feature(lnd-ipc): fetch payments with IPC

app/lnd/index.js

@@ -3,6 +3,7 @@ import lightning from './lib/lightning'
 
 const lnd = lightning(config.lightningRpc, config.lightningHost)
 
+// LND Get Info
 export function info() {
   return new Promise((resolve, reject) => {
     lnd.getInfo({}, (err, data) => {
@@ -13,6 +14,7 @@ export function info() {
   })
 }
 
+// LND List Peers
 export function peers() {
   return new Promise((resolve, reject) => {
     lnd.listPeers({}, (err, data) => {
@@ -23,7 +25,43 @@ export function peers() {
   })
 }
 
+// LND List Channels
+const channels = new Promise((resolve, reject) => {
+  lnd.listChannels({}, (err, data) => {
+    if (err) { reject(err) }
+
+    resolve(data)
+  })
+})
+
+// LND List Pending Channels
+const pendingChannels = new Promise((resolve, reject) => {
+  lnd.pendingChannels({}, (err, data) => {
+    if (err) { reject(err) }
+
+    resolve(data)
+  })
+})
+
+// LND Get All Channels
+export function allChannels() {
+  return Promise.all([channels, pendingChannels])
+}
+
+// LND Get Payments
+export function payments() {
+  return new Promise((resolve, reject) => {
+    lnd.listPayments({}, (err, data) => {
+      if (err) { reject(err) }
+      
+      resolve(data)
+    })
+  })
+}
+
 export default {
   info,
-  peers
+  peers,
+  allChannels,
+  payments
 }

app/main.dev.js

@@ -100,10 +100,23 @@ ipcMain.on('lnd', (event, { msg, data }) => {
       .catch(error => console.log('info error: ', error))
       break
     case 'peers':
+      // Data looks like { peers: [] }
       lnd.peers()
       .then(peers => event.sender.send('receivePeers', peers))
       .catch(error => console.log('info error: ', error))
       break
+    case 'channels':
+      // Data looks like [ { channels: [channel, channel, channel] }, { total_limbo_balance: 0, pending_open_channels: [], pending_closing_channels: [], pending_force_closing_channels: [] } ]
+      lnd.allChannels()
+      .then(data => event.sender.send('receiveChannels', { channels: data[0].channels, pendingChannels: data[1] }))
+      .catch(error => console.log('info error: ', error))
+      break
+    case 'payments':
+      // Data looks like { payments: [] }
+      lnd.payments()
+      .then(payments => event.sender.send('receivePayments', payments))
+      .catch(error => console.log('info error: ', error))
+      break
     default:
       return
   }

app/reducers/channels.js

@@ -1,4 +1,5 @@
 import { createSelector } from 'reselect'
+import { ipcRenderer } from 'electron'
 import { callApi, callApis } from '../api'
 // ------------------------------------
 // Constants
@@ -38,14 +39,6 @@ export function getChannels() {
   }
 }
 
-export function receiveChannels(channels) {
-  return {
-    type: RECEIVE_CHANNELS,
-    channels: channels[0].data.channels,
-    pendingChannels: channels[1].data
-  }
-}
-
 export function openingChannel() {
   return {
     type: OPENING_CHANNEL
@@ -64,12 +57,15 @@ export function openingFailure() {
   }
 }
 
+// Send IPC event for peers
 export const fetchChannels = () => async (dispatch) => {
   dispatch(getChannels())
-  const channels = await callApis(['channels', 'pending_channels'])
-  dispatch(receiveChannels(channels))
+  ipcRenderer.send('lnd', { msg: 'channels' })
 }
 
+// Receive IPC event for channels
+export const receiveChannels = (event, { channels, pendingChannels }) => dispatch => dispatch({ type: RECEIVE_CHANNELS, channels, pendingChannels })
+
 export const openChannel = ({ pubkey, localamt, pushamt }) => async (dispatch) => {
   const payload = { pubkey, localamt, pushamt }
   dispatch(openingChannel())

app/reducers/ipc.js

@@ -1,11 +1,15 @@
 import createIpc from 'redux-electron-ipc'
 import { receiveInfo } from './info'
 import { receivePeers } from './peers'
+import { receiveChannels } from './channels'
+import { receivePayments } from './payment'
 
 // Import all receiving IPC event handlers and pass them into createIpc
 const ipc = createIpc({
   'receiveInfo': receiveInfo,
-  'receivePeers': receivePeers
+  'receivePeers': receivePeers,
+  'receiveChannels': receiveChannels,
+  'receivePayments': receivePayments
 })
 
 export default ipc

app/reducers/payment.js

@@ -1,4 +1,5 @@
 import { createSelector } from 'reselect'
+import { ipcRenderer } from 'electron'
 import { callApi } from '../api'
 
 // ------------------------------------
@@ -29,13 +30,6 @@ export function getPayments() {
   }
 }
 
-export function receivePayments(data) {
-  return {
-    type: RECEIVE_PAYMENTS,
-    payments: data.payments.reverse()
-  }
-}
-
 export function sendPayment() {
   return {
     type: SEND_PAYMENT
@@ -55,19 +49,15 @@ export function paymentFailed() {
   }
 }
 
+// Send IPC event for peers
 export const fetchPayments = () => async (dispatch) => {
   dispatch(getPayments())
-  const payments = await callApi('payments')
-
-  if (payments) {
-    dispatch(receivePayments(payments.data))
-  } else {
-    dispatch(paymentFailed())
-  }
-
-  return payments
+  ipcRenderer.send('lnd', { msg: 'payments' })
 }
 
+// Receive IPC event for peers
+export const receivePayments = (event, { payments }) => dispatch => dispatch({ type: RECEIVE_PAYMENTS, payments })
+
 export const payInvoice = payment_request => async (dispatch) => {
   dispatch(sendPayment())
   const payment = await callApi('sendpayment', 'post', { payment_request })