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index.html
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<!DOCTYPE html>
<html>
<head>
<title>Node.js</title>
<link rel="stylesheet" type="text/css" href="http://localhost/Node/Chatting-app/style.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/1.7.3/socket.io.js"></script>
</head>
<body>
<div id="mario-chat">
<h2 class="dis-in-bl">Webkul ChatBoard</h2><div class="dis-in-bl"></div>
<div id="chat-window">
<div id="feedback"></div>
<div id="output"></div>
</div>
<input id="handle" type="text" placeholder="your name" />
<input id="message" type="text" placeholder="Message" />
<button id="send">Send</button>
</div>
<script type="text/javascript">
var socket = io();
let message = document.getElementById('message');
let handle = document.getElementById('handle');
let btn = document.getElementById('send');
let output = document.getElementById('output');
let feedback = document.getElementById('feedback');
// Emit Events
btn.addEventListener('click', () => {
if(handle.value && message.value) {
socket.emit("chat", {
"handle": handle.value,
"message": message.value,
});
message.value = "";
} else {
alert("Invalid entries");
}
})
message.addEventListener('keypress', () => {
socket.emit("typing", handle.value ? handle.value : "unknown");
})
// Listen for events
socket.on("chat", (data) => {
feedback.innerHTML = "";
output.innerHTML += "<p><strong>" + data.handle + ":</strong>" + data.message +"</p>";
})
socket.on("typing", (data) => {
feedback.innerHTML = "<p><i><strong>" + data + "</strong> is typing a message...</i></p>";
})
</script>
</body>
</html>