stacker.news/wallets/blink/server.js

62 lines
1.9 KiB
JavaScript

import { withTimeout } from '@/lib/time'
import { getScopes, SCOPE_READ, SCOPE_RECEIVE, SCOPE_WRITE, getWallet, request } from '@/wallets/blink/common'
import { msatsToSats } from '@/lib/format'
export * from '@/wallets/blink'
export async function testCreateInvoice ({ apiKeyRecv, currencyRecv }) {
const scopes = await getScopes(apiKeyRecv)
if (!scopes.includes(SCOPE_READ)) {
throw new Error('missing READ scope')
}
if (scopes.includes(SCOPE_WRITE)) {
throw new Error('WRITE scope must not be present')
}
if (!scopes.includes(SCOPE_RECEIVE)) {
throw new Error('missing RECEIVE scope')
}
const timeout = 15_000
currencyRecv = currencyRecv ? currencyRecv.toUpperCase() : 'BTC'
return await withTimeout(createInvoice({ msats: 1000, expiry: 1 }, { apiKeyRecv, currencyRecv }), timeout)
}
export async function createInvoice (
{ msats, description, expiry },
{ apiKeyRecv, currencyRecv }) {
currencyRecv = currencyRecv ? currencyRecv.toUpperCase() : 'BTC'
const wallet = await getWallet(apiKeyRecv, currencyRecv)
if (currencyRecv !== 'BTC') {
throw new Error('unsupported currency ' + currencyRecv)
}
const mutation = `
mutation LnInvoiceCreate($input: LnInvoiceCreateInput!) {
lnInvoiceCreate(input: $input) {
invoice {
paymentRequest
}
errors {
message
}
}
}
`
const out = await request(apiKeyRecv, mutation, {
input: {
amount: msatsToSats(msats),
expiresIn: Math.floor(expiry / 60) || 1,
memo: description,
walletId: wallet.id
}
})
const res = out.data.lnInvoiceCreate
const errors = res.errors
if (errors && errors.length > 0) {
throw new Error(errors.map(e => e.code + ' ' + e.message).join(', '))
}
const invoice = res.invoice.paymentRequest
return invoice
}