Chat v1.0

function odbieraj()
 while true do
  id, msg = rednet.receive()
  print(id .. "> " .. msg)
  if msg == "/ping" then
   rednet.send(id, "/pong")
   print(os.getComputerID() .. "> /pong")
   print("**> " .. id .. " podlaczony!")
  end
 end
end

function wysylaj()
 while true do
  input = read()
  rednet.broadcast(input)
  if input == "/exit" then
   return
  end
 end
end

print("Witaj na Chacie!")
rednet.open("top")
print("Wpisz /exit aby wyjsc")
rednet.broadcast("/ping")
write("Podlaczeni: " .. os.getComputerID())
while true do
 id, msg = rednet.receive(1)
 if msg == nil then
  print(".")
  break
 end
 if msg == "/pong" then
  write(", " .. id)
 end
end
parallel.waitForAny(odbieraj, wysylaj)
print("Do zobaczenia")