sideTunel

--sideTunel by djPtica v0.1.4
--SETUP
--put turtle in front of your desired tunel on head level, not ground level
--put chests in slot 15
--put torches in slot 16
--make sure that slot 14 is empty

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 kopajStrane()
   turtle.turnLeft()
   for o=1, 4 do
      kopaj()
   end
   turtle.turnLeft()
   turtle.turnLeft()
   povratak(4)
   for o=1, 4 do
      kopaj()
   end
   turtle.turnLeft()
   turtle.turnLeft()
   povratak(4)
   turtle.turnRight()
end

function povratak(dist)
   for i=1, dist do
      while not turtle.forward() do
         turtle.attack()
      end
   end
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 * 20
   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

function provjeraSkrinje()
   chest = duljina / 10
   chest = math.floor(chest)
   while true do
      p = turtle.getItemCount(15)
      if p<chest then
         print("Nedovoljno skrinja.")
         print("Stavi jos ", chest-p, " skrinja u slot 15. (donji treci slot)")
      else
         print("Skrinje: OK")
         break
      end
      sleep(3)
   end
end

function provjeraFull()
   if turtle.getItemCount(14)>0 then
      turtle.select(15)
      if turtle.placeDown() then
         for s=1, 14 do
            turtle.select(s)
            turtle.dropDown()
         end
      else
         turtle.turnLeft()
         turtle.turnLeft()
         while not turtle.forward() do
            turtle.attack()
         end
         turtle.turnLeft()
         turtle.turnLeft()
         turtle.placeDown()
         for s=1, 14 do
            turtle.select(s)
            turtle.dropDown()
         end
      end
      turtle.forward()
   end
   turtle.select(1)
end

--GLAVNI PROGRAM
provjeraGorivo()
provjeraBaklje()
provjeraSkrinje()
print("")
print("Zapocinjem razgranati tunel.")
if duljina>0 then
   for i=1, duljina do
      kopaj()
      if i%3==0 then
         kopajStrane()
      end
      if i%5==0 then
         turtle.select(16)
         turtle.placeDown()
         turtle.select(1)
      end
      provjeraFull()
   end
   turtle.turnLeft()
   turtle.turnLeft()
   povratak(duljina)
   print("Tunel uspjesno napravljen!")
else
   print("Nije zadana ili pogresno zadana duljina. (e.g.: sideTunel 15)")
end