app/controllers/pages_controller.rb


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class PagesController < ApplicationController
  def index
    @players = Player.all
  end

  def teampicker
    @groups = maketeams

    @machines = Machine.limit(@groups.size).order(Arel.sql("RANDOM()"))
  end

  private
    def maketeams
      r = Player.where(strikes: 0...3).order(Arel.sql("RANDOM()")).to_a

	  teams = []
	  while r.size > 0
		if r.size % 4 == 0
		  teams << r.shift(4)
		elsif r.size % 2 == 0
		  teams << r.shift(3)
		  teams << r.shift(3)
		elsif r.size % 3 == 0
		  teams << r.shift(3)
		else
		  teams << r.shift(4)
		end
	  end

	  teams.sort { |a, b| b.length <=> a.length }
    end
end