feat: add route for audio transcription using OpenAI API and update Swagger documentation

controllers/naturalLanguageController.js

@@ -7,7 +7,7 @@ const languageCodes = require('../mockData/languageCodes.json')
 const path = require('path')
 const fs = require('fs')
 const speech = require('@google-cloud/speech')
-const { speechToText, speechToTextJob } = require('../utils')
+const { speechToText, speechToTextJob, speechToTextOpenai } = require('../utils')
 const client = new speech.SpeechClient()
 const protobuf = require('protobufjs')
 
@@ -203,11 +203,53 @@ const getVoiceConfig = async (req, res) => {
     res.status(StatusCodes.OK).json({ configs })
 }
 
+
+const getTextFromAudioOpenai = async (req, res) => {
+
+    // const { languageCode } = req.body
+
+    const audio = req.file
+
+    if (!audio)
+        throw new CustomError.BadRequestError(`Missing the audio file`)
+
+    // if (languageCode) {
+    //     const existLanguageCode = languageCodes.find(l => l.languageCode == languageCode)
+
+    //     if (!existLanguageCode) {
+    //         fs.unlinkSync(audio.path)
+    //         throw new CustomError.BadRequestError(`Invalid language code`)
+    //     }
+
+    // }
+    const inputFile = path.resolve(audio.path)
+
+    const fileName = path.basename(inputFile, path.extname(inputFile))
+
+    // const outputFile = path.join(__dirname, '..', 'public', 'uploads', `${fileName}.wav`)
+
+    // const filePath = await convertAudioToLinear16(inputFile, outputFile)
+
+    // fs.unlinkSync(inputFile)
+
+    const obj = await speechToTextOpenai(inputFile)
+
+    // fs.unlinkSync(filePath)
+    fs.unlinkSync(inputFile)
+
+
+    if (obj?.transcription) return res.status(StatusCodes.OK).json({ transcription: obj.transcription })
+
+    res.status(obj.status).json({ msg: obj.msg })
+
+}
+
 module.exports = {
     getSentiment,
     getAudioFromText,
     getTextFromAudio,
     getVoiceConfig,
     getJobStatus,
-    uploadAudioToTranscript
+    uploadAudioToTranscript,
+    getTextFromAudioOpenai
 }

