defmodule Rapyd.Client do
  @moduledoc """
  Immutable configuration struct passed to every service call.

  Build one with `Rapyd.new/1` or `Rapyd.new!/1` — do not construct this
  struct directly.
  """

  @enforce_keys [:access_key, :secret_key, :base_url]

  defstruct [
    :access_key,
    :secret_key,
    :base_url,
    :merchant_account_id,
    sandbox: true,
    max_retries: 4,
    timeout: 30_000,
    http_client: Rapyd.HTTP.Client
  ]

  @type t :: %__MODULE__{
          access_key: String.t(),
          secret_key: String.t(),
          base_url: String.t(),
          sandbox: boolean(),
          merchant_account_id: String.t() | nil,
          max_retries: non_neg_integer(),
          timeout: non_neg_integer(),
          http_client: module()
        }
end