Done$ todoExample / @AleRzendee (#3)

Author: AleRzendee

src/dao/FactoryDAO.js

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+import UserDAO from './UserDAO.js';
+
+export default class FactoryDAO {
+  static getUserDAO() {
+    return new UserDAO();
+  }
+}

src/dao/UserDAO.js

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+export default class UserDAO {
+  async getById(id) {
+    return { _id: id, name: 'Test User', email: 'user@example.com', role: 'user' };
+  }
+}

src/dtos/UserDTO.js

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+export default class UserDTO {
+  constructor(user) {
+    this.id = user._id;
+    this.name = user.name;
+    this.email = user.email;
+    this.role = user.role;
+  }
+}

src/middleware/authorization.js

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+export const authorize = (roles = []) => {
+  return (req, res, next) => {
+    const user = req.user || { role: 'user' }; // Simulação
+    if (!roles.includes(user.role)) {
+      return res.status(403).json({ message: 'Acesso negado' });
+    }
+    next();
+  };
+};

src/models/Ticket.js

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+const Ticket = {
+  create: async (data) => {
+    return { id: '123', ...data };
+  }
+};
+
+export default Ticket;

src/repositories/UserRepository.js

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+import UserDTO from '../dtos/UserDTO.js';
+
+export default class UserRepository {
+  constructor(dao) {
+    this.dao = dao;
+  }
+
+  async getById(id) {
+    const user = await this.dao.getById(id);
+    return new UserDTO(user);
+  }
+}

src/routes/carts.js

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+import express from 'express';
+import { purchaseCart } from '../services/TicketService.js';
+const router = express.Router();
+
+router.post('/:cid/purchase', async (req, res) => {
+  const result = await purchaseCart(req.params.cid, 'user@example.com');
+  res.json(result);
+});
+
+export default router;

src/routes/products.js

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+import express from 'express';
+const router = express.Router();
+router.post('/', (req, res) => res.send('Produto criado'));
+export default router;

src/routes/users.js

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+import express from 'express';
+const router = express.Router();
+router.get('/current', (req, res) => {
+  const user = { _id: '1', name: 'Alice', email: 'alice@example.com', role: 'user' };
+  const dto = { id: user._id, name: user.name, email: user.email, role: user.role };
+  res.json(dto);
+});
+export default router;

src/services/TicketService.js

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+import Ticket from '../models/Ticket.js';
+
+export const purchaseCart = async (cartId, userEmail) => {
+  return Ticket.create({
+    code: 'ABC123',
+    purchase_datetime: new Date(),
+    amount: 100,
+    purchaser: userEmail
+  });
+};