69 lines
1.4 KiB
TypeScript
69 lines
1.4 KiB
TypeScript
// Copyright 2022 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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/* eslint-disable @typescript-eslint/no-explicit-any */
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import { cloneDeep, get, set } from 'lodash';
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export type ObjectMappingSpecType =
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| string
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| ReadonlyArray<ObjectMappingSpecType>
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| Readonly<{
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key: string;
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valueSpec: ObjectMappingSpecType;
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}>
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| Readonly<{
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isMap: true;
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valueSpec: ObjectMappingSpecType;
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}>;
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export function mapObjectWithSpec<Input, Output>(
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spec: ObjectMappingSpecType,
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// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
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data: any,
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map: (value: Input) => Output,
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target = cloneDeep(data)
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): any {
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if (!data) {
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return target;
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}
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if (typeof spec === 'string') {
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const value = get(data, spec);
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if (value) {
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set(target, spec, map(value));
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}
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return target;
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}
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if ('isMap' in spec) {
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for (const key of Object.keys(data)) {
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// eslint-disable-next-line no-param-reassign
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target[key] = mapObjectWithSpec(
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spec.valueSpec,
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data[key],
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map,
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target[key]
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);
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}
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return target;
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}
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if ('key' in spec) {
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// eslint-disable-next-line no-param-reassign
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target[spec.key] = mapObjectWithSpec(
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spec.valueSpec,
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data[spec.key],
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map,
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target[spec.key]
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);
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return target;
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}
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for (const key of spec) {
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mapObjectWithSpec(key, data, map, target);
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}
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return target;
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}
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