• 初始化
• 更新    

• sleep

print("=========2048=========")
--main loop
print("Direction:Up = 1")
print("Direction:Down = 2")
print("Direction:Left = 3")
print("Direction:Right = 4")

--init 初始化
createNewCell()
show()
while (true)
do
    --control
    print("Please enter a direction:")
    local direc = tonumber(io.read())
    local isUpdata = printInpuInfo(direc)

    if isUpdata then
        --logic
        updataLogic(direc)
        --show
        show()
    end

    --reset clean times
    local max = width * height
    for i = 1,max do
        cell_clean_times[i] = 0
    end
    --sleep
    sleep(0.5)
end
 

--邏輯更新
function updataLogic(direction)
    print("updata logic")
    --clean cell
    if direction == UP then
        moveUp()
        cleanUp()
        moveUp()
    elseif direction == DOWN then
        moveDown()
        cleanDown()
        moveDown()
    elseif direction == LEFT then
        moveLeft()
        cleanLeft()
        moveLeft()
    elseif direction == RIGHT then
        moveRight()
        cleanRight()
        moveRight()
    end

    --create new cell
    createNewCell()
end
 

  --顯示更新
function show()
    print("updata show")
    showChessBoard()
end