Los_Sockets/test.html at main · Fernando296/Los_Sockets · GitHub

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<!DOCTYPE html>
<html>
<body>
  <input id="msg" placeholder="Escribe mensaje">
  <button onclick="send()">Enviar</button>
  <ul id="chat"></ul>

  <script>
    const ws = new WebSocket("ws://localhost:4000");

    ws.onmessage = (event) => {
      const data = JSON.parse(event.data);

      const li = document.createElement("li");

      if (data.type === "message") {
        li.textContent = `${data.user}: ${data.message}`;
      } else {
        li.textContent = data.message;
      }

      document.getElementById("chat").appendChild(li);
    };

    function send() {
      const input = document.getElementById("msg");

      ws.send(JSON.stringify({
        message: input.value
      }));

      input.value = "";
    }
  </script>
</body>
</html>