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

  def change do
    alter table(:tms_terminals) do
      add :kek_kcv, :string, default: "112233", comment: "Key Encryption Key Check Value"
      add :slot_number, :integer, default: 1, comment: "Slot number for key storage"
      add :last_keys_update, :utc_datetime, comment: "Timestamp of last keys configuration"
    end

    create index(:tms_terminals, [:kek_kcv])
    create index(:tms_terminals, [:slot_number])
  end
end