Ubiquitous Language

Entities

• Customer Aggregate

  • Person that can place an order on the system, they can self Identity or not, registration is also optional
  • A customer can have CPF (required), Name and E-mail, the last ones are optional

• Order Aggregate

  • Has an unique identifier
  • Has an property to inform creation date
  • List of items (Products) selected by customer
  • An order must have at least one item
  • The order status will change as it moves through the kitchen until it gets delivered to the customer
  • Has an status property (ORderStatus)

• Product Aggregate

  • Has an unique identifier
  • Has an property to inform creation date
  • Name
  • Description
  • Category
  • Price

• Payment Aggregate

  • Transaction that can confirm or not that an order can be sent to prepare.
  • Has an unique identifier
  • Link for QR Code used on payment

Value Objects

• Cpf (Brazilian Person Identifier)
• OrderStatus (PaymentPending, PaymentConfirmed, Received, InPreparation, Ready, Completed)
• Product Category (Meal, Sides, Drink, Dessert)

Actors

• Customer
  • Restaurant customer
• Customer Care Assistant
  • Employee responsible for delivering the Order and Managing Products list
• Cooker
  • Employee responsible for preparing the Order and update its status accordingly

Commands

• Create Order
  • Creates new order
• Cancel Order
  • Cancel existing order
• Change Order status
  • Update orders status
• Confirm Order
  • Confirme propduct selection and creates order
• Checkout Order
  • Checkout order and update order status to PaymentApproved
• Send Notification
  • Send notification
• Approve Payment
  • Approve Order payment
• Reject Payment
  • Reject order paymemnt
• Select Product
  • Select product to be added to the Order
• Register User
  • Register new Customer
• Find Customer
  • Find customer
• Register Product
  • Register Menu products
• Delete Product
  • Delete product from menu
• Update Product
  • Update product
• List Products
  • List available products
• List orders
  • List existing orders
• Add Meal
  • Add meal to Order
• Add Sides
  • Add Sides to Order
• Add Drink
  • Add Drink to Order
• Add Dessert
  • Add Dessert to Order

Events

• Customer Registered
  • New customer successfully registered
• Order Created
  • A new Order was created
• Order Cancelled
  • A order was cancelled
• Order Payment Confirmed
  • Order payment was accepted
• Order Status Changed
  • Order status updated
• Product Created
  • New product Created
• Product Deleted
  • Product deleted
• Product Updated
  • Prouct details updated