Class: MundaneSearch::Filters::MultiOrder

Inherits:
Typical
  • Object
show all
Defined in:
lib/mundane-search/filters/multi_order.rb

Direct Known Subclasses

ActiveRecord

Defined Under Namespace

Classes: ActiveRecord

Instance Attribute Summary

Attributes inherited from Base

#collection, #options, #params

Instance Method Summary collapse

Methods inherited from Typical

#apply?, #key, key_type, #key_type, key_types, #match_value, #optional?, #target

Methods inherited from Base

#apply?, #call, #filtered_params, #initialize

Constructor Details

This class inherits a constructor from MundaneSearch::Filters::Base

Instance Method Details

#filtered_collection ⇒ Object 



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# File 'lib/mundane-search/filters/multi_order.rb', line 25

def filtered_collection
  collection.reverse.sort do |a,b|
    compare = ordering_pairs.inject([[],[]]) do |sum, pair|
      attribute, direction = pair
      attribute = :"#{attribute}"
      if ascending_terms.include?(direction)
        sum.first << a.send(attribute)
        sum.last  << b.send(attribute)
      else
        sum.first << b.send(attribute)
        sum.last  << a.send(attribute)
      end
      sum
    end
    compare.first <=> compare.last
  end
end