54 lines
1.4 KiB
JavaScript
54 lines
1.4 KiB
JavaScript
import { useSelector } from 'react-redux';
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import { getTargetSubjectMetadata } from '../selectors';
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import { SUBJECT_TYPES } from '../../shared/constants/app';
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/**
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* @typedef {object} OriginMetadata
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* @property {string} hostname - The hostname of the origin (host + port)
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* @property {string} origin - The original origin string itself
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* @property {string} [iconUrl] - The origin's site icon URL, if available
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* @property {string} [name] - The registered name of the origin if available
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*/
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/**
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* Gets origin metadata from redux and formats it appropriately.
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*
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* @param {string} origin - The fully formed url of the site interacting with
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* MetaMask
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* @returns {OriginMetadata | null} The origin metadata available for the
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* current origin
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*/
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export function useOriginMetadata(origin) {
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const targetSubjectMetadata = useSelector((state) =>
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getTargetSubjectMetadata(state, origin),
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);
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if (!origin) {
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return null;
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}
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let minimumOriginMetadata = null;
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try {
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const url = new URL(origin);
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minimumOriginMetadata = {
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host: url.host,
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hostname: url.hostname,
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origin,
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subjectType: SUBJECT_TYPES.UNKNOWN,
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};
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} catch (_) {
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// do nothing
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}
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if (targetSubjectMetadata && minimumOriginMetadata) {
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return {
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...minimumOriginMetadata,
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...targetSubjectMetadata,
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};
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} else if (targetSubjectMetadata) {
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return targetSubjectMetadata;
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}
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return minimumOriginMetadata;
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}
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