Module: VoteFu::Concerns::Karmatic::KarmaClassMethods

Defined in:
lib/vote_fu/concerns/karmatic.rb

Instance Method Summary collapse

Instance Method Details

#by_karma(direction = :desc) ⇒ Object

Order users by karma (requires subquery, can be slow) For performance, consider adding a karma_cache column



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# File 'lib/vote_fu/concerns/karmatic.rb', line 90

def by_karma(direction = :desc)
  if column_names.include?("karma_cache")
    order(karma_cache: direction)
  else
    all.sort_by(&:karma).tap { |r| r.reverse! if direction == :desc }
  end
end

#with_karma_above(threshold) ⇒ Object

Users above a karma threshold



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# File 'lib/vote_fu/concerns/karmatic.rb', line 99

def with_karma_above(threshold)
  if column_names.include?("karma_cache")
    where("karma_cache > ?", threshold)
  else
    select { |u| u.karma > threshold }
  end
end

#with_karma_level(level_name) ⇒ Object

Users at or above a certain level



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# File 'lib/vote_fu/concerns/karmatic.rb', line 108

def with_karma_level(level_name)
  threshold = karma_levels.key(level_name) || 0
  with_karma_above(threshold - 1)
end