Module: Fetcha::SortParams

Defined in:
lib/fetcha.rb

Class Method Summary collapse

Class Method Details

.convert_to_ordered_hash(fields) ⇒ Object 



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# File 'lib/fetcha.rb', line 180

def self.convert_to_ordered_hash(fields)
  fields.each_with_object({}) do |field, hash|
    if field.start_with?('-')
      field = field[1..-1]
      hash[field] = :desc
    else
      hash[field] = :asc
    end
  end
end

.sorted_fields(sort, allowed_set) ⇒ Object 



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# File 'lib/fetcha.rb', line 171

def self.sorted_fields(sort, allowed_set)
  fields = sort.to_s.split(',')

  ordered_fields = convert_to_ordered_hash(fields)
  filtered_fields = ordered_fields.select { |k| allowed_set.include? k }

  filtered_fields.present? ? filtered_fields : nil
end