room

--[[
How to use...
Place the turle between 2 blocks and write "room <lenght> <with>"
BLOCK
TURTLE
BLOCK

]]--

local args = {...}
local xCurrent, zCurrent = 1, 1
local xMax, zMax
local facing = 0 --start 0, gedreht 1
if #args == 2 then
    xMax = tonumber(args[1])
    zMax = tonumber(args[2])
elseif #args==0 then
    xMax, zMax = 3, 3
end

function clearInventory()
    if turtle.getItemDetail(1).name=="enderstorage:ender_storage" then
        if turtle.detectDown() then
            turtle.digDown()
        end
        turtle.select(1)
        turtle.placeDown()
        for selSlot = 2,16 do
          turtle.select(selSlot)
          turtle.dropDown()
        end
        turtle.select(1)
        turtle.digDown()
    end
end

function dig()
    if turtle.detectUp() then
        turtle.digUp()
    end

    if turtle.detect() then
        a, data = turtle.inspect()
        if data.name =="minecraft:sand" or data.name == "minecraft:gravel" then
            while turtle.detect() do
                turtle.dig()
                sleep(1)
                data = turtle.inspect()
            end
        else
            turtle.dig()
        end
    end

    if turtle.detectDown() then
        turtle.digDown()
    end
end

function digUpDown()
    if turtle.detectUp() then
        turtle.digUp()
    end
    if turtle.detectDown() then
        turtle.digDown()
    end
end

function digForward()
    while xCurrent < xMax do
        dig()
        turtle.forward()
        xCurrent = xCurrent +1
    end
end

function rotate()
    if facing==0 then
        turtle.turnRight()
        dig()
        turtle.forward()
        turtle.turnRight()
        facing = 1
    else
        if facing==1 then
        turtle.turnLeft()
        dig()
        turtle.forward()
        turtle.turnLeft()
        facing = 0
        end
    end
end

function returnZ()
    turtle.turnRight()
    while zCurrent>1 do
        turtle.forward()
        zCurrent = zCurrent-1
    end
    turtle.turnRight()
end

function ende()
    if facing==0 then
        digUpDown()
        turtle.turnLeft()
        turtle.turnLeft()
        xCurrent = 1
        while xCurrent < xMax do
            turtle.forward()
            xCurrent = xCurrent+1
        end
        returnZ()
    elseif facing==1 then
        digUpDown()
        returnZ()
        clearInventory()
    end
end

function start()
    running = true
    while running do
        if xCurrent==xMax then
            clearInventory()
            rotate()
            xCurrent = 1
            zCurrent = zCurrent+1
        end
        digForward()
        if zCurrent==zMax then
            running=false
        end
    end
    ende()
    clearInventory()
end


--Begin
if #args == 2 then
    start()
elseif #args == 0 then
    start()
else
    print("Usage: room <x> <z>")
end