# Nathan Hinton 1 Oct 2025
# Create a custom hash class for the universe.

require 'logger'

require './position'

# This will contain the universe hash inside it. It will allow for array type
# indexing as well as point type indexing
class UniverseArray < Array

  @@logger = Logger.new('logs/universe.log')

  # Custom accessor. This allows us to access either with a position object
  # (preferred as it does validation) or direct access.
  #
  # @param index [Integer, Position] If it is an integer nothing special. If a
  #   Position it will be intepreted for us into the regular indexint.
  # @param rest [Object] Actually, I have no idea why this is here. (copy paste)
  # @return Whatever is at that position. Can be anything.
  def [](index, *rest)
    #require 'byebug';debugger
    if index.is_a?(Position)
      if self[index.y_pos].nil?
        @@logger.debug "attempted access outside of known universe!"
        return nil
      end
      return self[index.y_pos][index.x_pos]
    else
      super
    end
  end

  # Custom writer. This allows us to access either with a position object
  # (preferred as it does validation) or direct access.
  #
  # @param index [Integer, Position] If it is an integer nothing special. If a
  #   Position it will be intepreted for us into the regular indexint.
  # @param rest [Object] This (if intercepted) has the value we should assign
  def []=(index, *rest)
    if index.is_a?(Position)
      return self[index.y_pos][index.x_pos] = rest[0]
    else
      super
    end
  end
end