class Api::V1::ParksController < ApplicationController
  DEFAULT_PAGE_SIZE = 10

  def index
    parks = Park
      .limit(per_page)
      .offset((page - 1) * per_page)
    render json: parks
  end

  private

  def per_page
    (params[:per_page].presence || DEFAULT_PAGE_SIZE).to_i
  end

  def page
    (params[:page].presence || 1).to_i
  end
end