refactor: updated voice snippets

voice/answer-webhook-endpoint.js

@@ -1,12 +1,13 @@
-'use strict';
-
 require('dotenv').config({ path: __dirname + '/../.env' });
+const Express = require('express');
+const bodyParser = require('body-parser');
+
+const app = new Express();
+const port = process.env.PORT || 3000;
 
-const app = require('express')();
-app.set('port', (process.env.PORT || 5000));
-app.use(require('body-parser').urlencoded({ extended: false }));
+app.use(bodyParser.urlencoded({ extended: false }));
 
-app.get('/answer-webhook', function (req, res) {
+app.get('/webhook/answer', (_, res) => {
   // At this point you build an NCCO that fulfills your use case.
   // For the purposes of an example we'll just read out some text.
   const ncco = [
@@ -20,6 +21,7 @@ app.get('/answer-webhook', function (req, res) {
   res.status(200);
 });
 
-app.listen(app.get('port'), function() {
-  console.log('Example app listening on port', app.get('port'));
+app.listen(port, () => {
+  console.log(`Example app listening on port ${port}`);
 });
+

voice/conference-call.js

@@ -1,22 +1,22 @@
 require('dotenv').config({ path: __dirname + '/../.env' });
-const CONF_NAME = process.env.CONF_NAME;
-
 const Express = require('express');
-
-const app = new Express();
 const bodyParser = require('body-parser');
 
+const app = new Express();
+const port = process.env.PORT || 3000;
 app.use(bodyParser.json());
 
-const onInboundCall = (request, response) => {
+const VOICE_CONF_NAME = process.env.VOICE_CONF_NAME;
+
+const onInboundCall = (_, response) => {
   const ncco = [
     {
       action: 'talk',
       text: 'Please wait while we connect you to the conference',
     },
     {
       action: 'conversation',
-      name: CONF_NAME,
+      name: VOICE_CONF_NAME,
     },
   ];
 
@@ -25,4 +25,6 @@ const onInboundCall = (request, response) => {
 
 app.get('/webhooks/answer', onInboundCall);
 
-app.listen(3000);
+app.listen(port, () => {
+  console.log(`Example app listening on port ${port}`);
+});

voice/connect-an-inbound-call.js

@@ -1,20 +1,21 @@
 require('dotenv').config({ path: __dirname + '/../.env' });
-const YOUR_SECOND_NUMBER = process.env.YOUR_SECOND_NUMBER;
-const VONAGE_NUMBER = process.env.VONAGE_NUMBER;
-
 const Express = require('express');
 
 const app = new Express();
+const port = process.env.PORT || 3000;
+
+const VONAGE_NUMBER = process.env.VONAGE_NUMBER;
+const VONAGE_VIRTUAL_NUMBER = process.env.VONAGE_VIRTUAL_NUMBER;
 
-const onInboundCall = (request, response) => {
+const onInboundCall = (_, response) => {
   const ncco = [
     {
       action: 'connect',
       from: VONAGE_NUMBER,
       endpoint: [
         {
           type: 'phone',
-          number: YOUR_SECOND_NUMBER,
+          number: VONAGE_VIRTUAL_NUMBER,
         },
       ],
     },
@@ -25,4 +26,6 @@ const onInboundCall = (request, response) => {
 
 app.get('/webhooks/answer', onInboundCall);
 
-app.listen(3000);
+app.listen(port, () => {
+  console.log(`Example app listening on port ${port}`);
+});

voice/connect-synchronous.js

@@ -1,32 +1,28 @@
-'use strict';
-
 require('dotenv').config({ path: __dirname + '/../.env' });
-
-const VONAGE_FROM_NUMBER = process.env.VONAGE_FROM_NUMBER;
-const VONAGE_TO_NUMBER = process.env.VONAGE_TO_NUMBER;
-const VONAGE_ALT_NUMBER = process.env.VONAGE_ALT_NUMBER;
-
-const app = require('express')();
+const Express = require('express');
 const bodyParser = require('body-parser');
 
+const app = new Express();
 app.use(bodyParser.json());
-app.set('port', (process.env.PORT || 5000));
 
