# Object
#------------------------------------------------------------------
class Object
  def string?
    return false
  end
end
#-----------------------------------------------------------------
# String
#------------------------------------------------------------------
class String
  def string?
    true
  end
end
#------------------------------------------------------------------
module Export_Messages
  #------------------------------------------------------------------
  # Enabled - When true, data will export.  Otherwise no.
  #------------------------------------------------------------------
  ENABLED = true

  #------------------------------------------------------------------
  # Maps File - File in which contains the map information
  #------------------------------------------------------------------
  MapsFile = "./Data/MapInfos.rvdata2"

  #------------------------------------------------------------------
  # Event Messages Folder
  #------------------------------------------------------------------
  EVENT_MESSAGES_FOLDER = "./Messages/"

  #------------------------------------------------------------------
  # Make Folder Name (from map ID and MAP)
  #------------------------------------------------------------------
  def self.make_folder_name(id, map)
    return sprintf("%03d_%s", id, map.name);
  end
  #------------------------------------------------------------------
  # Export Messages
  #------------------------------------------------------------------
  # This exports all the events messaging in the game on every map
  #------------------------------------------------------------------
  def self.export_messages
    maps = load_data(MapsFile)
    if !Dir.exist?(EVENT_MESSAGES_FOLDER)
      Dir.mkdir(EVENT_MESSAGES_FOLDER)
    end
    for id in 1...maps.size+1
      mapFile = sprintf("Data/Map%03d.rvdata2", id)
      mapInfo = maps[id]
      map = load_data(mapFile) rescue next
      foldername = EVENT_MESSAGES_FOLDER + make_folder_name(id, mapInfo)
      if !Dir.exist?(foldername)
        Dir.mkdir(foldername)
      end
      for event_id in map.events.keys
        event = map.events[event_id]
        for i in 0...event.pages.size
          filename = sprintf("%s/%03d_%s_%02d.txt", foldername, event_id, event.name, i+1)
          if File.exist?(filename)
            File.delete(filename)
          end
          file = File.new(filename, 'a') #open file in append mode
          file.write(sprintf("%03d %s Page_%02d", event_id, event.name, i+1))
          write_linebreak(file)

          page = event.pages[i]

          event_string_data = build_event_string_data(page)

          file.write(event_string_data)
          file.close

          if event_string_data == ""
            File.delete(filename)
          end
        end

      end
    end
    print "Finished Exporting messages to file\n"
  end
  #------------------------------------------------------------------
  # Construct message string data
  #------------------------------------------------------------------
  def self.build_event_string_data(page)
    save_string = []
    @index = 0
    #------------------------------------------------------------------
    # Walk list and check each item.
    # Since choices already sort items for us, no additional sort is needed.
    #------------------------------------------------------------------
    while page.list[@index] != nil
      event_data = page.list[@index]
      indent = "\t " * event_data.indent
      if ([101, 401].include?(event_data.code))
        s = event_data.parameters[0]
        save_string << indent + "[MESSAGE]" + s unless s == ""
      elsif [402].include?(event_data.code)
        for s in event_data.parameters
          save_string << indent + "[CHOICE]" + s if s.string?
        end
      elsif [404].include?(event_data.code)
        save_string << indent + "[END_CHOICE]"
      end
      @index += 1
    end
    return save_string.join("\n")
  end
  #------------------------------------------------------------------
  # Write Linebreak
  #------------------------------------------------------------------
  def self.write_linebreak(file)
    file.write("\r\n")
  end
  if ENABLED
    export_messages
  end
end