import socket
import threading

        
class Broadcast():

    def __init__(self,broadcast,  broadcastPort): 
        msg = bytes("Hello, Who can do somthing for me? Tnx",'utf-8')
        self.onlineOracles=[]
        self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
        self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
        self.sock.sendto(msg,(broadcast, broadcastPort))
        t1 = threading.Thread(target=self.listen)
        t1.start()
        print("Broadcast  sended")



    def listen(self):
        while True:
            msg, addr = self.sock.recvfrom(32)
            self.onlineOracles.append((addr[0],msg.decode("utf-8")))
            # print("message",msg," from ",addr)