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class GamesController < ApplicationController
  def new
    @game = Game.new
    @game.field = Array.new(64).map{ rand(1..8) }.join
    unless session[:client].nil? or session[:client].length != 32
      @game.vplayer = session[:client]
    else
      @game.vplayer = SecureRandom.hex(16)
      session[:client] = @game.vplayer
    end
    @game.vscore = 0 # default scores
    @game.hscore = 0
    @game.status = 'v' # v - vertical, h - horizontal
    @game.range = 0
    if @game.valid? and @game.save
      redirect_to game_path(@game)
    else
      redirect_to "404.html"
    end
  end

  def show
    @game = Game.find(params[:id])
    @length = Math.sqrt(@game.field.length).to_i
    @links = []
    if @game.hplayer.nil?
      if session[:client].nil?
        session[:client] = SecureRandom.hex(16)
      elsif session[:client] != @game.vplayer
        @game.hplayer = session[:client]
        @game.save
      end
    end

    if session[:client] == @game.vplayer and @game.status == 'v'
      @length.times do |i|
        @links.push( i*@length + @game.range )
      end
    elsif session[:client] == @game.hplayer
      i = @length*@game.range
      (i..(i+@length)).each do |i|
        @links.push(i)
      end
    end
  end
end