mongoose added

+node_modules/
+yarn.lock
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 # khusat_server
 # khusat_server
+
+type yarn
+type yarn start or yarn start:dev

+{
+  "name": "khusat_server",
+  "version": "1.0.0",
+  "main": "index.js",
+  "repository": "https://github.com/KHUSAT/khusat_server.git",
+  "author": "kyhong222 <kyhong222@naver.com>",
+  "license": "MIT",
+  "dependencies": {
+    "body-parser": "^1.19.0",
+    "express": "^4.17.1",
+    "mongoose": "^5.10.14",
+    "nodemon": "^2.0.6"
+  },
+  "scripts": {
+    "start": "NODE_PATH=src node src",
+    "start:dev": "NODE_PATH=src nodemon --watch src/ src/index.js"
+  }
+}

+const express = require('express');
+const app = express();
+const port = 3000;
+
+let questions = [];
+let jobList = [];
+
+app.get('/', (req, res, next) => {
+  res.send('hello world!');
+});
+
+app.get('/getQuestions', (req, res, next) => {
+  
+
+  /**
+   * 질문 폼
+   * 번호 질문내용  답1 답2 가중치1, 가중치2
+   */
+
+  let questionNums = [];
+  const numOfQuestions = 25;
+  for(let i=0; i<numOfQuestions; i++){
+    questionNums[i] = i;
+  }
+  // shuffle(questionNums);
+  questionNums.sort(function () {
+    return Math.round(Math.random()) - 0.5
+  });
+
+  questionNums = questionNums.slice(0, 10);
+  
+  let sendQuestions = [];
+  for(let i=0; i<10; i++){
+    sendQuestions.push(questions[questionNums[i]]);
+  }
+  res.send(sendQuestions);
+});
+
+app.post('/submit', (req, res, next) => {
+  const {answer} = req.body;
+  console.log(answer);
+  
+  const answerArray = [];
+
+  let score = 50;
+
+  /**
+   * 정답 폼
+   * 문항 번호  정답 고른것
+   */
+
+  for(let i=0; i< answerArray.length; i++){
+    if(answerArray[i][1] === 0){
+      // 1번답 골랐을때
+      score += questions[answerArray[i]][3];
+    }
+    else{
+      score += questions[answerArray[i]][4];
+    }
+  }
+
+  const recommendedJob = jobList[score%jobList.length];
+
+  res.send(recommendedJob);
+});
+
+app.listen(port, () => {
+  console.log(`Server is running at ${port}`);
+});
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