Show preimage of confirmed withdrawals (#1106)

* Show preimage of confirmed withdrawals

* Assign preimage in one-liner

api/resolvers/wallet.js

@@ -1,4 +1,4 @@
-import { getIdentity, createHodlInvoice, createInvoice, decodePaymentRequest, payViaPaymentRequest, cancelHodlInvoice, getInvoice as getInvoiceFromLnd, getNode, authenticatedLndGrpc, deletePayment } from 'ln-service'
+import { getIdentity, createHodlInvoice, createInvoice, decodePaymentRequest, payViaPaymentRequest, cancelHodlInvoice, getInvoice as getInvoiceFromLnd, getNode, authenticatedLndGrpc, deletePayment, getPayment } from 'ln-service'
 import { GraphQLError } from 'graphql'
 import crypto from 'crypto'
 import serialize from './serial'
@@ -45,8 +45,7 @@ export async function getInvoice (parent, { id }, { me, models, lnd }) {
 
   try {
     if (inv.confirmedAt) {
-      const lnInv = await getInvoiceFromLnd({ id: inv.hash, lnd })
-      inv.confirmedPreimage = lnInv.secret
+      inv.confirmedPreimage = (await getInvoiceFromLnd({ id: inv.hash, lnd })).secret
     }
   } catch (err) {
     console.error('error fetching invoice from LND', err)
@@ -55,7 +54,7 @@ export async function getInvoice (parent, { id }, { me, models, lnd }) {
   return inv
 }
 
-export async function getWithdrawl (parent, { id }, { me, models }) {
+export async function getWithdrawl (parent, { id }, { me, models, lnd }) {
   if (!me) {
     throw new GraphQLError('you must be logged in', { extensions: { code: 'FORBIDDEN' } })
   }
@@ -77,6 +76,14 @@ export async function getWithdrawl (parent, { id }, { me, models }) {
     throw new GraphQLError('not ur withdrawal', { extensions: { code: 'FORBIDDEN' } })
   }
 
+  try {
+    if (wdrwl.status === 'CONFIRMED') {
+      wdrwl.preimage = (await getPayment({ id: wdrwl.hash, lnd })).payment.secret
+    }
+  } catch (err) {
+    console.error('error fetching payment from LND', err)
+  }
+
   return wdrwl
 }
 

api/typeDefs/wallet.js

@@ -86,6 +86,7 @@ export default gql`
     satsFeePaid: Int
     status: String
     autoWithdraw: Boolean!
+    preimage: String
   }
 
   type Fact {

fragments/wallet.js

@@ -31,6 +31,7 @@ export const WITHDRAWL = gql`
       satsFeePaid
       status
       autoWithdraw
+      preimage
     }
   }`
 

pages/withdrawals/[id].js

@@ -112,7 +112,7 @@ function LoadWithdrawl () {
       </div>
       <InvoiceStatus variant={variant} status={status} />
       <div className='w-100 mt-3'>
-        <Bolt11Info bolt11={data.withdrawl.bolt11}>
+        <Bolt11Info bolt11={data.withdrawl.bolt11} preimage={data.withdrawl.preimage}>
           <PrivacyOption wd={data.withdrawl} />
         </Bolt11Info>
       </div>