EnderMineLeft

local times = 0
local j = 0

function Mine()
  while turtle.detect() == true do
    turtle.dig()
    sleep(0.50)
  end
  turtle.forward()
  sleep(0.50)
  while turtle.detectUp() == true do
    turtle.digUp()
    sleep(0.50)
  end
  turtle.digDown()
end

function Place(SlotNum)
  turtle.select(SlotNum)
  turtle.back()
  turtle.placeUp()
  turtle.forward()
end

function PlaceChest(SlotNum)
  turtle.select(SlotNum)
  turtle.back()
  turtle.placeDown()
  for I=1, 14 do
    turtle.select(I)
    turtle.dropDown()
  end
end

term.write("How long? ")
times = read()

function Digger()
  for i=1, times do
    j = j+1
    Mine()
    if j == 9 then
          Place(16)
          j = 0
    end
  end
end

function MoveRight()
  turtle.turnRight()
  Mine()
  Mine()
  Place(16)
  PlaceChest(15)
  term.write("Sleeping for 20 Seconds")
  sleep(20)
  turtle.select(15)
  turtle.digDown()
  Mine()
  Mine()
  turtle.turnRight()
end

function MoveLeft()
  turtle.turnLeft()
  Mine()
  Mine()
  Place(16)
  Mine()
  turtle.turnLeft()
end

term.write("How many double shafts? ")
duration = read()
for i=1, duration do
  Digger()
  MoveLeft()
  Digger()
  MoveRight()
end