kanidm/server/core/static/pkhtml.js

function asskey_login(target) {
    let credentialRequestOptions = JSON.parse(document.getElementById('data').textContent);
    credentialRequestOptions.publicKey.challenge = Base64.toUint8Array(credentialRequestOptions.publicKey.challenge);
    credentialRequestOptions.publicKey.allowCredentials?.forEach(function (listItem) {
        listItem.id = Base64.toUint8Array(listItem.id)
    });

    navigator.credentials.get({ publicKey: credentialRequestOptions.publicKey })
    .then((assertion) => {
        const myRequest = new Request(target, {
            method: 'POST',
            redirect: 'follow',
            headers: {
                'Content-Type': 'application/json'
            },
            body: JSON.stringify({
                id: assertion.id,
                rawId: Base64.fromUint8Array(new Uint8Array(assertion.rawId), true),
                type: assertion.type,
                response: {
                    authenticatorData: Base64.fromUint8Array(new Uint8Array(assertion.response.authenticatorData), true),
                    clientDataJSON: Base64.fromUint8Array(new Uint8Array(assertion.response.clientDataJSON), true),
                    signature: Base64.fromUint8Array(new Uint8Array(assertion.response.signature), true),
                    userHandle: Base64.fromUint8Array(new Uint8Array(assertion.response.userHandle), true)
                },
            }),
        });
        fetch(myRequest).then((response) => {
            if (response.redirected) {
                window.location.replace(response.url);
                return;
            } else {
                console.error("expected a redirect");
            }
        })
    })
}

try {
    const myButton = document.getElementById("start-passkey-button");
    myButton.addEventListener("click", () => {
        asskey_login('/ui/login/passkey');
    });
} catch (_error) {};

try {
    const myButton = document.getElementById("start-seckey-button");
    myButton.addEventListener("click", () => {
        asskey_login('/ui/login/seckey');
    });
} catch (_error) {};