Module: JSONAPI::Utils::Support::Filter

Included in:
Response::Support
Defined in:
lib/jsonapi/utils/support/filter.rb

Instance Method Summary collapse

Instance Method Details

#apply_filter(records, options = {}) ⇒ Object 



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# File 'lib/jsonapi/utils/support/filter.rb', line 5

def apply_filter(records, options = {})
  if apply_filter?(records, options)
    records.where(filter_params)
  else
    records
  end
end

#apply_filter?(records, options = {}) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/jsonapi/utils/support/filter.rb', line 13

def apply_filter?(records, options = {})
  params[:filter].present? && records.respond_to?(:where) &&
    (options[:filter].nil? || options[:filter])
end

#filter_params ⇒ Object 



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# File 'lib/jsonapi/utils/support/filter.rb', line 18

def filter_params
  @_filter_params ||=
    if params[:filter].is_a?(Hash)
      params[:filter].keys.each_with_object({}) do |resource, hash|
        hash[resource] = params[:filter][resource]
      end
    end
end