Messaging test (May not work)

-- Initialize rednet
local modemSide = "right" -- Adjust side based on where your modem is attached
rednet.open(modemSide)

print("Enter the ID of the computer you want to message:")
local targetID = tonumber(read())

if not targetID then
    print("Invalid computer ID.")
    return
end

print("Connected to computer " .. targetID)

-- Function to send messages
local function sendMessage(targetID)
    while true do
        print("Type your message: ")
        local message = read()
        rednet.send(targetID, message)
        print("Message sent to " .. targetID)
    end
end

-- Function to receive messages
local function receiveMessage()
    while true do
        local senderID, message, protocol = rednet.receive()
        if senderID == targetID then
            print("Message from " .. senderID .. ": " .. message)
        end
    end
end

-- Run sendMessage and receiveMessage functions simultaneously
parallel.waitForAny(sendMessage, receiveMessage, targetID)