mainTunel

--mainTunel by djPtica v0.1.3
--SETUP
--put turtle in front of yout desired tunel on head level, not ground level
--put torches in slot 16

local tArgs = {...}
local duljina = 0
duljina = tonumber(tArgs[1])

function kopaj()
   turtle.dig()
   while not turtle.forward() do
      turtle.dig()
      turtle.attack()
   end
   turtle.digDown()
end

function povratak()
   for i=1, duljina do
      while not turtle.forward() do
         turtle.attack()
      end
   end
   print("Tunel uspjesno napravljen!")
end

function provjeraBaklje()
   torch = duljina / 5
   torch = math.floor(torch)
   while true do
      j = turtle.getItemCount(16)
      if j<torch then
         print("Nedovoljno baklji.")
         print("Stavi jos ", torch-j, " baklji u slot 16. (donji desni slot)")
      else
         print("Baklje: OK")
         break
      end
      sleep(3)
   end
end

function provjeraGorivo()
   gorivo = duljina * 6
   while true do
      k = turtle.getFuelLevel()
      if k<gorivo then
         print("Nedovoljno goriva.")
         print("Stavi gorivo (coal, wood) u slot 1. (gornji lijevi slot)")
         l=0
         l = turtle.getItemCount(1)
         turtle.refuel(l)
      else
         print("Gorivo: OK")
         break
      end
      sleep(3)
   end
end

--GLAVNI PROGRAM
provjeraGorivo()
provjeraBaklje()
print("")
print("Zapocinjem tunel.")
if duljina>0 then
   for i=1, duljina do
      kopaj()
      if i%5==0 then
         turtle.select(16)
         turtle.placeDown()
         turtle.select(1)
      end
   end
   turtle.turnLeft()
   turtle.turnLeft()
   povratak()
else
   print("Nije zadana ili pogresno zadana duljina. (e.g.: mainTunel 15)")
end