feat(auth): add user schema and auth api

.env.example

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+PORT=3000
+NODE_ENV=development
+MONGODB_URI=mongodb://localhost:27017/noctune
+JWT_SECRET=isi_random_string_panjang
+JWT_REFRESH_SECRET=isi_random_string_lain
+JWT_EXPIRES_IN=15m
+JWT_REFRESH_EXPIRES_IN=7d
+CLIENT_URL=http://localhost:5173

.gitignore

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+node_modules/
+.env
+uploads/
+*.log
+.DS_Store

package.json

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+{
+  "name": "server",
+  "version": "1.0.0",
+  "description": "",
+  "type": "module",
+  "main": "index.js",
+  "scripts": {
+    "dev": "nodemon src/server.js",
+    "start": "node src/server.js"
+  },
+  "dependencies": {
+    "bcryptjs": "^2.4.3",
+    "cookie-parser": "^1.4.6",
+    "cors": "^2.8.5",
+    "dotenv": "^16.6.0",
+    "express": "^4.21.2",
+    "helmet": "^7.1.0",
+    "jsonwebtoken": "^9.0.2",
+    "mongoose": "^8.13.0",
+    "morgan": "^1.10.0"
+  },
+  "devDependencies": {
+    "nodemon": "^3.1.2"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "packageManager": "pnpm@10.30.3"
+}

src/app.js

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+import express from 'express';
+import cors from 'cors';
+import helmet from 'helmet';
+import cookieParser from 'cookie-parser';
+import morgan from 'morgan';
+import routes from './routes/index.js';
+
+const app = express();
+
+app.use(
+  cors({
+    origin: process.env.CLIENT_URL || 'http://localhost:5173',
+    credentials: true,
+  })
+);
+app.use(helmet());
+app.use(express.json({ limit: '2mb' }));
+app.use(cookieParser());
+app.use(morgan(process.env.NODE_ENV === 'production' ? 'combined' : 'dev'));
+app.use('/api', routes);
+
+app.use((req, res) => {
+  res.status(404).json({ success: false, message: 'Route not found' });
+});
+
+app.use((err, req, res, next) => {
+  const status = err.status || 500;
+  res
+    .status(status)
+    .json({ success: false, message: err.message || 'Server error' });
+});
+
+export default app;

src/config/db.js

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+import mongoose from 'mongoose';
+
+export const connectDb = async () => {
+  const uri = process.env.MONGODB_URI;
+  if (!uri) {
+    throw new Error('MONGODB_URI is not set');
+  }
+
+  mongoose.set('strictQuery', true);
+  await mongoose.connect(uri);
+};

src/controllers/authController.js

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+import {
+  getSessionUser,
+  loginUser,
+  refreshSession,
+  registerUser,
+} from '../services/authService.js';
+
+const accessCookieName = 'noctune_access';
+const refreshCookieName = 'noctune_refresh';
+
+const getCookieOptions = () => ({
+  httpOnly: true,
+  sameSite: 'lax',
+  secure: process.env.NODE_ENV === 'production',
+});
+
+const setAuthCookies = (res, tokens) => {
+  const options = getCookieOptions();
+
+  res.cookie(accessCookieName, tokens.accessToken, {
+    ...options,
+    maxAge: tokens.accessMaxAge,
+  });
+  res.cookie(refreshCookieName, tokens.refreshToken, {
+    ...options,
+    maxAge: tokens.refreshMaxAge,
+  });
+};
+
+const clearAuthCookies = (res) => {
+  const options = getCookieOptions();
+
+  res.clearCookie(accessCookieName, options);
+  res.clearCookie(refreshCookieName, options);
+};
+
+export const authController = {
+  async register(req, res, next) {
+    try {
+      const { name, username, email, password } = req.body;
+      const { user, tokens } = await registerUser({
+        name,
+        username,
+        email,
+        password,
+      });
+
+      setAuthCookies(res, tokens);
+
+      res.json({ success: true, data: { user } });
+    } catch (error) {
+      next(error);
+    }
+  },
+
+  async login(req, res, next) {
+    try {
+      const { identifier, password } = req.body;
+      const { user, tokens } = await loginUser({ identifier, password });
+
+      setAuthCookies(res, tokens);
+
+      res.json({ success: true, data: { user } });
+    } catch (error) {
+      next(error);
+    }
+  },
+
+  async refresh(req, res, next) {
+    try {
+      const refreshToken = req.cookies?.[refreshCookieName];
+      const { user, tokens } = await refreshSession(refreshToken);
+
+      setAuthCookies(res, tokens);
+
+      res.json({ success: true, data: { user } });
+    } catch (error) {
+      next(error);
+    }
+  },
+
+  async me(req, res, next) {
+    try {
+      const user = await getSessionUser(req.userId);
+      res.json({ success: true, data: { user } });
+    } catch (error) {
+      next(error);
+    }
+  },
+
+  async logout(req, res) {
+    clearAuthCookies(res);
+    res.json({ success: true, data: { message: 'Logged out' } });
+  },
+};

