add the ability to use command line arguments for port and id

Author: nekokiwa

network_client.py

@@ -16,8 +16,8 @@ def main():
     """setup client process and connect to a server defined by user input"""
 
     #get ip and port
-    host_ip = input("enter the ip to connect to:\n")
-    port = get_port()
+    host_ip = get_ip()
+    port = get_port(CLIENT_LOG_FILE)
     log_message(CLIENT_LOG_FILE, f"----------------------\np:{port}||ip:{host_ip}")
 
     #setup socket

network_utilities.py

@@ -2,7 +2,7 @@
 from ClientName import ClientName
 from configfile import *
 from socket import SocketType
-import os
+import os, sys
 
 
 def load_names(client_names:list[ClientName], filename:str):
@@ -96,9 +96,27 @@ def send_message(to_send:str,client:SocketType,addr:tuple[str, int]):
     client.send(to_send.encode('utf-8'))
     log_message(LOG_FILE, f"sent message ({ORIG}) to {addr}")
 
+def get_ip() -> str:
+    """gets an ip from arguments if available, otherwise user input. has no ip checking"""
+    if len(sys.argv) >= 2:
+        return sys.argv[1]
+    else:
+        return input("enter the ip to connect to:\n")
 
-def get_port() -> int:
-    """gets an integer from user input to use as port"""
+def get_port(CLIENT_LOG_FILE) -> int:
+    """gets an integer from arguemnts or user input to use as port
+    tries arguments first, then user input"""
+
+    if len(sys.argv) >= 3:
+        try:
+            port = int(sys.argv[2])
+            if port < 0 or port > 65535:
+                raise ValueError
+            return port
+        except ValueError:
+            #invalid port argument
+            log_message(CLIENT_LOG_FILE, 'invalid ip from arguments, getting from user input')
+            pass
     while True:
         try:
             port = input("enter a port number:\n")