used to build a string for feeding to flash (like FusionCharts)

stacker.rb

class Stacker
  include Utils
  attr_reader :chart_to_go
  attr_accessor :caption
  attr_accessor :start_date
  attr_accessor :input_records
  attr_accessor :date_string

  def initialize(caption, start_date, y_axis)
    @caption = caption
    @start_date = start_date
    @y_axis = y_axis
    @input_records = []
    @games = []
    @final = []
    @numrecs=30
  end

  def change_numrecs(x)
    @numrecs=x.to_i
  end

  def read_line(title, count, date, year)
    @input_records << [title, count, date, year]
  end

  def build_date_string(differential)
    if differential == 0 then
      @date_string = "#{pad_month(@start_date.month)}/#{pad_month(@start_date.day)}/#{@start_date.year}"
    else
      cur_date = @start_date + differential.days
      @date_string = "#{pad_month(cur_date.month)}/#{pad_month(cur_date.day)}/#{cur_date.year}"
    end
  end

  def run
    build_query
    build_it
  end

  def build_query
    collect_game_types
    #step through dates and build new final table
    #build date string
    for i in 1..@numrecs do
      build_date_string(i-1)
      #loop through games
      @games.each do |look_for_this_game|
        game_matched_today = false
        #now loop through input recs
        @input_records.each do |this_line|
          if @date_string == this_line[2] && look_for_this_game == this_line[0]
            #exact match
            @final << [this_line[0], this_line[1], this_line[2], this_line[3]]
            game_matched_today = true
          end
        end
        #end game loop
        if !game_matched_today then
          @final << [look_for_this_game, 0, @date_string, @date_string.split("/")[2]]
        end
      end #game loop
    end # i loop
  end

  def collect_game_types
    #loop through and collect games
    @input_records.each do |this_game_type|
      @games << this_game_type[0]
    end
    @games.uniq!
    @games
  end

  def build_it
    @chart_to_go = ""
    #set 
    @chart_to_go << ""
    #add categories
    for i in 1..@numrecs do
      build_date_string(i-1)
      @chart_to_go << ""
    end
    @chart_to_go << ""
    #add datasets
    @games.each do |look_for_this_game|
      @chart_to_go << ""
      for i in 1..@numrecs do
        build_date_string(i-1)
        @chart_to_go << ""
      end
      @chart_to_go << ""
    end
    @chart_to_go << ""
  end

  def final
    @final
  end

  def get_value_for_game_day(game, day)
    return_val=0
    @final.each do |this_rec|
      if this_rec[0] == game && this_rec[2] == day then
        return_val = this_rec[1].to_i
      end
    end
    return_val
  end
end