import socket, select, sys
import hashlib

host = ''
port = 45786

s = socket.socket()
s.connect(('localhost',port))

print ("")
print (" ##################################################################")
print (" #                          client_point3                         #")
print (" ##################################################################")
print ("")

hasher = hashlib.md5()

while True:
    # print server message
    msg_received = s.recv(1024)
    msg_received = msg_received.decode()
    print("\n>>> {} \n".format(msg_received))
    # get file name to send
    cond = input(str("[+] Do you want to send file [y]/[n]: "))
    if cond == 'y' or cond =='yes':
        f_send = input(str("[+] Please enter the filename to send : "))
        try: # try if the file exist
            with open(f_send, "rb") as f:
                # send file
                print("[+] Sending file...")
                data = f.read()
                s.sendall(data)
                hasher.update(data)
            print("[+] The hexadecimal equivalent of hash is : ", end ="")
            print(hasher.hexdigest())
            print("[+] Sending hash... ")
            hs = hasher.hexdigest()
            s.send(hs.encode())
            pass
        except IOError:
            print("[-] Error ! no file found with this name ")
            sys.exit()
        continue
    else:
        print("[-] Your connection will be closed...")
        s.close()
        break

# close connection
print("[-] Disconnected")
sys.exit()