InvoiceState

"""An invoice document for billing a customer"""
type InvoiceState {
  """Unique identifier"""
  id: InvoiceID!
  """Invoice number"""
  invoiceNumber: String!
  """Type of invoice document"""
  kind: InvoiceKind!
  """Associated order ID"""
  orderId: OrderID
  """Customer ID"""
  customerId: CustomerID!
  """Contact person ID"""
  contactId: ContactID
  """Billing address ID"""
  billingAddressId: AddressID
  """Invoice status"""
  status: InvoiceStatus!
  """Issue date (ISO8601)"""
  issueDate: ISO8601!
  """Due date (ISO8601)"""
  dueDate: ISO8601
  """Payment date (ISO8601)"""
  paidAt: ISO8601
  """Subtotal amount before tax"""
  subtotalAmount: Float!
  """Tax amount"""
  taxAmount: Float!
  """Total amount including tax"""
  totalAmount: Float!
  """Amount paid so far"""
  paidAmount: Float!
  """Currency code (e.g. EUR, USD)"""
  currency: CurrencyISO!
  """Tax rate percentage"""
  taxRate: Float
  """ID of the invoice this credit note applies to"""
  creditedInvoiceId: InvoiceID
  """Payment terms (e.g. Net 30)"""
  paymentTerms: String
  """Payment method used"""
  paymentMethod: String
  """Payment reference or transaction ID"""
  paymentReference: String
  """Notes visible to the customer"""
  notes: String
  """Internal notes not visible to the customer"""
  internalNotes: String
  """ID of the user who created this invoice"""
  createdByUserId: UserID
  """Creation timestamp (ISO8601)"""
  createdAt: String!
  """Last update timestamp (ISO8601)"""
  updatedAt: String!
  """Customer for this invoice. Requires customer:read permission."""
  customer: CustomerState
  """Source order. Requires order:read permission."""
  order: OrderState
  """Line items for this invoice. Requires invoice:read permission."""
  invoiceLines: [InvoiceLineState!]!
  """User who created this invoice. Requires user:read permission."""
  createdByUser: UserState
  """Document attachments. Requires file:list permission."""
  attachments: [InvoiceFileAttachment!]!
}