Update app.py

app.py

@@ -4,7 +4,6 @@ import asyncio
 import re
 from telegram import Update, InlineKeyboardButton, InlineKeyboardMarkup
 from telegram.ext import Application, CommandHandler, CallbackQueryHandler, MessageHandler, filters, ContextTypes, ConversationHandler
-from telegram.request import HTTPXRequest
 from huggingface_hub import HfApi, hf_hub_download, list_repo_files
 from openai import OpenAI
 import pickle
@@ -52,12 +51,20 @@ class MedicalLabBot:
         self.conversation_memory = {}
         self.available_materials = {}
         self.file_cache = {}
-        self.load_all_materials()
         self.application = None
+        self.load_all_materials()
     
     def initialize_application(self):
         """تهيئة تطبيق التليجرام"""
-        if not self.application:
+        try:
+            if not self.application:
+                # استخدام تكوين مبسط لتجنب مشكلة proxies
+                self.application = Application.builder().token(TELEGRAM_BOT_TOKEN).build()
+                self.setup_handlers()
+                logger.info("✅ تم تهيئة تطبيق التليجرام بنجاح")
+        except Exception as e:
+            logger.error(f"❌ خطأ في تهيئة التطبيق: {e}")
+            # محاولة بديلة
             self.application = Application.builder().token(TELEGRAM_BOT_TOKEN).build()
             self.setup_handlers()
     
@@ -82,6 +89,7 @@ class MedicalLabBot:
         
         self.application.add_handler(conv_handler)
         self.application.add_handler(CallbackQueryHandler(self.handle_callback_query, pattern='^more_questions|change_subject|back_to_actions$'))
+        logger.info("✅ تم إعداد معالجات التليجرام")
     
     def load_all_materials(self):
         """تحميل جميع المواد والملفات من Hugging Face"""
@@ -793,20 +801,26 @@ class MedicalLabBot:
 
 # ========== إنشاء كائن البوت ==========
 bot = MedicalLabBot()
-bot.initialize_application()
 
 # ========== دوال FastAPI ==========
 @app.on_event("startup")
 async def on_startup():
     """إعداد Webhook عند بدء التشغيل"""
-    if WEBHOOK_URL:
-        await bot.application.bot.set_webhook(
-            url=f"{WEBHOOK_URL}/telegram",
-            allowed_updates=Update.ALL_TYPES
-        )
-        logger.info(f"Webhook set to: {WEBHOOK_URL}/telegram")
-    else:
-        logger.warning("WEBHOOK_URL not set, using polling instead")
+    try:
+        # تهيئة التطبيق
+        bot.initialize_application()
+        
+        if WEBHOOK_URL:
+            await bot.application.bot.set_webhook(
+                url=f"{WEBHOOK_URL}/telegram",
+                allowed_updates=Update.ALL_TYPES
+            )
+            logger.info(f"✅ Webhook set to: {WEBHOOK_URL}/telegram")
+        else:
+            logger.warning("⚠️ WEBHOOK_URL not set, using polling instead")
+            
+    except Exception as e:
+        logger.error(f"❌ Error during startup: {e}")
 
 @app.get("/", response_class=HTMLResponse)
 async def root():
@@ -852,7 +866,7 @@ async def handle_telegram_update(request: Request):
         await bot.application.process_update(update)
         return {"status": "ok"}
     except Exception as e:
-        logger.error(f"Error processing update: {e}")
+        logger.error(f"❌ Error processing update: {e}")
         raise HTTPException(status_code=400, detail="Invalid update")
 
 @app.get("/health")