sirlilpanda/paranoia-chat
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sirlilpanda
2026-04-10 15:29:22 +12:00
commit 6cd2ed7249
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README.md Normal file
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simple chat app

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main.py Normal file
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from flask import Flask, render_template, request
from flask_socketio import SocketIO, send, emit, join_room, leave_room
app = Flask(__name__)
app.config['SECRET_KEY'] = 'your_secret_key'
socketio = SocketIO(app)
# Dictionary to store users and their assigned rooms
users = {}
@app.route('/')
def index():
return render_template('index.html')
# Handle new user joining
@socketio.on('join')
def handle_join(username):
users[request.sid] = username # Store username by session ID
join_room(username) # Each user gets their own "room"
emit("message", f"{username} joined the chat", room=username)
# Handle user messages
@socketio.on('message')
def handle_message(data):
username = users.get(request.sid, "Anonymous") # Get the user's name
emit("message", f"{username}: {data}", broadcast=True) # Send to everyone
# Handle disconnects
@socketio.on('disconnect')
def handle_disconnect():
username = users.pop(request.sid, "Anonymous")
emit("message", f"{username} left the chat", broadcast=True)
if __name__ == '__main__':
socketio.run(app, debug=True)

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templates/index.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Flask WebSocket Chat</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/4.0.1/socket.io.js"></script>
<script>
var socket = io();
var username = prompt("Enter your name:"); // Ask for username
socket.emit("join", username); // Notify server of new user
// Listen for messages from server
socket.on("message", function(data) {
var messages = document.getElementById("messages");
messages.innerHTML += `<p>${data}</p>`;
});
// Function to send messages
function sendMessage() {
var msgInput = document.getElementById("msg");
var message = msgInput.value;
socket.send(message);
msgInput.value = "";
}
</script>
</head>
<body>
<h2>Flask WebSocket Chat</h2>
<input id="msg" type="text" placeholder="Enter your message">
<button onclick="sendMessage()">Send</button>
<div id="messages"></div>
</body>
</html>