Module: RandomOrder::Extension

Included in:
Railtie
Defined in:
lib/random_order/random_order/extension.rb

Instance Method Summary collapse

Instance Method Details

#find_many_random(n) ⇒ Object 



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# File 'lib/random_order/random_order/extension.rb', line 3

def find_many_random(n)
  random.limit(n)
end

#find_random ⇒ Object 



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# File 'lib/random_order/random_order/extension.rb', line 7

def find_random
  random.first
end

#random ⇒ Object 



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# File 'lib/random_order/random_order/extension.rb', line 11

def random
  case RandomOrder.adapter
  when 'mysql2'
    self.order(Arel.sql('RAND()'))
  when 'postgresql'
    self.order(Arel.sql('RANDOM()'))
  when 'sqlite3'
    self.order(Arel.sql('RANDOM()'))
  end
end