customers-schema.graphql

extend schema
  @link(url: "https://specs.apollo.dev/federation/v2.8", import:
    [
      "@key",
      "@requires",
      "@external",
      "@tag",
      "@shareable"
    ]
  )

type Query {
  users: [User]
  user(id: ID!): User
}

"""
An user account in our system
"""
type User @key(fields: "id") {
  id: ID!

  firstName: String @tag(name: "private")
  lastName: String @tag(name: "private")
  address: String @tag(name: "private")
  phone: String
    @tag(name: "private")
    @shareable
  email: String!
    @tag(name: "private")
    @shareable

  """
  The user's active cart session. Once the cart items have been purchases, they transition to an Order
  """
  activeCart: Cart

  """
  The users previous purchases
  """
  orders(filters: OrderFilters): [Order]

  paymentMethods: [PaymentMethod]
}

"""
Search filters for when showing an users previous purchases
"""
input OrderFilters {
  orderId: ID!
  priceHigh: Float
  priceLow: Float
  itemsInOrder: Int
}

"""
An user's saved cart session. Only one cart can be active at a time
"""
type Cart @key(fields: "owner { id }") {
  """
  Owner of the cart session
  """
  owner: User!
  """
  Items saved in the cart session
  """
  items: [ProductVariant]
  subtotal: Float! @requires(fields: "items { price }")
}

type Order @key(fields: "id", resolvable: false) {
  id: ID!
}

type ProductVariant @key(fields: "id", resolvable: false) {
  id: ID!
  price: Float! @external
}

type PaymentMethod {
  id: ID!
  cardNumber: String!
}