package-lock.json

@@ -32,6 +32,7 @@
         "mongoose": "^7.3.1",
         "morgan": "^1.10.0",
         "multer": "^1.4.5-lts.1",
+        "openai": "^4.52.7",
         "protobufjs": "^7.2.5",
         "swagger-ui-express": "^4.1.6",
         "validator": "^13.6.0",
@@ -915,6 +916,28 @@
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     },
+    "node_modules/@types/node-fetch": {
+      "version": "2.6.11",
+      "resolved": "https://registry.npmjs.org/@types/node-fetch/-/node-fetch-2.6.11.tgz",
+      "integrity": "sha512-24xFj9R5+rfQJLRyM56qh+wnVSYhyXC2tkoBndtY0U+vubqNsYXGjufB2nn8Q6gt0LrARwL6UBtMCSVCwl4B1g==",
+      "dependencies": {
+        "@types/node": "*",
+        "form-data": "^4.0.0"
+      }
+    },
+    "node_modules/@types/node-fetch/node_modules/form-data": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
+      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
+      "dependencies": {
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.8",
+        "mime-types": "^2.1.12"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
     "node_modules/@types/normalize-package-data": {
       "version": "2.4.2",
       "resolved": "https://registry.npmjs.org/@types/normalize-package-data/-/normalize-package-data-2.4.2.tgz",
@@ -1042,6 +1065,17 @@
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       "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
     },
+    "node_modules/agentkeepalive": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/agentkeepalive/-/agentkeepalive-4.5.0.tgz",
+      "integrity": "sha512-5GG/5IbQQpC9FpkRGsSvZI5QYeSCzlJHdpBQntCsuTOxhKD8lqKhrleg2Yi7yvMIf82Ycmmqln9U8V9qwEiJew==",
+      "dependencies": {
+        "humanize-ms": "^1.2.1"
+      },
+      "engines": {
+        "node": ">= 8.0.0"
+      }
+    },
     "node_modules/ajv": {
       "version": "8.12.0",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-8.12.0.tgz",
@@ -2286,6 +2320,31 @@
         "node": ">= 0.12"
       }
     },
+    "node_modules/form-data-encoder": {
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/form-data-encoder/-/form-data-encoder-1.7.2.tgz",
+      "integrity": "sha512-qfqtYan3rxrnCk1VYaA4H+Ms9xdpPqvLZa6xmMgFvhO32x7/3J/ExcTd6qpxM0vH2GdMI+poehyBZvqfMTto8A=="
+    },
+    "node_modules/formdata-node": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/formdata-node/-/formdata-node-4.4.1.tgz",
+      "integrity": "sha512-0iirZp3uVDjVGt9p49aTaqjk84TrglENEDuqfdlZQ1roC9CWlPk6Avf8EEnZNcAqPonwkG35x4n3ww/1THYAeQ==",
+      "dependencies": {
+        "node-domexception": "1.0.0",
+        "web-streams-polyfill": "4.0.0-beta.3"
+      },
+      "engines": {
+        "node": ">= 12.20"
+      }
+    },
+    "node_modules/formdata-node/node_modules/web-streams-polyfill": {
+      "version": "4.0.0-beta.3",
+      "resolved": "https://registry.npmjs.org/web-streams-polyfill/-/web-streams-polyfill-4.0.0-beta.3.tgz",
+      "integrity": "sha512-QW95TCTaHmsYfHDybGMwO5IJIM93I/6vTRk+daHTWFPhwh+C8Cg7j7XyKrwrj8Ib6vYXe0ocYNrmzY4xAAN6ug==",
+      "engines": {
+        "node": ">= 14"
+      }
+    },
     "node_modules/forwarded": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.2.0.tgz",
@@ -2696,6 +2755,14 @@
         "node": ">=10.17.0"
       }
     },
+    "node_modules/humanize-ms": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/humanize-ms/-/humanize-ms-1.2.1.tgz",
+      "integrity": "sha512-Fl70vYtsAFb/C06PTS9dZBo7ihau+Tu/DNCk/OyHhea07S+aeMWpFFkUaXRa8fI+ScZbEI8dfSxwY7gxZ9SAVQ==",
+      "dependencies": {
+        "ms": "^2.0.0"
+      }
+    },
     "node_modules/husky": {
       "version": "8.0.3",
       "resolved": "https://registry.npmjs.org/husky/-/husky-8.0.3.tgz",
@@ -3652,6 +3719,24 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/node-domexception": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/node-domexception/-/node-domexception-1.0.0.tgz",
+      "integrity": "sha512-/jKZoMpw0F8GRwl4/eLROPA3cfcXtLApP0QzLmUT/HuPCZWyB7IY9ZrMeKw2O/nFIqPQB3PVM9aYm0F312AXDQ==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/jimmywarting"
+        },
+        {
+          "type": "github",
+          "url": "https://paypal.me/jimmywarting"
+        }
+      ],
+      "engines": {
+        "node": ">=10.5.0"
+      }
+    },
     "node_modules/node-fetch": {
       "version": "2.7.0",
       "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
@@ -3867,6 +3952,32 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/openai": {
+      "version": "4.52.7",
+      "resolved": "https://registry.npmjs.org/openai/-/openai-4.52.7.tgz",
+      "integrity": "sha512-dgxA6UZHary6NXUHEDj5TWt8ogv0+ibH+b4pT5RrWMjiRZVylNwLcw/2ubDrX5n0oUmHX/ZgudMJeemxzOvz7A==",
+      "dependencies": {
+        "@types/node": "^18.11.18",
+        "@types/node-fetch": "^2.6.4",
+        "abort-controller": "^3.0.0",
+        "agentkeepalive": "^4.2.1",
+        "form-data-encoder": "1.7.2",
+        "formdata-node": "^4.3.2",
+        "node-fetch": "^2.6.7",
+        "web-streams-polyfill": "^3.2.1"
+      },
+      "bin": {
+        "openai": "bin/cli"
+      }
+    },
+    "node_modules/openai/node_modules/@types/node": {
+      "version": "18.19.39",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-18.19.39.tgz",
+      "integrity": "sha512-nPwTRDKUctxw3di5b4TfT3I0sWDiWoPQCZjXhvdkINntwr8lcoVCKsTgnXeRubKIlfnV+eN/HYk6Jb40tbcEAQ==",
+      "dependencies": {
+        "undici-types": "~5.26.4"
+      }
+    },
     "node_modules/p-cancelable": {
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@@ -5112,6 +5223,11 @@
         "debug": "^2.2.0"
