(async () => {
    const status = document.querySelector('.js-status');
    status.textContent = 'Looking up DID...';

    let did = null;

    try {
        const response = await fetch(`${location.protocol}//${BSKY_HANDLE}/.well-known/atproto-did`);
        did = await response.text();
    } catch(ex) {
        status.style.color = 'red';
        status.textContent = `Could not find DID! ${ex}`;
        return;
    }

    if(typeof did !== 'string' || !did.startsWith('did:')) {
        status.style.color = 'red';
        status.textContent = 'Look up result was not a valid DID.';
        return;
    }

    const url = BSKY_FORMAT.replace('%s', did);
    status.textContent = `Redirecting to ${url}...`;
    location.replace(url);
})();