Hands-On Full-Stack Development with Swift

Shopping List controller

We now have a working API route for the Items Model. To complete our API server, we need to create a controller for ShoppingList, which will be resourceful, just like ItemController. To create a controller for ShoppingList, we need to perform the following steps:

1. Create a new Swift file in the Controllers folder and name it ShoppingListController.swift
2. Add the following code to the empty file:

import Vaporimport HTTPfinal class ShoppingListController: ResourceRepresentable {  func index(_ req: Request) throws -> ResponseRepresentable {    return try ShoppingList.all().makeJSON()  }    func store(_ req: Request) throws -> ResponseRepresentable {    let shoppingList = try req.shoppingList()    try shoppingList.save() return shoppingList ...