@aws-amplify/core
Version:
Core category of aws-amplify
68 lines (65 loc) • 2.52 kB
JavaScript
import { AuthClass } from './Auth/index.mjs';
import { Hub, AMPLIFY_SYMBOL } from '../Hub/index.mjs';
import { parseAWSExports } from '../parseAWSExports.mjs';
import '../utils/getClientInfo/getClientInfo.mjs';
import '../utils/retry/retry.mjs';
import { deepFreeze } from '../utils/deepFreeze.mjs';
// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
class AmplifyClass {
constructor() {
this.resourcesConfig = {};
this.libraryOptions = {};
this.Auth = new AuthClass();
}
/**
* Configures Amplify for use with your back-end resources.
*
* @remarks
* This API does not perform any merging of either `resourcesConfig` or `libraryOptions`. The most recently
* provided values will be used after configuration.
*
* @remarks
* `configure` can be used to specify additional library options where available for supported categories.
*
* @param resourceConfig - Back-end resource configuration. Typically provided via the `aws-exports.js` file.
* @param libraryOptions - Additional options for customizing the behavior of the library.
*/
configure(resourcesConfig, libraryOptions) {
let resolvedResourceConfig;
if (Object.keys(resourcesConfig).some(key => key.startsWith('aws_'))) {
resolvedResourceConfig = parseAWSExports(resourcesConfig);
}
else {
resolvedResourceConfig = resourcesConfig;
}
this.resourcesConfig = resolvedResourceConfig;
if (libraryOptions) {
this.libraryOptions = libraryOptions;
}
// Make resource config immutable
this.resourcesConfig = deepFreeze(this.resourcesConfig);
this.Auth.configure(this.resourcesConfig.Auth, this.libraryOptions.Auth);
Hub.dispatch('core', {
event: 'configure',
data: resourcesConfig,
}, 'Configure', AMPLIFY_SYMBOL);
}
/**
* Provides access to the current back-end resource configuration for the Library.
*
* @returns Returns the immutable back-end resource configuration.
*/
getConfig() {
return this.resourcesConfig;
}
}
/**
* The `Amplify` utility is used to configure the library.
*
* @remarks
* `Amplify` is responsible for orchestrating cross-category communication within the library.
*/
const Amplify = new AmplifyClass();
export { Amplify, AmplifyClass };
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