goto

local targs = {...}
local ndirect = 0
nx, ny, nz, ndirect = nil

function turn(x)
    while direct ~= x do
        if direct ~= 4 then
            turtle.turnRight()
            direct = direct + 1
        else
            turtle.turnRight()
            direct = 1
         end
    end
end

function x()
    if nx < cx then
        turn(1)
        if turtle.forward() then
            cx = cx - 1
            help = 1
            x()
        else
            z()
        end
    elseif nx > cx then
         turn(3)
         if turtle.forward() then
            cx = cx + 1
            help = 1
            x()
         else
            z()
         end
    else
         z()
    end
end

function z()
    if nz < cz then
        turn(2)
        if turtle.forward() then
            cz = cz - 1
            help = 1
            z()
        else
            y()
        end
    elseif nz > cz then
        turn(4)
        if turtle.forward() then
            cz = cz + 1
            help = 1
            z()
        else
            y()
        end
    else
        y()
    end
end

function y()
    if help ~= 1 then
    if ny < cy then
        if turtle.down() then
            cy = cy - 1
        else
            help()
        end
    elseif ny > cy then
        if turtle.up() then
            cy = cy + 1
        else
            help()
        end
    else
        help()
    end
    end
end

function help()
    if helpstuck == 0 then
         if turtle.up() then
             cy = cy + 1
             x()
         else
             helpstuck = 1
            help()
         end
    elseif turtle.down() then
            cy = cy - 1
            x()
     else
            print("I'm stuck and shut down!")
     end
end




-- write("Wohin solls gehen? x, y, z, direct (1-4)")

--local tArgs = {...}
local nx = tonumber(tArgs[1])
local ny = tonumber(tArgs[2])
local nz = tonumber(tArgs[3])
local ndirect = tonumber(tArgs[4])

print(""..nx)

os.sleep(5)

shell.run("skyside")

print(""..cx)

rednet.open("right")

if cx then
x()
turn(ndirect)
--else
--print("Can't get position")
end