FEAT : MYSQL DB와 연동하여 로그인

-

@@ -6,6 +6,7 @@
     "start": "nodemon ./bin/www"
   },
   "dependencies": {
+    "body-parser": "^1.19.0",
     "cookie-parser": "~1.4.4",
     "debug": "~2.6.9",
     "ejs": "^3.1.6",
@@ -14,6 +15,7 @@
     "google-auth-library": "^7.0.4",
     "http-errors": "~1.6.3",
     "morgan": "~1.9.1",
+    "mysql": "^2.18.1",
     "nodemon": "^2.0.7",
     "session-file-store": "^1.5.0"
   }

 var express = require("express");
 var router = express.Router();
+var bodyParser=require('body-parser');
 var { OAuth2Client } = require("google-auth-library");
 var CLIENT_ID =
   "94679084723-s5f0686p2porp9mkakrp1p89a48n24nj.apps.googleusercontent.com";
 var client = new OAuth2Client(CLIENT_ID);
+var mysql=require('mysql')
 var session = require("express-session");
 var FileStore = require("session-file-store")(session);
+router.use(bodyParser.urlencoded({extended:false})); //url인코딩 x
+router.use(bodyParser.json());  //json방식으로 파
 router.use(
   session({
     secret: "209", // 암호화
@@ -14,7 +18,13 @@ router.use(
     store: new FileStore(),
   })
 );
-
+var connection = mysql.createConnection({
+  host     : 'localhost',
+  user     : 'root',
+  password : 'g79465',
+  database : 'caferecommend'
+});
+connection.connect();
 /* GET home page. */
 router.get("/", function (req, res, next) {
   res.render("index", {
@@ -44,16 +54,60 @@ router.post("/index", (req, res) => {
 });
 
 router.get("/login", checkAuthenticated, (req, res) => {
-  let user = req.user;
-  req.session.user = user;
-  res.render("login", { user: req.session.user });
+  var sql = 'SELECT * FROM USER WHERE EMAIL=?';
+  var parameter=[req.session.user.email];
+  connection.query(sql,parameter, function(err, row){
+    if(err){
+      console.log(err);
+    }
+    else {
+      if (row.length > 0) {
+        console.log("이미 가입이 되어있는 아이디")
+        req.session.user.nickname = row[0].NICKNAME;
+        req.session.user.age = row[0].AGE;
+        req.session.user.gender = row[0].GENDER;
+        return res.render('map', {user : req.session.user})
+      }
+      else{
+        return res.render("login", { user: req.session.user, message:'none' });
+      }
+    }
+  });
 });
 
 router.post("/login", (req, res) => {
   console.log(req.body.nickname);
   console.log(req.body.age);
   console.log(req.body.gender);
-  return res.render("login", { user: req.session.user });
+  var sql =' SELECT * FROM USER WHERE NICKNAME=?';
+  var parameter=[req.body.nickname];
+  connection.query(sql, parameter, function(err,row){
+      if(err){
+        console.log(err);
+      }
+      if(row.length>0){
+        console.log('동일 닉네임있음');
+
+        return res.render("login", {user : req.session.user, message: 'same nickname'});
+      }
+      else{
+        req.session.user.nickname=req.body.nickname;
+        req.session.user.age=req.body.age;
+        req.session.user.gender=req.body.gender;
+        var sql='INSERT INTO USER(EMAIL, NAME, NICKNAME, AGE, GENDER) VALUES(?,?,?,?,?)';
+        var parameter=[req.session.user.email, req.session.user.name, req.session.user.nickname, req.session.user.age, req.session.user.gender];
+        connection.query(sql, parameter, function(err, row){
+          if(err){
+            console.log(err);
+          }
+          else{
+            console.log("새로운 user데이터 입력");
+          }
+        });
+        return res.render("map", { user : req.session.user });
+      }
+  });
+
 });
 module.exports = router;
 
@@ -69,12 +123,11 @@ function checkAuthenticated(req, res, next) {
     const payload = ticket.getPayload();
     user.name = payload.name;
     user.email = payload.email;
-    user.picture = payload.picture;
-    console.log(user.name);
   }
   verify()
     .then(() => {
-      req.user = user;
+      req.session.user.name = user.name;
+      req.session.user.email=user.email;
       next();
     })
     .catch((err) => {
@@ -83,5 +136,12 @@ function checkAuthenticated(req, res, next) {
 }
 
 router.get("/map", (req, res) => {
+  console.log(req.session.user);
   res.render("map");
 });
+
+
+router.get('/logout',function(req,res){
+  req.session.destroy();  //세션비우기
+  res.redirect('/');
+});
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+{"cookie":{"originalMaxAge":null,"expires":null,"httpOnly":true,"path":"/"},"__lastAccess":1621187236305}
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-{"cookie":{"originalMaxAge":null,"expires":null,"httpOnly":true,"path":"/"},"__lastAccess":1620823546959,"user":{"name":"‍김대철[학생](소프트웨어융합대학 컴퓨터공학과)","email":"kdc9619@khu.ac.kr","picture":"https://lh3.googleusercontent.com/a/AATXAJyP14ipRboJZ8T5-oNS3sRp4CG8wKCEwVABQ5G_=s96-c"}}
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-{"cookie":{"originalMaxAge":null,"expires":null,"httpOnly":true,"path":"/"},"__lastAccess":1620684562564,"user":{"name":"‍최정민[학생](소프트웨어융합대학 컴퓨터공학과)","email":"cjm2021401@khu.ac.kr","picture":"https://lh3.googleusercontent.com/a/AATXAJzFD3R6CaL2NpysVrfvdGqcQ83vh_wpbN_5hj-0=s96-c"}}
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+{"cookie":{"originalMaxAge":null,"expires":null,"httpOnly":true,"path":"/"},"__lastAccess":1621186188104}
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+{"cookie":{"originalMaxAge":null,"expires":null,"httpOnly":true,"path":"/"},"__lastAccess":1621191395860,"user":{"name":"‍최정민[학생](소프트웨어융합대학 컴퓨터공학과)","email":"cjm2021401@khu.ac.kr","nickname":"Mayf","age":"25","gender":"male"},"gender":"male"}
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@@ -22,8 +22,15 @@
 
     <input type="submit" value="Submit">
 </form>
-<a href="/index" onclick="signOut();">Sign Out</a>
+<a href="/logout" onclick="signOut();">Sign Out</a>
+<%if (message=='same nickname'){%>
+    <script type="text/javascript">
 
+        alert("입력하신 NICKNAME은 사용하지 못합니다." +
+            "다른 NICKNAME을 입력하여 주세요");
+
+    </script>
+<%}%>
 
 </body>
 <script>