defmodule Finix.Authorizations.Authorization do
  use Finix.Schema

  defmodule AdditionalBuyerCharges do
    use Finix.Schema

    embedded_schema do
      field(:convenience_amount, :integer)
      field(:surcharge_amount, :integer)
      field(:rent_surcharge_amount, :integer)
    end

    def changeset(additional_buyer_chargers, params \\ %{}) do
      additional_buyer_chargers
      |> cast(params, [:convenience_amount, :surcharge_amount, :rent_surcharge_amount])
    end
  end

  defmodule AdditionalPurchaseData do
    use Finix.Schema

    embedded_schema do
      field :customer_reference_number, :string
      field :customs_duty_amount, :integer
      field :destination_country_code, :string
      field :destination_postal_code, :string
      field :discount_amount, :integer
      field :invoice_reference_number, :string
      field :sales_tax, :integer
      field :ship_from_postal_code, :string
      field :shipping_amount, :integer
      field :tax_exempt, :boolean

      embeds_one :order_date, OrderDate

      embeds_many :item_data, ItemData
    end

    def changeset(additional_purchase_data, attrs) do
      additional_purchase_data
      |> cast(attrs, __schema__(:fields) -- [:item_data, :order_date])
      |> cast_embed(:item_data)
    end

    defmodule ItemData do
      use Finix.Schema

      embedded_schema do
        field :amount_excluding_sales_tax, :integer
        field :amount_including_sales_tax, :integer
        field :commodity_code, :string
        field :cost_per_unit, :integer
        field :item_description, :string
        field :item_discount_amount, :integer
        field :merchant_product_code, :string
        field :quantity, :integer
        field :unit_of_measure, :string
      end

      def changeset(item_data, attrs) do
        item_data
        |> cast(attrs, __schema__(:fields))
      end
    end

    defmodule OrderDate do
      use Finix.Schema

      embedded_schema do
        field :day, :integer
        field :month, :integer
        field :year, :integer
      end

      def changeset(order_date, attrs) do
        order_date
        |> cast(attrs, __schema__(:fields))
      end
    end
  end

  embedded_schema do
    field :id, :string
    field :created_at, :utc_datetime
    field :updated_at, :utc_datetime
    field :"3ds_redirect_url", :string
    field :address_verification, :string
    field :amount, :integer
    field :amount_requested, :integer
    field :application, :string
    field :currency, Finix.Enums.Currency
    field :expires_at, :utc_datetime
    field :failure_code, :string
    field :failure_message, :string
    field :idempotency_id, :string
    field :is_void, :boolean
    field :merchant, :string
    field :merchant_identity, :string
    field :security_code_verification, Finix.Enums.SecurityCodeVerification
    field :source, :string
    field :state, Finix.Enums.TransferState
    field :trace_id, :string
    field :transfer, :string
    field :void_state, :string
    field :tags, :map
    field :additional_healthcare_data, :map
    field :raw, Finix.Utils.RawType

    embeds_one :additional_buyer_charges, AdditionalBuyerCharges
    embeds_one :additional_purchase_data, AdditionalPurchaseData
    embeds_one :_links, Finix.Links
  end

  def changeset(authorization, attrs) do
    authorization
    |> cast(attrs, __schema__(:fields) -- [:additional_buyer_charges, :additional_purchase_data, :_links])
    |> cast_embed(:additional_buyer_charges)
    |> cast_embed(:additional_purchase_data)
    |> cast_embed(:_links)
  end
end