EnderMineRightInv

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

    if turtle.getItemCount(14) >= 1 then
    PlaceChest(15)
    term.write("Sleeping for 20 Seconds")
    sleep(20)
    turtle.select(15)
    turtle.digDown()
    Mine()
    end
  end
end

function MoveRight()
  turtle.turnRight()
  Mine()
  Mine()
  Place(16)
  Mine()
  turtle.turnRight()
end

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

function CheckFuel()
  if turtle.getFuelLevel() <= 1000 then
    term.write("Low Fuel, Please refuel. Hit any key to continue.")
    os.pullEvent("char")
  end
end

function EnderChest()
  Mine()
  PlaceChest(15)
  term.write("Sleeping for 20 Seconds")
  sleep(20)
  turtle.select(15)
  turtle.digDown()
end

term.write("How many double shafts? ")
duration = read()

term.write("Which direction are you mining?")
direction = read()

while( not (direction == "left" or direction == "right") ) do
        term.write("Invalid Answer! Try again (left/right): ")
        direction = io.read()
    end
    if direction == "left" then
        print("Mining Left")
        for i=1, duration do
          CheckFuel()
          Digger()
          MoveLeft()
          Digger()
          MoveRight()
        end
        EnderChest()
    else
        print("Mining Right")
        for i=1, duration do
          CheckFuel()
          Digger()
          MoveRight()
          Digger()
          MoveLeft()
        end
        EnderChest()
    end