Invoice MVP

A minimum viable product for invoicing.

• Richardson Maturity Model (RMM)

Level-3: HyperMedia/HATEOAS

• 10th iteration User AuthN & AuthZ with IDP service (the current mvp implementation)
• 9th iteration HTTP Response Caching
• 8th iteration User Authorization
• 7th iteration Transport Layer Encryption and Server Authn
• 6th iteration Authentication: Basic, Digest, JWT
• 5th iteration HAL invoice representation
• 4th iteration Use Case unit tests and HTTP tests
• 3rd iteration Use Cases with Ports & Adapters Architecture
• 2nd iteration CRUD-Services

HAL Invoice

HAL invoice representation with allowed actions depending on current invoice state.

{
  "id": 1,
  "month": 9,
  "year": 2020,
  "status": "open",
  "customerId": 1,
  "_links": {
    "book": {
      "href": "/book/1"
    },
    "bookings": {
      "href": "/invoice/1/bookings"
    },
    "cancel": {
      "href": "/invoice/1"
    },
    "charge": {
      "href": "/charge/1"
    },
    "self": {
      "href": "/invoice/1"
    }
  }
}