cannery/lib/cannery/containers/container_tag.ex

42 lines
1.1 KiB
Elixir

defmodule Cannery.Containers.ContainerTag do
@moduledoc """
Thru-table struct for associating Cannery.Containers.Container and
Cannery.Tags.Tag.
"""
use Ecto.Schema
import Ecto.Changeset
alias Cannery.{Containers.Container, Containers.ContainerTag, Tags.Tag}
alias Ecto.{Changeset, UUID}
@primary_key {:id, :binary_id, autogenerate: true}
@foreign_key_type :binary_id
schema "container_tags" do
belongs_to :container, Container
belongs_to :tag, Tag
timestamps()
end
@type t :: %ContainerTag{
id: id(),
container: Container.t(),
container_id: Container.id(),
tag: Tag.t(),
tag_id: Tag.id(),
inserted_at: NaiveDateTime.t(),
updated_at: NaiveDateTime.t()
}
@type new_container_tag :: %ContainerTag{}
@type id :: UUID.t()
@doc false
@spec changeset(t() | new_container_tag(), attrs :: map()) ::
Changeset.t(t() | new_container_tag())
def changeset(container_tag, attrs) do
container_tag
|> cast(attrs, [:tag_id, :container_id])
|> validate_required([:tag_id, :container_id])
end
end