Todo+iField.swift

import FluentKit
import Vapor

final class Todo: Model, Content {
    static let schema = "todos"
    
    @iID(key: "id", .uuid, .identifier(auto: false))
    var id: UUID?

    @iField(key: "title", .string, .required)
    var title: String
    
    @iTimestamp(key: "created_at", on: .create)
    public var createdAt: Date?

    @iTimestamp(key: "updated_at", on: .update)
    public var updatedAt: Date?

    init() { }

    init(id: UUID? = nil, title: String) {
        self.id = id
        self.title = title
    }
}

extension Todo: Migration {
    func prepare(on database: Database) -> EventLoopFuture<Void> {
        create(on: database) {
            \.$id
            \.$title
            \.$createdAt
            \.$updatedAt
        }
    }
    
    func revert(on database: Database) -> EventLoopFuture<Void> {
        database.schema(Self.schema).delete()
    }
}