# Nathan Hinton 19 Dec 2025
# Holds a planet and planet information

require './space_object'

# Class for planets.
class Planet < SpaceObject
  attr_reader :owner, :resources

  # Create a planet in the game
  def initialize()
    super()
    @buildings = []
    @owner = nil
    @resources = {
      'food' => 0,
      'energy' => 0,
      'people' => 10
    }

  end

  # Any clean up that the planet will need
  def delete()
  end

  # Build a building on the planet
  #
  # @param building [Building] The building to be built
  def building_build(building)
    @buildings.append(building)
  end

  # Remove building from the planet
  #
  # @param building [Building] The building to be destroyed
  def building_destroy(building)
    index = @buildings.index(building)
    if index == nil
      raise PlanetError, 'Building not found to delete'
    end
    @buildings.delete_at(index)
  end

  # Capture a planet for a player
  #
  # @param player [Player] The player who is capturing the planet
  def capture(player)
    @buildings = [] # Destroy all the buildings on the planet
    @owner = player
  end

  # Tick for the planet
  def tick()
    @buildings.each do |building|
      building.tick
    end
  end
end

# Generic error for plannets
class PlanetError < StandardError
end