feat(main.py): move check_license_agreement function to a separate module for better organization and reusability

feat(utils/license.py): create a new module to handle license agreement checking and display

main.py

@@ -2,64 +2,16 @@ import os
 import asyncio
 import logging
 import yaml
-import hashlib
 
-from pydoc import pager
-from sys import platform
 from utils.settings import settings
 from classes.channel import Channel
 from utils.config import loadingmessage, bcolors
 from utils.misc import clear_screen, printm, getenv
 from utils.openaicaller import openai
-
+from utils.license import check_license_agreement
+ 
 logging.basicConfig(level=logging.INFO)
 
-async def check_license_agreement():
-    h = hashlib.sha256()
-    with open('LICENSE', 'rb') as file:
-        chunk = file.read(1024)
-        while chunk:
-            h.update(chunk)
-            chunk = file.read(1024)
-    license_hash = h.hexdigest()
-    if settings.license_agreement_accepted == False or settings.license_agreement_accepted == None:
-        printm("You have to accept the license agreement before using this program.")
-    elif settings.license_agreement_accepted == True:
-        if settings.license_agreement_hash != license_hash:
-            printm("The license agreement has been updated since you last accepted it. Please accept it again.")
-        else:
-            return True
-    else:
-        printm("There was an error with the license agreement. Please accept it again.")
-    while True:
-        printm('\n\n')
-        inp = input("Type p to print the license agreement, a to accept it, q to quit the program or o to open the LICENSE in your default text editor: ")
-        if inp == "p":
-            input('You can use the "Enter" key to scroll down and the "q" key to quit the license agreement. Press "Enter" to continue.')
-            with open('LICENSE', 'r', encoding='utf-8') as f:
-                pager(f.read())
-        elif inp == "a":
-            settings.set_setting('license_agreement_accepted', True)
-            settings.set_setting('license_agreement_hash', license_hash)
-            if os.path.exists('LICENSE.txt'):
-                os.remove('LICENSE.txt')
-            printm("License agreement accepted.")
-            return True
-        elif inp == "q":
-            printm("Quitting the program...")
-            raise KeyboardInterrupt
-        elif inp == "o":
-            dict_os_commands = {
-                "linux": "xdg-open",
-                "win32": "start",
-                "darwin": "open"
-            }
-            #copy the license file to a temporary txt file
-            with open('LICENSE', 'r', encoding='utf-8') as f:
-                with open('LICENSE.txt', 'w', encoding='utf-8') as f2:
-                    f2.write(f.read())
-            os.system(f"{dict_os_commands[platform]} LICENSE.txt")
-
 async def main():
     clear_screen()
     await check_license_agreement()