121 lines
3.9 KiB
Python
121 lines
3.9 KiB
Python
import ast
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import time
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import threading
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from websocket import create_connection
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from cmd_chat.client.core.crypto import RSAService
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from cmd_chat.client.core.default_renderer import DefaultClientRenderer
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from cmd_chat.client.core.rich_renderer import RichClientRenderer
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from cmd_chat.client.config import RENDER_TIME
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class Client(RSAService, RichClientRenderer):
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def __init__(
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self,
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server: str,
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port: int,
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username: str
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):
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super().__init__()
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# Server info
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self.server = server
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self.port = port
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self.username = username
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# Urls
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self.base_url = f"http://{self.server}:{self.port}"
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self.talk_url = f"{self.base_url}/talk"
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self.info_url = f"{self.base_url}/update"
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self.key_url = f"{self.base_url}/get_key"
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self.ws_url = f"ws://{self.server}:{self.port}"
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self.close_response = str({
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"action": "close",
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"username": self.username
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})
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# Threads
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self.__stop_threads = False
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def send_info(self):
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""" sending message to websocket
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"""
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ws = create_connection(f"{self.ws_url}/talk")
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while not self.__stop_threads:
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try:
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user_input = input("You're message: ")
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if user_input == "q":
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self.__stop_threads = True
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message = f'{self.username}: {user_input}'
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socket_message = str({
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"text": self._encrypt(message),
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"username": self.username
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})
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ws.send(payload=socket_message.encode())
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except KeyboardInterrupt:
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ws.send(self.close_response)
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ws.close()
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self.__stop_threads = True
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except Exception as exc:
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ws.send(self.close_response)
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ws.close()
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print("Something went wrong! ", exc)
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self.__stop_threads = True
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raise exc
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def update_info(self):
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""" connecting to websocket,
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wating for updates,
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updating every RENDER_TIME seconds
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"""
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ws = create_connection(f"{self.ws_url}/update")
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last_try = None
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while not self.__stop_threads:
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try:
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time.sleep(RENDER_TIME)
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response = ast.literal_eval(ws.recv().decode('utf-8'))
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if last_try == response:
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continue
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last_try = response
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self.clear_console()
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if len(last_try["messages"]) > 0:
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self.print_chat(response = last_try)
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except KeyboardInterrupt:
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ws.send(self.close_response)
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ws.close()
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self.__stop_threads = True
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except ConnectionAbortedError:
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# Reconnect if somehow client was disconnected
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ws = create_connection(f"{self.ws_url}/update")
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continue
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except Exception as exc:
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ws.send(self.close_response)
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ws.close()
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print("Something went wrong! ", exc)
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self.__stop_threads = True
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raise exc
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def _validate_keys(self) -> None:
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self._request_key(self.key_url, self.username)
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self._remove_keys()
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def run(self):
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# Running two threads,
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# One for sending info
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# Second one for updating info
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self._validate_keys()
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threads = [
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threading.Thread(target=self.send_info),
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threading.Thread(target=self.update_info)
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]
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for th in threads:
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th.start()
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if __name__ == '__main__':
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Client(
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server=input("server ip:\n"),
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port=int(input("server port: \n")),
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username=input("username:\n").replace(" ", "").lower()
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).run()
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