@aws-amplify/core/dist/esm/adapterCore/serverContext/serverContext.mjs

Core category of aws-amplify

import { AmplifyClass } from '../../singleton/Amplify.mjs';
import { AmplifyServerContextError } from '../error/AmplifyServerContextError.mjs';
import { serverContextRegistry } from './serverContextRegistry.mjs';

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
/**
 * Creates an Amplify server context.
 * @param amplifyConfig The Amplify resource config.
 * @param libraryOptions The Amplify library options.
 * @returns The Amplify server context spec.
 */
const createAmplifyServerContext = (amplifyConfig, libraryOptions) => {
    const amplify = new AmplifyClass();
    amplify.configure(amplifyConfig, libraryOptions);
    return serverContextRegistry.register({
        amplify,
    });
};
/**
 * Returns an Amplify server context.
 * @param contextSpec The context spec used to get the Amplify server context.
 * @returns The Amplify server context.
 */
const getAmplifyServerContext = (contextSpec) => {
    assertContextSpec(contextSpec);
    const context = serverContextRegistry.get(contextSpec);
    if (context) {
        return context;
    }
    throw new AmplifyServerContextError({
        message: 'Attempted to get the Amplify Server Context that may have been destroyed.',
        recoverySuggestion: 'Ensure always call Amplify APIs within `runWithAmplifyServerContext` function, and do not attempt to reuse `contextSpec` object.',
    });
};
/**
 * Destroys an Amplify server context.
 * @param contextSpec The context spec used to destroy the Amplify server context.
 */
const destroyAmplifyServerContext = (contextSpec) => {
    serverContextRegistry.deregister(contextSpec);
};
const assertContextSpec = (contextSpec) => {
    let invalid = false;
    if (!Object.prototype.hasOwnProperty.call(contextSpec, 'token')) {
        invalid = true;
    }
    else if (!Object.prototype.hasOwnProperty.call(contextSpec.token, 'value')) {
        invalid = true;
    }
    else if (Object.prototype.toString.call(contextSpec.token.value) !==
        '[object Symbol]') {
        invalid = true;
    }
    if (invalid) {
        throw new AmplifyServerContextError({
            message: 'Invalid `contextSpec`.',
            recoverySuggestion: 'Ensure to use the `contextSpec` object injected by `runWithAmplifyServerContext` function.',
        });
    }
};

export { createAmplifyServerContext, destroyAmplifyServerContext, getAmplifyServerContext };
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