local ip, port = "192.168.0.69", 8080;

local id = os.getComputerID();

local ws = nil;

local function onSave(message)
    local fileName, content = message:match("(%S+) (.+)");
    local file = fs.open(fileName, "w");
    if (file) then file.write(content); end
end

local function onSync(message)
    local fileName = message;
    local file = fs.open(fileName, "r");
    local content = "";
    if (file) then content = file.readAll(); end
    ws.send(content);
end

local ops = {sync=onSync, save=onSave};

local function onMessage(message)
    local op, msg = message:match("(%S+) (.+)");
    ops[op](msg);
end

while true do
    ws = http.websocket("ws://"..ip..":"..port);
    if (ws) then
        print("Connected");
        sleep(0.5);
        ws.send(id);
        while true do
            if (ws) then
            local message = ws.receive();
            onMessage(message);
            else break end
        end
    else sleep(1); end
end