Merge branch 'feature/rest_api' into develop

 SERVER_PORT=4000
-MONGO_URL=mongodb://localhost:27017/jaksimsamil
\ No newline at end of file
+MONGO_URL=mongodb://localhost:27017/jaksimsamil
+JWT_SECERET=fcbyHhPCxQYLLh98b97hdyAC6tGctHQ7rQDissQx
\ No newline at end of file

 {
-    "env": {
-        "commonjs": true,
-        "es6": true,
-        "node": true
-    },
-    "extends": "eslint:recommended",
-    "globals": {
-        "Atomics": "readonly",
-        "SharedArrayBuffer": "readonly"
-    },
-    "parserOptions": {
-        "ecmaVersion": 11
-    },
-    "rules": {
-    }
+  "parser": "babel-eslint",
+  "env": {
+    "commonjs": true,
+    "es6": true,
+    "node": true
+  },
+  "extends": "eslint:recommended",
+  "globals": {
+    "Atomics": "readonly",
+    "SharedArrayBuffer": "readonly"
+  },
+  "parserOptions": {
+    "ecmaVersion": 11
+  },
+  "rules": {}
 }

@@ -21,7 +21,7 @@
 | group   | description              | method | URL                        | Detail   | Auth      |
 | ------- | ------------------------ | ------ | -------------------------- | -------- | --------- |
 | user    | 유저 등록                | POST   | api/user                   | 바로가기 | JWT Token |
-| user    | 유저 삭제                | DEELTE | api/user:id                | 바로가기 | JWT Token |
+| user    | 유저 삭제                | DELETE | api/user:id                | 바로가기 | JWT Token |
 | user    | 특정 유저 조회           | GET    | api/user:id                | 바로가기 | None      |
 | user    | 전체 유저 조회           | GET    | api/user                   | 바로가기 | JWT Token |
 | friend  | 유저 친구 등록           | POST   | api/friend                 | 바로가기 | JWT Token |
@@ -32,3 +32,5 @@
 | notify  | 슬랙 메시지 전송 요청    | POST   | api/notify/slack           | 바로가기 | Jwt Token |
 | auth    | 로그인                   | POST   | api/auth/login             | 바로가기 | None      |
 | auth    | 로그아웃                 | GET    | api/auth/logout            | 바로가기 | JWT Token |
+| auth    | 회원가입                 | POST   | api/auth/register          | 바로가기 | None      |
+| auth    | 로그인 확인              | GET    | api/auth/check             | 바로가기 | None      |

@@ -2,15 +2,18 @@ const express = require("express");
 const morgan = require("morgan");
 const mongoose = require("mongoose");
 const app = express();
+const bodyParser = require("body-parser");
+const api = require("./src/api");
+const jwtMiddleware = require("./src/lib/jwtMiddleware");
 require("dotenv").config();
 const { SERVER_PORT, MONGO_URL } = process.env;
-app.use(
-  morgan("[:date[iso]] :method :status :url :response-time(ms) :user-agent")
-);
+app.use(morgan("dev"));
 app.use(express.json());
 app.use(express.urlencoded({ extended: false }));
-app.use("/api", require("./api"));
+app.use(bodyParser());
+app.use(jwtMiddleware);
 
+app.use("/api", api);
 mongoose
   .connect(MONGO_URL, { useNewUrlParser: true, useFindAndModify: false })
   .then(() => {

@@ -4,15 +4,20 @@
   "main": "index.js",
   "license": "MIT",
   "dependencies": {
+    "bcrypt": "^4.0.1",
+    "body-parser": "^1.19.0",
     "dotenv": "^8.2.0",
     "eslint-config-prettier": "^6.11.0",
     "express": "^4.17.1",
     "fs": "^0.0.1-security",
+    "joi": "^14.3.1",
+    "jsonwebtoken": "^8.5.1",
     "mongoose": "^5.9.17",
     "morgan": "^1.10.0",
     "path": "^0.12.7"
   },
   "devDependencies": {
+    "babel-eslint": "^10.1.0",
     "eslint": "^7.1.0",
     "nodemon": "^2.0.4"
   },

