const ws = new WebSocket(`ws://${location.host}`);
const messagesDiv = document.getElementById("messages");
const input = document.getElementById("input");

ws.onmessage = (event) => {
  const msg = document.createElement("div");
  msg.textContent = event.data;
  messagesDiv.appendChild(msg);
  messagesDiv.scrollTop = messagesDiv.scrollHeight;
};

function sendMessage() {
  const text = input.value;
  if (text.trim()) {
    ws.send(text);
    input.value = "";
  }
}

input.addEventListener("keypress", (e) => {
  if (e.key === "Enter") sendMessage();
});