Hands-On Server-Side Web Development with Swift

Creating a new entry with a unique ID

Following getTotal(), add the following handler for creating a new entry:

func newEntry(_ req: Request) throws -> Future<HTTPStatus> { // [1]    let newID = UUID().uuidString // [2]    return try req.content.decode(Entry.self).map(to: HTTPStatus.self) { entry in // [3]        let newEntry = Entry(id: newID,                             title: entry.title,                             content: entry.content) // [4]        guard let result = self.journal.create(newEntry) else { // [5]            throw Abort(.badRequest) // [6]        }        print("Created: \(result)")        return .ok // [7]    }}

The newEntry(_ req:) function handles the creation of a new entry in several steps:

1. Constructs a throwable function that returns a Future of HTTPStatus
2. Uses Swift's UUID() to create a unique ID for the new entry
3. Decodes ...