Class: VersionOne::RelationMultiValue

Inherits:
Object
  • Object
show all
Defined in:
lib/version-one/relation_multi_value.rb

Instance Method Summary collapse

Constructor Details

#initialize(val = nil) ⇒ RelationMultiValue

Returns a new instance of RelationMultiValue.



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# File 'lib/version-one/relation_multi_value.rb', line 6

def initialize(val = nil)
  set(val)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args, &block) ⇒ Object 



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# File 'lib/version-one/relation_multi_value.rb', line 43

def method_missing(method_name, *args, &block)
  @assets.values.send(method_name, *args, &block)
end

Instance Method Details

#<<(val) ⇒ Object 



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# File 'lib/version-one/relation_multi_value.rb', line 10

def <<(val)
  val = AssetRef.for(val)
  @assets[val.id] = val
end

#added ⇒ Object 



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# File 'lib/version-one/relation_multi_value.rb', line 23

def added
  @assets.values.select{|v| !@original_assets.key?(v.id) }
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/version-one/relation_multi_value.rb', line 39

def empty?
  @assets.empty?
end

#get_all(fields = nil) ⇒ Object 



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# File 'lib/version-one/relation_multi_value.rb', line 35

def get_all(fields=nil)
  each { |ref| ref.get(fields) }
end

#removed ⇒ Object 



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# File 'lib/version-one/relation_multi_value.rb', line 27

def removed
  @original_assets.values.select{|v| !@assets.key?(v.id) }
end

#set(val) ⇒ Object 



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# File 'lib/version-one/relation_multi_value.rb', line 15

def set(val)
  val ||= []
  val = [val] unless val.is_a?(Array)
  @assets = val.map{|v| AssetRef.for(v) }.index_by(&:id)
  @original_assets ||= @assets.dup
  self
end

#unchanged! ⇒ Object 



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# File 'lib/version-one/relation_multi_value.rb', line 31

def unchanged!
  @original_assets = @assets.dup
end