defmodule DaProductApp.Repo.Migrations.CreateParameterDefinitions do
  use Ecto.Migration

  def change do
    create table(:parameter_definitions) do
      add :name, :string, null: false
      add :description, :string
      add :data_type, :string, null: false
      add :default_value, :string
      add :validation_rules, :map
      add :category_id, references(:parameter_categories, on_delete: :delete_all), null: false
      add :active, :boolean, default: true

      timestamps(type: :utc_datetime)
    end

    create index(:parameter_definitions, [:category_id])
    create unique_index(:parameter_definitions, [:name, :category_id])
  end
end