import socket

def run_tcp_client():
    client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    
    try:
        client.connect(('127.0.0.1', 10000))
        print("Connected to server")
        print("Enter messages to send to server")
        print("Type 'exit' to quit")
        
        while True:
            message = input("Enter message: ")
            client.sendall(message.encode())
            
            if message.lower() == 'exit':
                break
                
            data = client.recv(1024)
            response = data.decode()
            print(f"Server response: {response}")
                
    except ConnectionRefusedError:
        print("Failed to connect to server. Make sure server is running.")
    except Exception as e:
        print(f"Error: {e}")
    finally:
        client.close()
        print("Connection closed")

if __name__ == "__main__":
    run_tcp_client()