initial commit

+node_modules/
+.env
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+var express = require('express');
+require("dotenv").config();
+var url = 'http://apis.data.go.kr/6410000/busarrivalservice/getBusArrivalList';
+var queryParams = '?' + encodeURIComponent('serviceKey') + 'Y6FZX1ZGniy+sKjl3AYf+bnh719O0mTDXOdJEODTJ4x1hgFVU60TCHS8Cj//pUtXTkEBp6k2RQ7GGuTqNeAiyA=='; /* Service Key*/
+queryParams += '&' + encodeURIComponent('stationId') + '=' + encodeURIComponent('200000078'); /* */
+
+const fs = require('fs');
+const path = require('path');
+const HTTPS = require('https');
+const domain = "2018102225.oss2022chatbot.ml"
+const sslport = 23023;
+
+const bodyParser = require('body-parser');
+const { recvMessage, makeMessage } = require('./src/chatbot');
+
+var app = express();
+app.use(bodyParser.json());
+
+app.post('/hook', async function (req, res) {
+
+    var eventObj = req.body.events[0];
+    var source = eventObj.source;
+    var message = eventObj.message;
+
+    const replyMessage = await makeMessage(source.userId, message.text);
+
+    // request log
+    console.log('======================', new Date() ,'======================');
+    console.log('[request source] ', eventObj.source);
+    console.log('[request message]', eventObj.message);
+
+    recvMessage(eventObj.replyToken, replyMessage);
+
+    res.sendStatus(200);
+});
+
+
+
+try {
+    const option = {
+      ca: fs.readFileSync('/etc/letsencrypt/live/' + domain +'/fullchain.pem'),
+      key: fs.readFileSync(path.resolve(process.cwd(), '/etc/letsencrypt/live/' + domain +'/privkey.pem'), 'utf8').toString(),
+      cert: fs.readFileSync(path.resolve(process.cwd(), '/etc/letsencrypt/live/' + domain +'/cert.pem'), 'utf8').toString(),
+    };
+  
+    HTTPS.createServer(option, app).listen(sslport, () => {
+      console.log(`[HTTPS] Server is started on port ${sslport}`);
+    });
+  } catch (error) {
+    console.log('[HTTPS] HTTPS 오류가 발생하였습니다. HTTPS 서버는 실행되지 않습니다.');
+    console.log(error);
+  }
+  

+{
+  "name": "reply",
+  "version": "1.0.0",
+  "description": "",
+  "main": "app.js",
+  "scripts": {
+    "start": "nodemon app.js"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "body-parser": "^1.19.0",
+    "dotenv": "^16.0.3",
+    "express": "^4.17.1",
+    "node-fetch": "^3.3.0",
+    "request": "^2.88.2",
+    "xml-js": "^1.6.11"
+  }
+}

+var request = require('request');
+const convert = require("xml-js")
+
+var url = 'http://apis.data.go.kr/6410000/busarrivalservice/getBusArrivalList';
+var queryParams = '?' + encodeURIComponent('serviceKey') + process.env.SERVICE_KEY; /* Service Key*/
+queryParams += '&' + encodeURIComponent('stationId') + '=' + encodeURIComponent('228000710'); /* */
+
+function callRequest() {
+    return new Promise((resolve, reject) => {
+        request({
+            url: url + queryParams,
+            method: 'GET'
+        }, function (error, response, body) {
+            const data = convert.xml2js(body, { compact: true }).response.msgBody
+            if (data)
+                resolve(JSON.stringify(data.busArrivalList[1]));
+            else
+                resolve("운행 중인 버스가 없습니다.");
+        });
+     })
+}
+
+module.exports = callRequest;
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+module.exports = {
+    200000115: "5100",
+    200000103: "9",
+    234000016: "1112",
+    234000001: "5500_1",
+    200000112: "7000",
+    234001243: "5107",
+}
\ No newline at end of file

+const request = require("request");
+const callRequest = require("../bus/request")
+
+let userState = {};
+
+async function makeMessage(replyToken, message) {
+    if (message === '버스') {
+        return await callRequest();
+    } else {
+        return "명령어를 다시 입력하세요."
+    }
+}
+
+function recvMessage(replyToken, messsage) {
+    request.post(
+        {
+            url: process.env.LINE_TARGET_URL,
+            headers: {
+                'Authorization': `Bearer ${process.env.CHATBOT_TOKEN}`
+            },
+            json: {
+                "replyToken": replyToken,
+                "messages": [
+                    {
+                        "type": "text",
+                        "text": messsage
+                    }
+                ]
+            }
+        }, (error, response, body) => {
+            // console.log(body)
+        }
+    );
+};
+
+module.exports = {
+    recvMessage,
+    makeMessage,
+}
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