Class: ObjectGraph::ObjectGraph

Inherits:

Object

• Object
• ObjectGraph::ObjectGraph

show all

Defined in:

backend/app/model/ASModel_object_graph.rb

Instance Method Summary (collapse)

• - (Object) add_objects(model, *ids)
• - (Boolean) changed_since?(version)
• - (Object) each(&block)
• - (Object) ids_for(model)
• - (ObjectGraph) initialize(hash = {}) constructor

  A new instance of ObjectGraph.

• - (Object) models
• - (Object) version

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# File 'backend/app/model/ASModel_object_graph.rb', line 68

def initialize(hash = {})
  @graph = Hash[hash.map {|model, ids|
                  [model, Set.new(ids)]
                }]
end

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# File 'backend/app/model/ASModel_object_graph.rb', line 74

def add_objects(model, *ids)
  flat_ids = ids.flatten
  return if flat_ids.empty?
  @graph[model] ||= Set.new
  @graph[model].merge(flat_ids)

  self
end

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# File 'backend/app/model/ASModel_object_graph.rb', line 87

def changed_since?(version)
  self.version != version
end

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# File 'backend/app/model/ASModel_object_graph.rb', line 95

def each(&block)
  if block_given?
    @graph.keys.each do |model|
      block.call(model, @graph[model].to_a)
    end
  else
    Enumerator.new do |y|
      @graph.map {|model, ids|
        y << [model, ids.to_a]
      }
    end
  end
end

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# File 'backend/app/model/ASModel_object_graph.rb', line 91

def ids_for(model)
  @graph[model] ? @graph[model].to_a : []
end

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# File 'backend/app/model/ASModel_object_graph.rb', line 109

def models
  @graph.keys
end

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# File 'backend/app/model/ASModel_object_graph.rb', line 83

def version
  @graph.hash
end