필요없는 번역기능 제거

-const request = require('request');
-const TARGET_URL = 'https://api.line.me/v2/bot/message/reply'
-const TOKEN = 'LFi+FvOOFOydz0EKN22WRnQyiilnEiyxe2HVV1WrI54Jnght6+Gga07m7pxqSQltBJG2AV2lYnYOAk4TqxzZFKW9R36CJcQs+NaNEiNKJtgBfT/t3tEta/J6GtXxGz/DqdHnfZqSSfLFpXzun/ITTwdB04t89/1O/w1cDnyilFU='
-const PAPAGO_URL = 'https://openapi.naver.com/v1/papago/n2mt'
-const PAPAGO_ID = 'r_kuebFKCqBeL3SI_dFb'
-const PAPAGO_SECRET = 'Wdz2tudrzB'
-const fs = require('fs');
-const path = require('path');
-const HTTPS = require('https');
-const domain = "www.chatbotshin.tk"
-const sslport = 23023;
-const bodyParser = require('body-parser');
-
-//-----target language verification--------------
-var trans_dest = 'target=en';   // defualt = english
-var trans_trigger = 0;
-//-----------------------------------------------
-
-// language identification & translation
-function trans_lng_selector(message){
-    if(message=='/번역 영어' || message=='/번역 프랑스어' || message=='/번역 일본어'){
-    //trans_trigger = 0 or 1;
-    trans_change(message);
-    trans_trigger = 1;
-    console.log('[trans_dest]', trans_dest);
-    return trans_trigger;
-    }
-}
-
-
-
-function translating(replyToken, message) {
-
-    request.post(
-        {
-            url: PAPAGO_URL,
-            headers: {
-                'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
-                'X-Naver-Client-Id': `${PAPAGO_ID}`,
-                'X-Naver-Client-Secret': `${PAPAGO_SECRET}`
-            },
-            body: 'source=ko&' + trans_dest + '&text=' + message,
-            json:true
-        },(error, response, body) => {
-            if(!error && response.statusCode == 200) {
-                console.log(body.message);
-                var transMessage = body.message.result.translatedText;
-                request.post(
-                    {
-                        url: TARGET_URL,
-                        headers: {
-                            'Authorization': `Bearer ${TOKEN}`
-                        },
-                        json: {
-                            "replyToken":replyToken,
-                            "messages":[
-                                {
-                                    "type":"text",
-                                    "text":transMessage
-                                }
-                            ]
-                        }
-                    },(error, response, body) => {
-                        console.log(body)
-                        trans_trigger=0;
-                        return trans_trigger;
-                    });
-            }
-        });
-
-}
-
-// language index identification
-function trans_change(index){
-    if(index == '/번역 영어'){
-        trans_dest = 'target=en';
-    }
-    else if(index == '/번역 일본어'){
-        trans_dest = 'target=ja';
-    }
-    else if(index == '/번역 프랑스어'){
-        trans_dest = 'target=fr';
-    }
-}
-
-module.exports.translating = translating;
-module.exports.trans_lng_selector = trans_lng_selector;
-module.exports.trans_change = trans_change;
\ No newline at end of file