Class: Card::Subcards

Inherits:
Object show all
Defined in:
lib/card/subcards.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(context_card) ⇒ Subcards

Returns a new instance of Subcards.



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# File 'lib/card/subcards.rb', line 23

def initialize context_card
  @context_card = context_card
  @keys = ::Set.new
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args) ⇒ Object 



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# File 'lib/card/subcards.rb', line 115

def method_missing method, *args
  return unless @keys.respond_to? method
  @keys.send method, *args
end

Instance Attribute Details

#context_card ⇒ Object

Returns the value of attribute context_card.



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# File 'lib/card/subcards.rb', line 22

def context_card
  @context_card
end

#keys ⇒ Object

Returns the value of attribute keys.



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# File 'lib/card/subcards.rb', line 22

def keys
  @keys
end

Instance Method Details

#<<(value) ⇒ Object 



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# File 'lib/card/subcards.rb', line 111

def << value
  add value
end

#[](name) ⇒ Object 



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# File 'lib/card/subcards.rb', line 151

def [] name
  card(name) || field(name)
end

#[]=(name, card_or_attr) ⇒ Object 



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# File 'lib/card/subcards.rb', line 142

def []= name, card_or_attr
  case card_or_attr
  when Hash
    new_by_attributes name, card_or_attr
  when Card
    new_by_card card_or_attr
  end
end

#add(name_or_card_or_attr, card_or_attr = nil) ⇒ Object 



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# File 'lib/card/subcards.rb', line 68

def add name_or_card_or_attr, card_or_attr=nil
  if card_or_attr
    name = name_or_card_or_attr
  else
    card_or_attr = name_or_card_or_attr
  end
  case card_or_attr
  when Hash
    args = card_or_attr
    if name
      new_by_attributes name, args
    elsif args[:name]
      new_by_attributes args.delete(:name), args
    else
      args.each_pair do |key, val|
        case val
        when String then new_by_attributes key, content: val
        when Card
          val.name = absolutize_subcard_name key
          new_by_card val
        else new_by_attributes key, val
        end
      end
    end
  when Card
    new_by_card card_or_attr
  when Symbol, String
    new_by_attributes card_or_attr, {}
  end
end

#add_child(name, args) ⇒ Object Also known as: add_field 



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# File 'lib/card/subcards.rb', line 165

def add_child name, args
  add prepend_plus(name), args
end

#card(name) ⇒ Object 



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# File 'lib/card/subcards.rb', line 160

def card name
  return unless @keys.include? name.to_name.key
  fetch_subcard name
end

#catch_up_to_stage(stage_index) ⇒ Object 



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# File 'lib/card/subcards.rb', line 99

def catch_up_to_stage stage_index
  each_card do |subcard|
    subcard.catch_up_to_stage stage_index
  end
end

#clear ⇒ Object 



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# File 'lib/card/subcards.rb', line 28

def clear
  @keys.each do |key|
    if (subcard = fetch_subcard key)
      Card::DirectorRegister.delete subcard.director
    end
    Card.cache.soft.delete key
  end
  @keys = ::Set.new
end

#deep_clear(cleared = ::Set.new) ⇒ Object 



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# File 'lib/card/subcards.rb', line 38

def deep_clear cleared=::Set.new
  each_card do |card|
    next if cleared.include? card.id
    cleared << card.id
    card.subcards.deep_clear cleared
  end
  clear
end

#each_card ⇒ Object Also known as: each 



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# File 'lib/card/subcards.rb', line 120

def each_card
  # fetch all cards first to avoid side effects
  # e.g. deleting a user adds follow rules and +*account to subcards
  # for deleting but deleting follow rules can remove +*account from the
  # cache if it belongs to the rule cards
  cards = @keys.map do |key|
    fetch_subcard key
  end
  cards.each do |card|
    yield(card) if card
  end
end

#each_with_key ⇒ Object 



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# File 'lib/card/subcards.rb', line 135

def each_with_key
  @keys.each do |key|
    card = fetch_subcard(key)
    yield(card, key) if card
  end
end

#field(name) ⇒ Object 



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# File 'lib/card/subcards.rb', line 155

def field name
  key = field_name_to_key name
  fetch_subcard key if @keys.include? key
end

#present? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/card/subcards.rb', line 185

def present?
  @keys.present?
end

#remove(name_or_card) ⇒ Object 



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# File 'lib/card/subcards.rb', line 47

def remove name_or_card
  key = case name_or_card
        when Card
          name_or_card.key
        when Symbol
          fetch_subcard(name_or_card).key
        else
          name_or_card.to_name.key
        end

  key = absolutize_subcard_name(key).key unless @keys.include?(key)
  @keys.delete key
  removed_card = fetch_subcard key
  if removed_card.current_action
    removed_card.current_action.delete
  end
  Card::DirectorRegister.delete removed_card.director
  Card.cache.soft.delete key
  removed_card
end

#remove_child(name_or_card) ⇒ Object Also known as: remove_field 



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# File 'lib/card/subcards.rb', line 169

def remove_child name_or_card
  if name_or_card.is_a? Card
    remove name_or_card
  else
    absolute_name = @context_card.cardname.field_name(name_or_card)
    if @keys.include? absolute_name.key
      remove absolute_name
    else
      remove @context_card.cardname.relative_field_name(name_or_card)
    end
  end
end

#rename(old_name, new_name) ⇒ Object 



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# File 'lib/card/subcards.rb', line 105

def rename old_name, new_name
  return unless @keys.include? old_name.to_name.key
  @keys.delete old_name.to_name.key
  @keys << new_name.to_name.key
end