rednet receive test

-- Test script to recieve a message over rednet
-- written by craftersanonmosse

--------------------------------------------

mon = peripheral.find("monitor")
monX, monY = mon.getSize()
--wmod = peripheral.wrap("right")
mon.clear()

rednet.open("right")
id, message = rednet.receive()

function receiveMessage()
    mon.setTextScale(1)
    mon.setCursorPos(1,1)
   -- mon.write(message)
   centerT(message, 1, colors.lightGray, colors.blue)
end

function centerT(text, line, backColor, txtColor)
    mon.setBackgroundColor(backColor)
    mon.setTextColor(txtColor)
    length = (string.len(text))
    dif = math.floor(monX - length)
    x = math.floor(dif / 2)
    mon.setCursorPos(x + 1, line)
    mon.write(text)
end


while true do
    receiveMessage()
end