Module: Datamappify::Entity::Composable::DSL

Defined in:
lib/datamappify/entity/composable.rb

Instance Method Summary collapse

Instance Method Details

#attributes_from(entity_class, options = {}) ⇒ void

This method returns an undefined value.

Parameters:

  • entity_class (Entity)
  • options (Hash) (defaults to: {}) 


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# File 'lib/datamappify/entity/composable.rb', line 14

def attributes_from(entity_class, options = {})
  setup_attributes(entity_class, options)
  setup_validators(entity_class, options)
  run_validators
end

#excluded_attributes(entity_class) ⇒ Array (private)

Parameters:

Returns:

  • (Array) 


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# File 'lib/datamappify/entity/composable.rb', line 82

def excluded_attributes(entity_class)
  @excluded_attributes ||= entity_class.reference_keys << :id
end

#prefix_attribute_name(attribute, prefix) ⇒ void (private)

This method returns an undefined value.

Parameters:

  • attribute (Virtus::Attribute)
  • prefix (Symbol) 


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# File 'lib/datamappify/entity/composable.rb', line 102

def prefix_attribute_name(attribute, prefix)
  name = attribute.instance_variable_set :@name, :"#{prefix}_#{attribute.name}"
  attribute.instance_variable_set :@instance_variable_name, "@#{name}".to_sym
end

#rename_validator_attributes(validator, prefix) ⇒ void (private)

This method returns an undefined value.

Parameters:

  • validator (Validator)
  • prefix (Symbol) 


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# File 'lib/datamappify/entity/composable.rb', line 75

def rename_validator_attributes(validator, prefix)
  validator.instance_variable_set :@attributes, validator.attributes.map { |name| :"#{prefix}_#{name}" }
end

#rename_validators(entity_class, prefix) ⇒ void (private)

This method returns an undefined value.

Parameters:

  • entity_class (Entity)
  • prefix (Symbol) 


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# File 'lib/datamappify/entity/composable.rb', line 58

def rename_validators(entity_class, prefix)
  entity_class._validators.each do |attribute_name, validators|
    dup_validators = validators.dup

    dup_validators.each do |validator|
      rename_validator_attributes(validator, prefix)
    end

    self._validators[:"#{prefix}_#{attribute_name}"] = dup_validators
  end
end

#run_validators ⇒ void (private)

This method returns an undefined value.



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# File 'lib/datamappify/entity/composable.rb', line 45

def run_validators
  self._validators.each do |_, validators|
    validators.each do |validator|
      validate(validator, validator.options)
    end
  end
end

#setup_attributes(entity_class, options) ⇒ void (private)

This method returns an undefined value.

Parameters:

  • entity_class (Entity)
  • options (Hash) 


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# File 'lib/datamappify/entity/composable.rb', line 25

def setup_attributes(entity_class, options)
  entity_class.attribute_set.dup.each do |attribute|
    unless excluded_attributes(entity_class).include?(attribute.name)
      self.attribute_set << tweak_attribute(attribute, options)
    end
  end
end

#setup_validators(entity_class, options) ⇒ void (private)

This method returns an undefined value.

Parameters:

  • entity_class (Entity)
  • options (Hash) 


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# File 'lib/datamappify/entity/composable.rb', line 36

def setup_validators(entity_class, options)
  if options[:prefix_with]
    rename_validators(entity_class, options[:prefix_with])
  else
    entity_class._validators.each { |k, v| self._validators[k] = v.dup }
  end
end

#tweak_attribute(attribute, options) ⇒ Virtus::Attribute (private)

Parameters:

  • attribute (Virtus::Attribute)
  • options (Hash)

Returns:

  • (Virtus::Attribute) 


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# File 'lib/datamappify/entity/composable.rb', line 91

def tweak_attribute(attribute, options)
  prefix_attribute_name(attribute, options[:prefix_with]) if options[:prefix_with]

  attribute
end