Class: ResourceModel::Base

Inherits:
Object
  • Object
show all
Extended by:
ActiveModel::Callbacks, ActiveModel::Naming
Includes:
ActiveModel::Conversion, ActiveModel::Validations, ActiveModel::Validations::Callbacks
Defined in:
lib/resource_model/base.rb

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(attributes = {}) ⇒ Base 



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# File 'lib/resource_model/base.rb', line 441

def initialize(attributes={})
  self.attributes = attributes
end

Class Attribute Details

.associated_model_attributes ⇒ Object (readonly)

Returns the value of attribute associated_model_attributes.



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# File 'lib/resource_model/base.rb', line 110

def associated_model_attributes
  @associated_model_attributes
end

.associated_model_collection_attributes ⇒ Object (readonly)

Returns the value of attribute associated_model_collection_attributes.



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# File 'lib/resource_model/base.rb', line 144

def associated_model_collection_attributes
  @associated_model_collection_attributes
end

.associated_resource_model_attributes ⇒ Object (readonly)

Returns the value of attribute associated_resource_model_attributes.



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# File 'lib/resource_model/base.rb', line 22

def associated_resource_model_attributes
  @associated_resource_model_attributes
end

.associated_resource_model_collection_attributes ⇒ Object (readonly)

Returns the value of attribute associated_resource_model_collection_attributes.



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# File 'lib/resource_model/base.rb', line 59

def associated_resource_model_collection_attributes
  @associated_resource_model_collection_attributes
end

.boolean_attributes ⇒ Object (readonly)

Returns the value of attribute boolean_attributes.



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# File 'lib/resource_model/base.rb', line 197

def boolean_attributes
  @boolean_attributes
end

.date_attributes ⇒ Object (readonly)

Returns the value of attribute date_attributes.



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# File 'lib/resource_model/base.rb', line 299

def date_attributes
  @date_attributes
end

.decimal_attributes ⇒ Object (readonly)

Returns the value of attribute decimal_attributes.



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# File 'lib/resource_model/base.rb', line 247

def decimal_attributes
  @decimal_attributes
end

.enum_attributes ⇒ Object (readonly)

Returns the value of attribute enum_attributes.



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# File 'lib/resource_model/base.rb', line 361

def enum_attributes
  @enum_attributes
end

.integer_attributes ⇒ Object (readonly)

Returns the value of attribute integer_attributes.



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# File 'lib/resource_model/base.rb', line 222

def integer_attributes
  @integer_attributes
end

.string_attributes ⇒ Object (readonly)

Returns the value of attribute string_attributes.



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# File 'lib/resource_model/base.rb', line 339

def string_attributes
  @string_attributes
end

.usd_attributes ⇒ Object (readonly)

Returns the value of attribute usd_attributes.



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# File 'lib/resource_model/base.rb', line 273

def usd_attributes
  @usd_attributes
end

Class Method Details

.boolean_accessor(attribute_name) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 199

def self.boolean_accessor(attribute_name)
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.boolean_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains a boolean accessor named `#{attribute_name}`"
  else
    @boolean_attributes << attribute_name
    self.class_eval "      attr_reader :\#{attribute_name}\n      def \#{attribute_name}=(value)\n        case value\n        when nil\n          @\#{attribute_name} = nil\n        when TrueClass, FalseClass\n          @\#{attribute_name} = value\n        else\n          @\#{attribute_name} = value.present? ? ['1', 1, 'true', 't'].include?(value) : nil\n        end\n      end\n    eos\n  end\nend\n"

.date_accessor(attribute_name, options = {}) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 301