-app.get('/answer', function (req, res) {
+const port = process.env.PORT || 3000;
+const VONAGE_VIRTUAL_NUMBER = process.env.VONAGE_VIRTUAL_NUMBER;
+const VOICE_TO_NUMBER = process.env.VOICE_TO_NUMBER;
 
-  const serverHost = req.protocol + '://' + req.get('host');
+app.get('/answer', (req, res) => {
+  const serverHost = req.protocol + '://' + req.host;
 
   const ncco = [
     {
       action: 'connect',
-      from: VONAGE_FROM_NUMBER,
+      from: VONAGE_VIRTUAL_NUMBER,
       timeout: 5,
       eventType: 'synchronous',
       eventUrl: [`${serverHost}/connect-event`],
       endpoint: [
         {
           type: 'phone',
-          number: VONAGE_ALT_NUMBER,
+          number: VONAGE_VIRTUAL_NUMBER,
         },
       ],
     },
@@ -39,23 +35,17 @@ app.get('/answer', function (req, res) {
 
 });
 
-app.post('/connect-event', function(req, res) {
+app.post('/connect-event', (req, res) => {
   const ncco = [];
 
   if(req.body.status === 'timeout') {
-    // Note: you cannot presently do this
-    // ncco.push({
-    //   action: 'talk',
-    //   text: 'Sorry, the attempt to connect your call timed out.'
-    // });
-
     ncco.push({
       action: 'connect',
-      from: VONAGE_FROM_NUMBER,
+      from: VONAGE_VIRTUAL_NUMBER,
       endpoint: [
         {
           type: 'phone',
-          number: VONAGE_TO_NUMBER,
+          number: VOICE_TO_NUMBER,
         },
       ],
     });
@@ -69,6 +59,6 @@ app.post('/events', function(req, res) {
   res.status(200);
 });
 
-const server = app.listen(process.env.PORT || 4004, () => {
-  console.log('Express server listening on port %d in %s mode', server.address().port, app.settings.env);
+app.listen(port, () => {
+  console.log(`Example app listening on port ${port}`);
 });

voice/download-a-recording.js

@@ -1,22 +1,21 @@
 require('dotenv').config({ path: __dirname + '/../.env' });
+const { FileClient } = require('@vonage/server-client');
 
 const VONAGE_PRIVATE_KEY = __dirname +'/../'+ process.env.VONAGE_PRIVATE_KEY;
 const VONAGE_APPLICATION_ID = process.env.VONAGE_APPLICATION_ID;
 
-const RECORDING_URL = process.env.RECORDING_URL;
-const FILE_PATH = process.env.FILE_PATH;
-
-const { FileClient } = require('@vonage/server-client');
+const VOICE_RECORDING_URL = process.env.VOICE_RECORDING_URL;
+const VOICE_RECORDING_DESTINATION = process.env.VOICE_RECORDING_DESTINATION;
 
 const fileClient = new FileClient({
   applicationId: VONAGE_APPLICATION_ID,
   privateKey: VONAGE_PRIVATE_KEY,
 });
 
 fileClient.downloadFile(
-  RECORDING_URL,
-  FILE_PATH,
+  VOICE_RECORDING_URL,
+  VOICE_RECORDING_DESTINATION,
 )
-  .then(() => console.log(`File Downloaded to ${FILE_PATH}`))
+  .then(() => console.log(`File Downloaded to ${VOICE_RECORDING_DESTINATION}`))
   .catch((error) => console.error(error));
 

voice/earmuff-a-call.js

@@ -1,23 +1,21 @@
 require('dotenv').config({ path: __dirname + '/../.env' });
+const { Vonage } = require('@vonage/server-sdk');
 
-const VONAGE_PRIVATE_KEY = __dirname +'/../'+ process.env.VONAGE_PRIVATE_KEY;
 const VONAGE_APPLICATION_ID = process.env.VONAGE_APPLICATION_ID;
-
-const UUID = process.env.UUID;
-
-const { Vonage } = require('@vonage/server-sdk');
+const VONAGE_PRIVATE_KEY = process.env.VONAGE_PRIVATE_KEY;
+const VOICE_CALL_ID = process.env.VOICE_CALL_ID;
 
 const vonage = new Vonage({
   applicationId: VONAGE_APPLICATION_ID,
   privateKey: VONAGE_PRIVATE_KEY,
 });
 
