module TheatresJacroCinema

# File lib/theatres_jacro_cinema.rb, line 44
def dedupe_times(times)
  seen = {}
  times.each_with_object([]) do |time, list|
    next if time.empty? || seen[time]

    seen[time] = true
    list << time
  end
end

# File lib/theatres_jacro_cinema.rb, line 37
def normalize_time(time)
  match = time.to_s.strip.match(TIME_PATTERN)
  return "" unless match

  match[0].strip.gsub(/\s+/, " ").upcase
end

# File lib/theatres_jacro_cinema.rb, line 11
def parse_sessions(html, cinema:, chain: nil)
  doc = Nokogiri::HTML(html.to_s)
  movies = []

  doc.css("div.movie-tabs").each do |block|
    title = block.at_css("h3.no-underline a, h3 a")&.text.to_s.strip
    next if title.empty?

    rating = block.at_css("span.certificate")&.text.to_s.strip
    times = block.css("a.perfbtn").map { |node| normalize_time(node.text) }.reject(&:empty?)
    next if times.empty?

    movies << {
      title: title,
      rating: rating.empty? ? nil : rating,
      times: dedupe_times(times)
    }
  end

  {
    cinema: cinema.to_s,
    chain: chain,
    movies: movies
  }
end