datafile.ex

defmodule Testivator.CRM.DataFile do
  @moduledoc """
  DataFile schema
  """
  use Testivator.Web, :model
  use Arc.Ecto.Schema
  alias Testivator.CRM.Charter
  alias Testivator.CRM.DataFile

  schema "datafiles" do
    field(:file, Testivator.File.Type)
    belongs_to(:charter, Charter)

    timestamps()
  end

  def changeset(%DataFile{} = datafile, attrs \\ %{}) do
    datafile
    |> cast(attrs, [:charter_id])
    |> cast_attachments(attrs, [:file])
    |> validate_required(:file)
    |> assoc_constraint(:charter)
  end
end