       }
     },
+    "node_modules/undici-types": {
+      "version": "5.26.5",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
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+    },
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       "version": "2.0.0",
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@@ -5254,6 +5370,14 @@
         "node": ">=6.0.0"
       }
     },
+    "node_modules/web-streams-polyfill": {
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/web-streams-polyfill/-/web-streams-polyfill-3.3.3.tgz",
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@@ -6153,6 +6277,27 @@
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     },
+    "@types/node-fetch": {
+      "version": "2.6.11",
+      "resolved": "https://registry.npmjs.org/@types/node-fetch/-/node-fetch-2.6.11.tgz",
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+      "requires": {
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+        "form-data": "^4.0.0"
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+          "requires": {
+            "asynckit": "^0.4.0",
+            "combined-stream": "^1.0.8",
+            "mime-types": "^2.1.12"
+          }
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+    },
     "@types/normalize-package-data": {
       "version": "2.4.2",
       "resolved": "https://registry.npmjs.org/@types/normalize-package-data/-/normalize-package-data-2.4.2.tgz",
@@ -6256,6 +6401,14 @@
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       }
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+    "agentkeepalive": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/agentkeepalive/-/agentkeepalive-4.5.0.tgz",
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+      "requires": {
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+      }
+    },
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       "version": "8.12.0",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-8.12.0.tgz",
@@ -6819,7 +6972,8 @@
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-      "dev": true
+      "dev": true,
+      "requires": {}
     },
     "create-require": {
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@@ -7105,7 +7259,8 @@
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+      "integrity": "sha512-h6aK1da4tpqWSbyCa3FxB/V6Ehd4EEB15zyQq9qe75OZBp0krinNKuH4rAY+S/U/2I36vdLAUFSjQJ+TFmODng==",
+      "requires": {}
     },
     "express-fileupload": {
       "version": "1.2.1",
@@ -7206,6 +7361,27 @@
         "mime-types": "^2.1.12"
       }
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+    "form-data-encoder": {
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/form-data-encoder/-/form-data-encoder-1.7.2.tgz",
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+    },
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+      "resolved": "https://registry.npmjs.org/formdata-node/-/formdata-node-4.4.1.tgz",
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+      "requires": {
+        "node-domexception": "1.0.0",
+        "web-streams-polyfill": "4.0.0-beta.3"
+      },
+      "dependencies": {
+        "web-streams-polyfill": {
+          "version": "4.0.0-beta.3",
+          "resolved": "https://registry.npmjs.org/web-streams-polyfill/-/web-streams-polyfill-4.0.0-beta.3.tgz",
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+        }
+      }
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@@ -7514,6 +7690,14 @@
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       "dev": true
     },
+    "humanize-ms": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/humanize-ms/-/humanize-ms-1.2.1.tgz",
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+      "requires": {
+        "ms": "^2.0.0"
+      }
+    },
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@@ -8239,6 +8423,11 @@
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     },
+    "node-domexception": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/node-domexception/-/node-domexception-1.0.0.tgz",
+      "integrity": "sha512-/jKZoMpw0F8GRwl4/eLROPA3cfcXtLApP0QzLmUT/HuPCZWyB7IY9ZrMeKw2O/nFIqPQB3PVM9aYm0F312AXDQ=="
+    },
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       "version": "2.7.0",
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@@ -8396,6 +8585,31 @@
         "mimic-fn": "^2.1.0"
       }
     },
+    "openai": {
+      "version": "4.52.7",
+      "resolved": "https://registry.npmjs.org/openai/-/openai-4.52.7.tgz",
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+      "requires": {
+        "@types/node": "^18.11.18",
+        "@types/node-fetch": "^2.6.4",
+        "abort-controller": "^3.0.0",
+        "agentkeepalive": "^4.2.1",
+        "form-data-encoder": "1.7.2",
+        "formdata-node": "^4.3.2",
+        "node-fetch": "^2.6.7",
+        "web-streams-polyfill": "^3.2.1"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "18.19.39",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-18.19.39.tgz",
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+          "requires": {
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@@ -9333,6 +9547,11 @@
         "debug": "^2.2.0"
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+    "undici-types": {
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+    },
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+    "web-streams-polyfill": {
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+    },
     "webidl-conversions": {
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package.json