def self.date_accessor(attribute_name, options={})
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  raise ArgumentError, "Expected options[:timezone]=`#{options[:timezone]}` to be an instance of Symbol, String, or Nil" unless options[:timezone].nil? || options[:timezone].is_a?(String) || options[:timezone].is_a?(Symbol)
  if self.date_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains a date accessor named `#{attribute_name}`"
  else
    @date_attributes << attribute_name
    self.class_eval "      attr_reader :\#{attribute_name}\n      attr_reader :\#{attribute_name}_unconverted_value\n      def \#{attribute_name}=(value)\n        case value\n        when nil\n          @\#{attribute_name}_unconverted_value = nil\n          @\#{attribute_name} = nil\n        when Time, DateTime\n          @\#{attribute_name}_unconverted_value = value\n          timezone = \#{case options[:timezone]; when Symbol; \"self.send(\#{options[:timezone].inspect})\"; when String; \"ActiveSupport::TimeZone[\#{options[:timezone].inspect}]\"; else; \"ActiveSupport::TimeZone['UTC']\"; end}\n          @\#{attribute_name} = ActiveSupport::TimeWithZone.new(nil, timezone, (value.is_a?(ActiveSupport::TimeWithZone) ? value.time : value))\n        when String\n          @\#{attribute_name}_unconverted_value = value\n          parsed_date = DateTime.parse(value) rescue nil\n          timezone = \#{case options[:timezone]; when Symbol; \"self.send(\#{options[:timezone].inspect})\"; when String; \"ActiveSupport::TimeZone[\#{options[:timezone].inspect}]\"; else; \"ActiveSupport::TimeZone['UTC']\"; end}\n          @\#{attribute_name} = parsed_date ? ActiveSupport::TimeWithZone.new(nil, timezone, parsed_date) : nil\n        else\n          raise ArgumentError, 'Unexpected value passed to date_accessor \#{attribute_name}; expected Time, String, or nil.'\n        end\n      end\n      validate do\n        if self.\#{attribute_name}_unconverted_value.present? != self.\#{attribute_name}.present?\n          self.errors.add(:\#{attribute_name}, :invalid)\n        end\n      end\n    eos\n  end\nend\n"

.decimal_accessor(attribute_name, options = {}) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 249

def self.decimal_accessor(attribute_name, options={})
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.decimal_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains a decimal accessor named `#{attribute_name}`"
  else
    decimal_regex = /\A\s*[+-]?\s*\d*(\d,\d)*\d*\.?\d*\s*\Z/
    @decimal_attributes << attribute_name
    self.class_eval "      attr_reader :\#{attribute_name}\n      attr_reader :\#{attribute_name}_unconverted_value\n      def \#{attribute_name}=(value)\n        @\#{attribute_name}_unconverted_value = value\n        @\#{attribute_name} = value.present? && value.to_s =~ \#{decimal_regex.inspect} ? BigDecimal.new(value.to_s.gsub(/\\\\s|[,]/, '')) : nil\n      end\n      validate do\n        if self.\#{attribute_name}_unconverted_value.present? != self.\#{attribute_name}.present?\n          self.errors.add(:\#{attribute_name}, :not_a_number)\n        end\n      end\n    eos\n  end\nend\n"

.enum_accessor(attribute_name, enums:, raise_error_on_set: false, allow_nil: true) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 363

def self.enum_accessor(attribute_name, enums:, raise_error_on_set: false, allow_nil: true)
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  raise ArgumentError, "Expected `enums`: `#{enums}` to be an instance of Array containing only instances of String" unless enums.is_a?(Array) && enums.all? { |e| e.is_a?(String) }
  raise ArgumentError, "Expected `raise_error_on_set`: `#{raise_error_on_set}` to be an instance of TrueClass or FalseClass" unless raise_error_on_set.is_a?(TrueClass) || raise_error_on_set.is_a?(FalseClass)
  raise ArgumentError, "Expected `allow_nil`: `#{allow_nil}` to be an instance of TrueClass or FalseClass" unless allow_nil.is_a?(TrueClass) || allow_nil.is_a?(FalseClass)

  if self.enum_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains a enum accessor named `#{attribute_name}`"
  else
    @enum_attributes << attribute_name
    self.class_eval "      attr_reader :\#{attribute_name}\n      validates :\#{attribute_name}, inclusion: {in: \#{(enums + (allow_nil ? [nil] : [])).inspect}}\n      def \#{attribute_name}=(value)\n        value = nil unless value.present?\n        if \#{raise_error_on_set} && !((\#{allow_nil} && value.nil?) || \#{enums.inspect}.include?(value))\n          raise ArgumentError, 'Expected to receive valid enum string or nil.'\n        end\n        @\#{attribute_name} = value\n      end\n      def \#{attribute_name}_enums\n        \#{enums.inspect}\n      end\n    eos\n  end\nend\n"

.has_associated_model(attribute_name, options = {}) ⇒ Object

accepts_nested_attributes: nil

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 112

def self.has_associated_model(attribute_name, options={}) # accepts_nested_attributes: nil
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.associated_model_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains associated model named `#{attribute_name}`"
  else
    @associated_model_attributes << attribute_name
    class_name = options[:class_name] || "::#{attribute_name.to_s.camelcase}"
    self.class_eval "      attr_reader :\#{attribute_name}, :\#{attribute_name}_id\n      def \#{attribute_name}=(model)\n        raise ArgumentError, 'Expected instance of `\#{class_name}`' unless model.nil? || model.is_a?(\#{class_name})\n        @\#{attribute_name}_id = model.present? ? model.id : nil\n        @\#{attribute_name} = model\n      end\n\n      def \#{attribute_name}_id=(id)\n        if id.present?\n          scope = \#{class_name}.where(id: id)\n          eager_loads = \#{options[:eager_load].inspect}\n          if eager_loads\n            scope = scope.eager_load(eager_loads)\n          end\n          self.\#{attribute_name} = scope.first!\n        else\n          self.\#{attribute_name} = nil\n        end\n      end\n    eos\n  end\nend\n"

