@type base64_xdr() :: String.t()

@type detail() :: String.t() | nil

@type error() :: {error_source(), error_body()}

@type error_body() :: map() | atom() | String.t()

@type error_source() :: :horizon | :network

@type extras() :: %{
  optional(:hash) => hash(),
  optional(:envelope_xdr) => base64_xdr(),
  optional(:result_codes) => result_codes(),
  optional(:result_xdr) => base64_xdr(),
  optional(:error) => detail()
}

@type hash() :: String.t()

@type result_code() :: String.t()

@type result_codes() :: %{
  optional(:transaction) => result_code(),
  optional(:operations) => [result_code()]
}

@type status_code() :: 200 | 400 | 404 | 406 | 422 | 500 | :network_error

@type t() :: %Stellar.Horizon.Error{
  detail: detail(),
  extras: extras(),
  status_code: status_code(),
  title: title(),
  type: type()
}

@type title() :: String.t() | nil

@type type() :: String.t() | nil