Computer Craft Hello World

hello_world_cc.lua

local global_init = true
local lastTorch = 0
local currentTorch = 0
local totalSlots = 16
local currentSlot = 1

function attack()
  turtle.attack()
end


function rotateBack()
  turtle.turnRight()
  turtle.turnRight()
end

function rotateFront()
  turtle.turnLeft()
  turtle.turnLeft()
end

function placeTorch()
  local torchTime = (currentTorch - lastTorch) == 6
  
  if torchTime then
    getCurrentSlot()
    rotateBack()
    turtle.select(getCurrentSlot())
    turtle.place()
    rotateFront()
    lastTorch = currentTorch
  end
  
  currentTorch = currentTorch + 1
end

function getCurrentSlot()
  for i = currentSlot, totalSlots do
    local remaing = turtle.getItemCount(i)

    print(i, currentSlot, i + 1)

    if remaing > 2 then
      return i
    end

    if remaing == 2 then
      local nextSlot = i + 1

      currentSlot = nextSlot

      return nextSlot
    end
  end
end

function forward() 
  turtle.forward()

  local blockDected = turtle.detect()

  if blockDected then
    turtle.dig()
    turtle.digUp()

    placeTorch()
  end
end

while true do
  forward()
end