@@ -33,6 +33,7 @@
     "mongoose": "^7.3.1",
     "morgan": "^1.10.0",
     "multer": "^1.4.5-lts.1",
+    "openai": "^4.52.7",
     "protobufjs": "^7.2.5",
     "swagger-ui-express": "^4.1.6",
     "validator": "^13.6.0",

routes/naturalLanguageRoute.js

@@ -2,11 +2,12 @@ const express = require('express')
 const router = express.Router()
 const { authorization, } = require('../middleware/authentication')
 const { audioUpload } = require("../utils")
-const { getSentiment, getAudioFromText, getTextFromAudio, getVoiceConfig, uploadAudioToTranscript, getJobStatus } = require('../controllers/naturalLanguageController')
+const { getSentiment, getAudioFromText, getTextFromAudioOpenai, getTextFromAudio, getVoiceConfig, uploadAudioToTranscript, getJobStatus } = require('../controllers/naturalLanguageController')
 
 router.route('/sentiment').post(authorization, getSentiment)
 router.route('/text-to-speech').get(authorization, getAudioFromText)
 router.route('/speech-to-text').post(audioUpload.single('audio'), authorization, getTextFromAudio)
+router.route('/openai/speech-to-text').post(audioUpload.single('audio'), authorization, getTextFromAudioOpenai)
 router.route('/upload-audio-to-transcript').post(audioUpload.single('audio'), authorization, uploadAudioToTranscript)
 router.route('/query-job-status').get(getJobStatus)
 router.route('/voice-config').get(getVoiceConfig)

