element-web-Github/src/boundThreepids.js

/*
Copyright 2019 The Matrix.org Foundation C.I.C.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

import IdentityAuthClient from './IdentityAuthClient';

export async function getThreepidsWithBindStatus(client, filterMedium) {
    const userId = client.getUserId();

    let { threepids } = await client.getThreePids();
    if (filterMedium) {
        threepids = threepids.filter((a) => a.medium === filterMedium);
    }

    // Check bind status assuming we have an IS and terms are agreed
    if (threepids.length > 0 && client.getIdentityServerUrl()) {
        // TODO: Handle terms agreement
        // See https://github.com/vector-im/riot-web/issues/10522
        const authClient = new IdentityAuthClient();
        const identityAccessToken = await authClient.getAccessToken();

        // Restructure for lookup query
        const query = threepids.map(({ medium, address }) => [medium, address]);
        const lookupResults = await client.bulkLookupThreePids(query, identityAccessToken);

        // Record which are already bound
        for (const [medium, address, mxid] of lookupResults.threepids) {
            if (mxid !== userId) {
                continue;
            }
            if (filterMedium && medium !== filterMedium) {
                continue;
            }
            const threepid = threepids.find(e => e.medium === medium && e.address === address);
            if (!threepid) continue;
            threepid.bound = true;
        }
    }

    return threepids;
}