role 기능 추가

migrations/create.admin.ts

@@ -14,12 +14,16 @@ const roles = [
 connect(mongoUri)
   .then(async (mongoose) => {
     const adminRole = await Role.findOne({ name: "admin" });
+    if (!adminRole) {
+      throw new Error("admin role이 없습니다. 먼저 role 테이블을 만드세요.");
+    }
     await userDb.createUser({
       email: "admin@example.com",
       name: "admin",
       role: adminRole?._id,
       password: "asdfasdf",
     });
+    console.log("admin 계정이 만들어졌습니다.");
     await mongoose.disconnect();
   })
   .catch((error) => console.log("롤 초기 생성 에러", error));

src/controllers/auth.controller.ts

@@ -4,12 +4,41 @@ import jwt, { JwtPayload } from "jsonwebtoken";
 import isLength from "validator/lib/isLength";
 import isEmail from "validator/lib/isEmail";
 import { asyncWrap } from "../helpers";
-import { userDb } from "../db";
+import { roleDb, userDb } from "../db";
 import { jwtCofig, envConfig, cookieConfig } from "../config";
 
 export interface TypedRequestAuth<T> extends Request {
   auth: T;
 }
+
+/**
+ * 지정된 역할 이상으로 권한이 있는지를 판단하는 미들웨어를 반환합니다.
+ * @param roleName 역할 문자열
+ * @returns 미들웨어
+ */
+export const hasRole = (roleName: string) => {
+  // roleName 이상으로 허락하는 것
+  return async (reqExp: Request, res: Response, next: NextFunction) => {
+    const req = reqExp as TypedRequestAuth<{ userId: string }>;
+
+    if (!req.auth) {
+      return res.status(401).send("로그인이 필요합니다");
+    }
+
+    const { userId } = req.auth;
+    if (!(await userDb.isValidUserId(userId))) {
+      return res.status(401).send("유효한 사용자가 아닙니다");
+    }
+    const userRole = await roleDb.findRoleByUserId(userId);
+    const maxRole = await roleDb.findRoleByName(roleName);
+    if (maxRole && Number(maxRole.priority) >= Number(userRole.priority)) {
+      return next();
+    } else {
+      return res.status(401).send("이용 권한이 없습니다");
+    }
+  };
+};
+
 export const login = asyncWrap(async (req, res) => {
   const { email, password } = req.body;
   console.log(`email: ${email}, password: ${password}`);

src/controllers/index.ts

-export * as userCtrl from "./user.controller";
 export * as authCtrl from "./auth.controller";
 export * as postCtrl from "./post.controller";
+export * as roleCtrl from "./role.controller";
+export * as userCtrl from "./user.controller";

src/controllers/role.controller.ts

+import { roleDb } from "../db";
+import { asyncWrap } from "../helpers";
+
+export const getRoles = asyncWrap(async (req, res, next) => {
+  const roles = await roleDb.getAllRoles();
+  return res.json(roles);
+});

src/db/index.ts

-export * as userDb from "./user.db";
+export * as roleDb from "./role.db";
 export * as postDb from "./post.db";
+export * as userDb from "./user.db";

src/db/role.db.ts

+import { Role, User } from "../models";
+
+export const findRoleById = async (roleId: string) => {
+  const role = await Role.findById(roleId);
+  return role;
+};
+
+export const findRoleByName = async (roleName: string) => {
+  const role = await Role.findOne({ name: roleName });
+  return role;
+};
+
+export const findRoleByUserId = async (userId: string) => {
+  const user = await User.findById(userId).populate("role");
+  const role = user?.get("role");
+  return role;
+};
+
+export const getAllRoles = async () => {
+  const roles = await Role.find({});
+  return roles;
+};

src/db/user.db.ts

 import bcrypt from "bcryptjs";
-import { IUser, User } from "../models";
+import { IUser, Role, User } from "../models";
 
 export const createUser = async (user: IUser) => {
   // 비밀번호 암호화
   const hash = await bcrypt.hash(user.password, 10);
-  const newUser = await User.create({
+  // 사용자 역할 추가: 기본값은 "user"
+  let userRole = null;
+  if (user.role) {
+    userRole = await Role.findById(user.role);
+  } else {
+    userRole = await Role.findOne({ name: "user" });
+  }
+  const newUser = new User({
     email: user.email,
     password: hash,
-    name: user.name,
+    role: userRole,
+    isNew: true,
   });
-  return newUser;
+  const retUser = await newUser.save();
+  return retUser;
 };
 
 export const findUserByEmail = async (
@@ -25,6 +34,11 @@ export const findUserByEmail = async (
   return user;
 };
 
+export const getProfile = async (userId: string) => {
+  const profile = await User.findById(userId);
+  return profile; //이름 수정
+};
+
 export const getUsers = async () => {
   const users = await User.find({});
   return users;
@@ -39,7 +53,11 @@ export const isUser = async (email: string) => {
   }
 };
 
-export const getProfile = async (userId : string) => {
-  const profile = await User.findById(userId)
-  return profile //이름 수정
-}
+export const isValidUserId = async (userId: string) => {
+  const user = await User.findById(userId);
+  if (user) {
+    return true;
\ No newline at end of file
+  } else {
+    return false;
+  }
+};

src/models/index.ts

 export { default as User, IUser } from "./user.model";
 export { default as Post, PostType } from "./post.model";
+export { default as Role } from "./role.model";

src/models/post.model.ts

-import { Document, model, Schema, Types } from "mongoose";
-import { Posting } from ".";
+import { model, Schema, Types } from "mongoose";
 
 export interface PostType {
   title: string;

src/models/role.model.ts

@@ -5,9 +5,12 @@ interface IRole {
   priority: number;
 }
 
-const schema = new Schema<IRole>({
-  name: { type: String },
-  priority: { type: Number },
-});
+const schema = new Schema<IRole>(
+  {
+    name: { type: String },
+    priority: { type: Number },
+  },
+  { toJSON: { versionKey: false } }
+);
 
 export default model<IRole>("Role", schema);

src/routes/role.route.ts

+import express from "express";
+import { authCtrl, roleCtrl } from "../controllers";
+
+const router = express.Router();
+
+router.all("/", authCtrl.requireLogin);
+
+router.route("/").get(authCtrl.hasRole("admin"), roleCtrl.getRoles);
+
+export default router;

src/routes/user.route.ts

@@ -6,6 +6,6 @@ const router = express.Router();
 router
   .route("/")
   .get(authCtrl.requireLogin, userCtrl.getUsers)
-  .post(authCtrl.requireLogin, userCtrl.createUser);
+  .post(authCtrl.requireLogin, authCtrl.hasRole("admin"), userCtrl.createUser);
 
 export default router;