.has_associated_model_collection(attribute_name, class_name: nil, unique: true) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 146

def self.has_associated_model_collection(attribute_name, class_name: nil, unique: true)
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.associated_model_collection_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains associated model collection named `#{attribute_name}`"
  else
    @associated_model_collection_attributes << attribute_name
    class_name ||= "::#{attribute_name.to_s.singularize.camelcase}"
    self.class_eval "      attr_reader :\#{attribute_name}\n      def \#{attribute_name}_ids\n        self.\#{attribute_name}.collect { |model| model.id }\n      end\n\n      def \#{attribute_name}=(models)\n        case models\n        when nil\n          @\#{attribute_name} = []\n        when Array\n          models.each do |model|\n            unless model.is_a?(\#{class_name})\n              raise ArgumentError, \"Assignment of collection to \#{attribute_name} contained invalid type \\\#{model.class.name}; expected only instances of \#{class_name}\"\n            end\n          end\n          @\#{attribute_name} = models\n        else\n          if models.respond_to?(:to_a)\n            self.\#{attribute_name} = models.to_a\n          else\n            raise ArgumentError, 'Expected instance of array'\n          end\n        end\n      end\n\n      def \#{attribute_name}_ids=(ids)\n        if ids.present?\n          ids = ids.collect do |i|\n            unless i.is_a?(Integer) || (i.is_a?(String) && i =~ /\\\\A\\\\s*\\\\d+\\\\s*\\\\Z/)\n              raise ArgumentError, \"Assignment of collection to \#{attribute_name}_ids contained value (\\\#{i}) not an integer or stringified integer\"\n            end\n            i.to_i\n          end\#{unique ? '.uniq' : ''}\n          self.\#{attribute_name} = \#{class_name}.where(id: ids).to_a\n        else\n          self.\#{attribute_name} = []\n        end\n      end\n    eos\n  end\nend\n"

.has_associated_resource_model(attribute_name, options = {}) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 24

def self.has_associated_resource_model(attribute_name, options={})
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.associated_resource_model_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains associated resource model named `#{attribute_name}`"
  else
    @associated_resource_model_attributes << attribute_name
    class_name = options[:class_name] || "::#{attribute_name.to_s.camelcase}"
    self.class_eval "      attr_reader :\#{attribute_name}\n      def \#{attribute_name}=(model)\n        raise ArgumentError, 'Expected instance of `\#{class_name}`' unless model.nil? || model.is_a?(\#{class_name})\n        @\#{attribute_name}_attributes = nil\n        @\#{attribute_name} = model\n      end\n\n      def \#{attribute_name}_attributes=(attributes)\n        if attributes\n          model = \#{class_name}.new(attributes)\n          self.\#{attribute_name} = model\n        else\n          self.\#{attribute_name} = nil\n        end\n        @\#{attribute_name}_attributes = attributes\n      end\n\n      validate do\n        if self.\#{attribute_name} && !self.\#{attribute_name}.valid?\n          self.errors.add(:\#{attribute_name}, :invalid)\n        end\n      end\n    eos\n  end\nend\n"

.has_associated_resource_model_collection(attribute_name, options = {}) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 61

def self.has_associated_resource_model_collection(attribute_name, options={})
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.associated_resource_model_collection_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains associated resource model collection named `#{attribute_name}`"
  else
    @associated_resource_model_collection_attributes << attribute_name
    class_name = options[:class_name] || "::#{attribute_name.to_s.singularize.camelcase}"
    self.class_eval "      attr_reader :\#{attribute_name}\n      def \#{attribute_name}=(models)\n        case models\n        when nil\n          @\#{attribute_name} = []\n        when Array\n          models.each do |model|\n            unless model.is_a?(\#{class_name})\n              raise ArgumentError, \"Assignment of collection to \#{attribute_name} contained invalid type \\\#{model.class.name}; expected only instances of \#{class_name}\"\n            end\n          end\n          @\#{attribute_name} = models\n        else\n          if models.respond_to?(:to_a)\n            self.\#{attribute_name} = models.to_a\n          else\n            raise ArgumentError, 'Expected instance of array'\n          end\n        end\n      end\n\n      def \#{attribute_name}_attributes=(attributes={})\n        if attributes\n          self.\#{attribute_name} = attributes.collect do |(k, model_attributes)|\n            \#{class_name}.new(model_attributes)\n          end\n        else\n          self.\#{attribute_name} = []\n        end\n      end\n\n      validate do\n        if !self.\#{attribute_name}.inject(true) { |valid, model| model.valid? && valid }\n          self.errors.add(:\#{attribute_name}, :invalid)\n        end\n      end\n    eos\n  end\nend\n"

