diff options
Diffstat (limited to 'src/features/nwc.js')
| -rw-r--r-- | src/features/nwc.js | 62 |
1 files changed, 51 insertions, 11 deletions
diff --git a/src/features/nwc.js b/src/features/nwc.js index ec79081..a2730f5 100644 --- a/src/features/nwc.js +++ b/src/features/nwc.js @@ -30,7 +30,7 @@ import { t } from '../i18n.js'; import { dlog } from '../debug.js'; import { qrSvg } from '../qr.js'; import { getNetwork } from '../api.js'; -import { loadBg, saveBg, clearBg } from '../nwc-bg.js'; +import { loadBg, saveBg, clearBg, readBgLog } from '../nwc-bg.js'; import { encodeNoffer } from '../noffer.js'; import { maybeBolt11 } from '../ark/lightning.js'; import { withRequestLock } from '../nwc-lock.js'; @@ -56,7 +56,7 @@ const nowSec = () => Math.floor(Date.now() / 1000); const errRes = (code, message) => ({ error: { code, message } }); export function nwcFeature(ctx) { - const { h, ui, render, wallet, hook, fmtAmount, unitLabel, copyBtn, toast } = ctx; + const { h, ui, render, wallet, hook, fmtAmount, unitLabel, copyBtn, copy, toast } = ctx; // Relay transport, injectable so the protocol can be driven in tests // without a live relay. const { @@ -478,11 +478,21 @@ export function nwcFeature(ctx) { try { res = await hook('arkPayInvoice', invoice, { maxAmountSat: c.maxSat }); } catch (e) { - // The ASP already holds a payment for this invoice: another device - // of this wallet took the same request first. Its outcome is ours — - // wait for it rather than report a failure over a zap that is - // paying. The payer records the spend; this side only relays. - if (!/already in progress/i.test(e.message || '')) throw e; + // A payment for this invoice already exists: ours, begun on an + // earlier request (the worker started it while closed, say), or + // another device's — the ASP refuses a second HTLC for one invoice. + // Its outcome is the answer, never an error whose text says "paid": + // a client once read "already paid or is being paid" as paid, hours + // before the money moved. The payer records the spend; this side + // only relays. + if (!/already in progress|already paid/i.test(e.message || '')) throw e; + const mine = await hook('arkLnLookup', { paymentHash: dec.paymentHash }).catch(() => null); + if (mine && mine.type === 'outgoing' && mine.state === 'settled' && mine.preimage) { + return { sibling: true, result: { preimage: mine.preimage, fees_paid: 0 } }; + } + if (mine && mine.type === 'outgoing' && mine.state === 'pending') { + return errRes('OTHER', 'a payment for this invoice is still in progress; ask again in a moment'); + } const out = await hook('arkLnOutcome', dec.paymentHash, 60000); if (!out || out.status !== 'success') throw e; return { sibling: true, result: { preimage: out.preimage, fees_paid: 0 } }; @@ -822,6 +832,25 @@ export function nwcFeature(ctx) { // wrong keys — background wake-ups silently die the first time a // connection is recreated. Debounced; the server replaces by endpoint. let regTimer = null; + // The browser's subscription, made again when it's gone: iOS drops it after + // three pushes that showed no notification (and a key rotation strands an + // old one), and nothing else re-arms a wallet whose `background` is still on. + async function currentSub() { + const reg = await navigator.serviceWorker.ready; + const { publicKey } = await (await fetch(`${NOTIFIER}/vapid`)).json(); + const want = b64ToBytes(publicKey); + let sub = await reg.pushManager.getSubscription(); + if (sub) { + let have = []; + try { have = new Uint8Array(sub.options.applicationServerKey || []); } catch {} + if (have.length === want.length && have.every((b, i) => b === want[i])) return sub.toJSON(); + try { await sub.unsubscribe(); } catch {} + } + if (typeof Notification === 'undefined' || Notification.permission !== 'granted') return null; + sub = await reg.pushManager.subscribe({ userVisibleOnly: true, applicationServerKey: want }); + dlog('nwc: push subscription was gone, made a new one'); + return sub.toJSON(); + } function refreshRegistration() { if (!load().background) return; if (typeof navigator === 'undefined' || !('serviceWorker' in navigator)) return; @@ -831,8 +860,7 @@ export function nwcFeature(ctx) { const pks = watchPks(); if (!pks.length) return; const up2 = upEndpoint(); - const sub = up2 ? { endpoint: up2, unifiedpush: true } - : await (await navigator.serviceWorker.ready).pushManager.getSubscription().then((x) => x && x.toJSON()); + const sub = up2 ? { endpoint: up2, unifiedpush: true } : await currentSub(); if (!sub) return; await fetch(`${NOTIFIER}/register`, { method: 'POST', headers: { 'content-type': 'application/json' }, @@ -949,7 +977,7 @@ export function nwcFeature(ctx) { if (typeof window !== 'undefined') { window.addEventListener('online', () => listen()); document.addEventListener('visibilitychange', () => { - if (document.visibilityState === 'visible' && conns().length) listen(); + if (document.visibilityState === 'visible' && conns().length) { listen(); refreshRegistration(); } }); } } @@ -1075,7 +1103,19 @@ export function nwcFeature(ctx) { h('button', { class: 'btn-sm', onClick: () => { const s = load(); s.paySentNotify = !on; save(s); writeBg(); render(); } }, on ? t('nwcOn') : t('nwcOff'))), - h('div', { class: 'small faint' }, t('notifPaySentHint')))]; + h('div', { class: 'small faint' }, t('notifPaySentHint'))), + // the worker's diary, for the report that says where a closed wallet + // got to (a phone stops it without a trace) + h('div', { class: 'card col', style: 'gap:10px' }, + h('div', { class: 'row between' }, + h('span', { class: 'small' }, t('nwcWorkerLog')), + h('button', { class: 'btn-sm', onClick: async () => { + const lines = await readBgLog(); + if (!lines.length) { toast(t('nwcWorkerLogEmpty')); return; } + await copy(lines.join('\n')); + toast(t('copied')); + } }, t('copy'))), + h('div', { class: 'small faint' }, t('nwcWorkerLogHint')))]; }, }; } |