Bot 2048

processing.rb

require 'selenium-webdriver'

$driver = Selenium::WebDriver.for :firefox
$driver.get("http://gabrielecirulli.github.io/2048/")

def sendkey key
	$driver.action.send_keys(key).perform
end

def finished
	result = $driver.find_elements(:class, "game-over")
	result.count > 0
end

def get_tiles
	(1..4).map { |y|
		(1..4).map { |x| 
			tiles = $driver.find_elements(:class, "tile-position-#{x}-#{y}")
			if tiles.count > 0
				tile = tiles[0]
				tile_sz = 2
				while tile_sz <= 2048
					if tile.attribute("class").index("tile-#{tile_sz}")
						break
					end
					tile_sz *= 2
				end
				tile_sz
			else
				0
			end
		}
	}
end

def get_score
	result = $driver.find_elements(:class, "score-container")
	result[0].text.to_i
end

$file = File.new(ARGV[0] || "results.txt", "a")
$file.write(Time.now)
$file.write(" Initialized\n")

def save_result array, score
	$file.write(Time.now)
	$file.write(" ")
	$file.write(array.to_s)
	$file.write(" with score " + score.to_s)
	$file.write("\n")
end

script.rb

require './processing'

keys = [:up, :down, :left, :right]

stop_value = 10
counter = 0


while true
	sendkey keys[rand(4)]
	sleep 0.05
	if counter == stop_value
		if finished
			puts "Game finished"
			save_result get_tiles, get_score
			sendkey ' '
		end
		counter = 0
	end
	counter += 1
end