defmodule ArcadiaCloud.Provisioning.CloudDrift do
  use Ecto.Schema
  import Ecto.Changeset

  @primary_key {:id, :binary_id, autogenerate: true}
  @foreign_key_type :binary_id

  @statuses ~w(open accepted reverted stale)

  schema "cloud_drift" do
    field :field, :string
    field :expected, :map
    field :actual, :map
    field :status, :string, default: "open"
    field :detected_at, :utc_datetime
    field :resolved_at, :utc_datetime
    field :resolved_by, :string

    belongs_to :resource, ArcadiaCloud.Cloud.CloudResource
    belongs_to :provisioned, ArcadiaCloud.Provisioning.CloudProvisioned

    timestamps(type: :utc_datetime)
  end

  @required ~w(resource_id provisioned_id field detected_at)a
  @optional ~w(expected actual status resolved_at resolved_by)a

  def changeset(drift, attrs) do
    drift
    |> cast(attrs, @required ++ @optional)
    |> validate_required(@required)
    |> validate_inclusion(:status, @statuses)
  end
end