Contents

module Picky

  module Indexed # :nodoc:all

    class Bundle < Picky::Bundle

      # Removes the given id from the indexes.
      #
      def remove id
        # Is it anywhere?
        #
        syms = @realtime_mapping[id]
        return unless syms

        syms.each do |sym|
          ids = @inverted[sym]
          ids.delete id

          if ids.empty?
            @inverted.delete sym
            @weights.delete  sym
          else
            @weights[sym] = self.weights_strategy.weight_for ids.size
          end
        end

        @realtime_mapping.delete id
      end

      # Returns a reference to the array where the id has been added.
      #
      def add id, sym
        ary = @inverted[sym]

        syms = @realtime_mapping[id]
        syms = (@realtime_mapping[id] = []) unless syms # TODO Nicefy.

        ids = if syms.include? sym
          ids = @inverted[sym]
          ids.delete  id # Move id
          ids.unshift id # to front
        else
          syms << sym
          inverted = @inverted[sym] ||= []
          inverted.unshift id
        end

        @weights[sym] = self.weights_strategy.weight_for ids.size
      end

    end

  end

end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
picky-3.1.10	lib/picky/indexed/bundle_realtime.rb