Sunglasses.io

app/server.js

@@ -5,14 +5,118 @@ const swaggerUi = require('swagger-ui-express');
 const YAML = require('yamljs');
 const swaggerDocument = YAML.load('./swagger.yaml'); // Replace './swagger.yaml' with the path to your Swagger file
 const app = express();
-
+const PORT = process.env.PORT || 3000;
+const cors = require('cors');
 app.use(bodyParser.json());
+app.use(cors());
 
 // Importing the data from JSON files
 const users = require('../initial-data/users.json');
 const brands = require('../initial-data/brands.json');
 const products = require('../initial-data/products.json');
 
+app.get('/api/products', (req, res) => {
+	res.status(200).json(products);
+});
+
+app.get('/api/products/:id', (req, res) => {
+  const product = products.find(p => p.id === req.params.id);
+  if (!product) {
+    return res.status(404).json({ error: 'Product not found' });
+  }
+  res.status(200).json(product);
+});
+
+app.get('/api/users', (req, res) => {
+	res.status(200).json(users);
+});
+
+app.get('/api/users/:username', (req, res) => {
+  const user = users.find(u => u.login.username === req.params.username);
+  if (!user) {
+    return res.status(404).json({ error: 'User not found' });
+  }
+  res.status(200).json(user);
+});
+
+app.get('/api/users/:username/cart', (req, res) => {
+  const user = users.find(u => u.login.username === req.params.username);
+  if (!user) {
+    return res.status(404).json({ error: 'User not found' });
+  }
+  res.status(200).json(user);
+});
+
+// add item to a users cart
+app.post('/api/users/:username/cart', (req, res) => {
+  const user = users.find(u => u.login.username === req.params.username);
+  if (!user) {
+    return res.status(404).json({ error: 'User not found' });
+  }
+
+  const { productId, quantity } = req.body;
+
+  // ValiDate the request
+  if (!productId || typeof quantity !== 'number' || quantity < 1) {
+    return res.status(400).json({ error: 'Invalid request body' });
+  }
+
+  const product = products.find(p => p.id === productId);
+  if (!product) {
+    return res.status(404).json({ error: 'Product not found' });
+  }
+
+  // check if product already exists in the cart
+  const existingItem = user.cart.find(item => item.productId === productId);
+
+  if (existingItem) {
+    // if exists, update the quantity
+    existingItem.quantity += quantity;
+  } else {
+    // If it doesn't, add it as a new item
+    user.cart.push({ productId, quantity });
+  }
+
+  res.status(201).json({ message: 'Product added to cart' });
+});
+
+// Remove item from the user cart
+app.delete('/api/users/:username/cart/product/:productId', (req, res) => {
+  const user = users.find(u => u.login.username === req.params.username);
+  if (!user) {
+    return res.status(404).json({ error: 'User not found' });
+  }
+
+  const index = user.cart.findIndex(item => item.productId === req.params.productId);
+
+  if (index === -1) {
+    return res.status(404).json({ error: 'Product not in cart' });
+  }
+
+  user.cart.splice(index, 1); 
+  res.status(200).json({ message: 'Product removed from cart' });
+});
+
+app.post('/api/login', (req, res) => {
+  const { username, password } = req.body;
+
+  // Check if the fields are filled
+  if (!username || !password) {
+    return res.status(400).json({ error: 'Username and password are required' });
+  }
+
+  // Find a user that matches both username and password
+  const user = users.find(u => u.login.username === username && u.login.password === password);
+
+  // If no user is found, return an error
+  if (!user) {
+    return res.status(401).json({ error: 'Invalid username or password' });
+  }
+
+  // If match found, return a success message (no token for now)
+  res.status(200).json({ message: 'Login successful' });
+});
+
 // Error handling
 app.use((err, req, res, next) => {
 	console.error(err.stack);
@@ -23,7 +127,7 @@ app.use((err, req, res, next) => {
 app.use('/api-docs', swaggerUi.serve, swaggerUi.setup(swaggerDocument));
 
 // Starting the server
-const PORT = process.env.PORT || 3000;
+
 app.listen(PORT, () => {
 	console.log(`Server running on port ${PORT}`);
 });