defmodule Mv.Membership.Property do
  use Ash.Resource,
    domain: Mv.Membership,
    data_layer: AshPostgres.DataLayer

  postgres do
    table "properties"
    repo Mv.Repo
  end

  actions do
    defaults [:read, :destroy]
    default_accept [:value, :member_id, :property_type_id]

    create :create_property do
      primary? true
      load [:property_type]
    end

    update :update_property do
      primary? true
      require_atomic? false
      load [:property_type]
    end

  end


  attributes do
    uuid_primary_key :id

    attribute :value, :union,
      allow_nil?: true,
      constraints: [
        storage: :type_and_value,
        types: [
          boolean: [type: :boolean],
          date: [type: :date],
          integer: [type: :integer],
          string: [type: :string],
          email: [type: Mv.Membership.Email],
          phone: [type: Mv.Membership.PhoneNumber]
        ]
      ]
  end

  relationships do
    belongs_to :member, Mv.Membership.Member

    belongs_to :property_type, Mv.Membership.PropertyType
  end

  calculations do
    calculate :value_to_string, :string, expr(value[:value] <> "")
  end

  aggregates do
    first :property_type_required,
          :property_type,
          :required
  end

  validations do
    validate {Mv.Membership.Validations.ValidateProperty, attribute: :value}
  end

end