = { Bucket: bucket_name };

// List all of your available buckets in this AWS Region.
function listMyBuckets(callback) {
  s3.listBuckets(function (err, data) {
    if (err) {
    } else {
      console.log("My buckets now are:\n");

      for (var i = 0; i < data.Buckets.length; i++) {
        console.log(data.Buckets[i].Name);
      }
    }

    callback(err);
  });
}

// Create a bucket in this AWS Region.
function createMyBucket(callback) {
  console.log("\nCreating a bucket named " + bucket_name + "...\n");

  s3.createBucket(create_bucket_params, function (err, data) {
    if (err) {
      console.log(err.code + ": " + err.message);
    }

    callback(err);
  });
}

// Delete the bucket you just created.
function deleteMyBucket(callback) {
  console.log("\nDeleting the bucket named " + bucket_name + "...\n");

  s3.deleteBucket(delete_bucket_params, function (err, data) {
    if (err) {
      console.log(err.code + ": " + err.message);
    }

    callback(err);
  });
}

// Call the AWS operations in the following order.
async.series([
  listMyBuckets,
  createMyBucket,
  listMyBuckets,
  deleteMyBucket,
  listMyBuckets,
]);
// snippet-end:[s3.javascript.bucket_operations.list_create_delete]