@aws-amplify/storage
Version:
Storage category of aws-amplify
75 lines (72 loc) • 3.22 kB
JavaScript
import { Amplify } from '@aws-amplify/core';
import { StorageAction } from '@aws-amplify/core/internals/utils';
import { resolveS3ConfigAndInput } from '../utils/resolveS3ConfigAndInput.mjs';
import '@smithy/md5-js';
import '@aws-amplify/core/internals/aws-client-utils';
import '../utils/client/runtime/s3TransferHandler/fetch.mjs';
import 'fast-xml-parser';
import '../utils/client/runtime/s3TransferHandler/xhr.mjs';
import 'buffer';
import { createDownloadTask } from '../utils/transferTask.mjs';
import { validateStorageOperationInput } from '../utils/validateStorageOperationInput.mjs';
import '../../../errors/types/validation.mjs';
import { STORAGE_INPUT_KEY } from '../utils/constants.mjs';
import '../utils/client/base.mjs';
import { getObject } from '../utils/client/getObject.mjs';
import '../utils/client/listObjectsV2.mjs';
import '../utils/client/putObject.mjs';
import '../utils/client/createMultipartUpload.mjs';
import '../utils/client/uploadPart.mjs';
import '../utils/client/completeMultipartUpload.mjs';
import '../utils/client/listParts.mjs';
import '../utils/client/abortMultipartUpload.mjs';
import '../utils/client/copyObject.mjs';
import '../utils/client/headObject.mjs';
import '../utils/client/deleteObject.mjs';
import { getStorageUserAgentValue } from '../utils/userAgent.mjs';
import { logger } from '../../../utils/logger.mjs';
// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
function downloadData(input) {
const abortController = new AbortController();
const downloadTask = createDownloadTask({
job: downloadDataJob(input, abortController.signal),
onCancel: (message) => {
abortController.abort(message);
},
});
return downloadTask;
}
const downloadDataJob = (downloadDataInput, abortSignal) => async () => {
const { options: downloadDataOptions } = downloadDataInput;
const { bucket, keyPrefix, s3Config, identityId } = await resolveS3ConfigAndInput(Amplify, downloadDataOptions);
const { inputType, objectKey } = validateStorageOperationInput(downloadDataInput, identityId);
const finalKey = inputType === STORAGE_INPUT_KEY ? keyPrefix + objectKey : objectKey;
logger.debug(`download ${objectKey} from ${finalKey}.`);
const { Body: body, LastModified: lastModified, ContentLength: size, ETag: eTag, Metadata: metadata, VersionId: versionId, ContentType: contentType, } = await getObject({
...s3Config,
abortSignal,
onDownloadProgress: downloadDataOptions?.onProgress,
userAgentValue: getStorageUserAgentValue(StorageAction.DownloadData),
}, {
Bucket: bucket,
Key: finalKey,
...(downloadDataOptions?.bytesRange && {
Range: `bytes=${downloadDataOptions.bytesRange.start}-${downloadDataOptions.bytesRange.end}`,
}),
});
const result = {
body,
lastModified,
size,
contentType,
eTag,
metadata,
versionId,
};
return inputType === STORAGE_INPUT_KEY
? { key: objectKey, ...result }
: { path: objectKey, ...result };
};
export { downloadData };
//# sourceMappingURL=downloadData.mjs.map