Class: Demiurge::Zone

Inherits:
Container show all
Defined in:
lib/demiurge/zone.rb

Overview

A simplistic engine may contain only a small number of top-level areas, each a zone in itself. A complex engine may have a small number of areas, but each does extensive managing of its sub-locations.

Constant Summary

Constants inherited from ActionItem

ActionItem::ACTION_LEGAL_KEYS

Instance Attribute Summary

Attributes inherited from StateItem

#engine, #name

Instance Method Summary collapse

Methods inherited from Container

#can_accomodate_agent?, #contents, #contents_names, #ensure_contains, #ensure_does_not_contain, #finished_init, #initialize, #item_change_location, #item_change_position, #move_item_inside, #receive_offer

Methods inherited from ActionItem

#__state_internal, #finished_init, #get_action, #get_actions_with_tags, #initialize, #register_actions, #run_action

Methods inherited from StateItem

#agent?, from_name_type, #get_structure, #initialize, #state, #state_type

Constructor Details

This class inherits a constructor from Demiurge::Container

Instance Method Details

#intentions_for_next_step ⇒ Array<Demiurge::Intention>

By default, a zone just passes control to all its non-agent items, gathering up their intentions into a list. It doesn't ask agents since agents located directly in zones are usually only for instantiation.

Returns:

Since:

  • 0.0.1



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# File 'lib/demiurge/zone.rb', line 70

def intentions_for_next_step
  intentions = @state["contents"].flat_map do |item_name|
    item = @engine.item_by_name(item_name)
    item.agent? ? [] : item.intentions_for_next_step
  end
  intentions
end

#location ⇒ Demiurge::StateItem

A Zone isn't located "inside" somewhere else. It is located in/at itself.

Returns:

Since:

  • 0.0.1



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# File 'lib/demiurge/zone.rb', line 19

def location
  self
end

#location_name ⇒ String

A Zone isn't located "inside" somewhere else. It is located in/at itself.

Returns:

  • (String) —

    The zone's name

Since:

  • 0.0.1



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# File 'lib/demiurge/zone.rb', line 27

def location_name
  @name
end

#position ⇒ String

Similarly, a Zone has no position beyond itself.

Returns:

  • (String) —

    The zone's name, which is also its position string

Since:

  • 0.0.1



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# File 'lib/demiurge/zone.rb', line 35

def position
  @name
end

#zone ⇒ Demiurge::StateItem

A Zone's zone is itself.

Returns:

Since:

  • 0.0.1



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# File 'lib/demiurge/zone.rb', line 43

def zone
  self
end

#zone? ⇒ Boolean

A Zone is, indeed, a Zone.

Returns:

  • (Boolean) —

    Return true for Zone and its subclasses.

Since:

  • 0.0.1



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# File 'lib/demiurge/zone.rb', line 59

def zone?
  true
end

#zone_name ⇒ String

A Zone's zone is itself.

Returns:

  • (String) —

    The Zone's item name

Since:

  • 0.0.1



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# File 'lib/demiurge/zone.rb', line 51

def zone_name
  @name
end