defmodule Guard.Repo.Migrations.CreateDevice do
  @moduledoc false
  use Ecto.Migration

  def device_table() do
    Application.get_env(:guard, :devices_table, :devices)
  end

  def change do
    create table(device_table(), primary_key: false) do
      add(:id, :binary_id, primary_key: true)
      add(:token, :string, null: false)
      add(:platform, :string, null: false)
      add(:user_id, :uuid)
      add(:last_sent, :utc_datetime)

      timestamps()
    end

    create(unique_index(device_table(), [:token, :platform]))
  end
end