esp.lic

=begin
  Documentation: https://elanthipedia.play.net/Lich_script_repository#esp
=end

custom_require.call(%w[common common-items])

class ESP
  def initialize
    @all_channels = ['General', 'Trade', 'Guild', 'Race', 'Local', 'Private', 'Personal']

    settings = get_settings
    channels = settings.esp_channels.map { |channel| channel.downcase.capitalize }
    esp_listen_all = settings.esp_listen_all
    default_channel = settings.esp_default_channel

    if activate_gweth?
      listen_to_these_channels_and_not_others(channels) unless esp_listen_all
      fput("esp listen all") if esp_listen_all
      set_default_send_channel(default_channel)
      show_channel_subscriptions
    end
  end

  def show_channel_subscriptions
    fput('esp channel')
  end

  def set_default_send_channel(channel)
    DRC.bput("esp send #{channel}", "You prepare to project your thoughts into the #{channel} channel", "You are already sending thoughts to the #{channel} channel")
  end

  def listen_to_these_channels_and_not_others(channels)
    @all_channels.each do |channel|
      listen = channels.include?(channel)
      update_channel_subscription(channel, listen)
    end
  end

  def update_channel_subscription(channel, listen)
    # We don't have an easy way to know whether you are or are not currently
    # listening to a channel, but the `esp listen <channel>` command toggles it.
    # So we check if the listen attempt aligns with our goal, and if not, retry.
    case DRC.bput("esp listen #{channel}", /With a moment of focus,? you (open|close) your mind to the #{channel} channel/, /ESP controls your ability to listen and send/)
    when /With a moment of focus,? you (open|close) your mind to the #{channel} channel/
      listening = Regexp.last_match[1] == 'open'
      if listen != listening
        update_channel_subscription(channel, listen)
      end
    else
      DRC.message("Unrecognized channel: #{channel}")
    end
  end

  def activate_gweth?(retry_on_fail = true)
    case DRC.bput("touch my gweth", { 'timeout' => 3, 'suppress_no_match' => true }, "A chorus of foreign thoughts joins your own", "Since you already have telepathy, nothing more happens", "Touch what?", "The chain snaps in two places and falls to the ground")
    when /A chorus of foreign thoughts joins your own/, /Since you already have telepathy, nothing more happens/
      return true
    when /Touch what?/
      DRC.message("You don't have a gweth!")
      exit
    when /The chain snaps in two places and falls to the ground/
      DRC.message("Uh oh, your gweth broke!")
      exit
    else
      # Not wearing a gweth, try to wear one and retry
      if retry_on_fail
        unless DRCI.get_item_if_not_held?('gwethdesuan')
          DRC.message("Failed to get gweth to wear!")
          exit
        end
        unless DRCI.wear_item?('gwethdesuan')
          DRC.message("Failed to wear gweth!")
          exit
        end
        # Avoid loop and don't retry if this fails, too
        return activate_gweth?(false)
      end
      return false
    end
  end
end

# Don't auto-run during unit tests
ESP.new unless $_TEST_MODE_