client

rednet.open("right")
mon = peripheral.wrap("back")
local rubber = false
local light = false
while(true)do

mon.setCursorPos(2,2)
if (rubber) then
mon.setBackgroundColor(colors.green)
else
mon.setBackgroundColor(colors.red)
end
mon.write("Rubber Farm")


event, side, x, y = os.pullEvent("monitor_touch")
print(x)
print(y)

if(x>2 and x<14 and y>1 and y<4)then
rednet.send(13,"rubber")
end

rednet.send(13,"update")
local rec = true

rubber =false
light = false

while (rec) do

local senderId, message, protocol = rednet.receive()

if(message=="rubber")then
  rubber = true
  end
if(message=="light")then
  light = true
  end
if(message=="end")then
  rec = false
  end

end

if (rubber) then
print("Rubber ist an")
else
print("Rubber ist aus")
end
if(light)then
print("light ist an")
else
print("light ist aus")
end
end