fix token error

app/facebook.py

@@ -62,10 +62,9 @@ class FacebookClient:
         }
 
         try:
-            async with self._client as client:
-                response = await client.post(url, json=payload)
-                response.raise_for_status()
-                return response.json()
+            response = await self._client.post(url, json=payload)
+            response.raise_for_status()
+            return response.json()
         except httpx.HTTPError as e:
             logger.error(f"Error sending message to Facebook: {e}")
             raise HTTPException(status_code=500, detail="Failed to send message to Facebook")

app/sheets.py

@@ -7,6 +7,8 @@ import os
 import pickle
 from datetime import datetime
 from loguru import logger
+import json
+from google.oauth2.service_account import Credentials
 
 from .utils import timing_decorator_sync
 from .constants import SHEET_RANGE
@@ -30,23 +32,30 @@ class SheetsClient:
     def authenticate(self) -> None:
         """
         Xác thực với Google Sheets API, tạo self.service.
+        Đọc credentials từ biến môi trường GOOGLE_SHEETS_CREDENTIALS_JSON nếu có, nếu không thì dùng file.
         Input: None
         Output: None (raise exception nếu lỗi)
         """
-        if os.path.exists(self.token_file):
-            with open(self.token_file, 'rb') as token:
-                self.creds = pickle.load(token)
+        credentials_json = os.getenv("GOOGLE_SHEETS_CREDENTIALS_JSON")
+        if credentials_json:
+            info = json.loads(credentials_json)
+            creds = Credentials.from_service_account_info(info, scopes=SCOPES)
+            self.creds = creds
+        else:
+            if os.path.exists(self.token_file):
+                with open(self.token_file, 'rb') as token:
+                    self.creds = pickle.load(token)
 
-        if not self.creds or not self.creds.valid:
-            if self.creds and self.creds.expired and self.creds.refresh_token:
-                self.creds.refresh(Request())
-            else:
-                flow = InstalledAppFlow.from_client_secrets_file(
-                    self.credentials_file, SCOPES)
-                self.creds = flow.run_local_server(port=0)
+            if not self.creds or not self.creds.valid:
+                if self.creds and self.creds.expired:
+                    self.creds.refresh(Request())
+                else:
+                    flow = InstalledAppFlow.from_client_secrets_file(
+                        self.credentials_file, SCOPES)
+                    self.creds = flow.run_local_server(port=0)
 
-            with open(self.token_file, 'wb') as token:
-                pickle.dump(self.creds, token)
+                with open(self.token_file, 'wb') as token:
+                    pickle.dump(self.creds, token)
 
         self.service = build('sheets', 'v4', credentials=self.creds)