@type period() :: %{optional(:end) => integer(), optional(:start) => integer()}

The period associated with this invoice item. When set to different values, the period will be rendered on the invoice. If you have Stripe Revenue Recognition enabled, the period will be used to recognize and defer revenue. See the Revenue Recognition documentation for details.

@type price_data() :: %{
  optional(:currency) => binary(),
  optional(:product) => binary(),
  optional(:tax_behavior) => :exclusive | :inclusive | :unspecified,
  optional(:unit_amount) => integer(),
  optional(:unit_amount_decimal) => binary()
}

Data used to generate a new Price object inline.

@type t() :: %Stripe.Invoiceitem{
  amount: integer(),
  currency: binary(),
  customer: binary() | Stripe.Customer.t() | Stripe.DeletedCustomer.t(),
  date: integer(),
  description: binary() | nil,
  discountable: boolean(),
  discounts: term() | nil,
  id: binary(),
  invoice: (binary() | Stripe.Invoice.t()) | nil,
  livemode: boolean(),
  metadata: term() | nil,
  object: binary(),
  period: term(),
  plan: Stripe.Plan.t() | nil,
  price: Stripe.Price.t() | nil,
  proration: boolean(),
  quantity: integer(),
  subscription: (binary() | Stripe.Subscription.t()) | nil,
  subscription_item: binary(),
  tax_rates: term() | nil,
  test_clock: (binary() | Stripe.TestHelpers.TestClock.t()) | nil,
  unit_amount: integer() | nil,
  unit_amount_decimal: binary() | nil
}

The invoiceitem type.

• amount Amount (in the currency specified) of the invoice item. This should always be equal to unit_amount * quantity.
• currency Three-letter ISO currency code, in lowercase. Must be a supported currency.
• customer The ID of the customer who will be billed when this invoice item is billed.
• date Time at which the object was created. Measured in seconds since the Unix epoch.
• description An arbitrary string attached to the object. Often useful for displaying to users.
• discountable If true, discounts will apply to this invoice item. Always false for prorations.
• discounts The discounts which apply to the invoice item. Item discounts are applied before invoice discounts. Use expand[]=discounts to expand each discount.
• id Unique identifier for the object.
• invoice The ID of the invoice this invoice item belongs to.
• livemode Has the value true if the object exists in live mode or the value false if the object exists in test mode.
• metadata Set of key-value pairs that you can attach to an object. This can be useful for storing additional information about the object in a structured format.
• object String representing the object's type. Objects of the same type share the same value.
• period
• plan If the invoice item is a proration, the plan of the subscription that the proration was computed for.
• price The price of the invoice item.
• proration Whether the invoice item was created automatically as a proration adjustment when the customer switched plans.
• quantity Quantity of units for the invoice item. If the invoice item is a proration, the quantity of the subscription that the proration was computed for.
• subscription The subscription that this invoice item has been created for, if any.
• subscription_item The subscription item that this invoice item has been created for, if any.
• tax_rates The tax rates which apply to the invoice item. When set, the default_tax_rates on the invoice do not apply to this invoice item.
• test_clock ID of the test clock this invoice item belongs to.
• unit_amount Unit amount (in the currency specified) of the invoice item.
• unit_amount_decimal Same as unit_amount, but contains a decimal value with at most 12 decimal places.