refactor: add config.py

this change adds self validation in __init__, allows to make config values with different types (not just string) and stores config values in classes for easier accessibility

Signed-off-by: mctaylors <cantsendmails@mctaylors.ru>

inline_query.py

@@ -6,9 +6,8 @@ from telegram import Update, InlineKeyboardButton, InlineQueryResultArticle, Inp
 from telegram.constants import ParseMode
 from telegram.ext import ContextTypes
 
-import main
+from config import *
 from extensions import humanize_tags_from_json, format_rating
-from main import config
 
 
 # noinspection PyUnusedLocal
@@ -21,7 +20,7 @@ async def inline_query(update: Update, context: ContextTypes.DEFAULT_TYPE) -> No
     if not query.isdigit():
         return
 
-    response = requests.get(f"http://{config.get('App', 'Host')}/posts/{query}.json")
+    response = requests.get(f"http://{app.host}/posts/{query}.json")
 
     if response.status_code != 200:
         await invalid_query(update, query)
@@ -39,8 +38,8 @@ async def answer_query(update: Update, query: str, data) -> None:
     rating = format_rating(data['rating'])
     keyboard = [
         [
-            InlineKeyboardButton(f"Open in {config.get('App', 'Name')}",
-                                 url=f"https://{main.hostname}/posts/{query}"),
+            InlineKeyboardButton(f"Open in {app.name}",
+                                 url=f"https://{app.hostname}/posts/{query}"),
             InlineKeyboardButton("View original", url=data['file_url'])
         ]
     ]