fix(.gitignore): add 'settings.yaml' to the list of ignored files

fix(main.py): remove unused import statements and update function name to check_license_agreement
fix(main.py): remove unnecessary comments and sleep statements
feat(main.py): add check_license_agreement function to prompt user to accept license agreement
fix(requirements.txt): add 'watchdog' package to the list of requirements
feat(utils/settings.py): create Settings class to handle loading and updating settings from settings.yaml file

main.py

@@ -2,7 +2,11 @@ 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
@@ -10,13 +14,56 @@ from utils.openaicaller import openai
 
 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():
-    #printm("Loading...")
-    #await asyncio.sleep(1)
-    #clear_screen()
+    clear_screen()
+    await check_license_agreement()
     printm(loadingmessage)
-    #await asyncio.sleep(4)
-    #clear_screen()
     await asyncio.sleep(0.5)
     printm("Welcome in FABLE, the Film and Artistic Bot for Lively Entertainment!")
     await asyncio.sleep(0.5)
@@ -25,11 +72,8 @@ async def main():
         printm("It looks like you don't have an OpenAI API key yet. Please paste it here:")
         openai_api_key = input("Paste the key here: ")
         openai.set_api_key(openai_api_key)
-        printm("Please also paste your unsplash access key here:")
-        unsplash_access_key = input("Paste the key here: ")
         env_file = {
-            "openai_api_key": openai_api_key,
-            "unsplash_access_key": unsplash_access_key
+            "openai_api_key": openai_api_key
         }
         with open('env.yaml', 'w') as f:
             yaml.dump(env_file, f)