Class: Infuser::Collections::ChildProxy

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/infuser/collections/child_proxy.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(parent, child_klass) ⇒ ChildProxy

Returns a new instance of ChildProxy.



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# File 'lib/infuser/collections/child_proxy.rb', line 11

def initialize parent, child_klass
  @parent      = parent
  @child_klass = child_klass
end

Instance Attribute Details

#child_klass ⇒ Object (readonly)

Returns the value of attribute child_klass.



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# File 'lib/infuser/collections/child_proxy.rb', line 9

def child_klass
  @child_klass
end

#parent ⇒ Object (readonly)

Returns the value of attribute parent.



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# File 'lib/infuser/collections/child_proxy.rb', line 9

def parent
  @parent
end

Instance Method Details

#<<(item) ⇒ Object 



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# File 'lib/infuser/collections/child_proxy.rb', line 25

def << item
  item.save if item.new_record?
  item.send(:update, { parent_klass_field => parent.id })
  set << item
end

#each(&block) ⇒ Object 



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# File 'lib/infuser/collections/child_proxy.rb', line 31

def each &block
  set.each(&block)
end

#find(id) ⇒ Object 



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# File 'lib/infuser/collections/child_proxy.rb', line 35

def find id
  set.find { |item| item.id == id }
end

#remove(item) ⇒ Object 



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# File 'lib/infuser/collections/child_proxy.rb', line 20

def remove item
  item.destroy
  set.delete item
end

#set ⇒ Object 



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# File 'lib/infuser/collections/child_proxy.rb', line 16

def set
  @set ||= table.find_by(parent_klass_field => parent.id)
end