defmodule Ammoprices.Scraping.TextDetector do
  @moduledoc false

  def detect_subsonic(nil), do: false
  def detect_subsonic(title), do: Regex.match?(~r/sub[\-\s]?sonic/i, title)

  def detect_casing(nil), do: nil

  def detect_casing(title) do
    downcased = String.downcase(title)

    cond do
      String.contains?(downcased, "steel") -> "steel"
      String.contains?(downcased, "aluminum") -> "aluminum"
      String.contains?(downcased, "brass") -> "brass"
      String.contains?(downcased, "nickel") -> "brass"
      true -> nil
    end
  end
end