unarchive

gistfile1.txt

defmodule App.Tenant.Organization do
  # Using Ash.Resource turns this module into an Ash resource.
  use Ash.Resource,
    # Tells Ash where the generated code interface belongs
    domain: App.Tenant,
    # Tells Ash you want this resource to store its data in Postgres.
    data_layer: AshPostgres.DataLayer,
    extensions: [AshArchival.Resource]

  archive do
    exclude_read_actions [:archived, :archived_by_id]
  end

  # resource do
  #   base_filter expr(is_nil(archived_at)) // se colocar isso não vai ser possível listar os arquivados
  # end

  # The Postgres keyword is specific to the AshPostgres module.
  postgres do
    # Tells Postgres what to call the table
    table "organizations"
    # Tells Ash how to interface with the Postgres table
    repo App.Repo

    base_filter_sql "(archived_at IS NULL)"
  end

  actions do
    # Exposes default built in actions to manage the resource
    defaults [:read, :destroy]

    create :create do
      # accept name and domain as input
      accept [:name, :domain]

      change fn changeset, _context ->
        name = Ash.Changeset.get_attribute(changeset, :name)
        changeset
        |> Ash.Changeset.change_attribute(:slug, name)
      end
      change {App.Changes.Slugify, attribute: :slug}
    end

    update :update do
      # accept name and domain as input
      accept [:name, :domain]
    end

    update :unarchive do
      accept [:name, :domain]
      change set_attribute(:archived_at, nil)
    end

    # Defines custom read action which fetches post by id.
    read :by_id do
      # This action has one argument :id of type :uuid
      argument :id, :uuid, allow_nil?: false
      # Tells us we expect this action to return a single result
      get? true
      # Filters the `:id` given in the argument
      # against the `id` of each element in the resource
      filter expr(id == ^arg(:id))
    end

    read :archived do
      filter expr(not is_nil(archived_at))
    end

    # Defines custom read action which fetches post by id.
    read :archived_by_id do
      # This action has one argument :id of type :uuid
      argument :id, :uuid, allow_nil?: false
      # Tells us we expect this action to return a single result
      get? true
      # Filters the `:id` given in the argument
      # against the `id` of each element in the resource
      filter expr(id == ^arg(:id))
    end
  end

  # Attributes are simple pieces of data that exist in your resource
  attributes do
    # Add an autogenerated UUID primary key called `:id`.
    uuid_primary_key :id
    # Add a string type attribute called `:name`
    attribute :name, :string do
      # We don't want the name to ever be `nil`
      allow_nil? false
      constraints max_length: 100
    end

    # Add a string type attribute called `:slug`
    # If allow_nil? is not specified, then slug can be nil
    attribute :slug, :string do
      constraints max_length: 100
    end
    attribute :domain, :string do
      constraints max_length: 100
      allow_nil? false
    end
    attribute :inserted_at, :utc_datetime_usec do
      writable? false
      default &DateTime.utc_now/0
      match_other_defaults? true
      allow_nil? false
    end
    attribute :updated_at, :utc_datetime_usec do
      writable? false
      default &DateTime.utc_now/0
      update_default &DateTime.utc_now/0
      match_other_defaults? true
      allow_nil? false
    end
  end
end