module Public
  module LiveHelper
    def live_score_sets_label(score_state)
      return nil unless score_state

      "Set #{score_state.current_set} · Set vinti #{score_state.home_sets}-#{score_state.away_sets}"
    end

    def live_score_partials_label(score_state)
      return nil unless score_state

      partials = Array(score_state.set_partials)
      return nil if partials.empty?

      partials.map { |p| format_set_partial_entry(p) }.join(" · ")
    end

    def live_score_points_label(match, score_state)
      return "—" unless score_state

      "#{match.team.name} #{score_state.home_points} - #{score_state.away_points} #{match.opponent_name}"
    end

    private

    def format_set_partial_entry(partial)
      data = partial.respond_to?(:with_indifferent_access) ? partial.with_indifferent_access : partial
      set_no = data[:set] || data["set"]
      home = data[:home] || data["home"]
      away = data[:away] || data["away"]
      label = set_no.present? ? "Set #{set_no}" : "Set"
      "#{label} #{home}-#{away}"
    end
  end
end
