Strip

--Usage: pastebin get 2wgS78bK strip
--strip <Depth of Tunnels> <No. of Cycles>
--Put Fuel in Slot 1
--Put Bridging Material in slot 2
--Put Chests in slot 3. 1 chest for every Cycle
--Remember to keep turtle chunk loaded

local tArgs = { ... }

function AboutTurn()
        turtle.turnLeft()
        turtle.turnLeft()
end

function detect()
        if turtle.detect() then
                turtle.dig()
        end
end

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

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

function forward()
    if turtle.detect() then
        detect()
    end
    if turtle.detect() then
        detect()
    end
    if turtle.detect() then
        detect()
    end
    if turtle.detect() then
        detect()
    end
        if turtle.detectDown() then
                turtle.forward()
        else
                turtle.select(2)
                turtle.placeDown()
                turtle.forward()
        end
end

function tunnel()
        turtle.refuel()
        detect()
        forward()
        detect()
        turtle.turnLeft()
        detect()
        detectUp()
        detect()
        detectUp()
        detect()
        AboutTurn()
        detect()
        detectDown()
        detect()
        detectDown()
        detect()
        turtle.turnLeft()
end

function tunnelFinish()
        forward()
        turtle.turnLeft()
        detect()
        detectUp()
        detect()
        detectUp()
        detect()
        AboutTurn()
        detect()
        detectDown()
        detect()
        detectDown()
        detect()
        turtle.turnLeft()
end

if tArgs[1] == nil then
        depth = 1
    else
        depth = tArgs[1]
end

if tArgs[2] == nil then
        times = 1
    else
        times = tArgs[2]
end

tunnel()
tunnelFinish()
for a = 1, times do
    tunnel()
    tunnel()
    tunnelFinish()
    AboutTurn()
    turtle.forward()
    turtle.turnLeft()

    for i = 1, depth - 1 do
        tunnel()
    end

    tunnelFinish()
    AboutTurn()

    for i = 1, depth do
        forward()
    end

    AboutTurn()
    turtle.select(3)
    turtle.place()
    turtle.select(1)
    turtle.drop()
    for z = 4, 16 do
        turtle.select(z)
        turtle.drop()
    end
    AboutTurn()

    forward()

    for i = 1, depth - 1 do
        tunnel()
    end

    tunnelFinish()
    AboutTurn()

    for i = 1, depth do
        forward()
    end

    forward()

    turtle.select(1)
    turtle.drop()
    for z = 4, 16 do
        turtle.select(z)
        turtle.drop()
    end

    turtle.turnLeft()
    forward()
    tunnel()
    tunnelFinish()

end