.inherited(klass) ⇒ Object 



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# File 'lib/resource_model/base.rb', line 390

def self.inherited(klass)
  klass.class_eval "    @associated_model_attributes = []\n    @associated_model_collection_attributes = []\n    @associated_resource_model_attributes = []\n    @associated_resource_model_collection_attributes = []\n    @boolean_attributes = []\n    @integer_attributes = []\n    @decimal_attributes = []\n    @usd_attributes = []\n    @date_attributes = []\n    @string_attributes = []\n    @enum_attributes = []\n  eos\n  class << klass\n    def associated_model_attributes\n      self.superclass.associated_model_attributes + @associated_model_attributes\n    end\n    def associated_model_collection_attributes\n      self.superclass.associated_model_collection_attributes + @associated_model_collection_attributes\n    end\n    def associated_resource_model_attributes\n      self.superclass.associated_resource_model_attributes + @associated_resource_model_attributes\n    end\n    def associated_resource_model_collection_attributes\n      self.superclass.associated_resource_model_collection_attributes + @associated_resource_model_collection_attributes\n    end\n    def boolean_attributes\n      self.superclass.boolean_attributes + @boolean_attributes\n    end\n    def integer_attributes\n      self.superclass.integer_attributes + @integer_attributes\n    end\n    def decimal_attributes\n      self.superclass.decimal_attributes + @decimal_attributes\n    end\n    def usd_attributes\n      self.superclass.usd_attributes + @usd_attributes\n    end\n    def date_attributes\n      self.superclass.date_attributes + @date_attributes\n    end\n    def string_attributes\n      self.superclass.date_attributes + @string_attributes\n    end\n    def enum_attributes\n      self.superclass.date_attributes + @enum_attributes\n    end\n  end\nend\n"

.integer_accessor(attribute_name) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 224

def self.integer_accessor(attribute_name)
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.integer_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains a integer accessor named `#{attribute_name}`"
  else
    @integer_attributes << attribute_name
    self.class_eval "      attr_reader :\#{attribute_name}\n      attr_reader :\#{attribute_name}_unconverted_value\n      def \#{attribute_name}=(value)\n        @\#{attribute_name}_unconverted_value = value\n        @\#{attribute_name} = value.present? && value.to_s =~ /\\\\A\\\\s*\\\\-?\\\\d+\\\\s*\\\\Z/ ? value.to_i : nil\n      end\n      validate do\n        if self.\#{attribute_name}_unconverted_value.present? != self.\#{attribute_name}.present?\n          self.errors.add(:\#{attribute_name}, :not_an_integer)\n        end\n      end\n    eos\n  end\nend\n"

.model_name ⇒ Object 



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# File 'lib/resource_model/base.rb', line 9

def self.model_name
  ActiveModel::Name.new(self, nil, self.name)
end

.string_accessor(attribute_name, options = {}) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 341

def self.string_accessor(attribute_name, options={})
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.string_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains a string accessor named `#{attribute_name}`"
  else
    @string_attributes << attribute_name
    self.class_eval "      attr_reader :\#{attribute_name}\n      def \#{attribute_name}=(value)\n        if \#{options[:strip] == true} && value\n          value = value.strip\n        end\n        value = nil unless value.present?\n        @\#{attribute_name} = value\n      end\n    eos\n  end\nend\n"

.usd_accessor(attribute_name, options = {}) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/resource_model/base.rb', line 275

def self.usd_accessor(attribute_name, options={})
  raise ArgumentError, "Expected `#{attribute_name}` to be an instance of Symbol" unless attribute_name.is_a?(Symbol)
  if self.usd_attributes.include?(attribute_name)
    raise ArgumentError, "Already contains a usd accessor named `#{attribute_name}`"
  else
    usd_regex = /\A\s*[+-]?\s*\$?\s*\d*(\d,\d)*\d*\.?\d*\s*\Z/
    @usd_attributes << attribute_name
    self.class_eval "      attr_reader :\#{attribute_name}\n      attr_reader :\#{attribute_name}_unconverted_value\n      def \#{attribute_name}=(value)\n        @\#{attribute_name}_unconverted_value = value\n        @\#{attribute_name} = value.present? && value.to_s =~ \#{usd_regex.inspect} ? BigDecimal.new(value.to_s.gsub(/[\\$,]|\\\\s/, '')) : nil\n      end\n      validate do\n        if self.\#{attribute_name}_unconverted_value.present? != self.\#{attribute_name}.present?\n          self.errors.add(:\#{attribute_name}, :invalid)\n        end\n      end\n    eos\n  end\nend\n"

