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server.js
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server.js
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require('dotenv').config();
const express = require('express');
const mongoose = require('mongoose');
const cors = require('cors');
const Item = require('./models/Item')
const app = express();
const port = process.env.PORT || 3000;
// Connect to MongoDB - create a .env file and populate these environment variables with your database information.
mongoose.connect(process.env.MONGODB_URI)
.then(() => console.log('MongoDB connected'))
.catch(err => console.log(err));
// Enable CORS
app.use(cors());
// Serve static files
app.use(express.static('public'));
// Parse requests for strings/arrays, use extended: true for nested requests
app.use(express.urlencoded({ extended: false }));
//Parse JSON requests
app.use(express.json())
// Set EJS as templating engine
app.set('view engine', 'ejs');
// Routes
app.get('/', (req, res) => {
res.render('index')
});
app.get('/item', async (req, res) => {
const items = await Item.find({});
res.render('item', { items });
});
// Create
app.post('/item', async (req, res) => {
const newItem = new Item(req.body);
try {
await newItem.save();
res.redirect('/item');
} catch (err) {
//you can set up custom error handling on the client side using this information
res.redirect('/item?error=true');
}
});
// Update
app.post('/item/update/:id', async (req, res) => {
const { id } = req.params;
const { name, description } = req.body;
try {
await Item.findByIdAndUpdate(id, { name, description });
res.redirect('/item');
} catch (err) {
//you can set up custom error handling on the client side using this information
res.redirect(`/item?error=true`);
}
});
// Delete
app.delete('/item/delete/:id', async (req, res) => {
const { id } = req.params;
await Item.findByIdAndDelete(id);
//Send success back to the client-side function
res.status(200).json({ message: 'Item deleted successfully' });
});
// Start the server
app.listen(port, () => {
console.log(`Server running on http://localhost:${port}`);
});