touch-server.js

// At the top of server.js
let products = [
    { id: '1', name: 'Laptop', description: 'A powerful laptop', price: 1200, quantity: 15 },
    { id: '2', name: 'Keyboard', description: 'A mechanical keyboard', price: 150, quantity: 50 },
    { id: '3', name: 'Mouse', description: 'An ergonomic mouse', price: 80, quantity: 30 }
]

const server = require('fastify')({
    logger: true
})

server.get('/products', (request, reply) => {
    reply.send(products)
})

server.get('/products/:id', (request, reply) => {
    const id = request.params.id
    const product = products.find(p => p.id === id)
    if (product) {
        reply.send(product)
    } else {
        reply.status(404).send({ error: 'Product not found' })
    }
})

const options = {
    schema: {
        body: {
            type: 'object',
            required: ['name', 'description', 'price', 'quantity'],
            properties: {
                name: { type: 'string' },
                description: { type: 'string' },
                price: { type: 'number' },
                quantity: { type: 'number' }
            }
        }
    }
}

server.post('/products', options, (request, reply) => {
    const product = request.body
    const newid = Date.now().toString()
    product.id = newid
    products.push(product)
    reply.status(201).send(product)
})

server.put('/products/:id', options, (request, reply) => {
    const id = request.params.id
    const product = products.find(p => p.id === id)
    if (product) {
        const updatedProduct = request.body
        updatedProduct.id = id
        const index = products.indexOf(product)
        products[index] = updatedProduct
        reply.status(200).send(updatedProduct)
    } else {
        reply.status(404).send({ error: 'Product not found' })
    }
})

server.delete('/products/:id', (request, reply) => {
    const id = request.params.id
    const product = products.find(p => p.id === id)
    if (product) {
        products.splice(products.indexOf(product), 1)
        reply.status(204).send()
    } else {
        reply.status(404).send({ error: 'Product not found' })
    }
})

const start = async () => {
    try {
      await server.listen({ port: 3001 })
    } catch (err) {
      server.log.error(err)
      process.exit(1)
    }
}
start()