quarrysetupV2

local tArgs = { ... }
if #tArgs ~= 1 then
    print( "Usage: quarry size <length>" )
    print( "Place blocks in slots 1 - 14, place landmarks in 16" )
    return
end

-- Set length with user input
local length = tonumber( tArgs[1] )
if length < 1 then
    print( "Side length must be positive" )
    return
end
local curSlot = 1
function putblockdown()
    if not (turtle.detectDown()) then
        while turtle.getItemCount(curSlot) == 0 and curSlot < 16 do
            curSlot = curSlot + 1
        end
        turtle.select(curSlot)
        turtle.placeDown()
    end
end

-- Place Landmark in front
function placelmf()
    if not (turtle.detect()) then
        putblockdown()
        turtle.back()
        turtle.select(16)
        turtle.place()
    end
end

-- Place Landmark left and right
function placelmb()
    if not (turtle.detect()) then
        turtle.turnRight()
        turtle.forward()
        putblockdown()
        turtle.back()
        turtle.select(16)
        turtle.place()
        turtle.turnLeft()
        turtle.turnLeft()
        turtle.forward()
        putblockdown()
        turtle.back()
        turtle.select(16)
        turtle.place()
        turtle.turnRight()
    end
end

function backhome()
    x = length
    while x > 0 do
    -- putblockdown()
    turtle.back()
    x = x - 1
    end
end
-- Move forward <length> times
local i = 0
while i < length do
    turtle.forward()
    i = i + 1
end

placelmf()
backhome()
turtle.turnLeft()

local i = 0
while i < length do
    putblockdown()
    turtle.forward()
    i = i + 1
end

placelmb()
backhome()
turtle.turnLeft()
turtle.forward()

local i = 0
while i < length do
    turtle.forward()
    i = i + 1
end

placelmf()
backhome()

-- That's all, folks!
print("Quarry setup")
return