defmodule Ash.Resource.Actions.Implementation do
  @moduledoc """
  An implementation of a generic action.
  """

  defmodule Context do
    @moduledoc "The context passed into generic action functions"

    defstruct [:actor, :tenant, :authorize?, :domain]

    @type t :: %__MODULE__{
            actor: term,
            tenant: term,
            authorize?: boolean,
            domain: module
          }
  end

  @callback run(Ash.ActionInput.t(), opts :: Keyword.t(), Context.t()) ::
              :ok | {:ok, term()} | {:ok, [Ash.Notifier.Notification.t()]} | {:error, term()}

  defmacro __using__(_) do
    quote do
      @behaviour Ash.Resource.Actions.Implementation
    end
  end
end