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

import {
	AmplifyServer,
	getAmplifyServerContext,
} from '@aws-amplify/core/internals/adapter-core';

import {
	GetUrlInput,
	GetUrlOutput,
	GetUrlWithPathInput,
	GetUrlWithPathOutput,
} from '../../types';
import { getUrl as getUrlInternal } from '../internal/getUrl';

/**
 * Get a temporary presigned URL to download the specified S3 object.
 * The presigned URL expires when the associated role used to sign the request expires or
 * the option  `expiresIn` is reached. The `expiresAt` property in the output object indicates when the URL MAY expire.
 *
 * By default, it will not validate the object that exists in S3. If you set the `options.validateObjectExistence`
 * to true, this method will verify the given object already exists in S3 before returning a presigned
 * URL, and will throw `StorageError` if the object does not exist.
 *
 * @param contextSpec - The isolated server context.
 * @param input - The `GetUrlWithPathInput` object.
 * @returns Presigned URL and timestamp when the URL may expire.
 * @throws service: `S3Exception` - thrown when checking for existence of the object
 * @throws validation: `StorageValidationErrorCode` - Validation errors
 * thrown either username or key are not defined.
 *
 */
export function getUrl(
	contextSpec: AmplifyServer.ContextSpec,
	input: GetUrlWithPathInput,
): Promise<GetUrlWithPathOutput>;
/**
 * @deprecated The `key` and `accessLevel` parameters are deprecated and may be removed in the next major version.
 * Please use {@link https://docs.amplify.aws/javascript/build-a-backend/storage/download/#generate-a-download-url | path} instead.
 *
 * Get a temporary presigned URL to download the specified S3 object.
 * The presigned URL expires when the associated role used to sign the request expires or
 * the option  `expiresIn` is reached. The `expiresAt` property in the output object indicates when the URL MAY expire.
 *
 * By default, it will not validate the object that exists in S3. If you set the `options.validateObjectExistence`
 * to true, this method will verify the given object already exists in S3 before returning a presigned
 * URL, and will throw `StorageError` if the object does not exist.
 *
 * @param contextSpec - The isolated server context.
 * @param input - The `GetUrlInput` object.
 * @returns Presigned URL and timestamp when the URL may expire.
 * @throws service: `S3Exception` - thrown when checking for existence of the object
 * @throws validation: `StorageValidationErrorCode` - Validation errors
 * thrown either username or key are not defined.
 *
 */
export function getUrl(
	contextSpec: AmplifyServer.ContextSpec,
	input: GetUrlInput,
): Promise<GetUrlOutput>;

export function getUrl(
	contextSpec: AmplifyServer.ContextSpec,
	input: GetUrlInput | GetUrlWithPathInput,
) {
	return getUrlInternal(getAmplifyServerContext(contextSpec).amplify, input);
}