refactor(server): make use of consts for voice config matters

server/src/constants.ts

@@ -17,3 +17,10 @@ export const HOST = process.env['LEON_HOST']
 export const PORT = process.env['LEON_PORT']
 
 export const TIME_ZONE = process.env['LEON_TIME_ZONE']
+
+export const HAS_AFTER_SPEECH = process.env['LEON_AFTER_SPEECH'] === 'true'
+
+export const HAS_STT = process.env['LEON_STT'] === 'true'
+export const STT_PROVIDER = process.env['LEON_STT_PROVIDER']
+export const HAS_TTS = process.env['LEON_TTS'] === 'true'
+export const TTS_PROVIDER = process.env['LEON_TTS_PROVIDER']

server/src/core/brain.js

@@ -3,6 +3,7 @@ import path from 'path'
 import { spawn } from 'child_process'
 
 import { langs } from '@@/core/langs.json'
+import { HAS_TTS } from '@/constants'
 import log from '@/helpers/log'
 import string from '@/helpers/string'
 import Synchronizer from '@/core/synchronizer'
@@ -68,7 +69,7 @@ class Brain {
       )
     )
 
-    if (process.env.LEON_TTS === 'true') {
+    if (HAS_TTS) {
       this._tts.init(this._lang, () => {
         log.title('Brain')
         log.info('Language has changed')
@@ -97,7 +98,7 @@ class Brain {
     log.info('Talking...')
 
     if (rawSpeech !== '') {
-      if (process.env.LEON_TTS === 'true') {
+      if (HAS_TTS) {
         // Stripe HTML to a whitespace. Whitespace to let the TTS respects punctuation
         const speech = rawSpeech.replace(/<(?:.|\n)*?>/gm, ' ')
 

server/src/core/http-server/api/info/get.js

@@ -1,4 +1,11 @@
 import { version } from '@@/package.json'
+import {
+  HAS_AFTER_SPEECH,
+  HAS_STT,
+  HAS_TTS,
+  STT_PROVIDER,
+  TTS_PROVIDER
+} from '@/constants'
 import log from '@/helpers/log'
 
 const getInfo = async (fastify, options) => {
@@ -14,15 +21,15 @@ const getInfo = async (fastify, options) => {
       status: 200,
       code: 'info_pulled',
       message,
-      after_speech: process.env.LEON_AFTER_SPEECH === 'true',
+      after_speech: HAS_AFTER_SPEECH,
       logger: process.env.LEON_LOGGER === 'true',
       stt: {
-        enabled: process.env.LEON_STT === 'true',
-        provider: process.env.LEON_STT_PROVIDER
+        enabled: HAS_STT,
+        provider: STT_PROVIDER
       },
       tts: {
-        enabled: process.env.LEON_TTS === 'true',
-        provider: process.env.LEON_TTS_PROVIDER
+        enabled: HAS_TTS,
+        provider: TTS_PROVIDER
       },
       version
     })

server/src/core/http-server/server.js

@@ -5,6 +5,15 @@ import { join } from 'path'
 
 import { version } from '@@/package.json'
 import { endpoints } from '@@/core/skills-endpoints.json'
+import {
+  HAS_STT,
+  HAS_TTS,
+  HOST,
+  IS_DEVELOPMENT_ENV,
+  PORT,
+  STT_PROVIDER,
+  TTS_PROVIDER
+} from '@/constants'
 import Nlu from '@/core/nlu'
 import Brain from '@/core/brain'
 import Asr from '@/core/asr'
@@ -17,7 +26,6 @@ import infoPlugin from '@/core/http-server/api/info'
 import downloadsPlugin from '@/core/http-server/api/downloads'
 import log from '@/helpers/log'
 import date from '@/helpers/date'
-import { HOST, IS_DEVELOPMENT_ENV, PORT } from '@/constants'
 
 const server = {}
 
@@ -229,16 +237,16 @@ server.handleOnConnection = (socket) => {
       provider.brain.socket = socket
 
       /* istanbul ignore if */
-      if (process.env.LEON_STT === 'true') {
+      if (HAS_STT) {
         sttState = 'enabled'
 
-        provider.brain.stt = new Stt(socket, process.env.LEON_STT_PROVIDER)
+        provider.brain.stt = new Stt(socket, STT_PROVIDER)
         provider.brain.stt.init(() => null)
       }
-      if (process.env.LEON_TTS === 'true') {
+      if (HAS_TTS) {
         ttsState = 'enabled'
 
-        provider.brain.tts = new Tts(socket, process.env.LEON_TTS_PROVIDER)
+        provider.brain.tts = new Tts(socket, TTS_PROVIDER)
         provider.brain.tts.init('en', () => null)
       }