src/middlewares/auth.js

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+import jwt from 'jsonwebtoken';
+
+const accessCookieName = 'noctune_access';
+
+const getToken = (req) => req.cookies?.[accessCookieName];
+
+export const auth = (req, res, next) => {
+  const token = getToken(req);
+
+  if (!token) {
+    return res.status(401).json({ success: false, message: 'Unauthorized' });
+  }
+
+  try {
+    const decoded = jwt.verify(token, process.env.JWT_SECRET);
+    const userId =
+      typeof decoded === 'object' && decoded !== null && 'sub' in decoded
+        ? decoded.sub
+        : null;
+
+    if (!userId) {
+      return res.status(401).json({ success: false, message: 'Unauthorized' });
+    }
+
+    req.userId = userId;
+    return next();
+  } catch (error) {
+    return res.status(401).json({ success: false, message: 'Unauthorized' });
+  }
+};
+
+export const optionalAuth = (req, res, next) => {
+  const token = getToken(req);
+
+  if (!token) {
+    return next();
+  }
+
+  try {
+    const decoded = jwt.verify(token, process.env.JWT_SECRET);
+    const userId =
+      typeof decoded === 'object' && decoded !== null && 'sub' in decoded
+        ? decoded.sub
+        : null;
+
+    if (userId) {
+      req.userId = userId;
+    }
+
+    return next();
+  } catch (error) {
+    return next();
+  }
+};

src/models/User.js

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+import mongoose from 'mongoose';
+
+const userSchema = new mongoose.Schema(
+  {
+    name: {
+      type: String,
+      trim: true,
+      maxlength: 80,
+    },
+    username: {
+      type: String,
+      required: true,
+      unique: true,
+      trim: true,
+      lowercase: true,
+      minlength: 3,
+      maxlength: 30,
+    },
+    email: {
+      type: String,
+      required: true,
+      unique: true,
+      trim: true,
+      lowercase: true,
+    },
+    passwordHash: {
+      type: String,
+      required: true,
+      select: false,
+    },
+    role: {
+      type: String,
+      enum: ['user', 'artist', 'admin'],
+      default: 'user',
+    },
+    avatarUrl: {
+      type: String,
+      trim: true,
+    },
+  },
+  {
+    timestamps: true,
+  }
+);
+
+export default mongoose.model('User', userSchema);

src/routes/auths.js

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+import { Router } from 'express';
+import { authController } from '../controllers/authController.js';
+import { auth } from '../middlewares/auth.js';
+
+const router = Router();
+
+router.post('/register', authController.register);
+router.post('/login', authController.login);
+router.post('/refresh', authController.refresh);
+router.post('/logout', authController.logout);
+router.get('/me', auth, authController.me);
+
+export default router;

src/routes/index.js

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+import { Router } from 'express';
+import authRoutes from './auths.js';
+
+const router = Router();
+
+router.get('/health', (req, res) => {
+  res.json({
+    success: true,
+    data: {
+      status: 'ok',
+      time: new Date().toISOString(),
+    },
+  });
+});
+
+router.use('/auth', authRoutes);
+
+export default router;

src/server.js

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+import 'dotenv/config';
+import app from './app.js';
+import { connectDb } from './config/db.js';
+
+const port = Number(process.env.PORT) || 3000;
+
+const startServer = async () => {
+  try {
+    await connectDb();
+    app.listen(port, () => {
+      process.stdout.write(`Server listening on port ${port}\n`);
+    });
+  } catch (error) {
+    const message = error instanceof Error ? error.message : 'Unknown error';
+    process.stderr.write(`Failed to start server: ${message}\n`);
+    process.exit(1);
+  }
+};
+
+startServer();