+const Joi = require("joi");
+const User = require("../../models/user");
+/*
+POST /api/auth/register
+{
+    username: 'userid'
+    password: 'userpassword'
+}
+*/
+exports.register = async (ctx) => {
+  const schema = Joi.object().keys({
+    username: Joi.string().alphanum().min(3).max(20).required(),
+    password: Joi.string().required(),
+  });
+  const result = Joi.validate(ctx.request.body, schema);
+  if (result.error) {
+    ctx.status = 400;
+    ctx.body = result.error;
+    return;
+  }
+
+  const { username, password } = ctx.request.body;
+  try {
+    const isNameExist = await User.findByUsername(username);
+    if (isNameExist) {
+      ctx.status = 409;
+      return;
+    }
+    const user = new User({
+      username,
+    });
+    await user.setPassword(password);
+    await user.save();
+    ctx.body = user.serialize();
+
+    const token = user.generateToekn();
+    ctx.cookies.set("acces_token", token, {
+      //3일동안 유효
+      maxAge: 1000 * 60 * 60 * 24 * 3,
+      httpOnly: true,
+    });
+  } catch (e) {
+    ctx.throw(500, e);
+  }
+};
+/*
+POST /api/auth/login
+{
+    username: 'userid'
+    password: 'userpassword'
+}
+ */
+exports.login = async (ctx) => {
+  const { username, password } = ctx.request.body;
+  if (!username || !password) {
+    ctx.status = 401;
+    return;
+  }
+  try {
+    const user = await User.findByUsername(username);
+    if (!user) {
+      ctx.status = 401;
+      return;
+    }
+    const isPasswordValid = await user.checkPassword(password);
+    if (!isPasswordValid) {
+      ctx.status = 401;
+      return;
+    }
+    ctx.body = user.serialize();
+    const token = user.generateToken();
+    ctx.cookies.set("acces_token", token, {
+      //7일동안 유효
+      maxAge: 1000 * 60 * 60 * 24 * 7,
+      httpOnly: true,
+    });
+  } catch (e) {
+    ctx.throw(500, e);
+  }
+};
+/*
+GET api/auth/check
+*/
+exports.check = async (ctx) => {
+  const { user } = ctx.state;
+  if (!user) {
+    ctx.status = 401;
+    return;
+  }
+  ctx.body = user;
+};
+/*
+POST /api/auth/logout
+*/
+exports.logout = async (ctx) => {
+  ctx.cookies.set("access_token");
+  ctx.status = 204;
+};

+const express = require("express");
+const router = express.Router();
+
+router.post("/login");
+router.get("/logout");
+router.post("/register");
+
+
+
+
+module.exports = router;

+const express = require("express");
+const router = express.Router();
+
+router.post("/");
+router.delete("/:id");
+router.get("/:id");
+router.get("");
+
+module.exports = router;

+const express = require("express");
+const app = express();
+
+const auth = require("./auth");
+const friend = require("./friend");
+const notify = require("./profile");
+const user = require("./user");
+const profile = require("./profile");
+
+app.use("/auth", auth);
+app.use("/friend", friend);
+app.use("/notify", notify);
+app.use("/user", user);
+app.use("/profile", profile);
+
+module.exports = app;

+const express = require("express");
+const router = express.Router();
+
+router.post("/slack");
+
+module.exports = router;

+const express = require("express");
+const router = express.Router();
+
+router.post("/solved:id");
+router.get("/solvednum:id");
+router.get("recommendps:id");
+
+module.exports = router;

+const express = require("express");
+const router = express.Router();
+
+router.post("/");
+router.delete("/:id");
+router.get("/:id");
+router.get("");
+
+module.exports = router;

+const jwt = require("jsonwebtoken");
+const User = require("../models/user");
+const jwtMiddleware = async (ctx, next) => {
+  const token = ctx.cookies.get("access_token");
+  if (!token) {
+    //토큰이 없을 때
+    return next();
+  }
+  try {
+    const decoded = jwt.verify(token, process.env.JWT_TOKEN);
+    ctx.state.user = {
+      _id: decoded._id,
+      username: decoded.username,
+    };
+    //토큰의 남은 유효 기간이 2일 이하라면 재발급
+    if (decoded.exp - Date.now() / 1000 < 60 * 60 * 24 * 2) {
+      const user = await User.findById(decoded._id);
+      const token = user.generateToken();
+      ctx.cookies.set("access_token", token, {
+        maxAge: 1000 * 60 * 60 * 24 * 7,
+        httpOnly: true,
+      });
+    }
+    return next();
+  } catch (e) {
+    return next();
+  }
+};
+
+module.exports = jwtMiddleware;

+const mongoose = require("mongoose");
+const bcrypt = require("bcrypt");
+const jwt = require("jsonwebtoken");
+const Schema = mongoose.Schema;
+
+const UserSchema = new Schema({
+  username: String,
+  hashedPassword: String,
+});
+
+UserSchema.methods.setPassword = async function (password) {
+  const hash = await bcrypt.hash(password, 10);
+  this.hashedPassword = hash;
+};
+UserSchema.methodss.checkPassword = async function (password) {
+  const result = await bcrypt.compare(password, this.hashedPassword);
+  return result;
+};
+UserSchema.statics.findByUsername = function (username) {
+  return this.findOne({ username });
+};
+UserSchema.methods.serialize = function () {
+  const data = this.toJSON();
+  delete data.hashedPassword;
+  return data;
+};
+UserSchema.methods.generateToken = function () {
+  const token = jwt.sign(
+    {
+      _id: this.id,
+      username: this.username,
+    },
+    process.env.JWT_SECRET,
+    {
+      expiresIn: "7d",
+    }
+  );
+  return token;
+};
+const User = mongoose.model("User", UserSchema);
+module.exports = User;