import socket 
import threading 


PORT = 5000
SERVER = "localhost"
ADDRESS = (SERVER, PORT) 
FORMAT = "utf-8"
clients, names = [], [] 

server = socket.socket(socket.AF_INET, 
					socket.SOCK_STREAM) 

 
server.bind(ADDRESS) 

def startChat(): 
	
	server.listen() 
	
	while True: 
		conn, addr = server.accept() 
		conn.send("NAME".encode(FORMAT)) 
		name = conn.recv(1024).decode(FORMAT) 
		names.append(name) 
		clients.append(conn) 
		
		broadcastMessage(f"WELCOME {name}".encode(FORMAT)) 
		
		# Start the handling thread 
		thread = threading.Thread(target = handle, 
								args = (conn, addr)) 
		thread.start() 
		


def handle(conn, addr): 
	connected = True
	
	while connected: 
		message = conn.recv(1024) 
		broadcastMessage(message) 
	
	conn.close() 


def broadcastMessage(message): 
	for client in clients: 
		client.send(message) 


startChat()