src/services/authService.js

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+import bcrypt from 'bcryptjs';
+import jwt from 'jsonwebtoken';
+import User from '../models/User.js';
+
+const accessTokenTtl = process.env.JWT_EXPIRES_IN || '15m';
+const refreshTokenTtl = process.env.JWT_REFRESH_EXPIRES_IN || '7d';
+
+const createError = (status, message) => {
+  const error = new Error(message);
+  error.status = status;
+  return error;
+};
+
+const durationToMs = (value, fallbackMs) => {
+  if (!value) {
+    return fallbackMs;
+  }
+
+  const match = /^([0-9]+)([smhd])$/.exec(value);
+  if (!match) {
+    return fallbackMs;
+  }
+
+  const amount = Number(match[1]);
+  const unit = match[2];
+  const multipliers = {
+    s: 1000,
+    m: 60 * 1000,
+    h: 60 * 60 * 1000,
+    d: 24 * 60 * 60 * 1000,
+  };
+
+  return amount * (multipliers[unit] || 1000);
+};
+
+const ensureSecrets = () => {
+  if (!process.env.JWT_SECRET || !process.env.JWT_REFRESH_SECRET) {
+    throw createError(500, 'JWT secrets are not configured');
+  }
+};
+
+const normalize = (value) => value.trim().toLowerCase();
+
+const buildTokens = (userId) => {
+  ensureSecrets();
+
+  const accessToken = jwt.sign({ sub: userId }, process.env.JWT_SECRET, {
+    expiresIn: accessTokenTtl,
+  });
+  const refreshToken = jwt.sign(
+    { sub: userId },
+    process.env.JWT_REFRESH_SECRET,
+    {
+      expiresIn: refreshTokenTtl,
+    }
+  );
+
+  return {
+    accessToken,
+    refreshToken,
+    accessMaxAge: durationToMs(accessTokenTtl, 15 * 60 * 1000),
+    refreshMaxAge: durationToMs(refreshTokenTtl, 7 * 24 * 60 * 60 * 1000),
+  };
+};
+
+const getPublicUser = async (userId) => {
+  if (!userId) {
+    return null;
+  }
+
+  return User.findById(userId).select('-passwordHash').lean();
+};
+
+export const registerUser = async ({ name, username, email, password }) => {
+  if (!username || !email || !password) {
+    throw createError(400, 'Username, email, and password are required');
+  }
+
+  const normalizedUsername = normalize(username);
+  const normalizedEmail = normalize(email);
+
+  const existing = await User.findOne({
+    $or: [{ username: normalizedUsername }, { email: normalizedEmail }],
+  }).lean();
+
+  if (existing) {
+    throw createError(409, 'Username or email already in use');
+  }
+
+  const passwordHash = await bcrypt.hash(password, 10);
+  const createdUser = await User.create({
+    name: name?.trim() || normalizedUsername,
+    username: normalizedUsername,
+    email: normalizedEmail,
+    passwordHash,
+  });
+
+  const user = await getPublicUser(createdUser._id);
+
+  return {
+    user,
+    tokens: buildTokens(createdUser._id.toString()),
+  };
+};
+
+export const loginUser = async ({ identifier, password }) => {
+  if (!identifier || !password) {
+    throw createError(400, 'Identifier and password are required');
+  }
+
+  const normalizedIdentifier = normalize(identifier);
+  const user = await User.findOne({
+    $or: [{ email: normalizedIdentifier }, { username: normalizedIdentifier }],
+  }).select('+passwordHash');
+
+  if (!user) {
+    throw createError(401, 'Invalid credentials');
+  }
+
+  const matches = await bcrypt.compare(password, user.passwordHash);
+  if (!matches) {
+    throw createError(401, 'Invalid credentials');
+  }
+
+  const publicUser = await getPublicUser(user._id);
+
+  return {
+    user: publicUser,
+    tokens: buildTokens(user._id.toString()),
+  };
+};
+
+export const refreshSession = async (refreshToken) => {
+  if (!refreshToken) {
+    throw createError(401, 'Refresh token missing');
+  }
+
+  ensureSecrets();
+
+  let decoded;
+  try {
+    decoded = jwt.verify(refreshToken, process.env.JWT_REFRESH_SECRET);
+  } catch (error) {
+    throw createError(401, 'Invalid refresh token');
+  }
+
+  const userId =
+    typeof decoded === 'object' && decoded !== null && 'sub' in decoded
+      ? decoded.sub
+      : null;
+
+  const user = await getPublicUser(userId);
+  if (!user) {
+    throw createError(401, 'User not found');
+  }
+
+  return {
+    user,
+    tokens: buildTokens(userId.toString()),
+  };
+};
+
+export const getSessionUser = async (userId) => {
+  const user = await getPublicUser(userId);
+  if (!user) {
+    throw createError(401, 'User not found');
+  }
+
+  return user;
+};