Class: ArtirixDataModels::ActiveNull::NullModelBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/artirix_data_models/active_null.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(model, overrides) ⇒ NullModelBuilder

Returns a new instance of NullModelBuilder.



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# File 'lib/artirix_data_models/active_null.rb', line 21

def initialize(model, overrides)
  @model     = model
  @overrides = overrides
end

Instance Attribute Details

#modelObject (readonly)

Returns the value of attribute model.



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# File 'lib/artirix_data_models/active_null.rb', line 19

def model
  @model
end

#overridesObject (readonly)

Returns the value of attribute overrides.



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# File 'lib/artirix_data_models/active_null.rb', line 19

def overrides
  @overrides
end

Instance Method Details

#buildObject



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# File 'lib/artirix_data_models/active_null.rb', line 26

def build
  model = self.model
  null  = Naught.build do |config|
    config.impersonate model
    config.predicates_return false

    def nil?
      true
    end

    def present?
      false
    end

    def blank?
      true
    end

    def to_json
      '{}'
    end

    ##########################
    # ACTIVE MODEL COMPLIANT #
    ##########################

    def to_model
      self
    end

    def to_partial_path
      model._to_partial_path
    end

    def persisted?
      true
    end

    def valid?
      true
    end

    def new_record?
      false
    end

    def destroyed?
      false
    end

    def errors
      obj = Object.new

      def obj.[](key)
        []
      end

      def obj.full_messages()
        []
      end

      obj
    end


    ##########
    # DRAPER #
    ##########

    if Object.const_defined? 'Draper'
      def decorate(options = {})
        decorator_class.decorate(self, options)
      end

      def decorator_class
        self.class.decorator_class
      end

      def decorator_class?
        self.class.decorator_class?
      end

      def applied_decorators
        []
      end

      def decorated_with?(decorator_class)
        false
      end

      def decorated?
        false
      end
    end
  end
  null.send(:include, Draper::Decoratable) if Object.const_defined? 'Draper'
  null.send(:include, overrides) if overrides
  null.send(:include, ArtirixDataModels::Model::ActiveModelCompliant)
  set_null_model null
end

#full_nameObject



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# File 'lib/artirix_data_models/active_null.rb', line 132

def full_name
  return name if model.parent == Object
  "#{model.parent.name}::#{name}"
end

#nameObject



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# File 'lib/artirix_data_models/active_null.rb', line 127

def name
  base_name = model.name.split('::').last
  "Null#{base_name}"
end

#set_null_model(null) ⇒ Object



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# File 'lib/artirix_data_models/active_null.rb', line 137

def set_null_model(null)
  model.parent.const_set name, null
end