Quarry Turtle v1.8 [RP2 Turtle Quarry]

print("Starting...")

if not modemSide then modemSide = "right" end

local serverID = 358
local sleepTime = 10 --default sleep time if not defined by the server

-- mining well slot = 1
local startMsg = "start"
local endMsg = "shutdown"


if not rednet.isOpen(modemSide) then rednet.open(modemSide) end

turtle.select(1)

function mine()
    turtle.place() --place mining well
    turtle.up()
    --sleep(0.15) -- a safe solution from picking up mining well's items
    --redstone.setOutput("back", true)
    sleep(sleepTime) -- subtract 0.15 from here
    print("sleepTime: "..sleepTime)
    --redstone.setOutput("back", false)
    turtle.down()
    turtle.dig()
    --rednet.send(serverID, "done")
end

while true do
    local fromID, msg = rednet.receive()

    if string.sub(msg, 1, 2)=="go" then --continue mining
        mine()

    elseif msg == endMsg then --onStop

        print("Stopping the mining!")

    elseif string.find(msg, startMsg) then --onStart
        print("Beginning to work...")

        local s, e = string.find(msg, "%d+")
            print(s,e)
        if s then --custom sleepTimer
            print("true!!!")
            local sTime = tonumber(string.sub(msg, s, e))
            if sTime~=sleepTime then
                sleepTime = sTime
                print("sleepTime set to \""..sleepTime.."\"")
            else
                print("not equal!")
            end
        end

        mine()

    else
        print("Wrong message: "..msg)
    end
end



print("Shutting down...")

print("Power off.")