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.



6
7
8
9
10
 
# File 'lib/version-one/relation_multi_value.rb', line 6

def initialize(val = nil)
  @assets = {}
  @original_assets = {}
  set(val)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

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



49
50
51
 
# File 'lib/version-one/relation_multi_value.rb', line 49

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

Instance Method Details

#<<(val) ⇒ Object 



12
13
14
15
 
# File 'lib/version-one/relation_multi_value.rb', line 12

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

#added ⇒ Object 



29
30
31
 
# File 'lib/version-one/relation_multi_value.rb', line 29

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

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


45
46
47
 
# File 'lib/version-one/relation_multi_value.rb', line 45

def empty?
  @assets.empty?
end

#get_all(fields = nil) ⇒ Object 



41
42
43
 
# File 'lib/version-one/relation_multi_value.rb', line 41

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

#removed ⇒ Object 



33
34
35
 
# File 'lib/version-one/relation_multi_value.rb', line 33

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

#set(val) ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
 
# File 'lib/version-one/relation_multi_value.rb', line 17

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

#unchanged! ⇒ Object 



37
38
39
 
# File 'lib/version-one/relation_multi_value.rb', line 37

def unchanged!
  @original_assets = @assets.dup
end