RocketChat/Rocket.Chat

import { settings } from '../../settings/client';
import { getAvatarURL } from './getAvatarURL';

export const getUserAvatarURL = function (username: string, cache = ''): string | undefined {
    const externalSource = (settings.get<string>('Accounts_AvatarExternalProviderUrl') || '').trim().replace(/\/$/, '');
    if (externalSource !== '') {
        return externalSource.replace('{username}', username);
    }
    if (username == null) {
        return;
    }

    return getAvatarURL({ username, cache });
};