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feat(web): QR code on the setup funding step #267

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Merged
Jolah1 merged 1 commit into from
Jul 4, 2026
Merged

feat(web): QR code on the setup funding step #267

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61 changes: 47 additions & 14 deletions ghostkey-web/src/PasswordSetupPortal.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -77,7 +77,8 @@
* server stores only that public key and never anything spendable.
* Strictly non-custodial; the residual above does not apply.
*/
import { useEffect, useState } from "react";
import { useEffect, useMemo, useState } from "react";
import qrcode from "qrcode-generator";
import {
Button,
Field,
Expand Down Expand Up @@ -2450,6 +2451,16 @@ function FundAddressCard({
? "Send from any Bitcoin wallet, any amount."
: `This vault is on the ${network} test network. Don't send real Bitcoin here.`;
const [copied, setCopied] = useState(false);
// Uppercase bech32 packs into the QR's alphanumeric mode, giving a
// sparser, easier-to-scan code. Wallets accept either case. Same
// pattern as the dashboard's Add Bitcoin card.
const qrUrl = useMemo(() => {
if (!address) return null;
const qr = qrcode(0, "M");
qr.addData(address.toUpperCase());
qr.make();
return qr.createDataURL(5, 8);
}, [address]);
async function copy() {
if (!address) return;
try {
Expand Down Expand Up @@ -2479,19 +2490,16 @@ function FundAddressCard({
// In group mode the heading + vault id already names the
// card; render the address row directly without the Field
// wrapper (which insists on a label).
<div className="card flex items-center gap-3 px-4 py-3">
<code className="flex-1 break-all font-mono text-sm">
{address}
</code>
<Button variant="quiet" onClick={copy}>
{copied ? "Copied" : "Copy"}
</Button>
</div>
) : (
<Field
label="Your vault address"
hint={fundingHint}
>
<div>
{qrUrl ? (
<div className="mb-3 flex justify-center">
<img
src={qrUrl}
alt={`QR code for vault address ${address}`}
className="h-40 w-40 rounded-lg bg-white p-1"
/>
</div>
) : null}
<div className="card flex items-center gap-3 px-4 py-3">
<code className="flex-1 break-all font-mono text-sm">
{address}
Expand All @@ -2500,6 +2508,31 @@ function FundAddressCard({
{copied ? "Copied" : "Copy"}
</Button>
</div>
</div>
) : (
<Field
label="Your vault address"
hint={fundingHint}
>
<div>
{qrUrl ? (
<div className="mb-3 flex justify-center">
<img
src={qrUrl}
alt={`QR code for vault address ${address}`}
className="h-40 w-40 rounded-lg bg-white p-1"
/>
</div>
) : null}
<div className="card flex items-center gap-3 px-4 py-3">
<code className="flex-1 break-all font-mono text-sm">
{address}
</code>
<Button variant="quiet" onClick={copy}>
{copied ? "Copied" : "Copy"}
</Button>
</div>
</div>
</Field>
)
) : (
Expand Down
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