Mining_v3

local function setFacingAngle(FacingAngle, WishedFacingAngle)
  if FacingAngle < WishedFacingAngle then
    for DiffFacingAngle = 1, (WishedFacingAngle - FacingAngle) do
      turtle.turnRight()
      FacingAngle = FacingAngle + 1
    end
  elseif FacingAngle > WishedFacingAngle then
    for DiffFacingAngle = 1, (FacingAngle - WishedFacingAngle) do
      turtle.turnLeft()
      FacingAngle = FacingAngle - 1
    end
  end
  return FacingAngle
end

local function refuel(coal_slot)
  turtle.select(coal_slot)
  boolRefuel = turtle.refuel(1)
  if boolRefuel then
    refuel_count = 0
    print("Successfully Refueled")
  else
    print("Out of fuel")
    while not(turtle.refuel(1)) do
      setFacingAngle(FacingAngle, FacingAngle + 2)
      setFacingAngle(FacingAngle, FacingAngle - 2)
    end
  end
  turtle.select(1)
  return refuel_count
end

local function moveForward(done_lenght, BoolIncreasingLenght, FacingAngle, Boolfb, moving_integer, digUpBool, refuel_count)
local moving_count = 1
  for moving_count=1,moving_integer do
    if (refuel_count == 80) then
      refuel_count = refuel(2)
    end
    Bool1 = false
    while not(Bool1) do
      if (Boolfb) then
        turtle.dig()
        Bool1 = turtle.forward()
        if (digUpBool) then
          turtle.digUp()
        end
      else
        Bool1 = turtle.back()
        if not(Bool1) then
          setFacingAngle(FacingAngle, (FacingAngle + 2))
          turtle.dig()
          setFacingAngle(FacingAngle, (FacingAngle - 2))
        end
      end
    end
    moving_count = moving_count + 1
    refuel_count = refuel_count + 1
    if BoolIncreasingLenght then
      done_lenght = done_lenght + 1
    end
  end
return done_lenght, refuel_count
end

local function moveUp(YPosition, Boolud, moving_integer, refuel_count)
local moving_count = 1
  for moving_count=1,moving_integer do
    if (refuel_count == 80) then
      refuel_count = refuel(2)
    end
    Bool2 = false
    while not(Bool2) do
      if (Boolud) then
        turtle.digUp()
        Bool2 = turtle.up()
      else
        turtle.digDown()
        Bool2 = turtle.down()
      end
    end
    moving_count = moving_count + 1
    if (Boolud) then
      YPosition = YPosition + 1
    else
      YPosition = YPosition - 1
    end
    refuel_count = refuel_count + 1
  end
return YPosition, refuel_count
end

local function inventoryManagement(saved_slots,refuel_count)
  turtle.select(1)
  n = saved_slots + 1

  repeat
    item_count = turtle.getItemCount(n)
    if (item_count ~= 0) then
      boolSlotOccupied = true
      n = n + 1
    else
      boolSlotOccupied = false
    end
  until (boolSlotOccupied == false) or (n == 17)
  if (n == 17) then
    print("Inventory full")
    FacingAngle = setFacingAngle(FacingAngle, (FacingAngle - 1))
    done_lenght , refuel_count = moveForward(done_lenght, false, FacingAngle, true, 1, true, refuel_count)
    done_lenght , refuel_count = moveForward(done_lenght, false, FacingAngle, false, 1, false, refuel_count)
    turtle.select(3)
    turtle.place()
    for u=(saved_slots+1),16 do
      turtle.select(u)
      turtle.drop()
    end
    turtle.select(1)
    FacingAngle = setFacingAngle(FacingAngle, (FacingAngle + 1))
  else
    print("Inventory OK")
  end
  return refuel_count
end

YPosition = 10
FacingAngle = 2
coal_slot = 2
print("Please place torches in the first slot, coal in the second one and chests in the third one")
print("How many parallel tunnels are you willing to dig ?")
tunnels_integer = read()
print("How long do you want each tunnel to be ?")
tunnels_lenght = read()
print("How many blocks do you want between two tunnels ?")
tunnels_separation = read()
local a = 1
local i=1
local refuel_count = 0
refuel(2)
YPosition, refuel_count = moveUp(YPosition, true, 1, refuel_count)
for a=1,tunnels_integer do
done_lenght = 0
for i=1,(tunnels_lenght-done_lenght) do
  done_lenght, refuel_count = moveForward(done_lenght, true, FacingAngle, true, 1, true, refuel_count)
  turtle.digDown()
  if (0 == i%10) then
    turtle.turnRight()
    turtle.dig()
    turtle.place()
    turtle.turnLeft()
  end
  refuel_count = inventoryManagement(3,refuel_count)

  print("Momentum left before refueling: "..(80-refuel_count))
end
  done_lenght, refuel_count = moveForward(done_lenght, false, FacingAngle, false, tunnels_lenght, true, refuel_count)
  FacingAngle = setFacingAngle(FacingAngle, (FacingAngle - 1))
  done_lenght, refuel_count = moveForward(done_lenght, false, FacingAngle, true, (tunnels_separation+1), false, refuel_count)
  FacingAngle = setFacingAngle(FacingAngle, (FacingAngle + 1))
  a = a + 1
end