mine

modem = nil

function main()
  print("=== Starting Mine OS ===")
  print("")
  modem = peripheral.wrap("top")
  modem.open(1)

  while true do
    print("Lisening for jobs...")
    local event, modemSide, senderChannel, replyChannel, message, senderDistance = os.pullEvent("modem_message")
    if message == -1 then
      sendUpdate(-1)
    else
      print("received message:"..message)
      mine(message)
    end
  end
end

function sleepAndUpdate(Time,Todo)
  for i=1,Time do
    sendUpdate(Todo)
    sleep(1)
  end
end

function sendUpdate(Todo)
  print("sendUpdate:"..Todo)
  modem.transmit(2,1,Todo)
end

function mine (Count)
  sendUpdate(Count)
  sleep(1)
  redstone.setOutput("right",true)
  sleepAndUpdate(10,Count)
  for i=1,Count do
     sendUpdate(Count-i)
     redstone.setOutput("left",true)
     sleepAndUpdate(1,Count-1)
     redstone.setOutput("left",false)
     sleepAndUpdate(12,Count-i)
  end
  sleepAndUpdate(5,0)
  redstone.setOutput("right",false)
  sendUpdate(-1)
end

main()