module Dashboard::ExpectsDateRange
  extend ActiveSupport::Concern

  include Dashboard::HasProposal

  def start_date
    return Date.parse(params[:start_date]) unless params[:start_date].blank?
    proposal.created_at.to_date
  end

  def end_date
    return Date.parse(params[:end_date]) unless params[:end_date].blank?
    Date.today
  end
end