voicoding.js
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const express = require('express');
const multer = require('multer');
const fs = require('fs');
const upload = multer();
const app = express();
const port = 5500;
app.use(express.static('Voicoding_web'));
app.use(express.static('./'));
async function testGoogleTextToSpeech(audioBuffer) {
const speech = require('@google-cloud/speech');
const client = new speech.SpeechClient();
const audio = {
content: audioBuffer.toString('base64'),
};
const encoding = 'LINEAR16';
const sampleRateHertz = 48000;
const languageCode = 'ko-KR';
const speechContexts = [{
phrases: [
'$$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 $OOV_CLASS_ALPHANUMERIC_SEQUENCE',
'$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 $OOV_CLASS_ALPHANUMERIC_SEQUENCE 보다 크다',
'$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 $OOV_CLASS_ALPHANUMERIC_SEQUENCE 보다 작다',
'$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 $OOV_CLASS_ALPHANUMERIC_SEQUENCE 와 같다',
'$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 $OOV_CLASS_ALPHANUMERIC_SEQUENCE 보다 작거나 같다',
'$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 $OOV_CLASS_ALPHANUMERIC_SEQUENCE 보다 크거나 같다',
'반복문 선언 for $OOV_CLASS_ALPHA_SEQUENCE in range',
'반복문 선언 for $OOV_CLASS_ALPHA_SEQUENCE in',
'$$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 빈 리스트',
'$$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 숫자 리스트 $OOV_CLASS_ALPHANUMERIC_SEQUENCE',
'$$OOV_CLASS_ALPHANUMERIC_SEQUENCE 는 문자 리스트 $OOV_CLASS_ALPHANUMERIC_SEQUENCE',
'if',
'이프',
'else if',
'엘스 이프',
'else',
'엘스',
'while',
'와일',
'함수',
'파라미터 선언',
'parameter',
'변수 선언',
'함수 선언',
'반복문 선언 while',
'반복문 선언 와일',
'조건문 선언',
'논리 식 선언',
'기본 함수 사용',
'인풋',
'스플릿',
'프린트',
'섬',
'맥스',
'민',
'렌',
'리턴',
'리스트'
],
boost: 20
}]
const request = {
audio: audio,
config: {
encoding: encoding,
sampleRateHertz: sampleRateHertz,
languageCode: languageCode,
alternativeLanguageCodes: ['en-US'],
speechContexts: speechContexts
},
interimResults: false, // If you want interim results, set this to true
};
const [response] = await client.recognize(request);
const transcription = response.results
.map(result => result.alternatives[0].transcript);
return transcription;
}
let before_val = '';
async function TextToPython(trans_data, tab) {
let text_list = trans_data.split(' ');
console.log(text_list);
switch (text_list[0]){
case '기본':
before_val = '기본';
switch (text_list[3]){
case '프린트':
return tab + 'print(';
case '인풋':
return 'input()\n';
case '섬':
return 'sum(';
case '맥스':
return 'max(';
case '민':
return 'min(';
case '렌':
return 'len(';
case '수식':
return text_list.slice(4).join(' ') + '\n';
default: return '';
}
case '파라미터':
if (text_list.length < 3) return '';
if (before_val == '기본'){
before_val = '파라미터';
return text_list.slice(2).join() + ')\n';
}
else{
before_val = '파라미터';
return text_list.slice(2).join() + '):\n';
}
break;
case '변수':
if (text_list.length < 4) return '';
before_val = '변수';
if (text_list[2] == '문자'){
if (text_list[3][text_list[3].length-1] == '는'){
return tab + text_list[3].slice(0, text_list[3].length-1) + ' = "' + text_list.slice(4).join(' ') + '"\n';
}
else{
text_list[4] = '= "';
return tab + text_list.slice(3).join(' ') + '"\n';
}
}
else if (text_list[2] == '숫자'){
if (text_list[3][text_list[3].length-1] == '는'){
return tab + text_list[3].slice(0, text_list[3].length-1) + ' = ' + text_list.slice(4).join(' ') + '\n';
}
else if (text_list[4] == '-'){
text_list[4] = '=';
return tab + text_list.slice(3).join(' ') + '\n';
}
}
else if (text_list[2] == '함수'){
if (text_list[3][text_list[3].length-1] == '는'){
return tab + text_list[3].slice(0, text_list[3].length-1) + ' = ';
}
else{
text_list[4] = '=';
return tab + text_list.slice(3).join(' ');
}
}
else if (text_list[2] == '리스트'){
if (text_list[3][text_list[3].length-1] == '는'){
if (text_list[4] == '빈') return tab + text_list[3].slice(0, text_list[3].length-1) + ' = []\n';
else if (text_list[4] == '숫자') return tab + text_list[3].slice(0, text_list[3].length-1) + ' = [' + text_list.slice(6).join(',') + ']\n';
else return tab + text_list[3].slice(0, text_list[3].length-1) + ' = ["' + text_list.slice(6).join('","') + '"]\n';
}
}
else return '';
break;
case '반복문':
before_val = '반복문';
if (text_list[2] == 'for'){
return tab + text_list.slice(2).join(' ') + ' ('
}
else if (text_list[2] == 'while' || text_list[2] == '와일'){
return tab + 'while (';
}
else return '';
break;
case '함수':
if (text_list.length >= 3){
before_val = '함수'
return tab + 'def ' + text_list.slice(2).join('') + '(';
}
else return '';
case '조건문':
if (text_list.length >= 3){
before_val = '조건문';
if (text_list[2] == 'if' || text_list[2] == '이프'){
return tab + 'if (';
}
else if ((text_list[2] == 'else' || text_list[2] == '엘스')){
return tab + 'else:\n'
}
else if((text_list[2] == 'else' || text_list[2] == '엘스') && (text_list[3] == 'if' || text_list[3] == '이프')){
return tab + 'elif (';
}
}
else return '';
break;
case '논리':
if (text_list.length >= 7){
if (text_list[6] == '같다'){
return text_list[3].slice(0, text_list[3].length-1) + ' == ' + text_list[4] + '):\n';
}
else if(text_list[6] == '크다'){
return text_list[3].slice(0, text_list[3].length-1) + ' > ' + text_list[4] + '):\n';
}
else if(text_list[6] == '작다'){
return text_list[3].slice(0, text_list[3].length-1) + ' < ' + text_list[4] + '):\n';
}
else if(text_list[6] == '크거나'){
return text_list[3].slice(0, text_list[3].length-1) + ' >= ' + text_list[4] + '):\n';
}
else if(text_list[6] == '작거나'){
return text_list[3].slice(0, text_list[3].length-1) + ' <= ' + text_list[4] + '):\n';
}
}
else return '';
break;
default: return ''
}
}
app.post('/upload_sound', upload.any(), async (req, res) => {
console.log("Getting text transcription..");
let transcription = await testGoogleTextToSpeech(req.files[0].buffer);
console.log("Text transcription: " + transcription);
res.status(200).send(transcription);
});
app.post('/ttp', upload.any(), async (req, res) => {
console.log("Getting python code..");
let python_code = await TextToPython(req.body.transcript_data, req.body.tabs);
console.log("Pyton code: " + python_code);
res.status(200).send(python_code);
});
app.listen(port, () => {
console.log(`Express server listening on port: ${port}...`);
});