Make template rendering compatible across Starlette versions

routers/auth.py

@@ -1,6 +1,7 @@
 from fastapi import APIRouter, Depends, Request, Form, HTTPException, status
 from fastapi.responses import HTMLResponse, RedirectResponse, FileResponse
 from fastapi.templating import Jinja2Templates
+from services.template_utils import render_template
 from services.auth_service import (
     verify_password, get_user_by_username, create_user, delete_user, get_all_users,
     create_session, get_session, delete_session, SESSION_TTL_SECONDS,
@@ -45,7 +46,7 @@ def require_admin(request: Request):
 
 @router.get("/login", response_class=HTMLResponse)
 async def login_get(request: Request):
-    return templates.TemplateResponse("login.html", {"request": request, "error": None})
+    return render_template(templates, request, "login.html", {"error": None})
 
 @router.post("/login", response_class=HTMLResponse)
 async def login_post(request: Request, username: str = Form(...), password: str = Form(...)):
@@ -53,18 +54,22 @@ async def login_post(request: Request, username: str = Form(...), password: str
     ip = _client_ip(request)
 
     if is_login_blocked(username, ip):
-        return templates.TemplateResponse(
+        return render_template(
+            templates,
+            request,
             "login.html",
-            {"request": request, "error": "تم حجب محاولات تسجيل الدخول مؤقتاً. حاول بعد 15 دقيقة."},
+            {"error": "تم حجب محاولات تسجيل الدخول مؤقتاً. حاول بعد 15 دقيقة."},
             status_code=429,
         )
 
     user = get_user_by_username(username)
     if not user or not verify_password(user["password_hash"], password):
         record_login_attempt(username, ip, success=False)
-        return templates.TemplateResponse(
+        return render_template(
+            templates,
+            request,
             "login.html",
-            {"request": request, "error": "Invalid username or password"},
+            {"error": "Invalid username or password"},
             status_code=401,
         )
 
@@ -106,10 +111,7 @@ async def logout(request: Request):
 @router.get("/users", response_class=HTMLResponse)
 async def users_list(request: Request, current=Depends(require_admin)):
     users = get_all_users()
-    return templates.TemplateResponse(
-        "users.html",
-        {"request": request, "users": users, "current_user": current},
-    )
+    return render_template(templates, request, "users.html", {"users": users, "current_user": current})
 
 @router.post("/users/create")
 async def add_user(
@@ -124,15 +126,19 @@ async def add_user(
         role = "user"
     if len(password) < 8:
         users = get_all_users()
-        return templates.TemplateResponse(
+        return render_template(
+            templates,
+            request,
             "users.html",
-            {"request": request, "users": users, "current_user": current, "error": "Password must be at least 8 characters."},
+            {"users": users, "current_user": current, "error": "Password must be at least 8 characters."},
         )
     if get_user_by_username(username):
         users = get_all_users()
-        return templates.TemplateResponse(
+        return render_template(
+            templates,
+            request,
             "users.html",
-            {"request": request, "users": users, "current_user": current, "error": f"User '{username}' already exists."},
+            {"users": users, "current_user": current, "error": f"User '{username}' already exists."},
         )
     create_user(username, password, role=role)
     return RedirectResponse(url="/auth/users", status_code=status.HTTP_303_SEE_OTHER)
@@ -141,18 +147,22 @@ async def add_user(
 async def remove_user(request: Request, user_id: int, current=Depends(require_admin)):
     if user_id == current["user_id"]:
         users = get_all_users()
-        return templates.TemplateResponse(
+        return render_template(
+            templates,
+            request,
             "users.html",
-            {"request": request, "users": users, "current_user": current, "error": "لا يمكنك حذف حسابك الخاص."},
+            {"users": users, "current_user": current, "error": "لا يمكنك حذف حسابك الخاص."},
             status_code=400,
         )
     # Prevent removing the last admin
     target = next((u for u in get_all_users() if u["id"] == user_id), None)
     if target and target["role"] == "admin" and count_admins() <= 1:
         users = get_all_users()
-        return templates.TemplateResponse(
+        return render_template(
+            templates,
+            request,
             "users.html",
-            {"request": request, "users": users, "current_user": current, "error": "لا يمكن حذف آخر مسؤول في النظام."},
+            {"users": users, "current_user": current, "error": "لا يمكن حذف آخر مسؤول في النظام."},
             status_code=400,
         )
     delete_user(user_id)
@@ -172,9 +182,11 @@ async def change_role(
     target = next((u for u in get_all_users() if u["id"] == user_id), None)
     if target and target["role"] == "admin" and role != "admin" and count_admins() <= 1:
         users = get_all_users()
-        return templates.TemplateResponse(
+        return render_template(
+            templates,
+            request,
             "users.html",
-            {"request": request, "users": users, "current_user": current, "error": "لا يمكن تخفيض رتبة آخر مسؤول."},
+            {"users": users, "current_user": current, "error": "لا يمكن تخفيض رتبة آخر مسؤول."},
             status_code=400,
         )
     set_user_role(user_id, role)
@@ -187,10 +199,11 @@ async def backup_db(request: Request, current=Depends(require_admin)):
         return FileResponse(backup_path, media_type="application/octet-stream", filename=os.path.basename(backup_path))
     except Exception as e:
         msg = f"Backup failed: {str(e)}"
-        return templates.TemplateResponse(
+        return render_template(
+            templates,
+            request,
             "users.html",
             {
-                "request": request,
                 "users": get_all_users(),
                 "current_user": current,
                 "backup_msg": msg,