37 lines
1.1 KiB
JavaScript
37 lines
1.1 KiB
JavaScript
import { loadScript } from '../../base/util';
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/**
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* Loads config.js file from remote server.
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*
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* @param {string} host - Host where config.js is hosted.
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* @param {string} path='/config.js' - Relative pah to config.js file.
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* @returns {Promise<Object>}
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*/
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export function loadConfig(host, path = '/config.js') {
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// Returns config.js file from global scope. We can't use the version that's
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// being used for the React Native app because the old/current Web app uses
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// config from the global scope.
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if (typeof APP !== 'undefined') {
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return Promise.resolve(window.config);
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}
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return loadScript(new URL(path, host).toString())
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.then(() => {
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const config = window.config;
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// We don't want to pollute global scope.
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window.config = undefined;
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if (typeof config !== 'object') {
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throw new Error('window.config is not an object');
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}
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return config;
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})
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.catch(err => {
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console.error(`Failed to load ${path} from ${host}`, err);
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throw err;
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});
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}
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