-vonage.voice.earmuffCall(UUID)
+vonage.voice.earmuffCall(VOICE_CALL_ID)
   .then(() => console.log('Call earmuffed'))
   .catch((error) => console.error(error));
 
 const unearmuff = () => {
-  vonage.voice.unearmuffCall(UUID)
+  vonage.voice.unearmuffCall(VOICE_CALL_ID)
     .then(() => console.log('Unearmuffed call'))
     .catch((error) => console.error(error));
 };

voice/asr.js → voice/handle-user-input.asr.js

@@ -1,8 +1,8 @@
+require('dotenv').config({ path: __dirname + '/../.env' });
 const Express = require('express');
-const bodyParser = require('body-parser');
 
 const app = new Express();
-app.use(bodyParser.json());
+const port = process.env.PORT || 3000;
 
 const onInboundCall = (request, response) => {
   const ncco = [
@@ -42,4 +42,6 @@ app
   .get('/webhooks/answer', onInboundCall)
   .post('/webhooks/asr', onInput);
 
-app.listen(3000);
+app.listen(port, () => {
+  console.log(`Example app listening on port ${port}`);
+});

voice/make-call-ncco.js → voice/make-an-outbound-call-with-ncco.js

@@ -1,17 +1,15 @@
 require('dotenv').config({ path: __dirname + '/../.env' });
-
-const VONAGE_APPLICATION_ID = process.env.VONAGE_APPLICATION_ID;
-const VONAGE_APPLICATION_PRIVATE_KEY_PATH = __dirname + '/../' + process.env.VONAGE_APPLICATION_PRIVATE_KEY_PATH;
-
-const TO_NUMBER = process.env.TO_NUMBER;
-const VONAGE_NUMBER = process.env.VONAGE_NUMBER;
-
 const { Vonage } = require('@vonage/server-sdk');
 const { NCCOBuilder, Talk } = require('@vonage/voice');
 
+const VONAGE_APPLICATION_ID = process.env.VONAGE_APPLICATION_ID;
+const VONAGE_PRIVATE_KEY = process.env.VONAGE_PRIVATE_KEY;
+const VOICE_TO_NUMBER = process.env.VOICE_TO_NUMBER;
+const VONAGE_VIRTUAL_NUMBER = process.env.VONAGE_VIRTUAL_NUMBER;
+
 const vonage = new Vonage({
   applicationId: VONAGE_APPLICATION_ID,
-  privateKey: VONAGE_APPLICATION_PRIVATE_KEY_PATH,
+  privateKey: VONAGE_PRIVATE_KEY,
 });
 
 const builder = new NCCOBuilder();
@@ -22,11 +20,11 @@ vonage.voice.createOutboundCall({
   to: [
     {
       type: 'phone',
-      number: TO_NUMBER,
+      number: VOICE_TO_NUMBER,
     },
     {
       type: 'phone',
-      number: VONAGE_NUMBER,
+      number: VONAGE_VIRTUAL_NUMBER,
     },
   ],
 })

voice/make-an-outbound-call.js

@@ -0,0 +1,29 @@
+require('dotenv').config({ path: __dirname + '/../.env' });
+const { Vonage } = require('@vonage/server-sdk');
+
+const VONAGE_APPLICATION_ID = process.env.VONAGE_APPLICATION_ID;
+const VONAGE_PRIVATE_KEY = process.env.VONAGE_PRIVATE_KEY;
+const VOICE_TO_NUMBER = process.env.VOICE_TO_NUMBER;
+const VONAGE_VIRTUAL_NUMBER = process.env.VONAGE_VIRTUAL_NUMBER;
+const VOICE_ANSWER_URL = process.env.VOICE_ANSWER_URL;
+
+const vonage = new Vonage({
+  applicationId: VONAGE_APPLICATION_ID,
+  privateKey: VONAGE_PRIVATE_KEY,
+});
+
+vonage.voice.createOutboundCall({
+  to: [
+    {
+      type: 'phone',
+      number: VOICE_TO_NUMBER,
+    },
+  ],
+  from: {
+    type: 'phone',
+    number: VONAGE_VIRTUAL_NUMBER,
+  },
+  answer_url: [VOICE_ANSWER_URL],
+})
+  .then((resp) => console.log(resp))
+  .catch((error) => console.error(error));