Добавление сервиса для биллинг

app/services/billing_service.py

@@ -0,0 +1,56 @@
+import aiohttp
+import logging
+from typing import Optional, Dict, Any
+
+class BillingService:
+    def __init__(self, base_url: str, api_key: str):
+        self.base_url = base_url
+        self.api_key = api_key
+        self.logger = logging.getLogger(__name__)
+        self.session = None
+
+    async def get_session(self):
+        if self.session is None:
+            self.session = aiohttp.ClientSession(
+                headers={'Authorization': f'Bearer {self.api_key}'}
+            )
+        return self.session
+
+    async def process_payment(self, telegram_id: int, amount: float, plan_name: str) -> Dict[str, Any]:
+        """Обработка платежа через биллинг-сервис"""
+        try:
+            session = await self.get_session()
+            payload = {
+                "user_id": telegram_id,
+                "amount": amount,
+                "plan_name": plan_name,
+                "currency": "USD"
+            }
+            
+            async with session.post(f"{self.base_url}/payments/process", json=payload) as response:
+                if response.status == 200:
+                    return await response.json()
+                else:
+                    self.logger.error(f"Billing service error: {response.status}")
+                    return {"status": "error", "code": "BILLING_SERVICE_ERROR"}
+                    
+        except Exception as e:
+            self.logger.error(f"Billing service connection error: {str(e)}")
+            return {"status": "error", "code": "CONNECTION_ERROR"}
+
+    async def check_payment_status(self, payment_id: str) -> Dict[str, Any]:
+        """Проверка статуса платежа"""
+        try:
+            session = await self.get_session()
+            async with session.get(f"{self.base_url}/payments/{payment_id}") as response:
+                if response.status == 200:
+                    return await response.json()
+                else:
+                    return {"status": "error"}
+        except Exception as e:
+            self.logger.error(f"Billing service check error: {str(e)}")
+            return {"status": "error"}
+
+    async def close(self):
+        if self.session:
+            await self.session.close()