.view_template ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/resource_model/base.rb', line 13

def self.view_template
  raise NotImplementedError
end

Instance Method Details

#attributes=(attributes) ⇒ Object 



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# File 'lib/resource_model/base.rb', line 445

def attributes=(attributes)
  (
    self.class.associated_resource_model_collection_attributes +
    self.class.associated_model_collection_attributes
  ).each do |attribute|
    unless (value = self.send(attribute)).is_a?(Array) && value.present?
      self.send("#{attribute}=", [])
    end
  end

  if attributes.present?
    attributes = attributes.dup

    (
      self.class.associated_resource_model_attributes +
      self.class.associated_resource_model_collection_attributes
    ).each do |attribute|
      attribute_attributes_key = "#{attribute}_attributes".to_sym
      if attributes.key?(attribute)
        self.send("#{attribute}=", attributes.delete(attribute))
      end
      if attributes.key?(attribute_attributes_key)
        self.send("#{attribute_attributes_key}=", attributes.delete(attribute_attributes_key))
      end
    end

    self.class.associated_model_attributes.each do |attribute|
      id_attribute = "#{attribute}_id".to_sym
      if attributes.key?(attribute)
        self.send("#{attribute}=", attributes.delete(attribute))
        attributes.delete(id_attribute)
      elsif attributes.key?(id_attribute)
        self.send("#{id_attribute}=", attributes.delete(id_attribute))
      end
    end

    self.class.associated_model_collection_attributes.each do |attribute|
      ids_attribute = "#{attribute}_ids"
      if attributes.key?(attribute)
        self.send("#{attribute}=", attributes.delete(attribute))
        attributes.delete(ids_attribute)
      elsif attributes.key?(ids_attribute)
        self.send("#{ids_attribute}=", attributes.delete(ids_attribute))
      end
    end

    attributes.each do |name, value|
      send("#{name}=", value)
    end
  end
end

#persisted? ⇒ Boolean 



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# File 'lib/resource_model/base.rb', line 17

def persisted?
  self.respond_to?(:id) && self.id.present?
end

#to_json_attributes ⇒ Object 



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# File 'lib/resource_model/base.rb', line 497

def to_json_attributes
  hash = {}
  self.class.boolean_attributes.each do |attribute_name|
    hash[attribute_name] = self.send(attribute_name)
  end
  self.class.integer_attributes.each do |attribute_name|
    hash[attribute_name] = self.send(attribute_name)
  end
  self.class.decimal_attributes.each do |attribute_name|
    hash[attribute_name] = self.send(attribute_name).andand.to_s
  end
  self.class.usd_attributes.each do |attribute_name|
    hash[attribute_name] = self.send(attribute_name).andand.to_s
  end
  self.class.date_attributes.each do |attribute_name|
    hash[attribute_name] = self.send(attribute_name).andand.iso8601
  end
  self.class.string_attributes.each do |attribute_name|
    hash[attribute_name] = self.send(attribute_name)
  end
  self.class.enum_attributes.each do |attribute_name|
    hash[attribute_name] = self.send(attribute_name)
  end
  self.class.associated_model_attributes.each do |attribute_name|
    id_attribute_name = "#{attribute_name}_id"
    value = self.send(id_attribute_name)
    if value
      hash[id_attribute_name.to_sym] = value
    end
  end
  self.class.associated_model_collection_attributes.each do |attribute_name|
    ids_attribute_name = "#{attribute_name}_ids"
    value = self.send(ids_attribute_name)
    if value
      hash[ids_attribute_name] = value
    end
  end
  self.class.associated_resource_model_attributes.each do |attribute_name|
    value = self.send(attribute_name)
    if value
      hash["#{attribute_name}_attributes".to_sym] = value.to_json_attributes
    end
  end
  self.class.associated_resource_model_collection_attributes.each do |attribute_name|
    hash["#{attribute_name}_attributes".to_sym] = self.send(attribute_name).inject({}) do |sub_hash, item|
      sub_hash[sub_hash.size] = item.to_json_attributes
      sub_hash
    end
  end

  hash
end