require "Tserial"

function love.keyreleased(key)
  if key == "q" then
      love.event.quit()

  -- save
  elseif key == "s" then
    love.filesystem.write(saveFile, Tserial.pack(player, false, true))

  -- Load
  elseif key == "l" then
  	
		save_exists = love.filesystem.exists(saveFile)

    if save_exists then
      player = Tserial.unpack( love.filesystem.read( saveFile ) ) 
    end 
  end 
end

function check_keys(object) 
  local newObject = {}
  newObject.x = object.x
  newObject.y = object.y
  newObject.width = object.width
  newObject.height = object.height
  newObject.speed = object.speed
	
	if love.keyboard.isDown("right")  then
    newObject.x = newObject.x + newObject.speed
  end

	if love.keyboard.isDown("left") then
		newObject.x = newObject.x - newObject.speed
	end

--  if love.keyboard.isDown("up") then
--		newObject.y = newObject.y - newObject.speed
--	end

--	if love.keyboard.isDown("down") then
--		newObject.y = newObject.y + newObject.speed
--	end
	
	if col_detect(newObject, screen) then
		return newObject
	else
		return object
	end
end