console-app/lib/Sources/ConfigSource.ts
2020-05-18 19:18:02 +02:00

44 lines
1.2 KiB
TypeScript

/*
* Copyright (C) Sapphirecode - All Rights Reserved
* This file is part of console-app which is released under MIT.
* See file 'LICENSE' for full license details.
* Created by Timo Hocker <timo@scode.ovh>, May 2020
*/
/* eslint-disable no-await-in-loop */
import fs from 'fs-extra';
import { OptionProcess } from '../Option';
import { OptionSource } from './OptionSource';
export class ConfigSource extends OptionSource {
private _config_files: string[];
public constructor (config_files: string[]) {
super ();
this._config_files = config_files;
}
public async parse (options: OptionProcess[]): Promise<void> {
const data: Record<string, unknown> = {};
for (const f of this._config_files) {
if (await fs.pathExists (f)) {
try {
const json = JSON.parse (await fs.readFile (f, 'utf-8'));
for (const key of Object.keys (json))
data[key] = json[key];
}
catch {
continue;
}
}
}
const keys = Object.keys (data);
await Promise.all (options.map (async (opt) => {
if (keys.includes (opt.name))
await this.assign_arg (opt, data[opt.name]);
}));
}
}