swagger.yaml

@@ -5,7 +5,7 @@ info:
   contact: {}
   version: '1.0'
 servers:
-- url: http://localhost:6001/api/v1/nl
+- url: https://hit-nl.omnihit.app.br/api/v1/nl
   variables: {}
 paths:
   /upload-audio-to-transcript:
@@ -94,6 +94,33 @@ paths:
       deprecated: false
       security:
       - bearer: []
+  /openai/speech-to-text:
+    post:
+        tags:
+        - Speech to text openai
+        summary: Speech to text
+        operationId: Speechtotext
+        parameters: []
+        requestBody:
+          content:
+            multipart/form-data:
+              encoding: {}
+              schema:
+                required:
+                - audio 
+                type: object
+                properties:
+                  audio:
+                    type: string
+                    format: binary 
+          required: false
+        responses:
+          '200':
+            description: ''
+            headers: {}
+        deprecated: false
+        security:
+        - bearer: []
   /sentiment:
     post:
       tags:
@@ -107,7 +134,6 @@ paths:
           application/json:
             schema:
               allOf: 
-              - $ref: '#/components/schemas/GetsentimentRequest'
               - example:
                   text: Toda vez a mesma coisa ja to cansado de ficar ligando pra resolver esses problemas de conexão!
             example:
@@ -138,31 +164,31 @@ paths:
           example: Vela branca na enxurrada la vou eu de léo em léo, se o navio é pequeno do tamanho de um chapeu, não importa a volta ao mundo, é viagem de brinquedo em um barquinho de papel.
       - name: voice_name
         in: query
-        description: ''
+        description: 'Ex: pt-BR-Wavenet-C'
         required: false
         style: form
         explode: true
         schema:
           type: string 
-          example: pt-BR-Wavenet-C
+          example:
       - name: voice_gender
         in: query
-        description: ''
+        description: 'Ex: FEMALE'
         required: false
         style: form
         explode: true
         schema:
           type: string
-          example: FEMALE
+          example: 
       - name: languageCode
         in: query
-        description: ''
+        description: 'Ex: pt-BR'
         required: false
         style: form
         explode: true
         schema:
           type: string
-          example: pt-BR
+          example:
       responses:
         '200':
           description: ''
@@ -193,17 +219,6 @@ paths:
       deprecated: false
       security: []
 components:
-  schemas:
-    GetsentimentRequest:
-      title: GetsentimentRequest
-      required:
-      - text
-      type: object
-      properties:
-        text:
-          type: string
-      example:
-        text: Toda vez a mesma coisa ja to cansado de ficar ligando pra resolver esses problemas de conexão!
   securitySchemes:
     bearer:
       type: http
@@ -212,5 +227,6 @@ security: []
 tags:
 - name: Speech to text async
 - name: Speech to text sync
-- name: Sentiment
+- name: Speech to text openai
 - name: Text to speech
+- name: Sentiment

swagger_dev.yaml

@@ -5,7 +5,7 @@ info:
   contact: {}
   version: '1.0'
 servers:
-- url: https://hit-nl.omnihit.app.br/api/v1/nl
+- url: http://localhost:6001/api/v1/nl
   variables: {}
 paths:
   /upload-audio-to-transcript:

utils/index.js

@@ -11,6 +11,8 @@ const audioUploadToBucket = require('./audioUploadToBucket')
 const audioUpload = require('./audioUpload')
 const speechToText = require('./speechToText')
 const speechToTextJob = require('./speechToTextJob') 
+const speechToTextOpenai = require('./speechToTextOpenai')
+ 
 
 module.exports = {
     sentiment,
@@ -21,5 +23,6 @@ module.exports = {
     audioUploadToBucket,
     audioUpload,
     speechToText,
-    speechToTextJob
+    speechToTextJob,
+    speechToTextOpenai
 }

utils/speechToTextOpenai.js

@@ -0,0 +1,26 @@
+const fs = require('fs')
+const OpenAI = require('openai')
+const { StatusCodes } = require("http-status-codes") 
+ 
+const openai = new OpenAI({ apiKey: process.env.TOKEN_OPENAI })
+
+async function speechToTextOpenai(audioPath) {
+
+    try {
+
+        const transcription = await openai.audio.transcriptions.create({
+            file: fs.createReadStream(audioPath),
+            model: "whisper-1",
+            // language: "de", // this is optional but helps the model
+        }) 
+
+        return { msg: `Transcript success`, status: StatusCodes.OK, transcription }
+
+    } catch (error) {
+        console.log('ERROR ON TRY TRANSCRIPT FROM OPENAI: ', error)
+        return { msg: `Error on try transcript the file`, status: StatusCodes.INTERNAL_SERVER_ERROR }
+    }
+
+}
+
+module.exports = speechToTextOpenai